Page 1
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Digitally signed by dd
DN: cn=dd, o=dd,
ou=dd,
email=dddd@yahoo.
com, c=US
Date: 2010.01.13
06:47:59 +07'00'
REV
A00-00
CLOCK
CK-408
(CK-TITAN)
(56 pin TSSOP)
PAGE_3
1
CRT
Connector
PAGE_12
SVIDEO
2
Connector
PAGE_12
LCD
Connector
PAGE_11
SODIMM
3
PAGE_10
PAGE_36,39,40,41
ITP PORT
PAGE_6
VIDEO CARD
AGP4X (3.3V/1.5V)
180 PIN CONNECTOR
PAGE_11
DDR
0
VRM
VCORE
SODIMM
PAGE_10
DDR
1
PAGE_4-5
PC1600=1.6GB/S
200/266MHZ
SMBUS/I2C
AGP4X
1.5V
NORTHWOOD
uFCPGA
478 pin
AGTL+
VCC CORE
100MHZ
400MT/S (2X ADDRESS 4X DATA)
BROOKDALE
MCH
(625 FC-BGA)
HUBLINK
(1.8V)
(66MHZ)
(266MB/S)
PAGE_7-9 PAGE_13-16
BATTERY
A
CONNECTOR
+3.3VALW
ICH3M
(421 BGA)
CHARGER
CONNECTOR
DC-TO-DC CONVERTER
PAGE_41
+3.3VALW
+5VALW
+5VRUN
+12V
USB 1.1
AC97 INTERFACE
USB 1.1 (PORTS 3,5)
SECONDARY IDE CHANNEL (ATA66/ATA100)
LPC INTERFACE (33MHZ)(3.3V)
BATTERY
B
CONNECTOR
PAGE_37PAGE_36PAGE_37
+1.5VRUN
+3.3VRUN
VCCT_CORE+5VSUS
USB
Port
0
PAGE_18
PAGE_18
(33MHZ)PCI BUS
(ATA66/ATA100)PRIMARY IDE CHANNEL
HDD MODULE
LINE IN AUDIO
PAGE_19
USB
Port
4
Connector
PAGE_27 PAGE_21 PAGE_25
OPTICAL MODULE
(CDROM/DVD)
MiniPCI
Revolution
3COM LAN
CP MODULE
BATT/FDD/DVD/CD
PAGE_17
32PLCC
PAGE_23PAGE_17PAGE_17
Start Schematics
136999 11/15/02 CJ_WANG
MIC IN
OUT
PAGE_22PAGE_20PAGE_20PAGE_20
AC97 CODEC
CARDBUS
CONNECTOR
CARDBUS
CONTROLLER
PCI4451
PAGE_24
FDD INTERFACE
FWH
PAGE_30-31
PS/2 LPT
REVISIONS
DESCRIPTIONECO DATE
AC97 MODEM
CONNECTOR
1394a
Port
PAGE_26
1394a
PHY
PAGE_26
SMC Kahuna
Super I/O
RS232
PAGE_35PAGE_34PAGE_34PAGE_35
D
I2S DOCK INTERFACE
PS2/SIO
LPT/IRDA
IrDA
PAGE_28
PAGE_28
PAGE_28
SWITCH
SWITCH
SWITCH
QUICK
QUICK
QUICK
11-20-2002_22:37
APPROVED
CONNECTOR
DOCKING
PAGE_29
1
2
3
PARTS
ASSY,PWA,MN,NV28,M50 (9Y422)
PWA,PLN,MN,NV28,M50 (9Y422)
ASSEMBLY BARCODE LABEL (XXXXX)
ASSEMBLY REVISION LABEL (XXXXX)
ASSY DWG,PLN,MN,NV28,M50 (XXXXX)
PWB,PLN,MN,CABN (1Y802)
SCHEM,PLN,MN,NV28,M50 (C0370)
4
BOM ADDS APPEAR ON PAGE 42.
This design requires a font mapping of
Fixed to scaleable Arial with a scaling
factor of 1.0
Please remember when copying
project files that you must
include both the symbols and the schematics
EXPORT RESTRICTION:
THE EXPORT OF THE INFORMATION, SCHEMATICS AND OTHER TECHNICAL DATA CONTAINED IN THIS DOCUMENT
IS CONTROLLED BY THE U.S. GOVERNMENT. THE EXPORT, DEEMED EXPORT OR OTHER TRANSFER OF THIS DATA
TO CERTAIN COUNTRIES AND INDIVIDUALS IS RESTRICTED. ANY TRANSFER, EXPORT OR REEXPORT, MUST BE
IN COMPLIANCE WITH THE U.S. EXPORT ADMINISTRATION REGULATIONS.
THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS
AND CONTAINS CONFIDENTIAL AND TRADE SECRET INFORMATION. THIS
ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER
CORP., EXCEPT AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN
ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE
REPRODUCED IN WHOLE OR IN PART AND MUST BE RETURNED TO DELL
COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION
OF THE PURPOSE OF THE LOAN. NEITHER THIS ITEM NOR THE
INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS
NOT HAVING A NEED FOR SUCH USE OR DISCLOSURE CONSISTENT WITH
THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF
DELL COMPUTER CORPORATION.
PROPRIETARY NOTE
M50
DRAWN
DESIGNED
CHECKED
APPROVED
APPROVED
APPROVED
APPROVED
RELEASED
A00
A CURRENT ISSUE OF THIS DRAWING MUST
INCLUDE A COPY OF THE FOLLOWING
ECO'S:
ECO
ECO
ECO
ECO
ECO
ECO
ECO
ECO
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195 4A
DATE
11/15/02
DATE
DATE
DATE
DATE
DATE
DATE
DATE
DATE
COMPUTER
CORPORATION
AUSTIN,TEXAS
DCBA
SHEET
4
REV.
52 OF 102
Page 2
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D
11-20-2002_22:38
NEEDS TO BE UPDATED
PAGE INDEX PCI TABLEPOWER MODES
1
2
3
Schematic Block Diagram1.
2.
Index
System Clock, SMBUS Selector
3.
CPU
4-5.
CPU Voltage ID, CPU Temperature Sensor, ITP Debug Connector
6.
GMCH
7-9.
SODIMM Connectors10.
Video Connectors
11-12.
ICH
13-16.
CDROM, IDE Connectors17.
USB Hub18.
Audio Codec
19.
Audio Connectors, Audio Amplifiers
20.
3COM Revolution (LAN On Motherboard)
21.
LAN and Modem Connectors
22.
Firmware Hub
23.
Cardbus Controller24.
Cardbus Connector25.
26.
IEEE1394 PHY
MiniPCI Connector
27.
Dock Buffers
28.
Dock Connector
29.
Super I/O Controller (Kahuna)
30-31.
Keyboard/Touchpad Connectors
32.
Fan Controllers and Tachometers
33.
Parallel and Serial Ports
34.
PS2 Connectors, LED Connector, Power Sequencing Logic
35.
DC-IN Connector, Charger Board Connector
36.
Battery Connectors, NiMH Support
37.
Power Plane Enables
38.
1.8V/1.5V Switcher and Sequencer, RTC Power Source
39.
40.
VCORE
DC to DC Converter
41.
Mounting Holes and EMI Clips
42.
43.
Schematic Change List
44.
Power Rail Diagram
SMBUS Diagram
45.
REFDES Page Index
46-50.
Power Mode
RBAT
PBATT+
SBATT+
DOCK_DC_IN
DC_IN
SDC_IN
V_CHG
PWR_SRC
RTCSRC
3VSUS
RTC_PWR
5VSUS 5V S1-S3 S4-S5
2.5VSUS 2.5V
VCC_CORE
12V
DOCK_PWR_SRC
3VRUN
VAUX
1.8VSUS
1.8VRUN
5VRUN
5VHDD
5VMOD
1.5VRUN
STRB-_5V
VREFCG
V_1P25V_DDR_VTT
CRT_VCC
5V_QDOCK
5VFDDPP
5VSUS_DOCKED
USB_PWR_0/4
VDDA
VDDA2
1.2V_VCCVID
5VALW
3.3VRTC
3VALW
VCC_RTC
ICH_VBIAS
3VPHYD
3VPHYA
CK_VDD_MAIN
CK_VDD_CORE
V_3P3_LAN
V_3P3_LAN_VDDTX
V_3P3_LAN_VDDRX
V_MCH_GTLREF 8
S1_VPP
S2_VPP
S2_VCC 0V-5V Note A 24, 25 S1-S3 S4-S5
S1_VCCF
S2_VCCF
HL_REF 0.9V S1-S2 S3-S5
H_VCCA
H_VCCIOPLL
H_GTLREF
H_VSSA
V_DDR_MCH_REF
Note 1
Note 2
Note 3
Note 4
4
Voltage
7.2V
17V-13V
17V-13V
20V
20V
20V
15V-17.5V
7.2V-20V
7.2V-20V
3.3V
5V
0.6V-1.75V
12V
13V-20V
3.3V
3.3V
1.8V
1.8V
5V
5V
5V
1.5V
5V
0.7V
1.25V
5V
5V
5V
5V
5V
2.2V
5V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V 26 S1-S2 S3-S5
3.3V S1-S2 S3-S5
3.3V
3.3V
3.3V
3.3V
0.67xVCC_CORE
0V-12V
0V-12V
0V-5VS1_VCC
0V-5V
0V-5V
1.2V
1.2V
0.67xVCC_CORE
1.2V
1.25V
Voltage delivered to these pins is determined from the type card inserted to the PCMCIA controller.Note A
Rail is available anytime AC and BATTERY are both present, and the BIOS is not inhibiting charge
NB powered by AC
NB powered by BATT
Rail is available anytime the HEADPHONE jack is occupied
NB powered by AC
NB powered by BATT
NB powered by AC
NB powered by BATT
32, 36
36, 37, CB - 3
36, 37, CB - 3
29, 36
29, 36, CB - 2, 3
CB - 2, 3
CB - 2
8, 11, 29, 36, 38, 39, 40, 41
36, 39
4, 6, 10-16, 18, 21-25, 27, 30-31, 35, 38-41
36, 38, 39, 41, 42
8, 11, 16, 18-19, 22, 25, 29, 33-35, 38-42
8-10, 39
4,5-9, 16, 23, 38,40
3, 11, 25, 29, 33, 36, 38, 41
29
3, 4, 6, 11, 13-14, 16-17, 19, 21-23, 26-28, 30-31, 33, 35, 38
27
16, 38-39
7, 8, 9, 13,16, 38
6, 11-12, 16-17, 20, 27-28, 30, 32-35, 38, 42
17, 38
17, 38
7, 9, 11, 38-39
29, 34, 38
11 S1-S2 S3-S5
8, 10, 11, 38, 39
12
28, 30
17, 31, 38
29
18
19, 204.65V
19, 20
4, 40
11, 29, 30-32, 35-37, 39, 41
16, 31, 36, 39, 41
6, 17, 30-32, 35, 36, 39, 41
14, 16
14, 16
26
3
3
21, 22
21
21
25
Note A
25
Note A
24, 25
Note A
Note A 24, 25 S1-S3 S4-S5
Note A 24, 25 S1-S3 S4-S5
8, 13
4
4
4
4
8, 10, 39
VAUX
VAUX
3VALW
5VALW
5VALW
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
ONPage
Source
Always
Always
Always
Always
Always
Always
Note 1
Always
For source power on all rails, see page 44
Always
S1-S3 S4-S5
Always
S1-S3 S4-S5
S1-S2
S1-S2
Docked ALW
S1-S2
Note 2
S1-S3
S1-S2
S1-S2
S1-S2
S1-S2
S1-S2
S1-S2
S1-S2
S1-S2
S1-S2
Docked S1-S3 Docked S4-S5
S1-S2
S1-S2
S1-S2
Note 4
Always
Note 4
Always
S1-S2
S1-S2
S1-S2 S3-S5
S1-S3
S1-S3
S1-S3
S1-S2
S1-S3
S1-S3
S1-S3
S1-S3
S1-S3
S1-S2
S1-S3
S1-S3
S1-S3
S1-S2
Always
S1-S33VALW
Always
S1-S3
OFF
S3-S5
S3-S5
S3-S5
Note 2
S4-S5
S3-S5
S3-S5
S3-S5
S3-S5
S3-S5
S3-S5
S3-S5S1-S2
S3-S5
S3-S5
S3-S5
S3-S5
S3-S5
S3-S5
S4-S5S1-S31.2V
Note 4
Note 4
S3-S5
S3-S5
S4-S5
S4-S5
S4-S5
S3-S5
S4-S5
S4-S5
S4-S5
S4-S5
S4-S5
S3-S5
S4-S5
S4-S5
S4 - S5
S3 - S5
S4 - S5
S4 - S5
IRQIDSEL
DOCK AD24 PIRQC* REQ0*/GNT0*
3COM
VIDEO IDSEL
PCI4451 AD17 PIRQD*
MINIPCI
BOM BUILD OPTIONS
Option Description
0 Base Build
1 FDD_PP
AD16
AD18
AD19
PIRQC*
PIRQA*
PIRQB*
PIRQA*M3i
PIRQB*
PIRQD*
REQ/GNTDEVICE
REQB*/GNTB* REQ1*/GNT1*
REQA*/GNTA*
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
DATE
11/15/02
DREQ/DGNT
REQ4*/GNT4*
REQ2*/GNT2*
REQ3*/GNT3*
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
REV.
4A401195
53 OF 102
DCBA
1
2
3
4
Page 3
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+3VRUN
1 2L36
BLM21P600SG
SUB_5990P
500mA, 600 ohm
CK_VDD_MAIN
1
+3VRUN
NP
1K-5%1K-5%
NPH_BSEL0
R148
R145
1 2
1 2
R158
R156
1K-5% 1K-5%
1 2
1 2
4,8
NP
R147
1 2
R176
0-5%
1 2
NP
NP
R177
0-5%
R166
1 2
H_BSEL1
4
1 2
1K-5%
1K-5%
Intel has pin37 seperately.
CK_VDD_CORE
3
CK_XTAL_IN
3
CK_XTAL_OUT
3
H_STP_PCI
15
CK_VTT_PG
3
ICH_SLP_S1
15
2
H_STP_CPU
15,40
+3VRUN
L34
21
BLM11A601S
10uF 6.3V
FUNCTION
SEL0
SEL1
66MHz Host CLK00
100MHz Host CLK
3
0 1
1
1 1
MULT
1
0
200MHz Host CLK
0
133MHz Host CLK
IREF
CLOCK SWING
475 0.7 Volts
221
1.0 Volts
C185
21
CK_VDD_CORE
0.1uF 16V
1
C172
2
PLACE CAP NEAR
CK TITAN CHIP
3
4
10uF 6.3V
2 1
1
VDD_1
8
VDD_2
14
VDD_3
19
VDD_4
32
VDD_5
37
VDD_6
46
VDD_7
50
VDD_8
26
VDDA
2
XIN
3
XOUT
40
S2
55
S1
54
S0
34
PCI_STP
28
VTT_PG
25
PD
4
VSS_0
9
VSS_1
15
VSS_2
20
VSS_3
31
VSS_4
36
VSS_5
47
VSS_6
27
VSSA
41
VSSIREF
53
CPU_STP
42
IREF
43
MULT0
3
R168
475-1%
1 2
CK-Titan Global Clock
Place near each pin
0.1uF 16V
0.1uF 16V
0.1uF 16V
1
1
1
C266
2
HEAVY TRACE
CK_VDD_MAIN
CK_CPU2
3
CK_CPU2
3
C170
NP
R146
R169
2
C9827AT
1 2
1 2
C173
U26
10K-5%
1K-5%
C175
2
R160
21
33.2-1%
R159
21
33.2-1%
PLACE NEAR CKTITAN
0.1uF 16V
1
2
0.1uF 16V
C174
CPU/0
CPU/1
CPU/2
48MUSB
48MDOT
SDATA
3V66_0
3V66_1/VCH
66B0/3V66_2
66B1/3V66_3
66B2/3V66_4
66IN/3V66_5
R170
1 2
PCIF0
PCIF1
PCIF2
CPU0
CPU1
CPU2
SCLK
1
2
REF
PCI0
PCI1
PCI2
PCI3
PCI4
PCI5
PCI6
49.9-1%
C241
R171
5
6
7
52
51
49
48
45
44
39
38
56
29
30
10
11
12
13
16
17
18
33
35
21
22
23
24
1 2
0.1uF 16V
1
2
49.9-1%
XREF=3
0.1uF 16V
0.1uF 16V
1
1
C239
C238
C240
2
2
NC_CK_ICHAPIC
21
21
21
21
7
7
NC_CK_PICCLK
CK_33M_ICHPCI
CK_CPU0
CK_CPU0
CK_CPU1
CK_CPU1
CK_CPU2
CK_CPU2
CK_48M_ICH
CK_14M_SIO
CK_14M_ICH
CK_SDATA
CK_SCLK
CK_33M_LANPCI
CK_33M_MINIPCI
CK_33M_DOCKPCI
CK_33M_FWHPCI
CK_33M_CBPCI
CK_33M_SIOPCI
CK_66M_ICH
CK_66M_MCH
CK_66M_AGP
3
3
3
3
R119
33.2-1%
R157
21
R149
33.2-1%
R150
33.2-1%
R118
R128
21
33.2-1%
R116
33.2-1%
R127
21
33.2-1%
33.2-1%
R114
R126
21
33.2-1%
33.2-1%
<0.5" from pins
NP
NP
2.2pF
C276
C275
1 2
1 2
50V-5%
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
21
33.2-1%
21
21
R117
21
33.2-1%
R115
33.2-1%
21
R113
33.2-1%
CK_HCLK
CK_HCLK
2.2pF
50V-5%
13
3
3
3
3
3
3
14
31
14
3
3
21
27
28
23
24
31
14
8
11
CK_CPU1
CK_CPU1
CK_CPU0
CK_CPU0
R162
21
33.2-1%
R161
21
33.2-1%
R172
PLACE NEAR CKTITAN
R164
21
33.2-1%
R163
21
33.2-1%
PLACE NEAR CKTITAN
SMBUS Selector
(ICH to Memory / CK-Titan)
+12V
12
R124
Q22
2N7002
50V-5%
CK_ITP
CK_ITP
CK_BCLK
CK_BCLK
1
G
4
4
CK_VTT_PG
3
R173
49.9-1%
49.9-1%
1 2
1 2
PLACE NEAR CPUPLACE NEAR MCH
NP
NP
R175
R174
49.9-1%
1 2
1 2
49.9-1%
2.2pF
2.2pF
C258
C251
1 2
1 2
50V-5%
ICH_SMBDATA
10K-5%
10,14
D
3
ICH_SMBCLK
10,14
S
2
4
4
TITLE
DWG NO.
DATE
D
+3VRUN
R152
2
3
D
S
1
G
2N7002
Q26
2N7002
Q25
G
S
D
312
CK-Titan Crystal
Place crystal within 500 mils of CK-titan
1 2
X5
14.31818MHz
R455
NP
2M-5%
NP
50V-5%
50V-5%
1
C225
10pF
2
PLACE as close as physically
possible to CK-TITAN and X5
VCORE_PWRGD
15,35,40
SCHEMATIC, M/B LA-1221
401195
11/15/02
21
21
R153
100K
21
NP
1
C178
10pF
2
Q23
2N7002
1
G
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
100K
CK_SDATA
CK_SCLK
CK_XTAL_IN
CK_XTAL_OUT
+3VRUN
2
R112
1
3
D
2
S
11-20-2002_22:38
3
3
10K-5%
CK_VTT_PG
REV.
4A
54 OF 102
1
2
3
3
3
3
4
DCBA
Page 4
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D
11-20-2002_22:38
+VCC_CORE
+VCC_CORE
R78
R501
R497
51.1-1%
51.1-1%
6
6
50V-10%
51.1-1%
1 2
1 2
4,13
4,13
H_GTLREF0_3
21
C187
220pF
50V-10%
4
4
4
4,15
21
200-5%
21
R443
R136
R202
56-5%
200-5%
+VCC_CORE
R269
R201
300-5%
51.1-1%
1 2
1 2
R132
49.9-1%
200-5%
1 2
H_INIT
4,13,23
H_PWRGOOD
4,13
H_RESET
4,6,7
H_BR0
4,7
H_FERR
4
H_CPUPERF
4,15
RN9
NP
1 4
CK_ITP
3
3
CK_ITP
NP
0-5%
RN9
2 3
0-5%
RN127
1 4
0-5%
RN127
2 3
0-5%
21
21
1uF
R139
1 2
C20721C232
100-1%
10V-10%
220pF
50V-10%
1 2
H_BPM0
6
H_BPM1
6
H_BPM2
H_BPM3
H_BPM4
6
H_BPM5
6
CK_ITP_R
CK_ITP_R
21
21
C188
C231
220pF
220pF
50V-10%
+VCC_CORE
21
21
R75
R84
10K-5%
H_PROCHOT
4,13
H_THERMTRIP
4,33
10K-5%
1
2
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
+VCC_CORE
4,7
R79
1K-5%
1 2
7
7
4,13,23
7
7
7
7
7
7
7
7
4,13
4
4,13
4,13
4,13
4,13
4,6,7
4,13
4,13
3
3
3
4
H_A4
H_A5
H_A6
H_A7
H_A8
H_A9
H_A10
H_A11
H_A12
H_A13
H_A14
H_A15
H_A16
H_A17
H_A18
H_A19
H_A20
H_A21
H_A22
H_A23
H_A24
H_A25
H_A26
H_A27
H_A28
H_A29
H_A30
H_A31
NC_H_A32
NC_H_A33
NC_H_A34
NC_H_A35
H_ADSTRB0
H_ADSTRB1
H_REQ0
H_REQ1
H_REQ2
H_REQ3
H_REQ4
H_ADS
NC_H_AP0
NC_H_AP1
H_BR0
NC_H_BINIT
CPU_IERR
H_BPRI
H_BNR
H_LOCK
H_HIT
H_HITM
H_DEFER
H_RS0
H_RS1
H_RS2
NC_H_RSP
H_TRDY
H_A20M
H_FERR
H_IGNNE
H_SMI
H_STPCLK
H_CPUSLP
H_INIT
H_RESET
H_INTR
H_NMI
CK_BCLK
CK_BCLK
K4
L6
K1
L3
M6
L2
M3
M4
N1
M1
N2
N4
N5
T1
R2
P3
P4
R3
T2
U1
P6
U3
T4
V2
R6
W1
T5
U4
V3
W2
Y1
AB1
L5
R5
J1
K5
J4
J3
H3
G1
AC1
V5
H6
AA3
AC3
D2
G2
G4
F3
E3
E2
F1
G5
F4
AB2
J6
C6
B6
B2
B5
Y4
AB26
W5
AB25
D1
E5
AF22
AF23
SUB=SUB_1M568
K2
H_A3
JCPU
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
A32
A33
A34
A35
ADSTB0
ADSTB1
REQ0
REQ1
REQ2
REQ3
REQ4
ADS
AP0
AP1
BR0
BINIT
IERR
BPRI
BNR
LOCK
HIT
HITM
DEFER
RS0
RS1
RS2
RSP
TRDY
A20M
FERR
IGNNE
SMI
STPCLK
SLP
INIT
RESET
LINT0
LINT1
BCLK0
BCLK1
NORTHWOOD MOBILE REV 0.60
HETERO 3 OF 4
DSTBN0
DSTBN1
DSTBN2
DSTBN3
DSTBP0
DSTBP1
DSTBP2
DSTBP3
DBSY
DRDY
B21
H_D0
D0
B22
D1
A23
D2
A25
D3
C21
D4
D22
D5
B24
D6
C23
D7
C24
D8
B25
D9
G22
D10
H21
D11
C26
D12
D23
D13
J21
D14
D25
D15
H22
D16
E24
D17
G23
D18
F23
D19
F24
D20
E25
D21
F26
D22
D26
D23
L21
D24
G26
D25
H24
D26
M21
D27
L22
D28
J24
D29
K23
D30
H25
D31
M23
D32
N22
D33
P21
D34
M24
D35
N23
D36
M26
D37
N26
D38
N25
D39
R21
D40
P24
D41
R25
D42
R24
D43
T26
D44
T25
D45
T22
D46
T23
D47
U26
D48
U24
D49
U23
D50
V25
D51
U21
D52
V22
D53
V24
D54
W26
D55
Y26
D56
W25
D57
Y23
D58
Y24
D59
Y21
D60
AA25
D61
AA22
D62
AA24
D63
J26
DP0
K25
DP1
K26
DP2
L25
DP3
E22
K22
R22
W22
F21
J23
P23
W23
H5
H2
H_D10
H_D11
H_D12
H_D13
H_D14
H_D15
H_D16
H_D17
H_D18
H_D19
H_D20
H_D21
H_D22
H_D23
H_D24
H_D25
H_D26
H_D27
H_D28
H_D29
H_D30
H_D31
H_D32
H_D33
H_D34
H_D35
H_D36
H_D37
H_D38
H_D39
H_D40
H_D41
H_D42
H_D43
H_D44
H_D45
H_D46
H_D47
H_D48
H_D49
H_D50
H_D51
H_D52
H_D53
H_D54
H_D55
H_D56
H_D57
H_D58
H_D59
H_D60
H_D61
H_D62
H_D63
NC_DP0
NC_DP1
NC_DP2
NC_DP3
H_DSTBN0
H_DSTBN1
H_DSTBN2
H_DSTBN3
H_DSTBP0
H_DSTBP1
H_DSTBP2
H_DSTBP3
H_DBSY
H_DRDY
7
H_D1
7
H_D2
7
H_D3
7
H_D4
7
H_D5
7
H_D6
7
H_D7
7
H_D8
7
H_D9
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
R434
H_A20M
4,13
H_SMI
4,13
H_IGNNE
4,13
H_STPCLK
4,13
H_CPUSLP
4,13
H_DPSLP
4,13
H_NMI
4,13
H_INTR
4,13
R81
R111
200-5%
1 2
R431
R203
R200
200-5%
200-5%
1 2
1 2
200-5%
200-5%
1 2
1 2
+VCC_CORE
0.1uF 16V
0.1uF 16V
0.1uF 16V
1
1
1
2
C309
C114
C110
2
2
+VCC_CORE
56.2-1%
21
R80
R142
56.2-1%
56.2-1%
1 2
TESTHI0_1_PU
TESTHI2_7_PU
TESTHI8_10_PU
21
R436
R76
R109
200-5%
1 2
1 2
R133
200-5%
200-5%
1 2
1 2
4
4
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
R496
R432
51.1-1%
1 2
1 2
H_TCK
6
H_TDI
6
H_TDO
6
H_TMS
6
H_TRST
6
CPU_CK_ITP
CPU_CK_ITP
H_DPSLP
H_PWRGOOD
H_BSEL0
3,8
H_BSEL1
3
TESTHI0_1_PU
TESTHI2_7_PU
TESTHI8_10_PU
H_CPUPERF
+VCC_CORE
R165
1 2
Level Shifter for FERR#
51.1-1%
8.2K-5%
R498
51.1-1%
1 2
AC6
BPM0
AB5
BPM1
AC4
BPM2
Y6
BPM3
AA5
BPM4/PRDY
AB4
BPM5/PREQ
D4
TCK
C1
TDI
D5
TDO
F7
TMS
E6
TRST
AC26
ITP_CLK0
AD26
ITP_CLK1
AD25
DPSLP
AB23
PWRGOOD
AD6
BSEL0
AD5
BSEL1
AA21
GTLREF0
AA6
GTLREF1
F20
GTLREF2
F6
GTLREF3
AD24
TESTHI0
AA2
TESTHI1
AC21
TESTHI2
AC20
TESTHI3
AC24
TESTHI4
AC23
TESTHI5
AA20
TESTHI6
AB22
TESTHI7
U6
TESTHI8
W4
TESTHI9
Y3
TESTHI10
A6
TESTHI11
Q24
3904
1
JCPU
NORTHWOOD MOBILE REV 0.60
HETERO 2 OF 4
+3VRUN
470
R167
1 2
H_FERR_ICH
3
2
H_FERR
E21
DBI0
G25
DBI1
P26
DBI2
V21
DBI3
AE25
DBR
AD20
VCCA
AE23
VCCIOPLL
A5
VCCSENSE
AD22
VSSA
A4
VSSSENSE
A22
RSVD0
A7
RSVD1
AD2
RSVD2
AD3
RSVD3
AE21
RSVD4
AF24
RSVD5
AF25
RSVD6
C3
PROCHOT
V6
MCERR
AF4
VCCVID
AF3
N/C_1
B1
N/C_2
B3
THERMDA
C4
THERMDC
A2
THERMTRIP
L24
COMP0
P1
COMP1
AE5
VID0
AE4
VID1
AE3
VID2
AE2
VID3
AE1
VID4
13
4
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
H_DBI0
H_DBI1
H_DBI2
H_DBI3
H_ITP_DBR
H_VCCA
H_VCCIOPLL
H_VCCSENSE
H_VSSA
H_VSSSENSE
NC_H_RSVD0
NC_H_RSVD1
NC_H_RSVD2
NC_H_RSVD3
NC_H_RSVD4
NC_H_RSVD5
NC_H_RSVD6
H_PROCHOT
NC_H_MCERR
V_1P2V_VCCVID
NC_CPU_AF3
NC_CPU_B1
H_THERMDA
H_THERMDC
H_THERMTRIP
H_COMP0
H_COMP1
4,40
H_VID0
H_VID1
H_VID2
H_VID3
H_VID4
CPU PLL
4
4
4
8
8
8
8
V_1P2V_VCCVID
H_VCCA
H_VCCIOPLL
H_VSSA
6
4
4
4
4,13
6
6
4,33
6
6
R433
6
1 2
6
6
8V-20%
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
C572
1 2
51.1-1%
R134
1 2
L35
33uF_POLY
TESTPAD
1
VCCSENSE
TESTPAD
1
VSSSENSE
4,40
0.1uF 16V
R204
1 2
0-5%
2
SUB_7H671
4.7uH 30mA
1
8V-20%
1 2
C223
55 OF 102
51.1-1%
R186
1 2
L38
33uF_POLY
REV.
2
4.7uH 30mA
1
21
4A
1
2
3
0-5%
SUB_7H671
C257
4
DCBA
Page 5
A B C
www.kythuatvitinh.com
JCPU
A3 P2
VSS1 VSS92
A9
VSS2
A11
VSS3
A13
VSS4
A15
VSS5
A17
VSS6
A19
1
2
3
4
VSS7
A21
VSS8
A24
VSS9
A26
VSS10
B4
VSS11
B8
VSS12
B10
VSS13
B12
VSS14
B14
VSS15
B16
VSS16
B18
VSS17
B20
VSS18
B23
VSS19
B26
VSS20
C2
VSS21
C5
VSS22
C7
VSS23
C9
VSS24
C11
VSS25
C13
VSS26
C15
VSS27
C17
VSS28
C19
VSS29
C22
VSS30
C25
VSS31
D3
VSS32
D6
VSS33
D8
VSS34
D10
VSS35
D12
VSS36
D14
VSS37
D16
VSS38
D18
VSS39
D20
VSS40
D21
VSS41
D24
VSS42
E1
VSS43
E4
VSS44
E7
VSS45
E9
VSS46
E11
VSS47
E13
VSS48
E15
VSS49
E17
VSS50
E19
VSS51
E23
VSS52
E26
VSS53
F2
VSS54
F5
VSS55
F8
VSS56
F10
VSS57
F12
VSS58
F14
VSS59
F16
VSS60
F18
VSS61
F22
VSS62
F25
VSS63
G3
VSS64
G6
VSS65
G21
VSS66
G24
VSS67
H1
VSS68
H4
VSS69
H23
VSS70
H26
VSS71
J2
VSS72
J5
VSS73
J22
VSS74
J25
VSS75
K3
VSS76
K6
VSS77
K21
VSS78
K24
VSS79
L1
VSS80
L4
VSS81
L23
VSS82
L26
VSS83
M2
VSS84
M5
VSS85
M22
VSS86
M25
VSS87
N3
VSS88
N6
VSS89
N21
VSS90
N24
VSS91
NORTHWOOD MOBILE REV 0.60
HETERO 4 OF 4
VSS93
VSS94
VSS95
VSS96
VSS97
VSS98
VSS99
VSS100
VSS101
VSS102
VSS103
VSS104
VSS105
VSS106
VSS107
VSS108
VSS109
VSS110
VSS111
VSS112
VSS113
VSS114
VSS115
VSS116
VSS117
VSS118
VSS119
VSS120
VSS121
VSS122
VSS123
VSS124
VSS125
VSS126
VSS127
VSS128
VSS129
VSS130
VSS131
VSS132
VSS133
VSS134
VSS135
VSS136
VSS137
VSS138
VSS139
VSS140
VSS141
VSS142
VSS143
VSS144
VSS145
VSS146
VSS147
VSS148
VSS149
VSS150
VSS151
VSS152
VSS153
VSS154
VSS155
VSS156
VSS157
VSS158
VSS159
VSS160
VSS161
VSS162
VSS163
VSS164
VSS165
VSS166
VSS167
VSS168
VSS169
VSS170
VSS171
VSS172
VSS173
VSS174
VSS175
VSS176
VSS177
VSS178
VSS179
VSS180
VSS181
SKTOCC
P5
P22
P25
R1
R4
R23
R26
T3
T6
T21
T24
U2
U5
U22
U25
V1
V4
V23
V26
W3
W6
W21
W24
Y2
Y5
Y22
Y25
AA1
AA4
AA7
AA9
AA11
AA13
AA15
AA17
AA19
AA23
AA26
AB3
AB6
AB8
AB10
AB12
AB14
AB16
AB18
AB20
AB21
AB24
AC2
AC5
AC7
AC9
AC11
AC13
AC15
AC17
AC19
AC22
AC25
AD1
AD4
AD8
AD10
AD12
AD14
AD16
AD18
AD21
AD23
AE7
AE9
AE11
AE13
AE15
AE17
AE19
AE22
AE24
AE26
AF1
AF6
AF8
AF10
AF12
AF14
AF16
AF18
AF20
AF26
CPU High Frequency Decoupling
+VCC_CORE
C196
1 2
.22uF 10V
20%
C204
1 2
.22uF 10V
20%
C216
1 2
.22uF 10V
20%
C221
1 2
.22uF 10V
20%
+VCC_CORE
CPU Bulk Decoupling
C217
1 2
.22uF 10V
20%
C191
1 2
.22uF 10V
20%
C197
1 2
.22uF 10V
20%
C205
1 2
.22uF 10V
20%
C222
1 2
.22uF 10V
20%
C227
1 2
.22uF 10V
20%
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
+VCC_CORE
C650
21
10uF 6.3V_X7R
C592
1 2
10uF 6.3V_X7R
C614
21
10uF 6.3V_X7R
C598
1 2
10uF 6.3V_X7R 10uF 6.3V_X7R
C615
21
10uF 6.3V_X7R
C604
1 2
10uF 6.3V_X7R
C611
21
10uF 6.3V_X7R
C613
1 2
10uF 6.3V_X7R
C577
21
10uF 6.3V_X7R
C602
1 2
10uF 6.3V_X7R 10uF 6.3V_X7R
Place caps close to JCPU
ALL CAPS NEED TO BE PLACED
DIRECTLY UNDER JCPU, WHEN
POSSIBLE USE TWO VIAS/PAD
C621
10uF 6.3V_X7R
C633
10uF 6.3V_X7R
C594
1 2
10uF 6.3V_X7R
C647
1 2
C620
10uF 6.3V_X7R
C600
1 2
10uF 6.3V_X7R
C637
10uF 6.3V_X7R
C638
10uF 6.3V_X7R
C593
1 2
10uF 6.3V_X7R
C616
+VCC_CORE+VCC_CORE
C557
21
21
21
21
21
21
1 2
10uF 6.3V_X7R
C576
10uF 6.3V_X7R
C579
1 2
10uF 6.3V_X7R
C624
10uF 6.3V_X7R
C601
1 2
10uF 6.3V_X7R
C632
10uF 6.3V_X7R
C651
1 2
10uF 6.3V_X7R
C648
10uF 6.3V_X7R
C580
10uF 6.3V_X7R
C556
1 2
10uF 6.3V_X7R
21
21
21
21
21
+VCC_CORE +VCC_CORE
TITLE
DWG NO.
DATE
D
JCPU
A8
VCC1
A10
VCC2
A12
VCC3
A14
VCC4
A16
VCC5
A18
VCC6
A20
VCC7
B7
VCC8
B9
VCC9
B11
VCC10
B13
VCC11
B15
VCC12
B17
VCC13
B19
VCC14
C8
VCC15
C10
VCC16
C12
VCC17
C14
VCC18
C16
VCC19
C18
VCC20
C20
VCC21
D7
VCC22
D9
VCC23
D11
VCC24
D13
VCC25
D15
VCC26
D17
VCC27
D19
VCC28
E8
VCC29
E10
VCC30
E12
VCC31
E14
VCC32
E16
VCC33
E18
VCC34
E20
VCC35
F9
VCC36
F11
VCC37
F13
VCC38
F15
VCC39
F17
VCC40
F19
VCC41
AA8
VCC42
AA10
VCC43
NORTHWOOD MOBILE REV 0.60
HETERO 1 OF 4
SCHEMATIC, M/B LA-1221
401195
11/15/02
AA12
VCC44
AA14
VCC45
AA16
VCC46
AA18
VCC47
AB7
VCC48
AB9
VCC49
AB11
VCC50
AB13
VCC51
AB15
VCC52
AB17
VCC53
AB19
VCC54
AC8
VCC55
AC10
VCC56
AC12
VCC57
AC14
VCC58
AC16
VCC59
AC18
VCC60
AD7
VCC61
AD9
VCC62
AD11
VCC63
AD13
VCC64
AD15
VCC65
AD17
VCC66
AD19
VCC67
AE6
VCC68
AE8
VCC69
AE10
VCC70
AE12
VCC71
AE14
VCC72
AE16
VCC73
AE18
VCC74
AE20
VCC75
AF2
VCC76
AF5
VCC77
AF7
VCC78
AF9
VCC79
AF11
VCC80
AF13
VCC81
AF15
VCC82
AF17
VCC83
AF19
VCC84
AF21
VCC85
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
11-20-2002_22:38
REV.
4A
56 OF 102
1
2
3
4
DCBA
Page 6
1
www.kythuatvitinh.com
2
B_VID Setting
4
3 2 1 0 VCC_CORE
SSSSS
SS
O
S
S
S
OOS
S
S
S
O
S
S
SSO
S
S
S
O
O
S
S
SS
O
O
S
S
O
O
O
S
S
O
S
S
S
0
O
SS
S
O
S
O
S
S
O
O
O
S
S
S
O
O
S
S
O
O
O
S
S
S
O
O
O
S
S O O O O
A B C
+5VSUS
+3VSUS
RN2
RN2
10K-5%
4 5
R372
1 2
CPU Voltage ID Mux
RN2
RN2
10K-5%
10K-5%
10K-5%
1 8
3 6
2 7
R377
R390
R380
0-5%
0-5%
0-5%
1 2
1 2
1 2
NP
2
1
C471
21
R65
10K-5%
MUX_ENAB
R365
0-5%
0-5%
1 2
0.1uF 16V
U13
NP
24
VCC
3
A0
4
B0
7
A1
8
B1
11
A2
14
B2
17
A3
18
B3
22
B4
13
BX
1 12
BE GND
74CBT3383Q
MUX_ENAB = 0 = A to C
MUX_ENAB = 1 = B to C
2
C0
5
D0
6
C1
9
D1
10
C2
15
D2
16
C3
19
D3
2021
C4A4
23
D4
NP
O = pads open
S = pads shorted
1.750V
1.700V
1.650V
1.600V
1.550V
1.500V
1.450V
1.400V
1.350V
1.300V
1.250V
1.200V
1.150V
1.100V
1.050V
1.000V
B_VID Setting
4 3 2 1 0
S
O
S
S
SS
O
S
S
O
O
S
S
O
O
S
SSO
O
S
O
O
S
O
O
O
S
O
O
O
O
O
S
S
O
O
SS
O
O
O
S
O
O
O
S
O
O
O
S
O
O
O
S
O
O
O
O
O O O O O
S
O
S
O
S
O
SS
O
S
O
S
O
S
O
S
VCC_CORE
0.9750V
0.950V
0.925V
0.900V
0.875V
0.850V
0.825V
0.800V
0.775V
0.750V
0.725V
0.700V
0.675V
0.650V
0.625V
0.600V
+3VSUS
NP
NP
NP
NP
NP
RN4
RN4
RN4
RN4
10K-5%
10K-5%
10K-5%
3 6
2 7
1 8
PADS
PADS
B_VID3
1 2
SHORT
SHORT
B_VID2
1 2
Layout Note: B_VIDs
Make pads accessable
PADS
B_VID1
SHORT
B_VID4
1 2
DPRSLPVR
15,40
NP
21
21
R368
R392
B_VID0
10K-5%
10K-5%
H_VID0
4
H_VID1
4
H_VID2
4
H_VID3
4
H_VID4
4
NP
NP
PADS
SHORT
1 2
21
R610
0-5%
R618
1 2
0-5%
10K-5%
4 5
PADS
SHORT
1 2
D
11-20-2002_22:38
CPU Temperature Sensor
+3VALW +3VALW
C669
VID0
40
VID1
40
VID2
40
VID3
40
VID4
40
D
3
Q83
2N7002
EC_VID1
1
XREF=30
G
2
S
H_THERMDA
4
H_THERMDC
4
CLK_SMB
31,32
DAT_SMB
31,32
1 2
2200pf
50V-10%
R489
1 2
Layout Note: CPU Temperature Sensor
Place this circuit on the
bottom side of the mainboard
R486
6.8K-5%
1 2
3
D-
7
SDATA
ADM1032
THERMSCLK
ALERT
12
VDDD+
6
48
5
GND
U59
6.8K-5%
+3VRUN
NP
2
R494
C661
10K-5%
1 2
0.1uF 16V
1
R492
10K-5%
1 2
ATF_INT
1
30
2
ITP Population Matrix
R264
R255
R257
pop no pop
R265
R258
pop
R140 (p.7)
pop
R249
R248
3
NP
R317
R324
51.1-1%
51.1-1%
1 2
1 2
H_BPM0
4
H_BPM1
4
H_BPM4
4
H_BPM5
4
H_RESET
4,7
H_TCK
4,6
CK_ITP_R
4
CK_ITP_R
4
NP
NP
C429
C426
2.2pF
1 2
50V-5%
C734
Place PULLUP RESISTORS
<1" FROM ITP PORT PINS
Layout Note: JITP
Place the pads to connector
on the buttom side of the
board for test in factory
Debug port must be at the
end of the following traces:
CPURST*, GTL_PRDY*,
ITP_TCK, ITP_TMS
21
10uF 6.3V
1
1
C427
C424
0.1uF 16V
0.1uF 16V
2
2
+VCC_CORE
R302
R307
R309
51.1-1%
51.1-1%
1 2
1 2
1 2
2.2pF
1 2
50V-5%
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
Circuit Not Complete. Pending input from Intel.
ITP Debug Connector
51.1-1%
PLACE NEAR ITP
NP
1
3 4
5 6
7 8
9
11 12
13 14
15 16
17 18
19220
21 22
23
25
P1
2MM SMT
KEY 26
R322
1 2
10
24
26
K
1.5K-1%
NC_ITP_FBI
NC_ITP_26
R323
39-1%
R306
150-1%
51.1-1%
1 2
1 2
H_DBA
21
R316
R318
27.4-1%
1 2
R308
1 2
H_TDI
H_TMS
H_TRST
H_TCK
680-5%
H_TDO
+3VSUS
R301
10K-5%
1 2
6
4
4
4
4,6
4
35,41
H_ITP_DBR
GDRUNPWROK
5 U63
2
1
3
4
NP
H_DBA
6
PLACE RES<1 FROM PORT
DEBUG PORT MUST BE AT END OF TRACE
R296
33.2-1%
4
DRUNPWROK
+3VRUN
R299
15
10K-5%
1 2
G_AGPBUSY
11,15
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
7SH08FU
21
R280
R281
R279
R278
R283
R275
R273
R256
R251
R271
R263
R272
pop no pop
no pop
pop no pop
pop
pop no pop
39 ohms 1k
no pop
pop no pop
pop no pop
pop
COMPUTER
CORPORATION
AUSTIN,TEXAS
DCBA
SHEET
ITP Not UsedITP UsedRef. Des.
1.5k510 ohms
no poppop
1k pull-downno pop
no pop
no pop
no poppop
no pop
no poppop
no poppop
no poppop
no pop
pop
pop
57 OF 102
3
4
REV.
4A
Page 7
A B C
www.kythuatvitinh.com
RN20
DDR_D63
7
RN20
DDR_D59
7
22-5%
DDR_D62
7
SUB=SUB_7K993
RN22
DDR_D58
2 3
7
22-5%
DDR_DS7
7
SUB=SUB_7K993
RN24
DDR_D61
2 3
10
10
10
10
10
10
10
10
10
10
10
10
7
Bit Swapping
7
Sig --- PinBit Swapping
7
CB0 --- SCB4
7
CB4 --- SCB5
7
CB1 --- SCB0
7
CB5 --- SCB1
7
7
7
7
7
7
7
7
7
7
7
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
10
10
10
10
10
10
10
Verify value.
10
R154
1 2
22-5%
7
22-5%
DDR_D57
SUB=SUB_7K993
7
7
7
7
7
7
RN26
DDR_D60
2 3
22-5%
DDR_D56
SUB=SUB_7K993
RN28
DDR_D55
2 3
22-5%
DDR_D51
7
SUB=SUB_7K993
RN30
DDR_D54
2 3
7
22-5%
DDR_D50
SUB=SUB_7K993
7
7
7
7
7
7
7
7
7
7
7
7
7
RN32
2 3
DDR_DS6
22-5%
DDR_D53
SUB=SUB_7K993
RN34
2 3
DDR_D49
22-5%
DDR_D52
7
SUB=SUB_7K993
RN36
DDR_D48
2 3
7
22-5%
DDR_D47
7
SUB=SUB_7K993
RN39
DDR_D43
2 3
7
22-5%
DDR_D46
SUB=SUB_7K993
RN41
DDR_D42
2 3
22-5%
DDR_DS5
SUB=SUB_7K993
RN43
DDR_D45
2 3
22-5%
DDR_D41
SUB=SUB_7K993
RN45
DDR_D44
2 3
22-5%
DDR_D40
SUB=SUB_7K993
RN47
DDR_D39
2 3
22-5%
DDR_D35
SUB=SUB_7K993
RN49
DDR_D38
2 3
22-5%
DDR_D34
7
SUB=SUB_7K993
RN51
DDR_DS4
2 3
22-5%
DDR_D37
SUB=SUB_7K993
7
RN53
DDR_D33
2 3
7
22-5%
DDR_D36
7
SUB=SUB_7K993
RN55
2 3
DDR_D32
7
22-5%
SUB=SUB_7K993
NP
21
47pF
C244
50V-5%
21
BROOKDALE DDR
HETERO 3 OF 5
C290
301-1%150-1%
1 2
U60
.01uF 50V
SCBO
SDQS0
SDQS1
SDQS2
SDQS3
SDQS4
SDQS5
SDQS6
SDQS7
SDQS8
SMA0
SMA1
SMA2
SMA3
SMA4
SMA5
SMA6
SMA7
SMA8
SMA9
SMA10
SMA11
SMA12
SCKE0
SCKE1
SCKE2
SCKE3
RCVENIN
RCVENOUT
SCK0
SCK1
SCK2
SCK3
SCK4
SCK5
SCK0
SCK1
SCK2
SCK3
SCK4
SCK5
SCB1
SCB2
SCB3
SCB4
SCB5
SCB6
SCB7
SRAS
SCAS
SBS0
SBS1
SCS0
SCS1
SCS2
SCS3
SWE
E14
J24
G6
G15
E24
H5
F15
G25
G7
G14
G24
F5
C16
D16
B15
C14
B17
C17
C15
D14
F26
C26
C23
B19
D12
C8
C5
E3
E15
E12
F17
E16
G18
G19
E18
F19
G21
G20
F21
F13
E20
G22
G12
G13
G23
E22
H23
F23
E9
F7
F9
E7
G3
H3
F11
G11
G8
CK_DDR_CK0
CK_DDR_CK1
CK_DDR_CK2
CK_DDR_CK3
CK_DDR_CK4
CK_DDR_CK5
CK_DDR_CK0
CK_DDR_CK1
CK_DDR_CK2
CK_DDR_CK3
CK_DDR_CK4
CK_DDR_CK5
DDR_CB1
DDR_CB5
DDR_CB2
DDR_CB3
DDR_CB0
DDR_CB4
DDR_CB6
DDR_CB7
DDR_DS0
DDR_DS1
DDR_DS2
DDR_DS3
DDR_DS4
DDR_DS5
DDR_DS6
DDR_DS7
DDR_DS8
DDR_MA0
DDR_MA1
DDR_MA2
DDR_MA3
DDR_MA4
DDR_MA5
DDR_MA6
DDR_MA7
DDR_MA8
DDR_MA9
DDR_MA10
DDR_MA11
DDR_MA12
DDR_BS0
DDR_BS1
DDR_CKE0_DIMM0
DDR_CKE1_DIMM0
DDR_CKE2_DIMM1
DDR_CKE3_DIMM1
DDR_CS0_DIMM0
DDR_CS1_DIMM0
DDR_CS2_DIMM1
DDR_CS3_DIMM1
DDR_RCVENIN
DDR_RCVENOUT
DDR_RAS
DDR_WE
DDR_CAS
AA2
1
2
3
H_D0
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
H_DSTBN0
4
H_DSTBN1
4
H_DSTBN2
4
H_DSTBN3
4
H_DSTBP0
4
H_DSTBP1
4
H_DSTBP2
4
H_DSTBP3
4
H_D1
H_D2
H_D3
H_D4
H_D5
H_D6
H_D7
H_D8
H_D9
H_D10
H_D11
H_D12
H_D13
H_D14
H_D15
H_D16
H_D17
H_D18
H_D19
H_D20
H_D21
H_D22
H_D23
H_D24
H_D25
H_D26
H_D27
H_D28
H_D29
H_D30
H_D31
H_D32
H_D33
H_D34
H_D35
H_D36
H_D37
H_D38
H_D39
H_D40
H_D41
H_D42
H_D43
H_D44
H_D45
H_D46
H_D47
H_D48
H_D49
H_D50
H_D51
H_D52
H_D53
H_D54
H_D55
H_D56
H_D57
H_D58
H_D59
H_D60
H_D61
H_D62
H_D63
HD0
AB5
HD1
AA5
HD2
AB3
HD3
AB4
HD4
AC5
HD5
AA3
HD6
AA6
HD7
AE3
HD8
AB7
HD9
AD7
HD10
AC7
HD11
AC6
HD12
AC3
HD13
AC8
HD14
AE2
HD15
AG5
HD16
AG2
HD17
AE8
HD18
AF6
HD19
AH2
HD20
AF3
HD21
AG3
HD22
AE5
HD23
AH7
HD24
AH3
HD25
AF4
HD26
AG8
HD27
AG7
HD28
AG6
HD29
AF8
HD30
AH5
HD31
AC11
HD32
AC12
HD33
AE9
HD34
AC9
HD35
AE10
HD36
AD9
HD37
AG9
HD38
AC10
HD39
AE12
HD40
AF10
HD41
AG11
HD42
AG10
HD43
AH11
HD44
AG12
HD45
AE13
HD46
AF12
HD47
AG13
HD48
AH13
HD49
AC14
HD50
AF14
HD51
AG14
HD52
AE14
HD53
AG15
HD54
AG16
HD55
AG17
HD56
AH15
HD57
AC17
HD58
AF16
HD59
AE15
HD60
AH17
HD61
AD17
HD62
AE16
HD63
AD4
HDSTBN0
AE6
HDSTBN1
AE11
HDSTBN2
AC15
HDSTBN3
AD3
HDSTBP0
AE7
HDSTBP1
AD11
HDSTBP2
AC16
HDSTBP3
SUB_0H172
Sub = Brookdale-M
U60
(HXSWNG)
(HYSWNG)
BROOKDALE DDR
HETERO 1 OF 5
HA3
HA4
HA5
HA6
HA7
HA8
HA9
HA10
HA11
HA12
HA13
HA14
HA15
HA16
HA17
HA18
HA19
HA20
HA21
HA22
HA23
HA24
HA25
HA26
HA27
HA28
HA29
HA30
HA31
HADSTB0
HADSTB1
CPURST
HTRDY
DEFER
BPRI
HLOCK
RSTIN
TESTIN
DBSY
DRDY
HIT
HITM
BR0
ADS
BNR
RS0
RS1
RS2
HREQ0
HREQ1
HREQ2
HREQ3
HREQ4
BCLK
BCLK
HSWNG0
HSWNG1
HLRCOMP
HRCOMP0
HRCOMP1
HRCOMPs=1/2 Zo
T4
H_A3
H_A4
H_A5
H_A6
H_A7
H_A8
H_A9
H_A10
H_A11
H_A12
H_A13
H_A14
H_A15
H_A16
H_A17
H_A18
H_A19
H_A20
H_A21
H_A22
H_A23
H_A24
H_A25
H_A26
H_A27
H_A28
H_A29
H_A30
H_A31
H_ADSTRB0
H_ADSTRB1
H_RESET
H_TRDY
H_DEFER
H_BPRI
H_LOCK
PCI_PCIRST
H_DBSY
H_DRDY
H_HIT
H_HITM
H_BR0
H_ADS
H_BNR
H_RS0
H_RS1
H_RS2
H_REQ0
H_REQ1
H_REQ2
H_REQ3
H_REQ4
CK_HCLK
CK_HCLK
H_SWNG0
H_SWNG1
R199
1 2
27.4-1%
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4,6
4
4
4
4
11,13,21,23,24,27,28,30
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3
3
7
7
R151
27.4-1%
1 2
+1.8VRUN
R518
1 2
+1.5VRUN
NP
R517
1 2
HLRCOMP=2/3 Zo
36.5-1%
7
4.7K
H_SWNG0
T5
T3
U3
R3
P7
R2
P4
R6
P5
P3
N2
N7
N3
K4
M4
M3
L3
L5
K3
J2
M5
J3
L2
H4
N5
G2
M6
L7
R5
N6
AE17
U7
Y4
Y7
W5
J27
H26
V5
V4
Y5
Y3
V7
V3
W3
W2
W7
W6
U6
T7
R7
U5
U2
J8
K8
AA7
AD13
P27
AC2
AC13
Bit Swapping
Sig --- Pin
D0 --- SDQ4
D4 --- SDQ0
D1 --- SDQ5
D5 --- SDQ1
D2 --- SDQ6
D6 --- SDQ3
D3 --- SDQ2
Bit Swapping
Sig --- Pin
D10 --- SDQ14
D14 --- SDQ10
Sig --- Pin
D16 --- SDQ20
D20 --- SDQ16
Bit Swapping
Sig --- Pin
D33 --- SDQ37
D37 --- SDQ33
D35 --- SDQ39
D39 --- SDQ35
D40 --- SDQ44
D44 --- SDQ40
D41 --- SDQ45
D45 --- SDQ41
D46 --- SDQ43
D43 --- SDQ46
D52 --- SDQ49
D49 --- SDQ52
D50 --- SDQ54
D54 --- SDQ50
D51 --- SDQ55
D55 --- SDQ51
D60 --- SDQ57
D57 --- SDQ60
D58 --- SDQ62
D62 --- SDQ58
+VCC_CORE
R178
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
21
C268
301-1%150-1%
1 2
DDR_D4
DDR_D5
DDR_D3
DDR_D6
DDR_D0
DDR_D1
DDR_D2
DDR_D7
DDR_D8
DDR_D9
DDR_D14
DDR_D11
DDR_D12
DDR_D13
DDR_D10
DDR_D15
DDR_D20
DDR_D17
DDR_D18
DDR_D19
DDR_D16
DDR_D21
DDR_D22
DDR_D23
DDR_D24
DDR_D25
DDR_D26
DDR_D27
DDR_D28
DDR_D29
DDR_D30
DDR_D31
DDR_D32
DDR_D37
DDR_D34
DDR_D39
DDR_D36
DDR_D33
DDR_D38
DDR_D35
DDR_D44
DDR_D45
DDR_D42
DDR_D46
DDR_D40
DDR_D41
DDR_D43
DDR_D47
DDR_D48
DDR_D52
DDR_D54
DDR_D55
DDR_D49
DDR_D53
DDR_D50
DDR_D51
DDR_D56
DDR_D60
DDR_D62
DDR_D59
DDR_D57
DDR_D61
DDR_D58
DDR_D63
.01uF 50V
G28
SDQ0
F27
SDQ1
C28
SDQ2
E28
SDQ3
H25
SDQ4
G27
SDQ5
F25
SDQ6
B28
SDQ7
E27
SDQ8
C27
SDQ9
B25
SDQ10
C25
SDQ11
B27
SDQ12
D27
SDQ13
D26
SDQ14
E25
SDQ15
D24
SDQ16
E23
SDQ17
C22
SDQ18
E21
SDQ19
C24
SDQ20
B23
SDQ21
D22
SDQ22
B21
SDQ23
C21
SDQ24
D20
SDQ25
C19
SDQ26
D18
SDQ27
C20
SDQ28
E19
SDQ29
C18
SDQ30
E17
SDQ31
E13
SDQ32
C12
SDQ33
B11
SDQ34
C10
SDQ35
B13
SDQ36
C13
SDQ37
C11
SDQ38
D10
SDQ39
E10
SDQ40
C9
SDQ41
D8
SDQ42
E8
SDQ43
E11
SDQ44
B9
SDQ45
B7
SDQ46
C7
SDQ47
C6
SDQ48
D6
SDQ49
D4
SDQ50
B3
SDQ51
E6
SDQ52
B5
SDQ53
C4
SDQ54
E5
SDQ55
C3
SDQ56
D3
SDQ57
F4
SDQ58
F3
SDQ59
B2
SDQ60
C2
SDQ61
E2
SDQ62
G5
SDQ63
+VCC_CORE
R198
H_SWNG1
7
22-5%
32
SUB=SUB_7K993
RN22
1 4
22-5%
SUB=SUB_7K993
RN24
1 4
22-5%
SUB=SUB_7K993
RN26
1 4
22-5%
SUB=SUB_7K993
RN28
1 4
22-5%
SUB=SUB_7K993
RN30
1 4
22-5%
SUB=SUB_7K993
RN32
1 4
22-5%
SUB=SUB_7K993
RN34
1 4
22-5%
SUB=SUB_7K993
RN36
1 4
22-5%
SUB=SUB_7K993
RN39
1 4
22-5%
SUB=SUB_7K993
RN41
1 4
22-5%
SUB=SUB_7K993
RN43
1 4
22-5%
SUB=SUB_7K993
RN45
1 4
22-5%
SUB=SUB_7K993
RN47
1 4
22-5%
SUB=SUB_7K993
RN49
1 4
22-5%
SUB=SUB_7K993
RN51
1 4
22-5%
SUB=SUB_7K993
RN53
1 4
22-5%
SUB=SUB_7K993
RN55
1 4
22-5%
SUB=SUB_7K993
41
DDR_D59_R
DDR_D62_R
DDR_D58_R
DDR_DS7_R
DDR_D57_R
DDR_D63_R
DDR_D61_R
DDR_D60_R
DDR_D56_R
DDR_D55_R
DDR_D51_R
DDR_D54_R
DDR_D50_R
DDR_DS6_R
DDR_D53_R
DDR_D49_R
DDR_D52_R
DDR_D48_R
DDR_D47_R
DDR_D43_R
DDR_D46_R
DDR_D42_R
DDR_DS5_R
DDR_D45_R
DDR_D41_R
DDR_D44_R
DDR_D40_R
DDR_D39_R
DDR_D35_R
DDR_D38_R
DDR_D34_R
DDR_DS4_R
DDR_D37_R
DDR_D33_R
DDR_D36_R
DDR_D32_R
DDR_BS0
10
7,10
DDR_WE
10
7,10
DDR_BS1
10
7,10
DDR_MA0
10
7,10
DDR_MA1
10
7,10
DDR_MA10
7,10
10
DDR_MA2
7,10
10
DDR_MA4
10
7,10
DDR_MA5
7,10
10
DDR_MA3
7,10
10
DDR_MA6
10
7,10
DDR_MA8
10
7,10
DDR_MA9
10
7,10
DDR_MA7
10
7,10
10
DDR_MA11
7,10
10
NC_RN_MA11
10
10
10
DDR_MA12
10
7,10
10
10
DDR_CAS
7,10
10
DDR_RAS
7,10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
7
7
NC_RN_CB6_2 NC_RN_CB6_3
7
7
7
7
DDR_CB7
DDR_CB3
DDR_CB6
DDR_CB2
DDR_DS8
DDR_CB5
DDR_CB1
RN62
2 3
10-5%
RN64
2 3
10-5%
RN68
2 3
10-5%
RN71
2 3
10-5%
RN74
2 3
10-5%
RN77
2 3
10-5%
RN80
2 3
10-5%
RN83
2 3
10-5%
1 4
RN58
2 3
10-5%
SUB=SUB_7K993
2 3
SUB=SUB_7K993
2 3
SUB=SUB_7K993
RN62
1 4
10-5%
RN64
1 4
10-5%
RN68
1 4
10-5%
RN71
1 4
10-5%
RN74
1 4
10-5%
RN77
1 4
10-5%
RN80
1 4
10-5%
RN83
1 4
10-5%
RN82
10-5%
2 3
RN58
1 4
10-5%
1 4
RN87
2 3
SUB=SUB_7K993
22-5%
1 4
RN89
2 3
SUB=SUB_7K993
22-5%
1 4
SUB=SUB_7K993
RN91
SUB=SUB_7K993
22-5%
1 4
RN93
SUB=SUB_7K993
22-5%
RN82
10-5%
RN87
22-5%
RN89
22-5%
RN91
22-5%
RN93
22-5%
NC_RN_MA12_RNC_RN_MA12
DDR_BS0_R
DDR_WE_R
DDR_BS1_R
DDR_MA0_R
DDR_MA1_R
DDR_MA10_R
DDR_MA2_R
DDR_MA4_R
DDR_MA5_R
DDR_MA3_R
DDR_MA6_R
DDR_MA8_R
DDR_MA9_R
DDR_MA7_R
DDR_MA11_R
NC_RN_MA11_R
DDR_MA12_R
DDR_CAS_R
DDR_RAS_R
DDR_CB7_R
DDR_CB3_R
DDR_CB6_R
DDR_CB2_R
DDR_DS8_R
DDR_CB5_R
DDR_CB1_R
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
10
10
10
10
10
10
10
DDR_CB4
DDR_CB0
DDR_D31
DDR_D27
DDR_D30
DDR_D26
DDR_DS3
DDR_D29
DDR_D25
DDR_D28
DDR_D24
DDR_D23
DDR_D19
DDR_D22
DDR_D18
DDR_DS2
DDR_D21
DDR_D17
DDR_D20
DDR_D16
DDR_D15
DDR_D11
DDR_D14
DDR_D10
DDR_DS1
DDR_D13
DDR_D9
DDR_D12
DDR_D8
DDR_D7
DDR_D3
DDR_D6
DDR_D2
DDR_DS0
DDR_D5
DDR_D1
DDR_D4
DDR_D0
D
RN95
2 3
22-5%
SUB=SUB_7K993
RN97
2 3
22-5%
SUB=SUB_7K993
RN99
2 3
22-5%
SUB=SUB_7K993
RN101
2 3
22-5%
SUB=SUB_7K993
RN103
2 3
22-5%
SUB=SUB_7K993
RN105
2 3
22-5%
SUB=SUB_7K993
RN107
2 3
22-5%
SUB=SUB_7K993
RN109
2 3
22-5%
SUB=SUB_7K993
RN111
2 3
22-5%
SUB=SUB_7K993
RN113
2 3
22-5%
SUB=SUB_7K993
RN115
2 3
22-5%
SUB=SUB_7K993
RN118
2 3
22-5%
SUB=SUB_7K993
RN119
2 3
22-5%
SUB=SUB_7K993
RN122
2 3
22-5%
SUB=SUB_7K993
RN123
2 3
22-5%
SUB=SUB_7K993
RN126
2 3
22-5%
SUB=SUB_7K993
RN128
2 3
22-5%
SUB=SUB_7K993
RN131
2 3
22-5%
SUB=SUB_7K993
RN132
2 3
22-5%
SUB=SUB_7K993
RN95
1 4
22-5%
SUB=SUB_7K993
RN97
1 4
22-5%
SUB=SUB_7K993
RN99
1 4
22-5%
SUB=SUB_7K993
RN101
1 4
22-5%
SUB=SUB_7K993
RN103
1 4
22-5%
SUB=SUB_7K993
RN105
1 4
22-5%
SUB=SUB_7K993
RN107
1 4
22-5%
SUB=SUB_7K993
RN109
1 4
22-5%
SUB=SUB_7K993
RN111
1 4
22-5%
SUB=SUB_7K993
RN113
1 4
22-5%
SUB=SUB_7K993
RN115
1 4
22-5%
SUB=SUB_7K993
RN118
1 4
22-5%
SUB=SUB_7K993
RN119
1 4
22-5%
SUB=SUB_7K993
RN122
1 4
22-5%
SUB=SUB_7K993
RN123
1 4
22-5%
SUB=SUB_7K993
RN126
1 4
22-5%
SUB=SUB_7K993
RN128
1 4
22-5%
SUB=SUB_7K993
RN131
1 4
22-5%
SUB=SUB_7K993
RN132
1 4
22-5%
SUB=SUB_7K993
DDR_CB4_R
DDR_CB0_R
DDR_D31_R
DDR_D27_R
DDR_D30_R
DDR_D26_R
DDR_DS3_R
DDR_D29_R
DDR_D25_R
DDR_D28_R
DDR_D24_R
DDR_D23_R
DDR_D19_R
DDR_D22_R
DDR_D18_R
DDR_DS2_R
DDR_D21_R
DDR_D17_R
DDR_D20_R
DDR_D16_R
DDR_D15_R
DDR_D11_R
DDR_D14_R
DDR_D10_R
DDR_DS1_R
DDR_D13_R
DDR_D9_R
DDR_D12_R
DDR_D8_R
DDR_D7_R
DDR_D3_R
DDR_D6_R
DDR_D2_R
DDR_DS0_R
DDR_D5_R
DDR_D1_R
DDR_D4_R
DDR_D0_R
11-20-2002_22:38
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
1
2
3
4
R185
1 2
R193
1 2
TITLE
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
DCBA
SHEET
REV.
4A
58 OF 102
4
Page 8
A B C
www.kythuatvitinh.com
R27
G_AD0
11
G_AD1
11
G_AD2
11
G_AD3
11
G_AD4
11
G_AD5
11
G_AD6
11
1
2
G_AD7
11
G_AD8
11
G_AD9
11
G_AD10
11
G_AD11
11
G_AD12
11
G_AD13
11
G_AD14
11
G_AD15
11
G_AD16
11
G_AD17
11
G_AD18
11
G_AD19
11
G_AD20
11
G_AD21
11
G_AD22
11
G_AD23
11
G_AD24
11
G_AD25
11
G_AD26
11
G_AD27
11
G_AD28
11
G_AD29
11
G_AD30
11
G_AD31
11
G_C/BE0
11
G_C/BE1
11
G_C/BE2
11
G_C/BE3
11
G_ST0
8,11
G_ST1
8,11
G_ST2
11
G_AD_STB0
11
G_AD_STB0
11
G_AD_STB1
11
G_AD_STB1
11
G_SB_STB
11
G_SB_STB
11
G_SBA0
11
G_SBA1
11
G_SBA2
11
G_SBA3
11
G_SBA4
11
G_SBA5
11
G_SBA6
11
G_SBA7
11
G_AD0
R28
G_AD1
T25
G_AD2
R25
G_AD3
T26
G_AD4
T27
G_AD5
U27
G_AD6
U28
G_AD7
V26
G_AD8
V27
G_AD9
T23
G_AD10
U23
G_AD11
T24
G_AD12
U24
G_AD13
U25
G_AD14
V24
G_AD15
Y27
G_AD16
Y26
G_AD17
AA28
G_AD18
AB25
G_AD19
AB27
G_AD20
AA27
G_AD21
AB26
G_AD22
Y23
G_AD23
AB23
G_AD24
AA24
G_AD25
AA25
G_AD26
AB24
G_AD27
AC25
G_AD28
AC24
G_AD29
AC22
G_AD30
AD24
G_AD31
V25
G_CBE0
V23
G_CBE1
Y25
G_CBE2
AA23
G_CBE3
AG25
ST0
AF24
ST1
AG26
ST2
R24
AD_STB0
R23
AD_STB0
AC27
AD_STB1
AC28
AD_STB1
AF27
SB_STB
AF26
SB_STB
AH28
SBA0
AH27
SBA1
AG28
SBA2
AG27
SBA3
AE28
SBA4
AE27
SBA5
AE24
SBA6
AE25
SBA7
3
U60
BROOKDALE DDR
HETERO 2 OF 5
HI_STB
HI_STB
HDVREF1
HDVREF2
HDVREF3
HDVREF4
HDVREF5
HI_REF
AGPREF
SDREF1
SDREF2
GRCOMP
SMRCOMP
G_DEVSEL
G_FRAME
G_IRDY
G_TRDY
G_STOP
G_PAR
G_REQ
G_GNT
RSVD1
RSVD2
RSVD3
RSVD4
RSVD5
RSVD6
RSVD7
RSVD8
RSVD9
RSVD10
RSVD11
P25
HL_HL0
HI_0
P24
HL_HL1
HI_1
N27
HL_HL2
HI_2
P23
HL_HL3
HI_3
M26
HL_HL4
HI_4
M25
HL_HL5
HI_5
L28
HL_HL6
HI_6
L27
HL_HL7
HI_7
M27
HL_HL8
HI_8
N28
HL_HL9
HI_9
M24
HL_HL10
HI_10
N25
HL_HLSTRB
N24
HL_HLSTRB
AD5
H_DBI0
DBI0
AG4
H_DBI1
DBI1
AH9
H_DBI2
DBI2
AD15
H_DBI3
DBI3
M7
R8
Y8
AB11
AB17
P26
HL_REF
AA21
VREFGC
J9
J21
AD25
AGP_RCOMP
J28
SM_RCOMP
CK_66M_MCH
P22
66IN
AE22
G_RBF
RBF
AE23
G_WBF
WBF
W28
G_DEVSEL
Y24
G_FRAME
W27
G_IRDY
W24
G_TRDY
W23
G_STOP
W25
G_PAR
AG24
G_REQ
AH25
G_GNT
AF22
G_PIPE
PIPE
AD26
NC_MCH_NC_1
NC_1
AD27
NC_MCH_NC_2
NC_2
G9
NC_MCH_RSVD1
G10
NC_MCH_RSVD2
G16
NC_MCH_RSVD3
G17
NC_MCH_RSVD4
H6
NC_MCH_RSVD5
H7
NC_MCH_RSVD6
H27
NC_MCH_RSVD7
J23
NC_MCH_RSVD8
J25
NC_MCH_RSVD9
K23
NC_MCH_RSVD10
K25
NC_MCH_RSVD11
V_MCH_GTLREF
V_MCH_REF
13
13
13
13
13
13
13
13
13
13
13
13
13
4
4
4
4
21
C281
C304
1 2
1uF 6.3V
220pF
C272
50V-10%
+VCC_CORE
R214
49.9-1%
1 2
21
220pF
R209
100-1%
50V-10%
1 2
+2.5VSUS
21
8,13
C311
8,11
8
8
3
11
11
11
11
11
11
11
11
11
11
11
0.1uF 16V
R211
1 2
V_DDR_MCH_REF
0-5%
C325
1 2
0.1uF 16V
19,30,34,35,38-41
10,39
RUN_ON
HL_REF
8,13
AGP_RCOMP
8
VREFGC
8,11
R244
R622
1 2
0-5%
C335
1 2
0.1uF 16V
C390
36.5-1%
1 2
AGPRCOMP=2/3 Zo
1 2
0.1uF 16V
+5VSUS
2
R607
1
+3VSUS
54U74
2
SUSPWROK
15,35
15,30
SIO_SLP_S5
1
7SH00
Q78
2N7002
D
1
G
S
+3VSUS
R608
10K-5%
1 2
V_2P5V_PWRGD
39
PWR_SRC
10K-5%
V2P5V_SHDN
3
2
R107
1 2
10K-1%
1 2
.22uF 10V
14.3K-1%
R108
20%
R621
NP
1 2
0-5%
U24
17
V+
3
SHDN
2
NC1
9
NC2
11
NC3
18
SKIP
16
TON
7
REF
6
ILIM
10
1 2
C147
MAX1714EEP
PGND
AGNDPGOOD
VCC
VDD
DH
BST
LX
DL
OUT
FB
15
14
1
19
20
13
12
5
4
8
HUBREF Source
+1.8VRUN
NP
21
470pF
C388
50V-10%
NP
21
R259
R271
56.2-1%
1 2
21
R258
R272
0-5%0.1uF 16V
1 2
C389
1 2
Place between
ICH and MCH
C200
4.7uF
16V-10%
R131
1 2
10-5%
50V-10%
16V-10%
1 2
2200pf
4.7uF
C201
301-1%301-1%
HL_REF
+5VSUS
21
2 1
MBR0530T
NP
R614
1K-5%
1 2
1 2
C148
R615
0-5%
1 2
FB tied to GND = 2.5V Vout.
8,13
D10
50V-20%
G_ST0 pulldown is popped for DDR.
Sightings report says ST0 PD 2K
1 2
.1uF
C189
SI4810DY
MINIMUM LENGTH
10,11,38,39
IRF7811
Q20
4
PWR_SRC
4
Q21
1 2 3
V_1P25V_DDR_VTT
3,4
8,11
8,11
85 6 7
1 2 3
8765
SM_RCOMP=1/2 Zo
Place < 1in from MCH.
C371
1 2
0.1uF 16V
SM_RCOMP
8
H_BSEL0
NP
R508
2K-5%
R240
25V-20%
0.1uF
1 2
NP
R507
1K-5%
1K-5%
1 2
1 2
1 2
50V-10%
C220
C210
2200pf
21
G_ST1
G_ST0
L51
THA02P51X
NP
12
D8
MBRS340T3
MUST BE MINIMUM LENGTH COMMON CONNETION POINT
PWR CHOKE
9.1A
R624
30.1-1%
1 2
15UF_25V_D2
C852
21
21
21
NP
R245
15UF_25V_D2
1 2
4V-20%
D
11-20-2002_22:38
+2.5VSUS
NP
R619
2K-5%2K-5%
27.4-1%
1 2
NP
R620
1 2
1
2
NP
15uF 25V
1 2
C855
20%
C186
21
DDR +2.5V Source
+2.5VSUS
3
4V-20%
180uF
NP
+
4V-20%
1
180uF
C218
+
2
1
C193
D10MQ040
1 2
2
D9
+
1
180uF
C168
2
4
TITLE
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
DCBA
REV.
4A
59 OF 102
4
Page 9
A B C
www.kythuatvitinh.com
+1.5VRUN
D
11-20-2002_22:38
1
2
3
4
M8
U8
AA9
AB8
AB18
AB20
AC19
AD18
AD20
AE19
AE21
AF18
AF20
AG19
AG21
AG23
AJ19
AJ21
AJ23
A3
A7
A11
A15
A19
A23
A27
D5
D9
D13
D17
D21
E1
E4
E26
E29
F8
F12
F16
F20
F24
G26
H9
H11
H13
H15
H17
H19
H21
J1
J4
J6
J22
J26
J29
K5
K7
K27
L1
L4
L6
L8
L22
L24
L26
M23
N1
N4
N8
N13
N15
N17
N22
N29
P6
P8
P14
P16
R1
R4
R13
R15
VTT_0
VTT_1
VTT_2
VTT_3
VTT_4
VTT_5
VTT_6
VTT_7
VTT_8
VTT_9
VTT_10
VTT_11
VTT_12
VTT_13
VTT_14
VTT_15
VTT_16
VTT_17
VTT_18
VSS_0
VSS_1
VSS_2
VSS_3
VSS_4
VSS_5
VSS_6
VSS_7
VSS_8
VSS_9
VSS_10
VSS_11
VSS_12
VSS_13
VSS_14
VSS_15
VSS_16
VSS_17
VSS_18
VSS_19
VSS_20
VSS_21
VSS_22
VSS_23
VSS_24
VSS_25
VSS_26
VSS_27
VSS_28
VSS_29
VSS_30
VSS_31
VSS_32
VSS_33
VSS_34
VSS_35
VSS_36
VSS_37
VSS_38
VSS_39
VSS_40
VSS_41
VSS_42
VSS_43
VSS_44
VSS_45
VSS_46
VSS_47
VSS_48
VSS_49
VSS_50
VSS_51
VSS_52
VSS_53
VSS_54
VSS_55
VSS_56
VSS_57
VSS_58
VSS_59
VSS_60
VSS_61
U60
BROOKDALE DDR
HETERO 4 OF 5
VSS_62
VSS_63
VSS_64
VSS_65
VSS_66
VSS_67
VSS_68
VSS_69
VSS_70
VSS_71
VSS_72
VSS_73
VSS_74
VSS_75
VSS_76
VSS_77
VSS_78
VSS_79
VSS_80
VSS_81
VSS_82
VSS_83
VSS_84
VSS_85
VSS_86
VSS_87
VSS_88
VSS_89
VSS_90
VSS_91
VSS_92
VSS_93
VSS_94
VSS_95
VSS_96
VSS_97
VSS_98
VSS_99
VSS_100
VSS_101
VSS_102
VSS_103
VSS_104
VSS_105
VSS_106
VSS_107
VSS_108
VSS_109
VSS_110
VSS_111
VSS_112
VSS_113
VSS_114
VSS_115
VSS_116
VSS_117
VSS_118
VSS_119
VSS_120
VSS_121
VSS_122
VSS_123
VSS_124
VSS_125
VSS_126
VSS_127
VSS_128
VSS_129
VSS_130
VSS_131
VSS_132
VSS_133
VSS_134
VSS_135
VSS_136
VSS_137
VSS_138
VSS_139
VSS_140
VSS_141
VSS_142
VSS_143
R17
R26
T6
T8
T14
T16
T22
U1
U4
U13
VSS_MCH_PLL0
U15
U17
VSS_MCH_PLL1
U29
V6
V8
V22
W1
W4
W8
W26
Y6
Y22
AA1
AA4
AA8
AA29
AB6
AB9
AB10
AB12
AB13
AB14
AB15
AB16
AB19
AB22
AC1
AC4
AC18
AC20
AC21
AC23
AC26
AD6
AD8
AD10
AD12
AD14
AD16
AD19
AD22
AE1
AE4
AE18
AE20
AE29
AF5
AF7
AF9
AF11
AF13
AF15
AF17
AF19
AF21
AF25
AG1
AG18
AG20
AG22
AH19
AH21
AH23
AJ3
AJ5
AJ7
AJ9
AJ11
AJ13
AJ15
AJ17
AJ27
9
9
6.3V-20%
+
150uF
+VCC_CORE
1 2
C395
0.1uF 16V
1 2
0.1uF 16V
C308
R232
L41
+1.5VRUN
R506
1 2
C295
0.1uF 16V
1 2
0-5% 0-5%
1 2
0.1uF 16V
1 2
C307
4.7uH 30mA
4.7uH 30mA
1 2
C364
0.1uF 16V
21
VCC_MCH_PLL0
33uF_POLY
8V-20%
1 2
C341
VSS_MCH_PLL0
L60
21
VCC_MCH_PLL1
33uF_POLY
8V-20%
1 2
C684
VSS_MCH_PLL1
0.1uF 16V
0.1uF 16V
1 2
C360
1 2
0.1uF 16V
1 2
1 2
C297
C385
C377
0.1uF 16V
1 2
0.1uF 16V
C378
1 2
9
9
9
9
C329
0.1uF 16V
1 2
0.1uF 16V
C331
1 2
C315
0.1uF 16V
+VCC_CORE
0.1uF 16V
0.1uF 16V
1 2
C269
0.1uF 16V
0.1uF 16V
1 2
C321
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
0.1uF 16V
0.1uF 16V
6.3V-20%
+
1 2
1 2
1 2
C270
0.1uF 16V
1 2
C334
1 2
C273
C351
0.1uF 16V
C342
150uF
1 2
C695
0.1uF 16V
1 2
C316
C323
12
+1.5VRUN
1 2
0.1uF 16V
C282
1
VCCSM_0
VCCSM_1
VCCSM_2
VCCSM_3
VCCSM_4
VCCSM_5
VCCSM_6
VCCSM_7
VCCSM_8
VCCSM_9
VCCSM_10
VCCSM_11
VCCSM_12
VCCSM_13
VCCSM_14
VCCSM_15
VCCSM_16
VCCSM_17
VCCSM_18
VCCSM_19
VCCSM_20
VCCSM_21
VCCSM_22
VCCSM_23
VCCSM_24
VCCSM_25
VCCSM_26
VCCSM_27
VCCSM_28
VCCSM_29
VCCSM_30
VCCSM_31
VCCSM_32
VCCSM_33
VCCSM_34
VCCSM_35
VCCSM_36
VCCSM_37
+2.5VSUS
A5
A9
A13
A17
A21
A25
C1
C29
D7
D11
D15
D19
D23
D25
F6
F10
F14
F18
F22
G1
G4
G29
H8
H10
H12
H14
H16
H18
H20
H22
H24
J5
J7
K6
K22
K24
K26
L23
2
+1.5VRUN
N14
VCC1_5_0
N16
VCC1_5_1
P13
VCC1_5_2
P15
VCC1_5_3
P17
VCC1_5_4
R14
VCC1_5_5
R16
VCC1_5_6
R22
VCC1_5_7
R29
VCC1_5_8
VCC_MCH_PLL0
9
VCC_MCH_PLL1
9
1 2
C330
T13
VCC1_5_9
T15
VCC1_5_10
T17
VCC1_5_11
U14
VCC1_5_12
U16
VCC1_5_13
U22
VCC1_5_14
U26
VCC1_5_15
W22
VCC1_5_16
W29
VCC1_5_17
AA22
VCC1_5_18
AA26
VCC1_5_19
AB21
VCC1_5_20
AC29
VCC1_5_21
AD21
VCC1_5_22
AD23
VCC1_5_23
AE26
VCC1_5_24
AF23
VCC1_5_25
AG29
VCC1_5_26
AJ25
VCC1_5_27
U60
+1.8VRUN
L25
VCC1_8_0
L29
0.1uF 16V
0.1uF 16V
1 2
1 2
10uF 6.3V
0.1uF 16V
C327
0.1uF 16V
1 2
1 2
C328
C376
21
C387
VCC1_8_1
M22
C368
VCC1_8_2
N23
VCC1_8_3
N26
VCC1_8_4
BROOKDALE DDR
HETERO 5 OF 5
3
+2.5VSUS
6.3V-20%
0.1uF 16V
1 2
C326
0.1uF 16V
1 2
C291
REV.
4A401195
60 OF 102
+
150uF
1 2
C402
C253
4
0.1uF 16V
1 2
0.1uF 16V
C246
1 2
C375
0.1uF 16V
1 2
0.1uF 16V
C245
1 2
C367
0.1uF 16V
1 2
0.1uF 16V
C384
1 2
C243
0.1uF 16V
1 2
0.1uF 16V
C314
1 2
C340
0.1uF 16V
1 2
0.1uF 16V
C324
1 2
C318
0.1uF 16V
1 2
0.1uF 16V
C280
1 2
C264
0.1uF 16V
1 2
0.1uF 16V
C271
1 2
C293
0.1uF 16V
1 2
0.1uF 16V
0.1uF 16V
1 2
C294
0.1uF 16V
1 2
C299
C344
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
DATE
11/15/02
1 2
C274
0.1uF 16V
1 2
0.1uF 16V
C320
1 2
C338
0.1uF 16V
0.1uF 16V
1 2
1 2
C296
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
C306
0.1uF 16V
1 2
DCBA
Page 10
A B C
www.kythuatvitinh.com
+3VSUS
+2.5VSUS
DDR_D0_R
C228
1 2
1000pF
50V-10%
C180
1000pF
50V-10%
C167
1 2
1000pF
50V-10%
C209
1 2
1000pF
50V-10%
C127
1 2
1000pF
50V-10%
C159
1000pF
50V-10%
C278
1000pF
50V-10%
C333
1000pF
50V-10%
7,10
DDR_D1_R
7,10
DDR_D2_R
7,10
DDR_D3_R
7,10
DDR_D4_R
7,10
DDR_D5_R
7,10
DDR_D6_R
7,10
DDR_D7_R
7,10
DDR_D8_R
7,10
DDR_D9_R
7,10
DDR_D10_R
7,10
DDR_D11_R
7,10
DDR_D12_R
7,10
DDR_D13_R
7,10
DDR_D14_R
7,10
DDR_D15_R
7,10
DDR_D16_R
7,10
DDR_D17_R
7,10
DDR_D18_R
7,10
DDR_D19_R
7,10
21
21
21
21
DDR_D20_R
7,10
DDR_D21_R
7,10
DDR_D22_R
7,10
DDR_D23_R
7,10
DDR_D24_R
7,10
DDR_D25_R
7,10
DDR_D26_R
7,10
DDR_D27_R
7,10
DDR_D28_R
7,10
DDR_D29_R
7,10
DDR_D30_R
7,10
DDR_D31_R
7,10
DDR_D32_R
7,10
DDR_D33_R
7,10
DDR_D34_R
7,10
DDR_D35_R
7,10
DDR_D36_R
7,10
DDR_D37_R
7,10
DDR_D38_R
7,10
DDR_D39_R
7,10
DDR_D40_R
7,10
DDR_D41_R
7,10
DDR_D42_R
7,10
DDR_D43_R
7,10
DDR_D44_R
7,10
DDR_D45_R
7,10
DDR_D46_R
7,10
DDR_D47_R
7,10
DDR_D48_R
7,10
DDR_D49_R
7,10
DDR_D50_R
7,10
DDR_D51_R
7,10
DDR_D52_R
7,10
DDR_D53_R
7,10
DDR_D54_R
7,10
DDR_D55_R
7,10
DDR_D56_R
7,10
DDR_D57_R
7,10
DDR_D58_R
7,10
DDR_D59_R
7,10
DDR_D60_R
7,10
DDR_D61_R
7,10
DDR_D62_R
7,10
DDR_D63_R
7,10
DDR_DS0_R
7,10
DDR_DS1_R
7,10
DDR_DS2_R
7,10
DDR_DS3_R
7,10
DDR_DS4_R
7,10
DDR_DS5_R
7,10
DDR_DS6_R
7,10
DDR_DS7_R
7,10
DDR_DS8_R
7,10
DDR_CB0_R
7,10
DDR_CB1_R
7,10
DDR_CB2_R
7,10
DDR_CB3_R
7,10
DDR_CB4_R
7,10
DDR_CB5_R
7,10
DDR_CB6_R
7,10
DDR_CB7_R
7,10
DDR_DM0_R
10,11
DDR_DM1_R
10,11
DDR_DM2_R
10,11
DDR_DM3_R
10,11
DDR_DM4_R
10,11
DDR_DM5_R
10,11
DDR_DM6_R
10,11
DDR_DM7_R
10,11
DDR_DM8_R
10,11
0.1uF 16V
C292
10uF 6.3V 0.1uF 16V
C161
+2.5VSUS
0.1uF 16V
C194
21
0.1uF 16V
1 2
R239
1 2
R228
1 2
0.1uF 16V
C133
21
21
0.1uF 16V
0.1uF 16V
1 2
C219
50V-10%
C252
1000pF
21
0.1uF 16V
1 2
C237
C312
21
C357
150-1%150-1%
0.1uF 16V0.1uF 16V
21
C346
Place by pin 197 of each SODIMM.
+3VSUS
21
C121
0.1uF 16V
50V-10%
1 2
C184
1000pF
1 2
C152
50V-10%
1 2
C139
50V-10%
1000pF
21
V_DDR_MCH_REF
21
C119
0.1uF 16V
C254
50V-10%
1000pF
1000pF
C155
50V-10%
21
1 2
50V-10%
1000pF
C129
1000pF
C279
8,10,39
1 2
50V-10%
21
C343
1000pF
C153
C305
21
+2.5VSUS
Decoupling for DDR pullups.
C255
21
10uF 6.3V
C126
21
10uF 6.3V
C206
21
.1uF
10V-10%
C250
21
.1uF
10V-10%
C166
21
.1uF
10V-10%
C263
21
.1uF
10V-10%
C233
21
.1uF
10V-10%
C242
21
.1uF
10V-10%
C319
21
.1uF
10V-10%
C171
21
.1uF
10V-10%
+2.5VSUS
10uF 6.3V
21
+2.5VSUS
0.1uF 16V
+3VSUS
21
7,10
7,10
7,10
7,10
7,10
+2.5VSUS
+2.5VSUS
+2.5VSUS
21
21
R87
10K-5%
C355
8,10,39
21
C358
0.1uF 16V
7,10
7,10
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
DIMM1 LOW PROFILE, REVERSE KEY
JDIM1
DDR_D0_R
7,10
DDR_D1_R
7,10
DDR_D2_R
7,10
DDR_D3_R
7,10
DDR_D4_R
7,10
DDR_D5_R
7,10
DDR_D6_R
7,10
1
2
3
4
DDR_D7_R
7,10
DDR_D8_R
7,10
DDR_D9_R
7,10
DDR_D10_R
7,10
DDR_D11_R
7,10
DDR_D12_R
7,10
DDR_D13_R
7,10
DDR_D14_R
7,10
DDR_D15_R
7,10
DDR_D16_R
7,10
DDR_D17_R
7,10
DDR_D18_R
7,10
DDR_D19_R
7,10
DDR_D20_R
7,10
DDR_D21_R
7,10
DDR_D22_R
7,10
DDR_D23_R
7,10
DDR_D24_R
7,10
DDR_D25_R
7,10
DDR_D26_R
7,10
DDR_D27_R
7,10
DDR_D28_R
7,10
DDR_D29_R
7,10
DDR_D30_R
7,10
DDR_D31_R
7,10
DDR_D32_R
7,10
DDR_D33_R
7,10
DDR_D34_R
7,10
DDR_D35_R
7,10
DDR_D36_R
7,10
DDR_D37_R
7,10
DDR_D38_R
7,10
DDR_D39_R
7,10
DDR_D40_R
7,10
DDR_D41_R
7,10
DDR_D42_R
7,10
DDR_D43_R
7,10
DDR_D44_R
7,10
DDR_D45_R
7,10
DDR_D46_R
7,10
DDR_D47_R
7,10
DDR_D48_R
7,10
DDR_D49_R
7,10
DDR_D50_R
7,10
DDR_D51_R
7,10
DDR_D52_R
7,10
DDR_D53_R
7,10
DDR_D54_R
7,10
DDR_D55_R
7,10
DDR_D56_R
7,10
DDR_D57_R
7,10
DDR_D58_R
7,10
DDR_D59_R
7,10
DDR_D60_R
7,10
DDR_D61_R
7,10
DDR_D62_R
7,10
DDR_D63_R
7,10
DDR_DS0_R
7,10
DDR_DS1_R
7,10
DDR_DS2_R
7,10
DDR_DS3_R
7,10
DDR_DS4_R
7,10
DDR_DS5_R
7,10
DDR_DS6_R
7,10
DDR_DS7_R
7,10
DDR_DS8_R
7,10
DDR_CB0_R
7,10
DDR_CB1_R
7,10
DDR_CB2_R
7,10
DDR_CB3_R
7,10
DDR_CB4_R
7,10
DDR_CB5_R
7,10
DDR_CB6_R
7,10
DDR_CB7_R
7,10
DDR_DM0_R
10,11
DDR_DM1_R
10,11
DDR_DM2_R
10,11
DDR_DM3_R
10,11
DDR_DM4_R
10,11
DDR_DM5_R
10,11
DDR_DM6_R
10,11
DDR_DM7_R
10,11
DDR_DM8_R
10,11
5
DQ0
7
DQ1
13
DQ2
17
DQ3
6
DQ4
8
DQ5
14
DQ6
18
DQ7
19
DQ8
23
DQ9
29
DQ10
31
DQ11
20
DQ12
24
DQ13
30
DQ14
32
DQ15
41
DQ16
43
DQ17
49
DQ18
53
DQ19
42
DQ20
44
DQ21
50
DQ22
54
DQ23
55
DQ24
59
DQ25
65
DQ26
67
DQ27
56
DQ28
60
DQ29
66
DQ30
68
DQ31
127
DQ32
129
DQ33
135
DQ34
139
DQ35
128
DQ36
130
DQ37
136
DQ38
140
DQ39
141
DQ40
145
DQ41
151
DQ42
153
DQ43
142
DQ44
146
DQ45
152
DQ46
154
DQ47
163
DQ48
165
DQ49
171
DQ50
175
DQ51
164
DQ52
166
DQ53
172
DQ54
176
DQ55
177
DQ56
181
DQ57
187
DQ58
189
DQ59
178
DQ60
182
DQ61
188
DQ62
190
DQ63
11
DQS0
25
DQS1
47
DQS2
61
DQS3
133
DQS4
147
DQS5
169
DQS6
183
DQS7
77
DQS8
71
CB0
73
CB1
79
CB2
83
CB3
72
CB4
74
CB5
80
CB6
84
CB7
12
DM0
26
DM1
48
DM2
62
DM3
134
DM4
148
DM5
170
DM6
184
DM7
78
DM8
PC2100 DDR SO-DIMM SKT
REVERSE KEY
A10/AP
SDA
VDD1
VDD2
VDD3
VDD4
VDD5
VDD6
VDD7
VDD8
VDD10
VDD11
VDD12
VDD13
VDD14
VDD15
VDD16
VDD17
VDD18
VDD19
VDD20
VDD21
VDD22
VDD23
VDD24
VDD25
VDD26
VDD27
VDD28
VDD29
VDD30
VDD31
VDD32
VDD33
VDD34
VDDSPD
VDDID
VREF1
VREF2
CKE0
CKE1
DU1
DU2
DU3
DU4
DU/RESET
DU/A13
DU/BA2
112
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A11
A12
SCL
SA0
SA1
SA2
S0
S1
RAS
CAS
WE
CK0
CK0
CK1
CK1
CK2
CK2
BA0
BA1
DDR_MA0
111
DDR_MA1
110
DDR_MA2
109
DDR_MA3
108
DDR_MA4
107
DDR_MA5
106
DDR_MA6
105
DDR_MA7
102
DDR_MA8
101
DDR_MA9
115
DDR_MA10
100
DDR_MA11
99
DDR_MA12
195
ICH_SMBCLK
193
ICH_SMBDATA
194
196
198
121
DDR_CS2_DIMM1
122
DDR_CS3_DIMM1
118
DDR_RAS
120
DDR_CAS
119
DDR_WE
9
10
21
22
33
34
36
45
46
57
58
69
70
81
82
92
93
94
113
114
131
132
143
144
155
156
157
167
168
179
180
191
192
197
199
1
2
35
CK_DDR_CK4
37
CK_DDR_CK4
160
CK_DDR_CK5
158
CK_DDR_CK5
89
CK_DDR_CK3
91
CK_DDR_CK3
96
DDR_CKE2_DIMM1
95
DDR_CKE3_DIMM1
117
DDR_BS0
116
DDR_BS1
85
NC_DIMM1_DU1
123
NC_DIMM1_DU2
124
NC_DIMM1_DU3
200
NC_DIMM1_DU4
86
NC_DIMM1_RESET
97
NC_DIMM1_A13
98
NC_DIMM1_BA2
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
3,10,14
3,10,14
V_DDR_MCH_REF
7
7
7
7
7
7
7,10
7,10
DIMM0 STANDARD PROFILE
JDIM0
5
DQ0
7
DQ1
13
DQ2
17
DQ3
6
DQ4
8
DQ5
14
DQ6
18
DQ7
19
DQ8
23
DQ9
29
DQ10
31
DQ11
20
DQ12
24
DQ13
30
DQ14
32
DQ15
41
DQ16
43
DQ17
49
DQ18
53
DQ19
42
DQ20
44
DQ21
50
DQ22
54
DQ23
55
DQ24
59
DQ25
65
DQ26
67
DQ27
56
DQ28
60
DQ29
66
DQ30
68
DQ31
127
DQ32
129
DQ33
135
DQ34
139
DQ35
128
DQ36
130
DQ37
136
DQ38
140
DQ39
141
DQ40
145
DQ41
151
DQ42
153
DQ43
142
DQ44
146
DQ45
152
DQ46
154
DQ47
163
DQ48
165
DQ49
171
DQ50
175
DQ51
164
DQ52
166
DQ53
172
DQ54
176
DQ55
177
DQ56
181
DQ57
187
DQ58
189
DQ59
178
DQ60
182
DQ61
188
DQ62
190
DQ63
11
DQS0
25
DQS1
47
DQS2
61
DQS3
133
DQS4
147
DQS5
169
DQS6
183
DQS7
77
DQS8
71
CB0
73
CB1
79
CB2
83
CB3
72
CB4
74
CB5
80
CB6
84
CB7
12
DM0
26
DM1
48
DM2
62
DM3
134
DM4
148
DM5
170
DM6
184
DM7
78
DM8
PC2100 DDR SO-DIMM SKT
A10/AP
SDA
VDD1
VDD2
VDD3
VDD4
VDD5
VDD6
VDD7
VDD8
VDD10
VDD11
VDD12
VDD13
VDD14
VDD15
VDD16
VDD17
VDD18
VDD19
VDD20
VDD21
VDD22
VDD23
VDD24
VDD25
VDD26
VDD27
VDD28
VDD29
VDD30
VDD31
VDD32
VDD33
VDD34
VDDSPD
VDDID
VREF1
VREF2
CKE0
CKE1
DU1
DU2
DU3
DU4
DU/RESET
DU/A13
DU/BA2
DDR_D63_R
7,10
DDR_D59_R
112
111
110
109
108
107
106
105
102
101
115
100
99
195
193
194
196
198
121
122
118
120
119
9
10
21
22
33
34
36
45
46
57
58
69
70
81
82
92
93
94
113
114
131
132
143
144
155
156
157
167
168
179
180
191
192
197
199
1
2
35
37
160
158
89
91
96
95
117
116
85
123
124
200
86
97
98
DDR_MA0_R
DDR_MA1_R
DDR_MA2_R
DDR_MA3_R
DDR_MA4_R
DDR_MA5_R
DDR_MA6_R
DDR_MA7_R
DDR_MA8_R
DDR_MA9_R
DDR_MA10_R
DDR_MA11_R
DDR_MA12_R
ICH_SMBCLK
ICH_SMBDATA
DDR_CS0_DIMM0
DDR_CS1_DIMM0
DDR_RAS_R
DDR_CAS_R
DDR_WE_R
+3VSUS
V_DDR_MCH_REF
CK_DDR_CK1
CK_DDR_CK1
CK_DDR_CK2
CK_DDR_CK2
CK_DDR_CK0
CK_DDR_CK0
DDR_CKE0_DIMM0
DDR_CKE1_DIMM0
DDR_BS0_R
DDR_BS1_R
NC_DIMM0_DU1
NC_DIMM0_DU2
NC_DIMM0_DU3
NC_DIMM0_DU4
NC_DIMM0_RESET
NC_DIMM0_A13
NC_DIMM0_BA2
+2.5VSUS
+2.5VSUS
R91
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A11
A12
SCL
SA0
SA1
SA2
S0
S1
RAS
CAS
WE
CK0
CK0
CK1
CK1
CK2
CK2
BA0
BA1
7,10
7
7
7
7
7
7
7
7
7
7
7
7
7
3,10,14
3,10,14
7,10
7,10
7
7
7
21
C359
10K-5%
8,10,39
7
7
C356
7
7
7
7
7,10
7,10
7
7
+2.5VSUS
21
21
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
0.1uF 16V
0.1uF 16V
DDR_D62_R
7,10
DDR_D58_R
7,10
DDR_DS7_R
7,10
DDR_D61_R
7,10
DDR_D57_R
7,10
DDR_D60_R
7,10
DDR_D56_R
7,10
DDR_D55_R
7,10
DDR_D51_R
7,10
DDR_D54_R
7,10
DDR_D50_R
7,10
DDR_DS6_R
7,10
DDR_D53_R
7,10
DDR_D49_R
7,10
DDR_D52_R
7,10
DDR_D48_R
7,10
DDR_D47_R
7,10
DDR_D43_R
7,10
DDR_CKE1_DIMM0
DDR_CKE0_DIMM0
DDR_CKE2_DIMM1
DDR_CKE3_DIMM1
DDR_CS0_DIMM0
DDR_CS1_DIMM0
DDR_CS2_DIMM1
DDR_CS3_DIMM1
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
7,10
DDR_D46_R
DDR_D42_R
DDR_DS5_R
DDR_D45_R
DDR_D41_R
DDR_D44_R
DDR_D40_R
DDR_D39_R
DDR_D35_R
DDR_D38_R
DDR_D34_R
DDR_DS4_R
DDR_D37_R
DDR_D33_R
DDR_D36_R
DDR_D32_R
DDR_D3_R
DDR_D6_R
DDR_D2_R
DDR_DS0_R
DDR_D5_R
DDR_D1_R
DDR_D4_R
DDR_D0_R
RN21
2 3
56-5%
RN23
2 3
56-5%
RN25
2 3
56-5%
RN27
2 3
56-5%
RN29
2 3
56-5%
RN31
2 3
56-5%
RN33
2 3
56-5%
RN35
2 3
56-5%
RN37
2 3
56-5%
RN38
2 3
56-5%
RN86
1 4
56-5%
RN85
2 3
56-5%
RN56
1 4
56-5%
RN57
1 4
56-5%
2 3
2 3
2 3
2 3
2 3
RN50
2 3
56-5%
2 3
RN54
2 3
56-5%
RN125
2 3
56-5%
RN129
2 3
56-5%
RN130
2 3
56-5%
RN133
2 3
56-5%
8,10,11,38,39
RN40
56-5%
RN42
56-5%
RN44
56-5%
RN46
56-5%
RN48
56-5%
RN52
56-5%
RN21
1 4
56-5%
RN23
1 4
56-5%
RN25
1 4
56-5%
RN27
1 4
56-5%
RN29
1 4
56-5%
RN31
1 4
56-5%
RN33
1 4
56-5%
RN35
1 4
56-5%
RN37
1 4
56-5%
RN38
1 4
56-5%
RN86
2 3
56-5%
RN85
1 4
56-5%
RN56
2 3
56-5%
RN57
2 3
56-5%
RN40
1 4
56-5%
1 4
1 4
RN46
1 4
56-5%
RN48
1 4
56-5%
RN50
1 4
56-5%
RN52
1 4
56-5%
RN54
1 4
56-5%
RN125
1 4
56-5%
RN129
1 4
56-5%
RN130
1 4
56-5%
RN133
1 4
56-5%
TITLE
DWG NO.
DATE
RN42
56-5%
RN44
56-5%
D
V_1P25V_DDR_VTT
DDR_CAS
7,10
DDR_WE
7,10
DDR_RAS
7,10
DDR_BS0
7,10
DDR_BS1
7,10
DDR_MA10
7,10
DDR_MA0
7,10
DDR_MA1
7,10
DDR_MA2
7,10
DDR_MA3
7,10
DDR_MA4
7,10
DDR_MA5
7,10
DDR_MA6
7,10
DDR_MA7
7,10
DDR_MA8
7,10
DDR_MA9
7,10
DDR_MA11
7,10
DDR_MA12
7,10
DDR_CB7_R
7,10
DDR_CB3_R
7,10
DDR_CB6_R
7,10
NC_CB6_2 NC_CB6_3
DDR_CB2_R
7,10
DDR_DS8_R
7,10
DDR_CB5_R
7,10
DDR_CB1_R
7,10
DDR_CB4_R
7,10
DDR_CB0_R
7,10
DDR_D31_R
7,10
DDR_D27_R
7,10
DDR_D30_R
7,10
DDR_D26_R
7,10
DDR_DS3_R
7,10
DDR_D29_R
7,10
DDR_D25_R
7,10
DDR_D28_R
7,10
DDR_D24_R
7,10
DDR_D23_R
7,10
DDR_D19_R
7,10
DDR_D22_R
7,10
DDR_D18_R
7,10
DDR_DS2_R
7,10
DDR_D21_R
7,10
DDR_D17_R
7,10
DDR_D20_R
7,10
DDR_D16_R
7,10
DDR_D15_R
7,10
DDR_D11_R
7,10
DDR_D14_R
7,10
DDR_D10_R
7,10
DDR_DS1_R
7,10
DDR_D13_R
7,10
DDR_D9_R
7,10
DDR_D12_R
7,10
DDR_D8_R
7,10
DDR_D7_R
7,10
SCHEMATIC, M/B LA-1221
401195
11/15/02
RN59
2 3
56-5%
RN63
2 3
56-5%
RN66
2 3
56-5%
RN69
2 3
56-5%
RN72
2 3
56-5%
RN75
2 3
56-5%
RN78
2 3
56-5%
RN81
2 3
56-5%
RN84
2 3
56-5%
RN88
2 3
56-5%
RN90
1 4
56-5%
RN92
2 3
56-5%
RN94
2 3
56-5%
RN96
2 3
56-5%
RN98
2 3
56-5%
RN100
2 3
56-5%
RN102
2 3
56-5%
RN104
2 3
56-5%
RN106
2 3
56-5%
RN108
2 3
56-5%
RN110
2 3
56-5%
RN112
2 3
56-5%
RN114
2 3
56-5%
RN116
2 3
56-5%
RN117
2 3
56-5%
RN120
2 3
56-5%
RN121
2 3
56-5%
RN124
2 3
56-5%
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
11-20-2002_22:38
V_1P25V_DDR_VTT8,10,11,38,39
RN59
1 4
56-5%
RN63
1 4
56-5%
RN66
1 4
56-5%
RN69
1 4
56-5%
RN72
1 4
56-5%
RN75
1 4
56-5%
RN78
1 4
56-5%
RN81
1 4
56-5%
RN84
1 4
56-5%
RN88
1 4
56-5%
RN90
2 3
56-5%
RN92
1 4
56-5%
RN94
1 4
56-5%
RN96
1 4
56-5%
RN98
1 4
56-5%
RN100
1 4
56-5%
RN102
1 4
56-5%
RN104
1 4
56-5%
RN106
1 4
56-5%
RN108
1 4
56-5%
RN110
1 4
56-5%
RN112
1 4
56-5%
RN114
1 4
56-5%
RN116
1 4
56-5%
RN117
1 4
56-5%
RN120
1 4
56-5%
RN121
1 4
56-5%
RN124
1 4
56-5%
REV.
4A
61 OF 102
1
2
3
4
DCBA
Page 11
A B C
www.kythuatvitinh.com
DDR VTT decoupling.
21
21
C657
21
.1uF
C656
21
.1uF
C591
21
.1uF
C599
21
.1uF
C605
21
.1uF
C610
21
.1uF
C514
21
.1uF
C523
21
.1uF
C586
21
.1uF
C581
21
.1uF
C652
21
.1uF
C654
21
.1uF
DDR_DM0_R
DDR_DM1_R
DDR_DM2_R
DDR_DM3_R
DDR_DM4_R
DDR_DM5_R
DDR_DM6_R
DDR_DM7_R
DDR_DM8_R
Discretes for DMs???
1 4
1 4
1 4
1 4
RN7
2 3
56-5%
RN10
56-5%
56-5%
56-5%
56-5%
RN8
RN6
RN5
8,10,38,39
C558
.1uF
10V-10%
C553
.1uF
10V-10%
C548
.1uF
10V-10%
C540
.1uF
10V-10%
C534
.1uF
10V-10%
C532
.1uF
10V-10%
C530
.1uF
10V-10%
C526
.1uF
10V-10%
C573
.1uF
10V-10%
C578
.1uF
10V-10%
C659
.1uF
10V-10%
C662
.1uF
10V-10%
C667
.1uF
10V-10%
C671
.1uF
10V-10%
2 3
RN8
2 3
56-5%
2 3
RN5
2 3
56-5%
RN7
1 4
56-5%
RN10
56-5%
56-5%
C673
21
21
21
21
21
21
21
21
21
21
21
21
21
21
.1uF
10V-10%
C674
.1uF
10V-10%
C612
.1uF
10V-10%
C617
.1uF
10V-10%
C625
.1uF
10V-10%
C630
.1uF
10V-10%
C636
.1uF
10V-10%
C640
.1uF
10V-10%
C646
.1uF
10V-10%
C643
.1uF
10V-10%
C649
.1uF
10V-10%
C668
.1uF
10V-10%
C562
.1uF
10V-10%
C565
.1uF
10V-10%
21
21
21
21
21
21
21
21
21
21
21
21
21
21
C675
.1uF
10V-10%
C678
.1uF
10V-10%
C682
.1uF
10V-10%
C683
.1uF
10V-10%
C165
.1uF
10V-10%
C179
.1uF
10V-10%
C224
.1uF
10V-10%
C267
.1uF
10V-10%
C538
.1uF
10V-10%
C629
.1uF
10V-10%
C510
.1uF
10V-10%
C256
.1uF
10V-10%
C672
.1uF
10V-10%
C685
.1uF
10V-10%
21
21
21
21
21
21
21
21
21
21
21
21
21
21
RN6
V_1P25V_DDR_VTT
1
C236
10uF 6.3V
C203
10uF 6.3V
10V-10%
10V-10%
10V-10%
10V-10%
10V-10%
2
10V-10%
10V-10%
10V-10%
10V-10%
10V-10%
10V-10%
3
10V-10%
10
10
10
10
10
10
10
10
10
NC_DM8_2 NC_DM8_3
AGP pullups: matches Meteor.
Verify pullups in Brookdale.
R252
NP
1 2
G_IRDY
8,11
G_DEVSEL
8,11
G_FRAME
8,11
G_TRDY
8,11
G_STOP
8,11
G_PAR
8,11
G_REQ
8,11
G_GNT
8,11
G_PIPE
8,11
G_WBF
8,11
G_AD_STB0
8,11
G_AD_STB1
8,11
G_RBF
8,11
G_SB_STB
8,11
G_ST0
8,11
G_ST1
8,11
G_ST2
8,11
G_AD_STB0
8,11
G_AD_STB1
8,11
G_SB_STB
8,11
NP
1 2
NP
1 2
NP
1 2
NP
1 2
1 2
NP
1 2
1 2
1 2
NP
1 2
NP
1 2
NP
1 2
NP
1 2
NP
1 2
NP
1 2
1 2
1 2
NP
1 2
NP
1 2
NP
1 2
8.2K-5%
R512
8.2K-5%
R516
8.2K-5%
R257
8.2K-5%
R515
8.2K-5%
R528
8.2K-5%
R238
8.2K-5%
R536
8.2K-5%
R513
8.2K-5%
R263
8.2K-5%
R531
8.2K-5%
R520
8.2K-5%
R514
8.2K-5%
R250
8.2K-5%
R243
8.2K-5%
R510
8.2K-5%
R505
8.2K-5%
R529
8.2K-5%
R519
8.2K-5%
R509
8.2K-5%
+5VSUS
0.1uF 16V
0.1uF 16V
1 2
1 2
C727
C728
+1.5VRUN
VREFCG
11
R953 and R898 are popped
due to BD-M A0 problem.
+3VSUS
0.1uF 16V
0.1uF 16V
1 2
1 2
C754
+1.5VRUN
0.1uF 16V
C751
0.1uF 16V
1 2
+3VSUS
+1.5VRUN
1 2
C742
C696
0.1uF 16V
11,15,30
1 2
8,11
8,11
8,11
8,11
8,11
8,11
8,11
8,11
8,11
8,11
8,11
8,11
12,29
12,29
12,29
12,29
12,29
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
3
8
8
8
8
8
8
8
8
8
8
8
13
8
8
8
8
8
8
8
8
12
12
12
C743
CK_66M_AGP
G_REQ
G_ST0
G_ST2
G_SBA2
G_SB_STB
G_SB_STB
G_SBA4
G_SBA6
G_IRDY
G_TRDY
G_STOP
G_C/BE3
G_AD31
G_AD29
G_AD_STB1
G_AD_STB1
G_AD27
G_AD25
G_C/BE2
G_AD21
G_AD19
PCI_PIRQA
G_AD15
G_AD13
G_AD11
G_AD9
G_AD7
G_AD_STB0
G_AD_STB0
G_AD5
G_AD3
G_AD1
VSYNC
HSYNC
VGA_RED
VGA_GRN
VGA_BLU
TV_Y
TV_C
TV_CVBS
ICH_SUS_STAT
VGA Board Connector
JVID
2
1
4
3
6
5
8
7
10
9
11
12
13
14
15
16
17
18
20
19
21
22
24
23
26
25
28
27
30
29
32
31
34
33
36
35
38
37
39
40
42
41
44
43
45
46
47
48
50
49
52
51
53
54
56
55
58
57
60
59
62
61
64
63
66
65
68
67
70
69
72
71
73
74
76
75
78
77
80
79
82
81
84
83
86
85
88
87
90
89
92
91
94
93
96
95
98
97
100
99
101
102
103
104
106
105
108
107
109
110
112
111
114
113
116
115
118
117
119
120
122
121
124
123
126
125
128
127
130
129
132
131
134
133
135
136
137
138
140
139
141
142
144
143
146
145
148
147
150
149
152
151
154
153
156
155
158
157
160
159
162
161
164
163
165
166
168
167
169
170
172
171
174
173
175
176
178
177
180179
BRD TO BRD
RCPT
G_ST1
G_SBA0
G_SBA1
G_SBA3
G_SBA5
G_SBA7
G_DEVSEL
G_PIPE
G_RBF
G_WBF
G_FRAME
G_AD30
G_AD28
G_AD26
G_AD24
G_AD22
G_AD20
G_AD18
G_AD23
G_AD17
G_AD16
PCI_PIRQB
VREFGC_R
G_AGPBUSY
G_C/BE1
G_AD14
G_AD12
G_AD10
G_AD8
G_AD6
G_AD4
G_AD2
G_AD0
G_C/BE0
G_PAR
G_GNT
GC_SUSPEND
M_ID2
M_SEN
DAT_DDC2
CLK_DDC2
PBAT_SMBDAT
PBAT_SMBCLK
G_D3_COLD
FPVCC
+1.5VRUN
8,11
8
8
8
8
8
8,11
AGP_RST
8,11
8,11
8,11
8,11
8
8
8
8
8
8
8
8
8
8
13,27,28
6,15
8
8
8
8
8
8
8
8
+1.5VRUN
8
8
8,11
8,11
31
12
12,29
12,29
12,29
30,36,37
30,36,37
11
31
vga-off==vga_suspend
v_vga== comes from 3VSUS and 5vSus
add GC_Suspend
add GC_Standby
VGA_SUSPEND to tell GC go suspend
FPVCC output to SIO that BL is on
sys_suspend== system is about to get into /outo suspend
+3VSUS
5
2
SYS_SUSPEND
4
1
PCI_PCIRST
7SH32
U68
R521
VREFGC
1 2
0-5%
+3VRUN
NP
21
R543
10K-5%
PART_NUMBER=19961
+3VSUS
+3VSUS
R541
NP
1 2
0-5%
+3VRUN
5
U84
2
4
ICH_SUS_STAT XREF=11,15,30
1
7SH08FU
+1.5VRUN
STP_AGP
STP_AGP XREF=11,15
CLKRUN
+12V
+5VRUN
+5VALW
PWR_SRC
30,36,38
7,13,21,23,24,27,28,30
8,11
11,15
13,21,24,27,28,31
+3VRUN
0.1uF 16V
0.1uF 16V
1 2
C736
0.1uF 16V
0.1uF 16V
0.1uF 16V
0.1uF 16V
1 2
1 2
1 2
C709
C732
C691
VREFCG Source
+1.5VRUN
50V-10%
1 2
C392
470pF
21
R248
1K-1%
R255
1 2
21
R254
21
1K-1%
50V-10%
470pF
30
82.5-1% 82.5-1%
1 2
C391
SIO_G_D3_COLD
TITLE
DWG NO.
DATE
R249
0.1uF 16V
1 2
1 2
C425
C445
D
0.1uF 16V
0.1uF 16V
10V-20%
1 2
1 2
1 2
C690
25 mil spacing
C689
C698
100uF
VREFCG
NP
R511
0-5%
1 2
VREFGC
+12V
NP
R631
10K-5%
1 2
NP
Q81
3
DTC144EKA
1
47K
47K
2
COMPUTER
CORPORATION
AUSTIN,TEXAS
SCHEMATIC, M/B LA-1221
401195
11/15/02
+
SHEET
C332
21
11
8,11
G_D3_COLD
11-20-2002_22:38
+1.5VRUN
11
REV.
4A
62 OF 102
1
2
3
4
DCBA
Page 12
A B C
www.kythuatvitinh.com
L1
2
1
2
NP
22pF 50V
1 2
200mA
50V-5%
D3
2
DDA204U
L6
1 2
200mA
L8
2 1
10pF
1
3
C12
3
21
10pF
C13
NP
22pF 50V
1
C10
R1
2
+3VSUS
NP
NP
22pF 50V
1
C37
R14
2
NP
D1
1
2
DDA204U
1 2
200mA
1
C40
2
C11
21
50V-5%
+3VSUS
NP
D4
1
3
2
DDA204U
10pF
50V-5%
M_SEN
11,29
VGA_RED
11,29
75-1%
L67
1
TV_C
11
1
50V-10%
75-1%
12C740
82pF
R546
2
1.8uH 25mA
21
SVIDEO_C
50V-10%
12C772
82pF
S-Video Connector
L66
21
TV_CVBS
11
TV_Y
2
11
75-1%
1
75-1%
2
50V-10%
1
R545
2
50V-10%
82pF
R544
82pF
12C739
12C738
1.8uH 25mA
L65
1.8uH 25mA
SVIDEO_CVBS
50V-10%
C771
1
82pF
2
21
SVIDEO_Y
50V-10%
C770
1
82pF
2
CRITICAL ROUTING
SVIDEO_C
SVIDEO_CVBS
SVIDEO_Y
JSVID
2
4
6
7
5
3
1
8
GND
9
GND
11
GND
12
GND
MATING FACE
2
6
5
1
MINI-DIN SHORT BODY
7 POS. RT. RCPT.
4
7
3
VGA_GRN
11,29
VGA_BLU
11,29
75-1%
1
75-1%
+3VSUS
2
1
R15
D
+5VRUN
RB751V-40
2
D2
1
11
+3VSUS
1
10K-5%
R2
2
DAT_DDC2
11,29
JVGA_HS
JVGA_VS
CLK_DDC2
11,29
R6
12
2.2K-5%
R3
12
2.2K-5%
ADD LINEAR Q SWITCHES
FOR RGB, DOCK SUPPORT
CRT Connector
CRT_VCC
.01uF 50V
1 2
C14
M_ID2
11-20-2002_22:38
12
JVGA
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
NC1
17
NC2
18
G1
19
G2
20
G3
21
G4
DSUB
1
2
S/PDIF Interface
+5VRUN
3
SPDIF
19
4
(Sony / Philips Digital Interface)
U37
1
RO
R
2
RE
3
DE
4
DI
D
DS75176BM
DO/RI
DO/RI
2
1
C412
0.1uF 16V
C411
0.1uF 16V
12
R288
1 2
110-1%
L62
XF857PT-0018
Check if the Ind. is required
C718
8541
1uF
10V-10%
L63
BLM11A601S
21
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
21
8
VCC
7
6
5
GND
CRT_VCC
12
HSYNC
11,29
11,29
VSYNC
22pF 50V
22pF 50V
1
1
BLM11A121S
C38
2
BLM11A121S
C42
2
1
1K-5%
R4
2
L7
21
22pF 50V
1
C39
2
1
1K-5%
L9
21
22pF 50V
1
C41
2
R5
2
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
REV.
4A
63 OF 102
3
4
DCBA
Page 13
A B C
www.kythuatvitinh.com
D
11-20-2002_22:38
1
2
3
4
8.2K-5%
27
8.2K-5%
PCI Bus Pull-Ups
10K-5%
R294
21
PCI_DEVSEL
PCI_FRAME
PCI_TRDY
13,21,24,27,28
13,28
13,21,24,27,28
13,24
13
18
RN16
8.2K-5%
CLKRUN
PCI_IRDY
PCI_STOP
PCI_PIRQA
PCI_PIRQB
PCI_PIRQC
PCI_PIRQD
11,13,21,24,27,28,31
13,21,24,27,28
13,21,24,27,28
13,21,24,27,28
13,21,24,27,28
13,21,24,27,28
11,13
11,13,27,28
13,21,28
13,24,27
+3VRUN +3VRUN
45
18
8.2K-5%
8.2K-5%
27
45
RN14
RN15
8.2K-5%
12
27
R412
RN15
8.2K-5%
8.2K-5%
8.2K-5%
RN14
RN14
8.2K-5%
18
RN15
8.2K-5%
PCI_PERR
PCI_PLOCK
PCI_SERR
PCI_REQB
PCI_GNTA
+3VRUN
36
45
RN16
RN19
RN19
8.2K-5%
8.2K-5%
R574
8.2K-5%
2 1
NP
12
R566
8.2K-5%
Top Block Swap Strap
36
RN14
36
RN16
+3VRUN
18
RN19
8.2K-5%
NC_RN19_P8
Spare
+3VRUN
+VCC_CORE
21
R606
8.2K-5%
12
R616
8.2K-5%
H_PROCHOT_ICH
3Q77
3904
1
13
2
H_PROCHOT
4
Level Shifter for PROCHOT#
12
R329
8.2K-5%
+3VRUN+3VRUN
12
R22612R530
8.2K-5%
ICH3-M (1/4)
PCI/CPU/Hublink Interface
U40
PCI_AD31
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
21,24,27,28
11,13,21,24,27,28,31
13,21,24,27,28
13,21,24,27,28
13,21,24,27,28
13,21,24,27,28
13,21,24,27,28
21,24,27,28
13,21,24,27,28
7,11,21,23,24,27,28,30
13,21,24,27,28
13,28
13,24
13
13
24
3
PCI_AD30
PCI_AD29
PCI_AD28
PCI_AD27
PCI_AD26
PCI_AD25
PCI_AD24
PCI_AD23
PCI_AD22
PCI_AD21
PCI_AD20
PCI_AD19
PCI_AD18
PCI_AD17
PCI_AD16
PCI_AD15
PCI_AD14
PCI_AD13
PCI_AD12
PCI_AD11
PCI_AD10
PCI_AD9
PCI_AD8
PCI_AD7
PCI_AD6
PCI_AD5
PCI_AD4
PCI_AD3
PCI_AD2
PCI_AD1
PCI_AD0
PCI_C_BE3
PCI_C_BE2
PCI_C_BE1
PCI_C_BE0
CLKRUN
PCI_DEVSEL
PCI_FRAME
PCI_TRDY
PCI_IRDY
PCI_STOP
PCI_PAR
PCI_PERR
PCI_PCIRST
PCI_PLOCK
PCI_SERR
H_PROCHOT_ICH
PCI_REQB
PCI_GNTA
PCI_GNTB
CK_33M_ICHPCI
8.2K-5%
45
27
RN16
RN19
8.2K-5%
8.2K-5%
PCI_REQ0
13,28
PCI_REQ2
13
PCI_REQ1
13,24
PCI_REQ3
13,27
PCI_REQ4
13,21
12
12
R326
R325
8.2K-5%
12
R274
8.2K-5%
8.2K-5%
IDE_IRQ15
13,17
IDE_IRQ14
13,17
IRQ_SERIRQ
13,24,31
+3VSUS
NP
21
R551
10K-5%
PART_NUMBER=19961
ICH_PME
30
Hub Interface Termination Mode Select
Layout Note: HITERM
Place near HITERM
pin at ICH
ICH_HITERM
13
1 2
C760
0.1uF 16V
+1.8VRUN
NP
21
470pF
C420
21
R303
R304
1 2
50V-10%
NP
21
301-1%
R297
56.2-1%0-5%
R300
1 2
301-1%
1 2
C421
0.1uF 16V
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
P5
AD31
E1
AD30
P4
AD29
D1
AD28
N4
AD27
E2
AD26
R1
AD25
F3
AD24
P3
AD23
F2
AD22
P1
AD21
G1
AD20
P2
AD19
G4
AD18
N2
AD17
F5
AD16
J1
AD15
M5
AD14
J3
AD13
M4
AD12
H4
AD11
L4
AD10
G2
AD9
L2
AD8
L1
AD7
H3
AD6
K4
AD5
H5
AD4
K3
AD3
J4
AD2
K1
AD1
J2
AD0
R2
C/BE3*
N1
C/BE2*
K5
C/BE1*
K2
C/BE0*
AC2
CLKRUN
M3
DEVSEL
F1
FRAME
H1
TRDY
N3
IRDY
H2
STOP
G5
PAR
M2
PERR
Y1
PCIRST
M1
PLOCK
L5
SERR
W1
PME
C4
REQA*/GPIO0
D4
REQB*/REQ5*/GPIO1
B6
GNTA*/GPIO16
B3
GNTB*/GNT5*/GPIO17
T5
PCICLK
NP
21
R542
10-5%8.2pF
NP
12
C722
50V-5%
INTEL MOBILE ICH3-M REV 0.52
HETERO 1 OF 4
Hub Interface Buffer Compensation
ICH_HICOMP
13
A20M
IGNNE
FERR
INIT
INTR
NMI
SMI
STPCLK
RCIN
A20GATE
CPUPWRGD
CPUSLP
DPSLP
HI0
HI1
HI2
HI3
HI4
HI5
HI6
HI7
HI8
HI9
HI10
HI11
HI_STB
HI_STB
HICOMP
HITERM
HIREF
PIRQA
PIRQB
PIRQC
PIRQD
GPIO2/PIRQE*
GPIO3/PIRQF*
GPIO4/PIRQG*
GPIO5/PIRQH*
IRQ15
IRQ14
SERIRQ
APICD1
APICD0
APICCLK
REQ0
REQ1
REQ2
REQ3
REQ4
GNT0
GNT1
GNT2
GNT3
GNT4
Layout Note: ICH_HICOMP
Place within 0.5" of ICH pad
using thick trace. Should be
2/3 of board impedance.
RDDP Ver. 0.5 p148
V23
AA21
J22
AB23
AA23
Y21
Y23
U23
U22
Y22
W23
W21
AB22
L22
M21
M23
N20
P21
R22
R20
T23
M19
P19
N19
R19
N22
P23
K19
L19
L20
B1
C1
B2
A2
A6
B5
C5
A5
W19
AB14
H22
J21
J20
J19
D3
F4
A3
R4
E4
A4
E3
D2
D5
B4
1 2
36.5-1%
R555
H_A20M
H_IGNNE
H_FERR_ICH
H_INIT
H_INTR
H_NMI
H_SMI
H_STPCLK
SIO_RCIN
SIO_A20GATE
H_PWRGOOD
H_CPUSLP
H_DPSLP
HL_HL0
HL_HL1
HL_HL2
HL_HL3
HL_HL4
HL_HL5
HL_HL6
HL_HL7
HL_HL8
HL_HL9
HL_HL10
HL_HLSTRB
HL_HLSTRB
ICH_HICOMP
ICH_HITERM
PCI_PIRQA
PCI_PIRQB
PCI_PIRQC
PCI_PIRQD
ICH_BT_ENABLE
ICH_GPIO3_PIRQF
ICH_GPIO4_PIRQG
ICH_GPIO5_PIRQH
IDE_IRQ15
IDE_IRQ14
IRQ_SERIRQ
H_PICD1
H_PICD0
NC_ICH_APIC
PCI_REQ0
PCI_REQ1
PCI_REQ2
PCI_REQ3
PCI_REQ4
PCI_GNT0
PCI_GNT1
NC_PCI_GNT2
PCI_GNT3
PCI_GNT4
4
4
4
4,23
4
4
4
4
30
30
4
4
4
8
8
8
8
8
8
8
8
8
8
8
8
8
13
13
11,13
11,13,27,28
13,21,28
13,24,27
Change to Active Low for X01
13,17
13,17
13,24,31
13
13
13
13,28
13,24
13
13,27
13,21
28
24
27
21
HUB INTERFACE LAYOUT:
ROUTE SIGNALS WITH 5/20 TRACE/SPACE.
SIGNALS MUST MATCH +/-0.1" OF HL_STB/STB* SIGNALS.
RDDP Ver. 0.5 p148
Layout Note: HUBREF
Place cap near
HIREF pin
RDDP v0.5 p68
HL_REF
C759
1 2
.01uF 16V
18
RN18
10K-5%
H_PICD1
13
H_PICD0
13
NC_ICH_APIC
13
R561
R560
0-5%
10K-5%
1 2
1 2
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
DCBA
8
36
RN1827RN1845RN18
10K-5%
21
R558
10K-5%
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
+3VRUN
10K-5%
10K-5%
REV.
4A
64 OF 102
1
2
3
4
Page 14
A B C
www.kythuatvitinh.com
D
11-20-2002_22:38
1
21
R334
RN17
RN17
10K-5%
10K-5%
1 8
R292
R291
ICH_VBIAS
1 2
10M-5%
50V-5%
12pF
ICH_AC_RST
ICH_AC_SDOUT
ICH_AC_SYNC
NP
10K-5%
1 2
10M-5%
32KHz
14
X3
50V-5%
C416
21
R557
21
33-5%
R559
1 2
33-5%
R336
21
33-5%
1
NP1
NP
10K-5%
10K-5%
R564
R338
2
2
16
2
19,22
19,22
19,22
3
Fixes a problem on ICH2.
Not required by Intel on ICH3.
10K-5%
2 7
ICH_RTCX1
ICH_RTCX2
12pF
21
ICH_AC_RST_R
ICH_AC_SDOUT_R
ICH_AC_SYNC_R
ICH_AC_BITCLK
ICH_AC_SDIN0
ICH_AC_SDIN1
1
R569
2
54
RN17
RN17
10K-5%
10K-5%
3 6
USB_OC0
14,18
USB_OC1
14
USB_OC2
14
USB_OC4
14,18
DOCK_OC
14,28
14
14
C417
14
14
14
14,19
14,19
14,22
+3VRUN+3VSUS
1
NP1
NP
10K-5%
10K-5%
R556
R554
2
2
LPC_LDRQ1
LPC_LDRQ0
LDRQ[1:0] have internal pull-up at ICH
EDS 1.0 pg. 4-1
CK_14M_ICH
3
CK_48M_ICH
3
CK_66M_ICH
3
NP
21
R332
NP
C446
1 2
10-5%4.7pF
50V-5%
+3VSUS
30
14
14
14
14
14
19
14
18
18
29
29
18
18
29
29
14
14
ICH_DOCK_PME
ICH_SMLINK1
ICH_SMLINK0
ICH_RTCX1
ICH_RTCX2
ICH_AC_RST_R
ICH_AC_SYNC_R
ICH_AC_SDOUT_R
ICH_AC_SDIN0
ICH_AC_SDIN1
SPKR
ICH_RTCRST
LPC_LAD0
LPC_LAD1
LPC_LAD2
LPC_LAD3
LPC_LFRAME
LPC_LDRQ0
LPC_LDRQ1
USB_USBP0+
USB_USBP0-
USB_USBP3+
USB_USBP3ÂUSB_USBP4+
USB_USBP4ÂUSB_USBP5+
USB_USBP5-
USB_OC0
USB_OC1
USB_OC2
DOCK_OC
USB_OC4
10K-5%
PART_NUMBER=19961
SUB=SUB_1G900
22.6 Ohm 1% 0603
We Need Symbol for 22.6 1% 0603
1
2
NP
RTC_RST
R278
1 2
R525
0-5%
1 2
4.7K
R290
8.2K-5%
2 1
R29312R285
4.7K
1 2
CMOS_CLR
33
PADS
SHORT
C405
1 2
SIO_THERM_PWRDWN
14,19
14,22
23,30
23,30
23,30
23,30
23,30
2.2uF 16V
14,30
14,18
14,28
14,18
1
6.8K-5%
6.8K-5%
R283
2
ICH_SMBDATA
3,10
ICH_SMBCLK
3,10
14
14,30
R524
NP
1 2
0-5%
SMBus to SMLINK for SMB 2.0 Compliance
NP
NP
21
21
R553
R333
10-5%4.7pF
NP
NP
21
C752
C447
1 2
50V-5%
10-5%
10pF
50V-5%
14,19
NP
21
R339
NP
21
C448
ICH_AC_BITCLK
16
10-5%
10pF
50V-5%
Layout Note: CMOS_CLR
Make pad accessable
USB / ACLink / IDE / LPC Interface
16
VCC_RTC
1
R535
2
1 2
22-5%
R563
AB5
SMBDATA
AC4
SMBCLK
AC5
SMBALERT*/GPIO11
Y6
INTRUDER
AB2
SMLINK1
AC3
SMLINK0
AC7
RTCX1
AC6
RTCX2
J23
CLK14
F20
CLK48
T19
CLK66
D11
AC_RST
A7
AC_SYNC
B7
AC_BITCLK
C7
AC_SDOUT
B11
AC_SDIN0
C11
AC_SDIN1
H23
SPKR
Y7
RTCRST
V1
LAD0/FWH0
U3
LAD1/FWH1
T3
LAD2/FWH2
U2
LAD3/FWH3
U1
LFRAME*/FWH4
T2
LDRQ0
U4
LDRQ1
D19
USBP0+
D18
USBP0-
A19
USBP1+
A18
USBP1-
E17
USBP2+
E16
USBP2-
B17
USBP3+
B16
USBP3-
D15
USBP4+
D14
USBP4-
A15
USBP5+
A14
USBP5-
B21
USBRBIAS
E12
OC0
D12
OC1
C12
OC2
B12
OC3
A12
OC4
A11
OC5
ICH3-M (2/4)
U40
USB1.1 to MB
USB Not Used
USB Not Used
USB1.1 to Dock
USB1.1 to MB
USB1.1 to Dock
INTEL MOBILE ICH3-M REV 0.52
HETERO 2 OF 4
PDCS1
PDCS3
PDD15
PDD14
PDD13
PDD12
PDD11
PDD10
PDDACK
PDDREQ
PDIOR
PDIOW
PIORDY
SDCS1
SDCS3
SDD15
SDD14
SDD13
SDD12
SDD11
SDD10
SDDACK
SDDREQ
SDIOR
SDIOW
SIORDY
IDE_PDCS1
AC15
AB15
AA15
PDA2
AC14
PDA1
AA14
PDA0
AC12
AA11
AC11
AB10
Y11
W9
Y10
PDD9
AC9
PDD8
AA9
PDD7
AB9
PDD6
Y9
PDD5
W11
PDD4
AC10
PDD3
AA10
PDD2
AB11
PDD1
W12
PDD0
Y13
AB12
AC13
Y12
AB13
AC21
AC22
AB20
SDA2
AA19
SDA1
AC20
SDA0
AC18
Y18
AA17
AB17
AC16
Y15
Y16
SDD9
W13
SDD8
W15
SDD7
AA13
SDD6
Y14
SDD5
W16
SDD4
AB16
SDD3
AC17
SDD2
W17
SDD1
Y17
SDD0
Y19
AB18
AC19
AA18
AB19
IDE_PDCS3
IDE_PDA2
IDE_PDA1
IDE_PDA0
IDE_PDD15
IDE_PDD14
IDE_PDD13
IDE_PDD12
IDE_PDD11
IDE_PDD10
IDE_PDD9
IDE_PDD8
IDE_PDD7
IDE_PDD6
IDE_PDD5
IDE_PDD4
IDE_PDD3
IDE_PDD2
IDE_PDD1
IDE_PDD0
IDE_PDDACK
IDE_PDDREQ
IDE_PDIOR
IDE_PDIOW
IDE_PDIORDY
IDE_SDCS1
IDE_SDCS3
IDE_SDA2
IDE_SDA1
IDE_SDA0
IDE_SDD15
IDE_SDD14
IDE_SDD13
IDE_SDD12
IDE_SDD11
IDE_SDD10
IDE_SDD9
IDE_SDD8
IDE_SDD7
IDE_SDD6
IDE_SDD5
IDE_SDD4
IDE_SDD3
IDE_SDD2
IDE_SDD1
IDE_SDD0
IDE_SDDACK
IDE_SDDREQ
IDE_SDIOR
IDE_SDIOW
IDE_SDIORDY
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
1
2
3
4
TITLE
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
DCBA
SHEET
REV.
4A
65 OF 102
4
Page 15
A B C
www.kythuatvitinh.com
D
11-20-2002_22:38
1
1
ICH3-M (3/4)
PWR MGMT / LAN / USBLED Interface
+3VSUS
1
10K-5%
R284
2
2
DRUNPWROK
6,15
SUSPWROK
8,15,35
1
1
10K-5%
10K-5%
R539
R538
2
2
RTC-Well Battery Leakage Prevention Straps. RDDP rev .5 sec 9.9.8
12
R537
10K-5%
RI0
30,34
CBS_RI
24
NP now per BIOS (kw).
Removal of this part moves us
toward Intel recommendation
for power management.
May remove later.
R534
10K-5%
2 1
NP
+3VSUS
2
1
5
3
U29
4
7SH86
C3_STAT# output - no PU required
+3VSUS
1
10K-5%
R295
2
8,15,35
3,35,40
30,39
11,30
24,25
3,40
6,11
6,40
8,30
6,15
30
30
30
30
27
30
3
11
4
40
3
30
SIO_LID_EC
SIO_EXT_SMI
SIO_EXT_RTE
SIO_EXT_SCI
NC_ICH_GPIO25
MPCIACT
NC_ICH_GPIO28
H_STP_CPU
ICH_BATLOW
SIO_THRM
G_AGPBUSY
H_STP_PCI
STP_AGP
H_CPUPERF
GMUXSEL
DPRSLPVR
ICH_SLP_S1
SIO_SLP_S3
SIO_SLP_S5
SIO_PWRBTN
ICH_RI
SUSPWROK
DRUNPWROK
ICH_SUS_STAT
ICH_SUSCLK
VCORE_PWRGD
V2
GPIO7
W2
GPIO8
Y4
GPIO12
Y2
GPIO13
W3
GPIO25
W4
GPIO27
Y3
GPIO28
V21
STP_CPU
AB3
BATLOW
U5
THRM
V4
AGPBUSY
U21
STP_PCI
V5
C3_STAT*/GPIO21
Y20
CPUPERF
U20
SSMUXSEL
AB21
DPRSLPVR
W20
SLP_S1
AA5
SLP_S3
AA2
SLP_S5
AA6
PWROK
AB1
PWRBTN
AA1
RI
AA7
RSMRST
Y5
LAN_RST
AB4
SUS_STAT/LPCPD
AA4
SUSCLK
V19
VGATE/VRMPWRGD
3
U40
INTEL MOBILE ICH3-M REV 0.52
HETERO 3 OF 4
LAN_RXD0
LAN_TXD0
LAN_RXD1
LAN_TXD1
LAN_RXD2
LAN_TXD2
LAN_CLK
LAN_RSTSYNC
EE_DIN
EE_DOUT
EE_CS
EE_SHCLK
USB_LEDA0*/GPIO32
USB_LEDA1*/GPIO33
USB_LEDA2*/GPIO34
USB_LEDA3*/GPIO35
USB_LEDA4*/GPIO36
USB_LEDA5*/GPIO37
USB_LEDG0*/GPIO38
USB_LEDG1*/GPIO39
USB_LEDG2*/GPIO40
USB_LEDG3*/GPIO41
USB_LEDG4*/GPIO42
USB_LEDG5*/GPIO43
C2
NC_1
D6
NC_2
E7
NC_3
T1
NC_4
T21
NC_5
C8
B9
A8
C10
A9
A10
C9
D7
D8
NP
E8
E9
10K-5%
D10
H20
G22
F21
G19
E22
E21
H21
G23
F23
G21
D23
E23
R335
21
R Pulldown on EE_DOUT per Intel
recommendation of R placeholder for proto
board incase of problems with LAN.
May remove later.
NC_ICH_AC_VID0
NC_ICH_AC_VID1
NC_ICH_AC_VID2
NC_ICH_AC_VID3
NC_ICH_AC_VID4
BIOS: Program unused Pins as GPIO OUTPUTS
2
3
4
TITLE
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
DCBA
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
66 OF 102
4
REV.
4A
Page 16
A B C
www.kythuatvitinh.com
D
11-20-2002_22:38
ICH3-M (4/4)
Power and Ground
1
V5REF/VCC3_3 Sequencing Circuits
+3VRUN
RB751V-40
2
1
21
C814
1uF
D36
10V-10%
+5VRUN
C803
2
R573
1
1K-5%
1 2
0.1uF 16V
+3VSUS
RB751V-40
C813
+5VSUS
2
2
D37
R575
1
1
1K-5%
21
21
1uF
C804
10V-10%
0.1uF 16V
2
VCC_RTC
14,16
1uF 6.3V
C717
21
External RTC Circuitry
3
+3VSUS
BAT54C
Pin not used
RTC_RST
14
31,36,39,41
4
+3.3VRTC
D29
RB751V-40
1 2
R527
1 2
12
1K-5%
C710
R533
1 2
1K-5%
.047uF 25V
20%
PER EDS P3-16, EXTERNAL RTC CIRCUITRY
1
2
3
D30
VCC_RTC
ICH_VBIAS
C713
NP
1 2
2200pf
50V-10%
1uF
C703
1 2
10V-10%
NP
22M-5% 2.4M-1%
NP
14,16
1 2
R601
14,16
1 2
R600
+3VSUS
+3VRUN
+1.8VRUN
+1.8VSUS
+3VRUN
+1.8VRUN
14,16
+VCC_CORE
ICH_VBIAS
AB7
VBIAS
B23
VCCSUS1_8_1
C23
VCCSUS1_8_2
E13
VCCSUS1_8_3
F14
VCCSUS1_8_4
F15
VCCSUS1_8_5
F16
VCCSUS1_8_6
K12
VCCSUS1_8_7
P10
VCCSUS1_8_8
V6
VCCSUS1_8_9
V7
VCCSUS1_8_10
E10
VCCSUS3_3_1
F17
VCCSUS3_3_2
F18
VCCSUS3_3_3
K14
VCCSUS3_3_4
V8
VCCSUS3_3_5
V9
VCCSUS3_3_6
C13
V5REF_SUS1
W5
V5REF_SUS2
E6
V5REF1
W8
V5REF2
P14
V_CPU_IO_1
U18
V_CPU_IO_2
V22
V_CPU_IO_3
F7
V_LAN1_8_1
F8
V_LAN1_8_2
K10
V_LAN1_8_3
F9
V_LAN3_3_1
F10
V_LAN3_3_2
E11
VCC1_8_1
J18
VCC1_8_2
K6
VCC1_8_3
K18
VCC1_8_4
M14
VCC1_8_5
P6
VCC1_8_6
P18
VCC1_8_7
R18
VCC1_8_8
T18
VCC1_8_9
U19
VCC1_8_10
V10
VCC1_8_11
V14
VCC1_8_12
AB6
VCCRTC
F6
VCC3_3_1
G6
VCC3_3_2
G18
VCC3_3_3
H6
VCC3_3_4
H18
VCC3_3_5
J6
VCC3_3_6
M10
VCC3_3_7
P12
VCC3_3_8
R6
VCC3_3_9
T6
VCC3_3_10
U6
VCC3_3_11
V15
VCC3_3_12
V16
VCC3_3_13
V17
VCC3_3_14
V18
VCC3_3_15
A1
VSS_1
A13
VSS_2
A16
VSS_3
A17
VSS_4
A20
VSS_5
A23
VSS_6
B8
VSS_7
B10
VSS_8
B13
VSS_9
B14
VSS_10
B15
VSS_11
B18
VSS_12
B19
VSS_13
B20
VSS_14
B22
VSS_15
C3
VSS_16
C6
VSS_17
C14
VSS_18
C15
VSS_19
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
U40
[RESUME]
[USB]
[USB]
[USB]
[RESUME]
[RESUME]
INTEL MOBILE ICH3-M REV 0.52
HETERO 4 OF 4
VSS_20
VSS_21
VSS_22
VSS_23
VSS_24
VSS_25
VSS_26
VSS_27
VSS_28
VSS_29
VSS_30
VSS_31
VSS_32
VSS_33
VSS_34
VSS_35
VSS_36
VSS_37
VSS_38
VSS_39
VSS_40
VSS_41
VSS_42
VSS_43
VSS_44
VSS_45
VSS_46
VSS_47
VSS_48
VSS_49
VSS_50
VSS_51
VSS_52
VSS_53
VSS_54
VSS_55
VSS_56
VSS_57
VSS_58
VSS_59
VSS_60
VSS_61
VSS_62
VSS_63
VSS_64
VSS_65
VSS_66
VSS_67
VSS_68
VSS_69
VSS_70
VSS_71
VSS_72
VSS_73
VSS_74
VSS_75
VSS_76
VSS_77
VSS_78
VSS_79
VSS_80
VSS_81
VSS_82
VSS_83
VSS_84
VSS_85
VSS_86
VSS_87
VSS_88
VSS_89
VSS_90
VSS_91
VSS_92
VSS_93
VSS_94
VSS_95
VSS_96
VSS_97
VSS_98
VSS_99
VSS_100
VSS_101
VSS_102
VSS_103
VSS_104
C16
C17
C18
C19
C20
C21
C22
D9
D13
D16
D17
D20
D21
D22
E5
E14
E15
E18
E19
E20
F19
F22
G3
G20
H19
J5
K11
K13
K20
K21
K22
K23
L3
L10
L11
L12
L13
L14
L21
L23
M11
M12
M13
M20
M22
N5
N10
N11
N12
N13
N14
N21
N23
P11
P13
P20
P22
R3
R5
R21
R23
T4
T20
T22
V3
V20
W6
W7
W10
W14
W18
W22
Y8
AA3
AA8
AA12
AA16
AA20
AA22
AB8
AC1
AC8
AC23
A21
A22
ICH3 Bulk Capacitance
+1.8VRUN
+3VSUS
C807
1 2
10uF 6.3V
C694
1 2
10uF 6.3V
C808
+
100uF_POLY
10V-20%
C693
1 2
10uF 6.3V
21
+3VRUN
+1.8VSUS
ICH3 Decoupling Capacitance
+1.8VRUN
+3VSUS
Intel:
+V1-8_ICHLAN
+V1-8S_ICH
0.1uF 16V
0.1uF 16V
0.1uF 16V
C779
0.1uF 16V
C755
0.1uF 16V
C769
1 2
0.1uF 16V
Intel:
+V3A_ICH
C790
0.1uF 16V
C778
0.1uF 16V
C765
0.1uF 16V
0.1uF 16V
+3VRUN
Intel:
+V3_ICHLAN
+VCC_CORE
+V3S_ICH
Intel:
+VCC_CORE
C789
12
C791
12
C729
12
21
21
21
21
21
C794
12
C748
0.1uF 16V
C777
0.1uF 16V
C781
0.1uF 16V
C787
0.1uF 16V
C786
0.1uF 16V
C766
0.1uF 16V
C744
1 2
0.1uF 16V
C733
1 2
0.1uF 16V
C806
1 2
10uF 6.3V
C404
1 2
10uF 6.3V
C403
1 2
10uF 6.3V
C805
10uF 6.3V
21
21
21
21
21
21
+VCC_CORE
C720
21
10uF 6.3V
21
1
2
3
+1.8VSUS
Intel:
+V1-8A_ICH
C735
1 2
0.1uF 16V
C799
21
0.1uF 16V
C792
1 2
0.1uF 16V
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
REV.
4A
67 OF 102
4
DCBA
Page 17
A B C
www.kythuatvitinh.com
Modular Bay Connector
2
R286
100K
R650
1 2
1K-5%
RN13
4 5
1K-5%
RN12
2 7
1K-5%
RN12
1 8
1K-5%
1 8RN13
1K-5%
RN11
3 6
1K-5%
1 8RN11
1K-5%
RN11
4 5
1K-5%
RN13
3 6
1K-5%
RN12
4 5
1K-5%
RN12
3 6
1K-5%
RN13
2 7
1K-5%
R261
1 2
1K-5%
1
+5VFDDPP
+5VFDDPP
1
2
3
4
17,28,31
17,28,31
17,28,31
17,28,31
17,28,31
17,28,31
17,28,31
XREF=17,31,35
17,28,31
17,28,31
17,28,31
17,28,31
17,28,31
17,28,31
17,31
17,28,31
17,28,31
17,28,31
17,28,31
28,31
28,31
19
14
14
14
14
14
14
13
14
14
14
30
14
14
14
14
14
14
MOD_CD_R
H1SEL
RDATA
IDE_SDCS3
WRPRT
IDE_SDIOW
IDE_SDD15
IDE_SDD12
IDE_SDD9
DISKCHG
WRDATA
INDEX
IDE_SDCS1
IDE_IRQ15
IDE_SDD0
IDE_SDD3
IDE_SDD6
TRK0
1_6M_EN
BAY_MODPRES
IDE_SDA2
IDE_SDDACK
IDE_SDIOR
IDE_SDD14
IDE_SDD11
IDE_SDD8
DRV0
DISKCHG
RDATA
WRPRT
TRK0
STEP
DIR
MTR0
WRDATA
WGATE
H1SEL
INDEX
MTR1
NP
+3VALW
2
R275
100K
1
JMOD
1
2
3
4
5
6
87
10
9
1211
1413
1615
1817
20
19
2221
2423
2625
2827
30
29
3231
3433
3635
3837
40
39
4241
4443
4645
4847
50
49
5251
5453
5655
5857
60
59
KEL RTF
14,17
14,17
NC_ATA_66_SEC/PDIAG
IDE_PDIORDY
IDE_SDIORDY
IDE_PDDREQ
14
IDE_SDDREQ
14
MOD_CD_L
WGATE
BAY_CD_FDD
IDE_SDA0
IDE_SDD1
IDE_SDD4
IDE_SDD7
MTR0
IDE_SDIORDY
RSDDREQ
IDE_SDD13
IDE_SDD10
DRV0
IDE_SDA1
IDE_SDD2
IDE_SDD5
IDE_RST_SEC_5V
4.7K
C507
33pF
50V-5%
C400
33pF
50V-5%
R401
1 2
0-5%
R276
1 2
0-5%
19
17,28,31
30
14
14
14
14
17,31
STEP
17,28,31
14,17
17
14
14
17,31,35
DIR
17,28,31
14
14
14
17
R270
16V-10%
4.7uF
2
1
0.1uF 16V
1
C401
2
2
R279
21
10K-5%
SIDEACT
470
+3VRUN
1 2
4.7K
R305
R277
Changed power plane per Intel RDDP Ver 0.5 p.67
Pullup to 3V instead of 5V for ATA100 per Intel
21
21
RPDDREQ
17
Still needed???
21
On Intel reference schematic for L2
RSDDREQ
17
RPDDREQ
17
Series resistance is now embedded in ICH3
Changing to 0 ohm
RSDDREQ
17
+5VMOD
0.1uF 16V
1
0.1uF 16V
1
1
C413
C409
C408
2
2
+5VRUN
35
Level Shifting For
IDE Reset Signals
Level shifting is required in order to
support Toshiba DVD-ROM drive with VIH=3.5V
(Resistor allows in-circuit testability for gates)
+5VRUN
NP
531
OE
V
1 2
R603
1 2
0-5%
2 4
U56
G
74HCT1G126
R602
0-5%
+5VRUN
NP
135
OE
V
42
G
U36
74HCT1G126
IDE_RST_PRI_3V IDE_RST_PRI_5V
30
IDE_RST_SEC_3V IDE_RST_SEC_5V
30
Pull down pin26 to make it Master
Can remove U43 and disconnect from SIO
30
17
+5VRUN
NP
21
R479
100K
17
17
IDE_CSEL_PRI
IDE_CSEL_PRI
7SH04FU
+3VRUN
VCC
4 2
GND
5U41
3
+5HDD
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
14,17
14,17
14,17
14,17
14,17
14,17
14,17
14,17
17
14,17
14,17
2
470
R310
1
19
19
17
14,17
14,17
14,17
14,17
14,17
14,17
14,17
14,17
14,17
14,17
13,17
14,17
14,17
14,17
17,35
17
Pull up pin47 to make it Slave
IDE_PDD8
IDE_PDD9
IDE_PDD10
IDE_PDD11
IDE_PDD12
IDE_PDD13
IDE_PDD14
IDE_PDD15
ATA_66_PRI/PDIAG
IDE_PDA2
IDE_PDCS3
INT_CD_L
CD_AUDIORET
IDE_RST_PRI_5V
IDE_PDD7
IDE_PDD6
IDE_PDD5
IDE_PDD4
IDE_PDD3
IDE_PDD2
IDE_PDD1
IDE_PDD0
IDE_PDIOW
IDE_PDIORDY
IDE_IRQ14
IDE_PDA1
IDE_PDA0
IDE_PDCS1
IDEACT
IDE_CSEL_PRI
Hard Drive Connector
JHDD
2
1
4
3
56
78
9
10
1112
1314
1516
1718
19
20
2122
2324
2526
2728
29
30
3132
3334
3536
3738
39
40
4142
4344
T9 RCPT RA
NOTEMODULE
Optical Bay Connector
CD/DVD/etc.
JCD
1
6
7 8
9
10
11 12
13 14
15 16
17 18
19220
21 22
23 24
25 26
27 28
29330
31 32
33 34
35 36
37 38
39440
41 42
43 44
45 46
47 48
49550
SMT
JAE KX14
RA RCPT
TITLE
DWG NO.
DATE
D
IDE_RST_PRI_5V
17
IDE_PDD7
14,17
IDE_PDD6
14,17
IDE_PDD5
14,17
IDE_PDD4
14,17
IDE_PDD3
14,17
IDE_PDD2
14,17
IDE_PDD1
14,17
IDE_PDD0
14,17
RPDDREQ
17
IDE_PDIOW
14,17
IDE_PDIOR
14,17
IDE_PDIORDY
14,17
IDE_PDDACK
14,17
IDE_IRQ14
13,17
IDE_PDA1
14,17
IDE_PDA0
14,17
IDE_PDCS1
14,17
0.1uF 16V
16V-10%
1
C414
4.7uF
IDE_PDDACK
ATA_66_PRI/PDIAG
2
INT_CD_R
IDE_PDD8
IDE_PDD9
IDE_PDD10
IDE_PDD11
IDE_PDD12
IDE_PDD13
IDE_PDD14
IDE_PDD15
RPDDREQ
IDE_PDIOR
IDE_PDA2
IDE_PDCS3
C399
2
1
19
14,17
14,17
14,17
14,17
14,17
14,17
14,17
14,17
17
14,17
14,17
17
14,17
14,17
16V-10%
4.7uF
COMPUTER
CORPORATION
AUSTIN,TEXAS
SCHEMATIC, M/B LA-1221
401195
11/15/02
SHEET
+5HDD
0.1uF 16V
1
1
2
2
+5VRUN
C406
0.1uF 16V
1
C156
2
REV.
68 OF 102
11-20-2002_22:38
R298
2 1
10K-5%
IDEACT
+5HDD
0.1uF 16V
1
C142
C136
2
4A
1
17,35
2
3
4
DCBA
Page 18
A B C
www.kythuatvitinh.com
D
11-20-2002_22:38
Overcurrent Detection
NP
1
100K
R59
R54
2
NBOC4
L24
BLM11A121S
L23
1 2
BLM11A121S
L22
BLM11A121S
L21
1 2
BLM11A121S
Layout Note: USB Termination
Place close to JUSB connector
(Internal USB Ports)
U3
1
ENA
4
ENB
2
FLGA
3
FLGB
RYC8220
USB POWER SWITCH
USB1.1 To System
21
21
50V-5%
50V-5%
1
C69
47pF
47pF
2
1
+5VSUS
7
IN
OUTA
OUTB
8
5
6
GND
10V-10%
.1uF
21
C465
10uF 6.3V_X7R
1 2
C83
USB_PWR_0
USB_PWR_4
18
18
2
Layout Note: USB1.1
Follow RDDP's routing recommendations
INTEL USB GUIDELINE APPLIES
USB1.1 To System
System Board USB Connectors
1 2L26
USB_PWR_0
USB_USBP0-_FB
18
USB_USBP0+_FB
18
USB_USBP4-_FB
18
USB_USBP4+_FB
18
50V-5%
50V-5%
1
C66
12C67
47pF
1
C68
2
47pF
2
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
18
18
USB_PWR_4
BLM21P600SG
L27
1 2
BLM21P600SG
6.3V-20%
150uF
6.3V-20%
150uF
0.1uF 16V 0.1uF 16V
2
L29
L25
1
2
1
1
2
2
1
BLM21P600SG BLM21P600SG
C48
3
JUSB
USBPWR0
USB_USBP0-_FB
18
USB_USBP0+_FB
18
USB_GND0
USBPWR4
USB_USBP4-_FB
18
USB_USBP4+_FB
18
USB_GND4
C47
1
T1
2
T2
3
T3
4
T4
5
B1
6
B2
7
B3
8
B4
9
G1
10
G2
11
G3
12
G4
13
G5
14
G6
15
G7
16
G8
USB RCPT
W/ SHIELD
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
REV.
4A
69 OF 102
4
+
1 2
C35
+
1 2
C34
DCBA
1
USBPWR1_EN
30
USB_OC0
14
14
USB_OC4
NP
C78
2
+3VSUS
NP
1
10K-5%
100K
R356
2
21
R47
1 2
0-5%
1
0.1uF 16V
NP
1
C85
2
0.1uF 16V
NBOC0
R60
21
0-5%
2
Layout Note: C72
Place a "+" character silkscreen on the board
near the non-ground side of this capacitor.
C72 can be populated with either a ceramic (PN 2832P)
or tantalum (PN 1033E) type capacitor
USB_USBP0-
14
3
Removing 15k PD and 15 ohm series resistors.
Internal to ICH3 per EDS ver. 1.0 p. 3-8
USB_USBP0+
14
USB_USBP4-
14
USB_USBP4+
14
4
Page 19
1
www.kythuatvitinh.com
2
21
C561
3
4
NOTE: ECAD MUST
CONNECT AGND
TO GND (VIA DRAWBRIDGE)!!
60 MIL TRACE AT ONE POINT
ONLY UNDER THE CODEC
24.576MHz
X7
22pF 50V
14
+5VSUS
12
21
C551
ICH_AC_SDIN0
A B C
R2
1
+
)
(
set
R1
1.242V
=
set
U50
51
2
OUTIN
GND
BYBASSEN
TPS793475
NP
102K-1% 280K-1%
43
0.1uF 16V
R417
10uF 6.3V_X7R
21
NP
1 2
1 2
C524
R429
VDDA
0.1uF 16V
1 2
C527
AGND
19,20
1 2
C513
C134
1 2
8,30,34,35,38-41
0.1uF 16V
RUN_ON
=
V V
out
V
R1=102k, R2=280k, VOUTtyp=4.65V
AGND
VDDA Generation (via MIC5205)
AUD_PC_BEEP
19
1/2*PI*0.1uF*10K Ohms = 159Hz Lower corner 1/2*PI*0.1uF*1K||X Ohms = 159Hz Lower corner
159Hz Lower Corner (assumes 10K input resistance) 1591Hz Upper Corner
22pF 50V
C511
1 2
0.1uF 16V
C825
R427
ICH_AC_BITCLK
14
C0G
MDC_AC_BITCLK
22
NP
C0G
21
C528
22pF 50V
1 2
33-5%
R641
NP
21
C837
22pF 50V
+3VRUN
C162
21
33-5%
R426
21
33-5%
VDDA
19,20
C533
C157
1 2
1 2
0.1uF 16V
0.1uF 16V
X5R
C550
6.3V
2.2uF
1 2
C539
1 2
1 2
AGND
0.1uF 16V
0.1uF 16V
C158
14,22
14,22
14,22
1 2
C176
0.1uF 16V
21
1000pF
C160
50V-10%
CK_24M_AUD_XTL_IN
CK_24M_AUD_XTL_OUT
ICH_AC_SYNC
ICH_AC_SDOUT
ICH_AC_RST
21
21
1000pF
C164
50V-10%
1000pF
45
46
2
3
10
6
5
8
11
25
38
26
42
1
9
4
7
27
29
30
31
50V-10%
ID0
ID1
XTL_IN
XTL_OUT
SYNC
BIT_CLK
SDATA_OUT
SDATA_IN
RESET
AVDD1
AVDD2
AVSS1
AVSS2
DVDD1
DVDD2
DVSS1
DVSS2
REFFLT
AFLT1
AFLT2
AFLT3
U51
AC97-LINK
I/F
I2S BUS
CS4205 TQFP
INPUT
OUTPUT
12
13
PC_BEEP
PHONE
14
15
AUX_L
AUX_R
16
17
VIDEO_L
18
VIDEO_R
19
CD_L
20
CD_GND
21
CD_R
MIC1
22
MIC2
23
LINE_IN_L
24
LINE_IN_R
28
VREFOUT
32
33
ZLRCLK
34
ZSDATA
ZV
ZSCLK
PORT
LINE_OUT_L
LINE_OUT_R
MONO_OUT
GPIO0/LRCLK
GPIO1/SDOUT
GPIO2/SDI1
GPIO3/SDI2
GPIO4/SDI3
EAPD/SCLK
SPDO/SDO2
35
36
37
43
DOCK_LRCLK_Q
44
39
40
41
DOCK_CDROM_Q
47
48
NB_MIC
LINE_IN_L
LINE_IN_R
AUD_VREFOUT
DOCK_SPKR_Q
DOCK_MIC_Q
DOCK_LINE_Q
DOCK_SCLK_Q
SPDIF
AGND
20
20
20
19
28
28
28
28
28
28
12
R611
1 2
MDM_MONO_PHONE
1K-5%
NP
21
21
R613
0.1uF 16V
10K-5%
1 2
C146
1 2
C143
0.1uF 16V
0.1uF 16V
AGND
AGND
21
21
C563
C570
1000pF
50V-10%
AGND
C519
21
1uF
10V-10%
10V-10%
C517
21
1uF
10V-10%
1 2
AUD_LINE_OUT_L
AUD_LINE_OUT_R
1000pF
50V-10%
22
C518
21
1uF
C516
2.2uF
6.3V
X5R
C515
1uF
10V-10%
1 2
21
NP
R399
1 2
19,20
19,20
CRYSTAL 4205 AUDIO CODEC
AGND
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
R369
10K-5%
19,20
19,20
AUD_LINE_OUT_R
AUD_LINE_OUT_L
C474
1 2
.033uF 25V .033uF 25V
C494
1 2
.033uF 25V .033uF 25V
C485
1 2
VDDA2
19,20
C495
1 2
R402
1 2
10K-5%
Harmon Kardon recommended EQ circuit
MOD_CD_L
17
MOD_CD_R
17
R400
0-5%
NP
6.8K-5%
R398
AGND
1 2
R397
1 2
0-5%
NP
R395
1 2
3.4K-1%
R396
1 2
0-5%
6.8K-5%
INT_CD_L
CD_AUDIORET
INT_CD_R
17
17
17
19
These traces should be routed in parallel.
BEEP
30
SPKR
14
CBS_SPK
24
PC Beep Circuitry (From ICH, SIO, PCCard, MiniPCI,)
VDDA
19,20
21
68K-5% 68K-5%
C115
1 2
0.1uF 16V
AGND
R370
1 2
1 2
21
10K-5%
R378
R387
10K-5%
1
2
3
4
6
7
R413
21
R416
NP
1 2
0-5%
Analog Prestage Reference Voltage
R437
AUD_VREFOUT
19,20
VDDA
NP
0.1uF 16V
1 2
NP
NP
0-5%
16V-10%
16V-10%
+
+
1 2
10uF
10uF
C575
C555
12
AGND
5
U15
5
U21
2
4
7SH86
4
1
3
7SH86
AGND
1
3
AGND
R386
NP
1 2
0-5%
C479
1 2
0-5%
U48
OUT_A
-IN_A
+IN_A
V+
-IN_B
OUT_B
AD8544 CMOS AMPLIFIER
0.1uF 16V
1 2
C537
C560
12
C131
1 2
0.1uF 16V
AGND AGND
D
C478
1 2
1K-5%
14
OUT_D
13
-IN_D
12
+IN_D
11
V-
105
+IN_C+IN_B
9
-IN_C
8
OUT_C
C502
21
0-5%
C506
1 2
1K-5%
VDDA2
19,20
Layout Note: C498 and C528
Place a "+" character silkscreen on the board
near the non-ground side of this capacitor.
C498 and C528 can be populated with either a ceramic (PN 2832P)
or tantalum (PN 1033E) type capacitor
R101
1 2
68K-5%
C123
1 2
0.1uF 16V
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
EQ_OUT_R
20
21
R371
R379
NP
AGND
1 2
402-1%-0603
C491
1 2
2200pf
50V-10%
R391
21
22K-5%
C503
2200pf
50V-10%
R408
NP
1 2
AGND
402-1%-0603
EQ_OUT_L
20
R407
1 2
.01uF 50V .01uF 50V
AGND
C1402
1 2
0.1uF 16V
2
R94
4.7K
1
AGND
2
1
C137
AGND
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
DCBA
11-20-2002_22:38
R394
21
22K-5%
21
AUD_PC_BEEP
1000pF
50V-10%
REV.
70 OF 102
1
VDDA2
19,20
2
3
19
4
4A
Page 20
+5VRUN
www.kythuatvitinh.com
R138
R137
10K-5%
2 1
NP
NP
1
21
R129
R130
10K-5%
A B C
Gain Resistor Settings
10K-5%10K-5%
2 1
21
GAIN0 GAIN1 Gain(dB)
0 0 3dB
0 1 10dB
1 0 15dB
1 1 25dB
EQ_OUT_L
19
C214
C212
.47uF
16V-10%
21
.47uF
21
16V-10%
32
32
21
C230
AGND
Internal Speaker Amplifier
INT_SPK_L1
INT_SPK_L2
NC_U27_LHPIN
C215
6.3V
.47uF
2.2uF
1 2
16V-10%
3
GAIN1
4
LOUT+
9
LOUT-
5
LLINEIN
6
LHPIN
8
RIN
10
LIN
11
BYPASS
1
GND_1
12
GND_2
13
GND_3
24
GND_4
Sub=TPA0312
TPA0212
10uF 6.3V_X7R
0.1uF 16V
1 2
NC_U27_RHPIN
16V-10%
.47uF
INT_SPK_R1
INT_SPK_R2
16V-10%
C135
21
C536
C149
21
.47uF
U25
PVDD_1
PVDD_2
ROUT+
ROUT-
RLINEIN
RHPIN
SHUTDOWN
PC-BEEP
SE/BTL*
HP/LINE*
192
VDDGAIN0
18
7
21
16
23
20
22
14
15
17
1 2
C213
32
32
EQ_OUT_R
0.1uF 16V
0.1uF 16V
1 2
C151
1 2
C150
19
+5VRUN
5
U23
2
4
1
7SH08FU
+5VRUN
Layout Note: C497
Place a "+" character silkscreen on the board
near the non-ground side of this capacitor.
C497 can be populated with either a ceramic (PN 2832P)
or tantalum (PN 1033E) type capacitor
+5VRUN
21
R88
10K-5%
INT_MUTE
20
NB_MUTE
30
LINE_OUT_L
20
LINE_OUT_R
20
C584
1 2
+
470uF_POLY
6V-20%
C559
+
470uF_POLY
6V-20%
21
21
21
R441
R454
10K-5%
MMZ2012S601A
MMZ2012S601A
10K-5%
21 L53
L52
21
2
1
C569
C596
15pF 50V
NO VIAS EXCEPT DGND UNDER PART
Place EMI components close to jack
2
LINE_OUT_L
20
C826
AUD_LINE_OUT_L
19
1 2
1uF 6.3V
R445
21
27K
19,20
3
Headphone/Line Out Amplifier
R444
1 2
10-5%
R457
1 2
47K-5%
C0G
C595
21
22pF 50V
VDDA2
AGND
10uF 6.3V_X7R
0.1uF 16V
1 2
C582
AGND
OUTA
1
INA-
2
INA+
3
VSS
4
U54
TDA1308 DUAL
VDD
OUTB
INB-
INB+
VDDA
1 2
C583
R440
1 2
10-5%
R453
47K-5%
C607
22pF 50V
VDDA2
C0G
21
8
7
6
5
Microphone Input Circuit
NP
INT_MIC
35
JMIC
1
1
2
2
6
6
3
3
4
4
5
5
HSJ1494_030
Short Leads
AGND
4
2
1
C608
15pF 50V
L57
BLM11A601S
L56
BLM11A601S
2
1
C622
15pF 50V
MIC_SIG
MIC_BIAS
21
21
DROP THIS VIA AT THE AUDIO
CODEC - AT THE GROUND PIN
NEAREST THE MIC INPUT (PIN 26)
2
R462
2.2K-5%
1
Layout Note: C529
Place a "+" character silkscreen on the board
near the non-ground side of this capacitor.
19,20
C529 can be populated with either a ceramic (PN 2832P)
or tantalum (PN 1033E) type capacitor
LINE_OUT_R
21
C827
R451
21
21
27K
2.2K-5%
R_VDDA
C618
1uF
10V-10%
1uF 6.3V
21
19,20
2
R460
1
20
AUD_LINE_OUT_R
VDDA
19,20
2
R458
1
10uF 6.3V
21
AGND
19
1K-5%
R461
1 2
100-5%
0.1uF 16V
1 2
C606
C609
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
0.1uF 16V
AGND
NB_MIC
1 2
C619
19
AGND
NP
NP
R77
1 2
0-5%
R144
1 2
0-5%
Line input circuitry
Line output circuitry
LINE_IN_L
19
LINE_IN_R
19
Place above JLINE_IN
AGND
PLACE CLOSE TO AUD JACKS
on BOTTOM of Board
6.2K-5%
1 2
1 2
2
R428
6.2K-5%
1
AGND
R430
6.2K-5%
R393
6.2K-5%
NP
C493
1 2
NOTE: ECAD MUST
CONNECT AGND
TO GND (VIA DRAWBRIDGE)!!
60 MIL TRACE AT ONE POINT
ONLY UNDER THE CODEC
C525
21
1uF
10V-10%
C501
21
1uF
10V-10%
2
R410
1
AGND
R384
NP
21
0 OHM
C0G C0G
NP
C529
1 2
100pF 50V
L50
BLM11A601S
L48
BLM11A601S
100pF 50V
21
21
2
1
C535
15pF 50V
TITLE
DWG NO.
DATE
D
INT_MUTE
20
2
1
15pF 50V
AGNDAGND
2
1
C508
15pF 50V
AGND
Place EMI components close to jack
SCHEMATIC, M/B LA-1221
401195
11/15/02
JAUD_OUT
1
1
2
2
6
6
3
3
4
4
5
5
HSJ1494_030
Short Leads
1
1
2
2
6
6
3
3
4
4
5
5
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
11-20-2002_22:38
JLINE_IN
HSJ1494_030
Short Leads
REV.
4A
71 OF 102
1
2
3
4
DCBA
Page 21
1
www.kythuatvitinh.com
2
3
4
13,21,24,27,28
CK_33M_LANPCI
3
3Com boot strappings
PCI_AD16
21
R375
21
C480
R95
10K-5%
R89
10K-5%
R86
10K-5%
11,13,24,27,28,31
A B C
+3VRUN
21
V_3P3_LAN
XREF=21,22
V_3P3_LAN
XREF=21,22
V_3P3_LAN_VDDRX
V_3P3_LAN_VDDTX
V_3P3_LAN
21
C483
21
21
21,22
+3VRUN
21
21
C543
.01UF
1 2
21
21,22
21,22
21,22
21
21
21
21
21
30
21,22
TESTPAD
1
TP3COM
11.5K-1%
R106
10K-5%
21
V_3P3_LAN_VDDRX
R423
50V-20%
V_3P3_LAN
21
R99
21
10K-5%
Ensure TP is accessible on MB & labeled
21
R122
C163
1 2
1.62K-1%
0.1uF 16V
1 2
21
21
R90
C132
1000pF
50V-10%
1.91K-1%
These components MUST connect to BALL P1 then to GND
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
V_3P3_LAN
C544
1 2
.01UF
1 2
50V-20%
V_3P3_LAN_VDDTX
.01UF
C125
1 2
50V-20%
21,22
21
21
21
100 OHM DIFFERENTIAL ROUTING
21
.01UF
50V-20%
21
LAN_TXO+
LAN_TXO-
LAN_RXI+
LAN_RXI-
21,22
C542
Place decoupling close to 3Com power pins. Share associated pins if possible.
.01UF
.01UF
C484
1 2
50V-20%
.01UF
61.9-1%
C486
1 2
4.7pF
50V-5%
R383
21
0.1uF 16V
1 2
V_3P3_LAN_VDDRX
C138
1 2
50V-20%
L30
68nH 300mA
56.2-1%
21
C477
21
50V-20%
R381
C482
1 2
.01UF
50V-20%
21
R71
1 2
C541
PLACE TX TERMINATION NEAR ASIC
21
R72
56.2-1%
PLACE RX TERMINTAION NEAR ASIC
21
NP
0.1uF 16V
13,21,24,27,28
R376
1 2
100-5%
7,11,13,23,24,27,28,30
10-5%
10pF
50V-5%
21
21
21
21,30
CLKRUN
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
13,24,27,28
LAN_EN
13,28
24,27,30
Remove for X01
3COM Revolution
PCI_AD31
PCI_AD30
PCI_AD29
PCI_AD28
PCI_AD27
PCI_AD26
PCI_AD25
PCI_AD24
PCI_AD23
PCI_AD22
PCI_AD21
PCI_AD20
PCI_AD19
PCI_AD18
PCI_AD17
PCI_AD16
PCI_AD15
PCI_AD14
PCI_AD13
PCI_AD12
PCI_AD11
PCI_AD10
PCI_AD9
PCI_AD8
PCI_AD7
PCI_AD6
PCI_AD5
PCI_AD4
PCI_AD3
PCI_AD2
PCI_AD1
PCI_AD0
PCI_C_BE3
PCI_C_BE2
PCI_C_BE1
PCI_C_BE0
LAN_IDSEL
PCI_FRAME
PCI_IRDY
PCI_TRDY
PCI_DEVSEL
PCI_STOP
PCI_PERR
PCI_SERR
PCI_PAR
PCI_PIRQC
PCI_PCIRST
PCI_GNT4
13
PCI_REQ4
13
SOS5
30
21
R102
10K-5%
NB_PME
R435
12
0-5%
R411
0-5%
TP_LAN_WPOUT
LAN_EN_R
CLKRUN_R12
N11
AD31
P11
AD30
N12
AD29
M11
AD28
P12
AD27
P14
AD26
N13
AD25
N14
AD24
L13
AD23
L11
AD22
K13
AD21
K12
AD20
L12
AD19
K11
AD18
J13
AD17
J12
AD16
E14
AD15
E13
AD14
F11
AD13
D13
AD12
E12
AD11
B14
AD10
E11
AD9
C13
AD8
A14
AD7
B13
AD6
C12
AD5
A12
AD4
B12
AD3
C11
AD2
D11
AD1
B11
AD0
M13
CBE3
H13
CBE2
F12
CBE1
D12
CBE0
M12
IDSEL
J11
FRAME
H11
IRDY
G13
TRDY
H12
DEVSEL
F14
STOP
G11
PERR
F13
SERR
G12
PAR
L8
PCICLK
L9
INTA
N9
RST
M9
GNT
L10
REQ
L3
TXCLK/SOS2*
L4
TXEN/SOS3*
K3
CRS/SOS4*
K4
LA16/COL
J3
LA15/TXD3
J4
LA14/TXD2
H4
LA13/TXD1
H3
LA12/TXD0
G4
LA11/RXDV
F3
LA10/RXER
F4
RXOE/SOS5*
E3
LA9/RXD3
E4
LA8/RXD2
D3
LA7/RXD1
C1
LA6/RXD0
C2
RXCLK/SOS6*
B1
MDCLK/SOS7*
B2
MDIO
B3
MEMR
D4
MEMW
A2
LA5
A3
LA4
C4
LA3
B4
LA2/POR10
D5
LA1
A4
LA0
B5
LD7
A5
LD6/POR6
C5
LD5
C6
LD4/POR4
D6
LD3
B6
LD2/POR2
C7
LD1/POR1
B7
LD0/POR0
D7
ROMCS
M8
PME
M1
PME
C10
WPOUT
D10
GRST
M10
CLKRUN
Sub = 2G626, Rev ST06
U16
3C920V5-13
3COM BGA REV 05
VDDPCI1
VDDPCI2
VDDPCI3
VDDPCI4
VDDPCI5
VDDIO1
VDDIO2
VDDIO3
VDDIO4
VDDRX1
VDDRX2
VDDRX3
VDDTX1
VDDTX2
VDDX1
VDDX2
VDDX3
VDDX4
VDDX5
VDDX7
VDDLVDET
NC5/VDD5VPCI1
MAIN5P
REF100
REF10
X25HI
X25LO
DFRMEE/10LNK*
DTOEE/100LNK*
EECLK/ACT*
TXON
SMBDATA
SMBCLK
MEDTEST
GLBTEST
PHYTEST
AUX5P
AUXP
SMBCS
VSSRX1
VSSRX2
VSSRX3
VSSTX1
VSSTX2
VSSIO1
VSSIO2
VSSIO3
VSSIO4
VSSX1
VSSX2
VSSX3
VSSX4
VSSX5
VSSX6
VSSX7
VSSX8
VSSX9
VSSPCI1
VSSPCI2
VSSPCI3
VSSPCI4
VSSPCI5
P10
L14
C14
A11
G14
D1
J1
B10
A6
P2
N3
N1
N5
N7
E1
G1
H1
P9
J14
B8
M4
P8
K1
M5
L6
F1
CK_25M_LAN_X25LO
G2
D8
C8
A9
D9
EESEL
N4
RXIP
P4
RXIN
P6
N6
TXOP
L5
TXCT
A1
C3
M3
SOS1
L7
C9
B9
M2
M7
G3
N2
P3
K2
P5
M6
D2
J2
A10
A7
E2
F2
H2
P1
<------ VSSX4 MUST BE REF POINT FOR REF10/100
P7
N8
K14
A8
L1
N10
M14
H14
D14
A13
L2
NC_3
P13
NC_5
VDDPCI_LAN
NP
0.1uF 16V
21
LAN_REF100
LAN_REF10
LAN_EEDO
LAN_EEDI
LAN_EECLK
LAN_EESEL
LAN_RXI+
LAN_RXI-
LAN_TXO-
LAN_TXO+
LAN_MEDTEST
V_3P3_LAN
10K-5%
21
21
21
0 OHM
1 2
0-5%
10K-5%
C531
SOS1
R121
LAN_REF100
LAN_REF10
L71
L72
R422
.01UF
.01UF
.01UF
C481
C497
1 2
1 2
50V-20%
50V-20%
21
21
2.2uF
C843
3Com Magnetics
100pF 50V
1 2
392-1%
1 2
C107
R73
61.9-1%
1 12
TD+
2
TD-
TDC
3
4
RDC
5
RD+
6
RD-
TRANSFORMER MODULES
C487
PLACE CAP NEAR MAGNETICS
21
C547
50V-20%
21
6.3V
C841
L49
TRANSMIT
RECEIVE
10/100BASE-T
SINGLE PORT
D
+3VSUS
Q80
341
.01UF
.01UF
C512
1 2
1 2
50V-20%
21
.01UF
C842
50V-20%
VDDPCI_LAN
.01UF
C509
50V-20%
50V-20%
.01UF
C545
1 2
50V-20%
.01UF
.01UF
C496
1 2
50V-20%
50V-20%
1 2
21
VAUX_LAN
Si3443DV
VAUX_EN
27
V_3P3_LAN
21,22
21
L31
FERRITE
1206
C117
6.3V
2.2uF
1 2
VAUX_LAN
L32
BLM11A601S
L33
BLM11A601S
21
21
C488
1 2
21
C154
1 2
6
5
2
C546
.01UF
1 2
50V-20%
6.3V
2.2uF
6.3V
2.2uF
V_3P3_LAN_VDDTX
C118
1 2
V_3P3_LAN_VDDRX
C144
1 2
11-20-2002_22:38
.01UF
50V-20%
.01UF
50V-20%
1
21
21
LAN circuit power filtration
LAN clock
LAN_EN
21,30
TX+
TX-
TCT
RCT
RX+
RX-
LAN_MAG_TX+
22
11
LAN_MAG_TX-
LAN_MAG_RX+
LAN_MAG_RX-
1 2
R103
C467
21
1000pF
2000V-10%
CHASSIS GROUND
22
22
22
21,22
21,22
100 OHM DIFFERENTIAL ROUTING
21,22
21,22
Place close to 3Com and away from magnetics
V_3P3_LAN
LAN_EEDO
LAN_EEDI
LAN_EESEL
21
LAN_EECLK
21
R439
10K-5%
16K NIC EEPROM
10
9
8
7
1 2
75-1%
75-1%
R100
TITLE
DWG NO.
401195
DATE
11/15/02
V_3P3_LAN
21,22
C574
21
CLKVCC AND CLKGND
0.1uF 16V
X6
25.00 MHz
4
3.3V
VCC
1 3
EN OUT
GND
2
3
DICSVCC
1
2 5
SK GND
93C86A
PLACE CLOSE
TO PIN 2
U52
DO
ORGNC
R438
33-5%
8
4
67
COMPUTER
CORPORATION
AUSTIN,TEXAS
21
SCHEMATIC, M/B LA-1221
SHEET
CK_25M_LAN_X25LO
R450
21
10K-5%
C566
1 2
REV.
4A
72 OF 102
.01UF
DCBA
2
21
3
50V-20%
4
Page 22
A B C
www.kythuatvitinh.com
D
11-20-2002_22:38
1
1
NIC ESD DIODE ARRAY
U79
NP
LAN_MAG_RX+
NC_NIC_TVS_PIN_2
LAN_MAG_RX-
LAN_MAG_TX+
21,22
LAN_MAG_TX-
21,22
LAN_MAG_RX+
21,22
LAN_MAG_RX-
21,22
JLAN_LED_YEL+
JLAN_LED_YEL-
1
2
3 4
(Note: this signal is equivalent to
JLAN_LED_GRN+)
JLAN_LED_GRN-
21,22
AC97 Bit Clock Buffer
+3VRUN
R452
21
100K
5
U53
19,22
MDC_AC_BITCLK
2
1
7SH08FU
21
4
33-5%
DOCK_AC_BITCLK
28
R456
Place buffer near the MDC connector
2
Soft Modem MDC Connector
0.1uF 16V
0-5%
+3VSUS
16V-10%
1 2
C631
C644
4.7uF
21
ICH_AC_SDOUT
14,19
ICH_AC_RST
14,19
NP
21
R475
10-5%
1 2
NP
R472
21
10pF
C655
50V-5%
+3VSUS
R446
22pF 50V
1 2
NP
0-5%
16V-10%
C587
1000pF
R447
21
NP
33-5%
10K-5%
C588
21
10K-5%
14,19
19,22
R471
21
ICH_AC_SYNC
MDC_AC_BITCLK
NP
21
R449
10-5%
NP
21
10pF
C589
50V-5%
21
R448
21
MDM_MONO_PHONE
19
3
ICH_AC_SDIN1
14
JMDC
2
2
4
4
6
6
8
8
10
10
12
12
14
14
16
16
18
18
20
20
22
22
24
24
26
26
28
28
30
30
32
36 35
GND_4
GND_1
GND_5GND_2
GND_3 GND_6
RCPT
1
1
3
3
5
5
7
7
9
9
11
11
13
13
15
15
17
17
19
19
21
21
23
23
25
25
27
27
29
29
31
3334
27
21,22
21
21
WLAN_LED_LNK
V_3P3_LAN
LAN_EEDI
LAN_EEDO
R98
21
21,22
21,22
10K-5%
21
27
RN3
10K-5%
3 6
4
5
74HCT08
V_3P3_LAN
V_3P3_LAN
LAN_EECLK
WLAN_LED_ACT
+5VSUS
14
10
U14
6
1
RN3
4 5
+5VSUS +5VSUS
14
U14
9
8
74HCT08
+5VSUS
12
13
74HCT08
1 2
RN3
RN3
10K-5%
1 8
Q13
DTC144EKA
47K
47K
7SH04FU
14
R120
200-5%
2 7
3
2
21,22
LAN CONNECTOR (MB TO RJ-45)
+5VSUS
10K-5%
5
U83
2
4
1
7SH08FU
542U22
R85
200-5%
1 2
U14
11
+5VSUS
10K-5%
14
U14
1
3
2
74HCT08
SRV05-4
LAN_CONN_TERM1
1 2
75-1%
R526
2000V-10%
C702
1000pF
21
CHASSIS GROUND
LAN_MAG_TX+
6
NC_NIC_TVS_PIN_5
5
LAN_MAG_TX-
21,22
21,22
JLOM
MT2
MT2
14
14
13
13
12
12
11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
MT1
MT1
VERTICAL NC HEADER
SUB_8K578
2
3
4
TITLE
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
DCBA
SHEET
REV.
4A
73 OF 102
4
Page 23
A B C
www.kythuatvitinh.com
D
11-20-2002_22:38
1
+3VRUN
2
4.7K
R273
FID pins connect to 40-pin
part (dual footprint)
NC_FWH_FID0
23
NC_FWH_FID1
23
NC_FWH_FID2
23
NC_FWH_FID3
23
FWH_BID0
23
FWH_BID1
23
FWH_BID2
23
FWH_BID3
23
FWH_BID4
23
LPC_LAD0
14,23,30
LPC_LAD1
14,23,30
2
3
14,23,30
14,23,30
14,23,30
23
3,23
LPC_LAD2
LPC_LAD3
FWH_IC
CK_33M_FWHPCI
LPC_LFRAME
R251
2 1
Level shifter for INIT#
10K-5%
21
R256
C380
NP
21
10-5%
10pF
20
19
18
17
14
13
12
11
6
21
22
23
25
5
7
31
50V-5%
ID0
ID1
ID2
ID3
FGPI0
FGPI1
FPGI2
FPGI3
FPGI4
LAD0
LAD1
LAD2
LAD3
IC
CLK
FWH4
U34
VDD_8
VDD_30
VSS_24
RES_26
RES_27
RES_28
RES_29
FIRMWARE
HUB 2
TSOP32 8 X 14 mm
Programmed part number:
+VCC_CORE
R260
8.2K-5%
Q31
1 2
3904
1
VSS_4
1
8
30
4
24
10
RST
15
WP
16
TBL
32
INIT
26
27
28
29
1
NC_1
2
NC_2
3
NC_3
9
NC_9
+3VRUN
R253
1 2
3
2
NC_FWH_RES_RFU_0
NC_FWH_RES_RFU_1
NC_FWH_RES_RFU_2
NC_FWH_RES_RFU_3
RES pins connect to 40-pin
part (dual footprint)
470
FWH_INIT
H_INIT
FWH_REST
SIO_FWH_WP
23
4,13
23
7SH08FU
23,31
23
23
23
23
FWH_INIT
FWH_BID0
23
FWH_BID1
23
FWH_BID2
23
FWH_BID3
23
FWH_BID4
23
Dual Footprint Firmware Hub (FWH) - System BIOS
+3VSUS
5U27
2
PCI_PCIRST
4
1
3
23
GPO_RST
7,11,13,21,24,27,28,30
31
Board Rev Identifier
+3VRUN
NP
NP
NP
21
21
R220
R212
100K
100K
NP
21
21
21
R205
R196
R180
100K
100K
100K
R216
21
100K
R213
100K
R206
100K
R197
NP
21
100K
R181
100K
Footprint option for 40 pin Firmware Hub (FWH).
+3VRUN
21
C393
C394
1 2
1 2
1 2
C366
0.1uF 16V
0.1uF 16V
21
21
21
C347
1 2
C374
0.1uF 16V
0.1uF 16V
10uF 10V-10%
NC_FWH_FID0
23
NC_FWH_FID1
23
NC_FWH_FID2
23
NC_FWH_FID3
23
FID pins connect to 32-pin
part (dual footprint)
BID4PWB REV.
BID30BID20BID00BID1
0
x00-00
x01-00
x02-00 0 0 0 1 0
x03-00 0 1
X04-00 001
0
00
0X05-00
FWH_IC
23
FWH_REST
23
CK_33M_FWHPCI
3,23
LPC_LAD0
14,23,30
LPC_LAD1
14,23,30
LPC_LAD2
14,23,30
LPC_LAD3
14,23,30
LPC_LFRAME
14,23,30
SIO_FWH_WP
23,31
1
0000
1
000
110
placed on top of each other, offset by a fraction.
U35
10
VCC1
31
VCC2
39
VCC3
11
VPP
2
IC
12
RST
9
CLK
25
FWH0
26
FWH1
27
FWH2
28
FWH3
38
FWH4
24
ID0
23
ID1
22
ID2
21
ID3
20
TBL
19
WP
29
GND1
30
GND2
40
GNDA
Programmed part number:
SUB_3H862
Programmed PN: 3H862
FWH PN: 5906D
BIOS SW PN: 8H020
4Mb Part
FWH PN: 6C739
FGPI4
FPGI3
FPGI2
FPGI1
FPGI0
RFU1
RFU2
RFU3
RFU4
RFU5
INIT
NC1
NC2
NC3
NC4
NC5
NC6
NC7
NC8
M50FW040
Not Available Yet
NOTE: This is the INTEL 82802AC 8MB TSSOP40 FWH Programmed PN
7
15
16
17
18
32
33
34
35
36
NC_FWH_RES_RFU_4
37
1
3
4
5
6
8
13
14
FWH_BID4
FWH_BID3
FWH_BID2
FWH_BID1
FWH_BID0
FWH_INIT
23
23
23
23
23
23
NC_FWH_RES_RFU_0
NC_FWH_RES_RFU_1
NC_FWH_RES_RFU_2
NC_FWH_RES_RFU_3
RFU pins connect to 32-pin
part (dual footprint)
23
23
23
23
1
2
3
4
TITLE
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
DWG NO.
DATE
401195
11/15/02
SCHEMATIC, M/B LA-1221
COMPUTER
CORPORATION
AUSTIN,TEXAS
DCBA
SHEET
REV.
4A
74 OF 102
4
Page 24
A B C
www.kythuatvitinh.com
CardBus Controller (1/2)
CardBus Controller (2/2)
D
11-20-2002_22:38
PC Card InterfacePCI / PHY Interface
C626
PCI4451-GJG
HETERO 1 OF 2
1
2
0.1uF 16V
1
C192
2
U55
0.1uF 16V
A_CSTSCHG//A_BVD1
A_CCLKRUN//A_WP
1
1
C567
C183
2
0.1uF 16V
A_CAUDIO//A_BVD2
A_CINT*//A_READY
1
C310
2
2
0.1uF 16V
A_CAD27//A_D0
A_CAD29//A_D1
A_RSVD//A_D2
A_CAD0//A_D3
A_CAD1//A_D4
A_CAD3//A_D5
A_CAD5//A_D6
A_CAD7//A_D7
A_CAD28//A_D8
A_CAD30//A_D9
A_CAD31//A_D10
A_CAD2//A_D11
A_CAD4//A_D12
A_CAD6//A_D13
A_RSVD//A_D14
A_CAD8//A_D15
A_CAD26//A_A0
A_CAD25//A_A1
A_CAD24//A_A2
A_CAD23//A_A3
A_CAD22//A_A4
A_CAD21//A_A5
A_CAD20//A_A6
A_CAD18//A_A7
A_CC/BE1*//A_A8
A_CAD14//A_A9
A_CAD9//A_A10
A_CAD12//A_A11
A_CC/BE2*//A_A12
A_CPAR//A_A13
A_CPERR*//A_A14
A_CIRDY*//A_A15
A_CCLK//A_A16
A_CAD16//A_A17
A_RSVD//A_A18
A_CBLOCK*//A_A19
A_CSTOP*//A_A20
A_CDEVSEL*//A_A21
A_CTRDY*//A_A22
A_CFRAME*//A_A23
A_CAD17//A_A24
A_CAD19//A_A25
A_CC/BE0*//A_CE1*
A_CAD10//A_CE2*
A_CGNT*//A_WE*
A_CAD13//A_IORD*
A_CAD15//A_IOWR*
A_CAD11//A_OE*
A_CVS1//A_VS1*
A_CVS2//A_VS2*
A_CC/BE3*//A_REG*
A_CRST*//A_RESET
(STSCHG*/RI*)
A_CCD1*//A_CD1*
A_CCD2*//A_CD2*
A_CSERR*//A_WAIT*
A_CREQ*//A_INPACK*
10uF10V-10%
1
2
C663
0.1uF 16V
(SPKR*)
(IREQ*)
(IOIS16*)
VCCA1
VCCA2
VCCA3
L5
M1
M5
A8
E8
A7
D7
F7
M6
M4
N7
B8
G7
B7
E7
A6
K6
J6
J5
J1
H5
H4
H1
G2
A2
D4
F6
A4
G6
B1
D1
F4
E2
B3
B2
C2
D2
E5
F5
F2
G5
G4
D6
A5
E4
D5
B4
B5
K1
H6
J2
H2
L1
L6
F8
L4
K2
K4
L2
J4
B6
F1
K5
CBS_S1_A6_IMCK
CBS_S1_A7_ISCK
CBS_S1_A8_Y2
CBS_S1_A9_Y0
CBS_S1_A10_HREF
CBS_S1_A11_VS
CBS_S1_A12_UV6
CBS_S1_A13_Y4
CBS_S1_A14_Y6
CBS_S1_A15_UV4
CBS_S1_A17_Y1
CBS_S1_A18_Y3
CBS_S1_A19_Y5
CBS_S1_A20_Y7
CBS_S1_A21_UV0
CBS_S1_A22_UV1
CBS_S1_A23_UV3
CBS_S1_A24_UV5
CBS_S1_A25_UV7
CBS_S1_IORD
CBS_S1_IOWR
CBS_S1_REG
CBS_S1_BVD1
CBS_S1_B2_SPK_IDAT
CBS_S1_RDY
CBS_S1_WAIT
CBS_S1_WP_PCLK
CBS_S1_INPK_ILR
0.1uF 16V
12C198
TITLE
DWG NO.
401195
DATE
11/15/02
CBS_S1_D0
25
CBS_S1_D1
25
CBS_S1_D2
25
CBS_S1_D3
25
CBS_S1_D4
25
CBS_S1_D5
25
CBS_S1_D6
25
CBS_S1_D7
25
CBS_S1_D8
25
CBS_S1_D9
25
CBS_S1_D10
25
CBS_S1_D11
25
CBS_S1_D12
25
CBS_S1_D13
25
CBS_S1_D14
25
CBS_S1_D15
25
CBS_S1_A0
25
CBS_S1_A1
25
CBS_S1_A2
25
CBS_S1_A3
25
CBS_S1_A4
25
CBS_S1_A5
25
25
25
25
25
25
25
25
25
25
25
1 2
25
25
25
25
25
25
25
25
25
CBS_S1_CE1
25
CBS_S1_CE2
25
CBS_S1_WE
25
25
25
CBS_S1_OE
25
CBS_S1_VS1
25
CBS_S1_VS2
25
25
25
25
25
25
25
25
25
25
100-5%
C603
1 2
COMPUTER
CORPORATION
AUSTIN,TEXAS
CBS_S1_RST
S1_VCC
0.1uF 16V
12C628
SCHEMATIC, M/B LA-1221
DCBA
1
R442
CBS_S1_A16_UV2
47-5%
CBS_S1_CD1
CBS_S1_CD2
100-5%
R125
R459
12
12
C169
270pF
270pF
1 2
50V-10%
50V-10%
2
25
25
25
3
4
REV.
SHEET
4A
75 OF 102
+3VSUS
2
0.1uF 16V
PHY_CLT0
PHY_CLT1
PHY_D0
PHY_D1
PHY_D2
PHY_D3
PHY_D4
PHY_D5
PHY_D6
PHY_D7
PHY_LPS
PHY_CLK
2
1
33-5%22pF 50V
2
1
+3VSUS
0.1uF 16V
1
E10
B_CAD27//B_D0
A9
B_CAD29//B_D1
D9
B_RSVD//B_D2
J18
B_CAD0//B_D3
J15
B_CAD1//B_D4
H19
B_CAD3//B_D5
H16
B_CAD5//B_D6
G13
B_CAD7//B_D7
F9
B_CAD28//B_D8
B9
B_CAD30//B_D9
E9
B_CAD31//B_D10
J16
B_CAD2//B_D11
H14
B_CAD4//B_D12
H18
B_CAD6//B_D13
H15
B_RSVD//B_D14
G18
B_CAD8//B_D15
D11
B_CAD26//B_A0
E12
B_CAD25//B_A1
D12
B_CAD24//B_A2
D13
B_CAD23//B_A3
B13
B_CAD22//B_A4
E13
B_CAD21//B_A5
B14
B_CAD20//B_A6
B15
B_CAD18//B_A7
D19
B_CC/BE1*//B_A8
E18
B_CAD14//B_A9
G15
B_CAD9//B_A10
F15
B_CAD12//B_A11
E15
B_CC/BE2*//B_A12
C19
B_CPAR//B_A13
C18
B_CPERR*//B_A14
B16
B_CIRDY*//B_A15
A17
B_CCLK//B_A16
E16
B_CAD16//B_A17
D18
B_RSVD//B_A18
D16
B_CBLOCK*//B_A19
B19
B_CSTOP*//B_A20
A18
B_CDEVSEL*//B_A21
B17
B_CTRDY*//B_A22
D15
B_CFRAME*//B_A23
A15
B_CAD17//B_A24
E14
B_CAD19//B_A25
A10
B_CSTSCHG//B_BVD1
F10
B_CAUDIO//B_BVD2
J19
B_CCD1*//B_CD1*
D10
B_CCD2*//B_CD2*
E11
B_CINT*//B_READY
F11
B_CSERR*//B_WAIT*
B10
B_CCLKRUN*//B_WP
A13
B_CREQ*//B_INPACK*
G16
B_CC/BE0*//B_CE1*
G14
B_CAD10//B_CE2*
B18
B_CGNT*//B_WE*
F16
B_CAD13//B_IORD*
F14
B_CAD15//B_IOWR*
F19
B_CAD11//B_OE*
B11
B_CVS1//B_VS1*
A14
B_CVS2//B_VS2*
A12
B_CC/BE3*//B_REG*
F13
B_CRST*//B_RESET
B12
VCCB1
F18
VCCB2
0.1uF 16V
1
C261
C585
2
2
+3VSUS
1
1
C229
2
C247
2
0.1uF 16V
0.1uF 16V
C265
1
2
Place caps close to VCC
pins on the PCI4451
1
C202
2
0.1uF 16V
(STSCHG*/RI)
(SPKR*)
(IREQ*)
(IOIS16*)
0.1uF 16V
CBS_S2_D0
25
CBS_S2_D1
R478
47-5%
270pF
C658
50V-10%
25
CBS_S2_D2
25
CBS_S2_D3
25
CBS_S2_D4
25
CBS_S2_D5
25
CBS_S2_D6
25
CBS_S2_D7
25
CBS_S2_D8
25
CBS_S2_D9
25
CBS_S2_D10
25
CBS_S2_D11
25
CBS_S2_D12
25
CBS_S2_D13
25
CBS_S2_D14
25
CBS_S2_D15
25
CBS_S2_A0
25
CBS_S2_A1
25
CBS_S2_A2
25
CBS_S2_A3
25
CBS_S2_A4
25
CBS_S2_A5
25
CBS_S2_A6_IMCK
25
CBS_S2_A7_ISCK
25
CBS_S2_A8_Y2
25
CBS_S2_A9_Y0
25
CBS_S2_A10_HREF
25
CBS_S2_A11_VS
25
CBS_S2_A12_UV6
25
CBS_S2_A13_Y4
25
CBS_S2_A14_Y6
25
CBS_S2_A15_UV4
25
CBS_S2_A16_UV2_R
CBS_S2_A17_Y1
25
CBS_S2_A18_Y3
25
CBS_S2_A19_Y5
25
CBS_S2_A20_Y7
25
CBS_S2_A21_UV0
25
CBS_S2_A22_UV1
25
CBS_S2_A23_UV3
25
CBS_S2_A24_UV5
25
CBS_S2_A25_UV7
25
R488
CBS_S2_BVD1
25
100-5%
1 2
CBS_S2_B2_SPK_IDAT
25
CBS_S2_CD1_R
CBS_S2_CD2_R
CBS_S2_RDY
25
CBS_S2_WAIT
25
CBS_S2_WP_PCLK
25
270pF
1 2
CBS_S2_INPK_ILR
50V-10%
25
CBS_S2_CE1
25
CBS_S2_CE2
25
CBS_S2_WE
25
CBS_S2_IORD
25
CBS_S2_IOWR
25
CBS_S2_OE
25
CBS_S2_VS1
25
CBS_S2_VS2
25
CBS_S2_REG
25
CBS_S2_RST
25
S2_VCC
25
2
1
C208
0.1uF 16V
1 2
CBS_S2_A16_UV2
25
CBS_S2_CD1
26
26
26
26
26
26
26
26
26
26
26
26
26
26
25
25
CBS_S2_CD2
21
R123
100-5%
C568
1 2
+3VSUS
R143
CBS_MFUNC1
21
1
10K-5%
10K-5%
R141
10K-5%
R135
CBS_MFUNC5
21
21
CBS_MFUNC2
+3VSUS
NP
1 2
10K-5%
R490
1 2
100-5%
R484
10-5%4.7pF
1 2
C665
1 2
50V-5%
+3VSUS
2
R463
R155
10K-5%
D11
1
2
PCI_AD17
13,21,24,27,28
CK_33M_CBPCI
3
3
TI_SUSPEND
31
RB751V-40
24
24
24
R491
21
1 2
11,13,21,27,28,31
7,11,13,21,23,27,28,30
R470
2.7K-5%
1 2
15,25
25
25
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,24,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
13,21,27,28
2.7K-5%
21,27,30
13
13
30
13,27
24
24
13
13
24
15
13,31
19
NP
R476
verify circuit, R=43K Ohm
PCI_AD0
PCI_AD1
PCI_AD2
PCI_AD3
PCI_AD4
PCI_AD5
PCI_AD6
PCI_AD7
PCI_AD8
PCI_AD9
PCI_AD10
PCI_AD11
PCI_AD12
PCI_AD13
PCI_AD14
PCI_AD15
PCI_AD16
PCI_AD17
PCI_AD18
PCI_AD19
PCI_AD20
PCI_AD21
PCI_AD22
PCI_AD23
PCI_AD24
PCI_AD25
PCI_AD26
PCI_AD27
PCI_AD28
PCI_AD29
PCI_AD30
PCI_AD31
CBS_MFUNC7
PCI_C_BE0
PCI_C_BE1
PCI_C_BE2
PCI_C_BE3
PCI_DEVSEL
PCI_FRAME
PCI_GNT1
PCI_REQ1
PCI_IRDY
PCI_TRDY
PCI_PAR
PCI_SERR
PCI_PERR
PCI_STOP
CLKRUN
PCI_PCIRST
CBS_GRST
PCI_PIRQD
CBS_MFUNC1
CBS_MFUNC2
PCI_GNTB
PCI_REQB
CBS_MFUNC5
CBS_RI
IRQ_SERIRQ
CBS_SPK
D_TI_SUSPEND
NB_PME
TI_CLK_SMB
TI_DAT_SMB
ICH_SUSCLK
PCI_SLDATA
PCI_SLATCH
10K-5%
2 1
V12
T12
R12
N13
T13
R13
P13
W14
R14
P14
W15
V15
T15
W16
V16
W17
R15
R19
R18
P16
P19
P18
N14
N15
M19
M18
M16
M15
L16
L19
L18
L15
N19
T14
T16
R16
M14
K15
U19
T18
K14
L14
T19
U18
V17
W18
V18
V19
K18
K19
P11
W10
P10
P9
R9
T9
W5
R5
P12
T10
R10
R11
V9
W9
T11
V11
W11
12
R473
43K-1%
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD8
AD9
AD10
AD11
AD12
AD13
AD14
AD15
AD16
AD17
AD18
AD19
AD20
AD21
AD22
AD23
AD24
AD25
AD26
AD27
AD28
AD29
AD30
AD31
IDSEL/MFUNC7
C/BE0
C/BE1
C/BE2
C/BE3
PCLK
DEVSEL
FRAME
GNT
REQ
IRDY
TRDY
PAR
SERR
PERR
STOP
CLKRUN
PRST
G_RST
MFUNC0
MFUNC1
MFUNC2
MFUNC3
MFUNC4
MFUNC5
MFUNC6
IRQSER
SPKROUT
SUSPEND
RI_OUT
SCL
SDA
CLOCK
DATA
LATCH
U55
PCI4451-GJG
HETERO 2 OF 2
VCCP1
VCCP2
VCC1
VCC2
VCC3
VCC4
VCC5
VCC6
VCC7
VCC8
VCC9
VCC10
VCC11
ZV_SDATA
ZV_LRCLK
ZV_MCLK
ZV_SCLK
ZV_UV0
ZV_UV1
ZV_UV2
ZV_UV3
ZV_UV4
ZV_UV5
ZV_UV6
ZV_UV7
ZV_Y0
ZV_Y1
ZV_Y2
ZV_Y3
ZV_Y4
ZV_Y5
ZV_Y6
ZV_Y7
ZV_VSYNC
ZV_HREF
ZV_PCLK
PHY_CTL0
PHY_CTL1
PHY_DATA0
PHY_DATA1
PHY_DATA2
PHY_DATA3
PHY_DATA4
PHY_DATA5
PHY_DATA6
PHY_DATA7
PHY_LREQ
LINKON
PHY_CLK
GND1
GND2
GND3
GND4
GND5
GND6
GND7
GND8
GND9
GND10
GND11
GND12
GND13
N18
W13
A11
D14
1
C199
E1
E6
E19
J14
P1
P15
T5
V10
V13
W4
V3
W3
V2
R2
T1
R4
U1
T2
V1
U2
W2
N4
N5
N6
P2
P4
P5
P6
R1
N2
N1
V4
W6
V6
R7
V7
W7
P8
W8
V8
T8
R8
R6
PHY_LREQ
P7
PHY_LINKON
V5
LPS
T6
A3
A16
R140
C1
D8
F12
G1
G19
C211
M2
N16
T4
T7
V14
W12
C3
NC_1
K16
NC_2
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
Page 25
A B C
www.kythuatvitinh.com
D
11-20-2002_22:38
PC Card Connectors
JCBUS
1
1
2
PC Card Slot Voltage Selector
Place the 0.1UF caps as close as possible to the pins on U228
0.1uF 16V
16V-10%
4.7uF
16V-10%
4.7uF
10uF 6.3V 10uF 6.3V
1
C564
2
1
C571
2
50V-10%
1000pF
1
C645
1
C639
C653
21
C623
21
2
0.1uF 16V
12C635
50V-10%
1000pF
2
1
C627
2
0.1uF 16V
16V-10%
1
35,39,41
4.7uF
16V-10%
4.7uF
12C590
C666
2
0.1uF 16V
1
12C597
C642
2
3
+12V
0.1uF 16V
12C660
+5VSUS
+3VSUS
PCI_SLDATA
24
PCI_SLATCH
24
ICH_SUSCLK
15,24
U57
7
12V_7
24
12V_24
1
5V_1
2
5V_2
30
5V_30
15
3V3_15
16
3V3_16
17
3V3_17
3
DATA
5
LATCH
4
CLOCK
18
OC
12
GND
DB TPS2216
AVCC_09
AVCC_10
AVCC_11
BVCC_20
BVCC_21
BVCC_22
RESET
RESET
MODE
NC_13
NC_25
NC_26
NC_27
NC_28
8
AVPP
9
10
11
23
BVPP
20
21
22
6
SUSPWROK_5V
14
19
STBY
29
13
25
26
27
28
L54
BLM31A260S
BLM31A260S
S1_VPP
25
S1_VCC
24
21
S1_VCCF
25
S2_VPP
25
S2_VCC
24
21 L55
S2_VCCF
25
CBS_S1_D3
24
CBS_S1_CD1
24
CBS_S1_D4
24
CBS_S1_D11
24
CBS_S1_D5
24
CBS_S1_D12
24
CBS_S1_D6
24
CBS_S1_D13
24
CBS_S1_D7
24
CBS_S1_D14
24
CBS_S1_CE1
24
CBS_S1_D15
24
CBS_S1_A10_HREF
24
CBS_S1_CE2
24
CBS_S1_OE
24
CBS_S1_VS1
24
CBS_S1_A11_VS
24
CBS_S1_IORD
24
CBS_S1_A9_Y0
24
CBS_S1_IOWR
24
CBS_S1_A8_Y2
24
CBS_S1_A17_Y1
24
CBS_S1_A13_Y4
24
CBS_S1_A18_Y3
24
CBS_S1_A14_Y6
24
CBS_S1_A19_Y5
24
CBS_S1_WE
24
CBS_S1_A20_Y7
24
CBS_S1_RDY
24
CBS_S1_A21_UV0
24
S1_VCCF
25
S1_VCCF
25
S1_VPP
25
S1_VPP
25
CBS_S1_A16_UV2
24
CBS_S1_A22_UV1
24
CBS_S1_A15_UV4
24
CBS_S1_A23_UV3
24
CBS_S1_A12_UV6
24
CBS_S1_A24_UV5
24
CBS_S1_A7_ISCK
24
CBS_S1_A25_UV7
24
CBS_S1_A6_IMCK
24
CBS_S1_VS2
24
CBS_S1_A5
24
CBS_S1_RST
24
CBS_S1_A4
24
CBS_S1_WAIT
24
CBS_S1_A3
24
CBS_S1_INPK_ILR
24
CBS_S1_A2
24
CBS_S1_REG
24
CBS_S1_A1
24
CBS_S1_B2_SPK_IDAT
24
CBS_S1_A0
24
CBS_S1_BVD1
24
CBS_S1_D0
24
CBS_S1_D8
24
CBS_S1_D1
24
CBS_S1_D9
24
CBS_S1_D2
24
CBS_S1_D10
24
CBS_S1_WP_PCLK
24
CBS_S1_CD2
24
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
A32
A33
A34
A35
A36
A37
A38
A39
A40
A41
A42
A43
A44
A45
A46
A47
A48
A49
A50
A51
A52
A53
A54
A55
A56
A57
A58
A59
A60
A61
A62
A63
A64
A65
A66
A67
A68
A69
A70
A71
A72
A73
A74
A75
A76
A77
BOT TOP
BAY BAY
PCMCIA
SMT
78
B1
79
B2
80
B3
81
B4
82
B5
83
B6
84
B7
85
B8
86
B9
87
B10
88
B11
89
B12
90
B13
91
B14
92
B15
93
B16
94
B17
95
B18
96
B19
97
B20
98
B21
99
B22
100
B23
101
B24
102
B25
103
B26
104
B27
105
B28
106
B29
107
B30
108
B31
109
B32
110
B33
111
B34
112
B35
113
B36
114
B37
115
B38
116
B39
117
B40
118
B41
119
B42
120
B43
121
B44
122
B45
123
B46
124
B47
125
B48
126
B49
127
B50
128
B51
129
B52
130
B53
131
B54
132
B55
133
B56
134
B57
135
B58
136
B59
137
B60
138
B61
139
B62
140
B63
141
B64
142
B65
143
B66
144
B67
145
B68
146
B69
147
B70
148
B71
149
B72
150
B73
151
B74
152
B75
153
B76
154
B77
CBS_S2_D3
CBS_S2_CD1
CBS_S2_D4
CBS_S2_D11
CBS_S2_D5
CBS_S2_D12
CBS_S2_D6
CBS_S2_D13
CBS_S2_D7
CBS_S2_D14
CBS_S2_CE1
CBS_S2_D15
CBS_S2_A10_HREF
CBS_S2_CE2
CBS_S2_OE
CBS_S2_VS1
CBS_S2_A11_VS
CBS_S2_IORD
CBS_S2_A9_Y0
CBS_S2_IOWR
CBS_S2_A8_Y2
CBS_S2_A17_Y1
CBS_S2_A13_Y4
CBS_S2_A18_Y3
CBS_S2_A14_Y6
CBS_S2_A19_Y5
CBS_S2_WE
CBS_S2_A20_Y7
CBS_S2_RDY
CBS_S2_A21_UV0
S2_VCCF
S2_VCCF
S2_VPP
S2_VPP
CBS_S2_A16_UV2
CBS_S2_A22_UV1
CBS_S2_A15_UV4
CBS_S2_A23_UV3
CBS_S2_A12_UV6
CBS_S2_A24_UV5
CBS_S2_A7_ISCK
CBS_S2_A25_UV7
CBS_S2_A6_IMCK
CBS_S2_VS2
CBS_S2_A5
CBS_S2_RST
CBS_S2_A4
CBS_S2_WAIT
CBS_S2_A3
CBS_S2_INPK_ILR
CBS_S2_A2
CBS_S2_REG
CBS_S2_A1
CBS_S2_B2_SPK_IDAT
CBS_S2_A0
CBS_S2_BVD1
CBS_S2_D0
CBS_S2_D8
CBS_S2_D1
CBS_S2_D9
CBS_S2_D2
CBS_S2_D10
CBS_S2_WP_PCLK
CBS_S2_CD2
TITLE
DWG NO.
DATE
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
25
25
25
25
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
SCHEMATIC, M/B LA-1221
401195
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
REV.
4A
76 OF 102
1
2
3
4
DCBA
Page 26
A B C
www.kythuatvitinh.com
D
11-20-2002_22:38
1
R466
1 2
2
24
26
1K-5%
PHY_LINKON
+3VPHYD
PHY_LPS
24
R469
1K-5%
2
R480
4.7K
24
1
24
24
24
24
24
24
24
24
24
24
24
12
1
2
0.1uF 16V
10K-5%
1K-5%
1
R468
C681
2
2
1
PHY_CLK
PHY_LREQ
PHY_CLT0
PHY_CLT1
PHY_D0
PHY_D1
PHY_D2
PHY_D3
PHY_D4
PHY_D5
PHY_D6
PHY_D7
R482
1K-5%
R485
1 2
22-5%
2
2
1K-5%
R464
R465
1
1
3
IEEE 1394 Phy
26
+3VPHYD
2
R467
4.7K
1
24
CPS
15
LPS
23
ISO
3 62
CNA DVDD4
2
SYSCLK
1
LREQ
4
CTL0
5
CTL1
6
D0
7
D1
8
D2
9
D3
10
D4
11
D5
12
D6
13
D7
20
PC0
21
PC1
22
PC2
19
C/LKON
53
RESET
14
PD
27
TESTM
28
SE
29
SM
17
DGND1
18
DGND2
63
DGND3
64
DGND4
32
AGND1
33
AGND2
39
AGND3
48
AGND4
49
AGND5
50
AGND6
57
PLLGND1
58
PLLGND2
TSB41AB1
+3VRUN
1 2
BLM21A601S
0.1uF 16V
C303
0.1uF 16V
C687
21 L37
C262
1 2
0.1uF 16V
+3VRUN
21 L39
BLM21A601S
2
2
2
C302
0.1uF 16V
1
21
22pF 50V
1
X4
1 2
24.576MHz
C248
0.1uF 16V
2
C634
1
0.1uF 16V
1
10uF 10V-10%
21
C686
22pF 50V
IEEE 1394 Connector
L58
B5W SERIES
TPA0+
TPA0ÂTPB0+
TPB0-
IEEE 1394
5 4
5 4
6
6
7
7
8
8
3
3
2
2
1
1
SMT RA STRDLMNT
INVERSE SKT
4
3
2
1
J1394
+3VPHYD XREF=26
10uF10V-10%
0.1uF 16V
C260
21
21
C641
1
2
1uF
1
2
10V-10%
C664
0.1uF 16V
10uF10V-10%
1
C670
C249
2
2
2
C301
0.1uF 16V
1
1
1
1
1
C677
C300
C259
0.1uF 16V
0.1uF 16V
2
2
+3VPHYA
0.1uF 16V
C277
2
56.2-1%
56.2-1%
270pF
R481
50V-10%
R194
1M-1%
R207
1 2
6.34K-.5%
21
C283
56.2-1%
21
R474
56.2-1%
2
R179
5.1K
1
12
C676
21
R483
21
R477
2
1
U58
25
DVDD1
26
DVDD2
61
DVDD3
30
AVDD1
31
AVDD2
42
AVDD3
51
AVDD4
52
AVDD5
56
PLLVDD
16
NC1
59
XI
60
XO
54
FILTER0
55
FILTER1
41
R1
40
R0
38
TPBIAS
47
NC2
37
TPA+
36
TPA-
35
TPB+
34
TPB-
46
NC3
45
NC4
44
NC5
43
NC6
1
2
3
4
TITLE
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
DWG NO.
DATE
401195
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SCHEMATIC, M/B LA-1221
DCBA
SHEET
REV.
4A
77 OF 102
4
Page 27
A B C
www.kythuatvitinh.com
Layout Note: C699
1
2
1
C433
C430
0.1uF 16V
2
3
Place a "+" character silkscreen on the board
near the non-ground side of this capacitor.
C699 can be populated with either a ceramic (PN 2832P)
or tantalum (PN 1033E) type capacitor
2
2
2
1
1
1
C419
C423
0.1uF 16V
0.1uF 16V
CK_33M_MINIPCI
3
C802
0.1uF 16V
2
16V 10%
10-5%
4.7pF
C418
1
50V-5%
0.1uF 16V
+5VRUN
2
1
C422
0.1uF 16V
2
10uF
1
2
R328
1
C435
1 2
2
1
C432
0.1uF 16V
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,27,28
13,21,24,28
13,21,24,28
13,21,24,28
11,13,21,24,28,31
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
11,13,28
C440
22
13
R280
2
1
0.1uF 16V
WLAN_LED_ACT
PCI_PIRQB
PCI_REQ3
PCI_AD31
PCI_AD29
PCI_AD27
PCI_AD25
PCI_C_BE3
PCI_AD23
PCI_AD21
PCI_AD19
PCI_AD17
PCI_C_BE2
PCI_IRDY
CLKRUN
PCI_SERR
PCI_PERR
PCI_C_BE1
PCI_AD14
PCI_AD12
PCI_AD10
PCI_AD8
PCI_AD7
PCI_AD5
PCI_AD3
PCI_AD1
AC_CODEC_ID1
10K-5%
1 2
+5VRUN
C410
2
1
0.1uF 16V
Mini PCI Connector
+3VRUN
JPCI
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
55
57
59
61
63
65
67
69
71
73
75
77
79
81
83
85
87
89
91
93
95
97
99
101
103
105
107
109
111
113
115
117
119
121
123
FAX MODEM SKT
+5VRUN
+3VRUN
2441
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
46
48
50
52
54
56
58
60
62
64
66
68
70
72
74
76
78
80
82
84
86
88
90
92
94
96
98
100
102
104
106
108
110
112
114
116
118
120
122
124
2
1
C438
0.1uF 16V
WLAN_LED_LNK
MOTHERBOARD SUPPORT ONLY 33MHZ PCI; PP221 PCI SPEC2.1
C407
1 2
0.1uF 16V
PCI_PIRQD
PCI_PCIRST
PCI_GNT3
NB_PME
PCI_AD30
PCI_AD28
PCI_AD26
PCI_AD24
MINIDSEL
PCI_AD22
PCI_AD20
PCI_PAR
PCI_AD18
PCI_AD16
PCI_FRAME
PCI_TRDY
PCI_STOP
PCI_DEVSEL
PCI_AD15
PCI_AD13
PCI_AD11
PCI_AD9
PCI_C_BE0
PCI_AD6
PCI_AD4
PCI_AD2
PCI_AD0
AC_CODEC_ID0
VAUX
22
13,24
7,11,13,21,23,24,28,30
13
21,24,30
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
13,21,24,28
27
R281
1 2
R319
1 2
100-5%
10K-5%
VAUX
27
C436
1 2
0.1uF 16V
PCI_AD19
13,21,24,27,28
+3VSUS
21
R282
1K-5%
R287
10K-5%
1 2
MPCIACT
Note: Pins 3 through 16 of JPCI are not being used per the mini-pci spec.
THIS BOARD DOESNOT SUPPORT WAKE UP FROM MINIPCI CARD WHILE IN SHUTDOWN
3.3aux is connected to 3.3SUS
Power requirement total 2W
+5VRUN =100mA
3.3VAUX=375mAMPMAX
+3VSUS
100K
R235
21
1 2
1K-5%
R504
Q54
DTC144EKA
WOL_EN
30
15
3
1
47K
47K
2
VAUX Source
Circuit Configured as Always On with SUS
6
5
2
Q57
341
Si3443DV
0.1uF 16V
VAUX_EN
1 2
C353
BLM31A260S
21
L42
21
16V-10%
4
TITLE
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
DWG NO.
DATE
D
VAUX
27
1 2
4.7uF
C362
SCHEMATIC, M/B LA-1221
401195
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
11-20-2002_22:38
REV.
4A
78 OF 102
1
2
3
4
DCBA
Page 28
A B C
www.kythuatvitinh.com
D
11-20-2002_22:38
+5VRUN
0.1uF 16V
12C470
0.1uF 16V
1
C504
2
Dock PCI Bus Buffers
QBUFEN
28,30
DOCK_MIC_Q
19
DOCK_LINE_Q
19
DOCK_CDROM_Q
19
DOCK_AC_BITCLK
22
DOCK_PME
30
DOCK_SCLK_Q
19
DOCK_LRCLK_Q
19
DOCK_SPKR_Q
19
PCI_REQ0
13
PCI_GNT0
13
PCI_PLOCK
13
CLKRUN
11,13,21,24,27,31
7,11,13,21,23,24,27,30
PCI_PCIRST
CK_33M_DOCKPCI
3
+3VRUN
R405
1
Dock FD Buffer
U10
FDDBF_EN
U17
2019
VCC
OE
18
2
B0
A0
17
3
B1
A1
16
4
B2
A2
15
5
B3
A3
14
6
B4
A4
13
7
B5
A5
12
8
B6
A6
11
9
B7
A7
QS3245
21
21
R421
10K-5%
10K-5%
U18
2019
VCC
OE
18
2
B0
A0
17
3
B1
A1
16
4
B2
A2
15
5
B3
A3
14
6
B4
A4
13
7
B5
A5
12
8
B6
A6
11
9
B7
A7
QS3245
1 2
DOCK_MIC
DOCK_LINE
DOCK_CDROM
DOCK_MCLK
DOCK_SPME
DOCK_SCLK
DOCK_LRCLK
DOCK_SPKR
1
R406
100K
2
DOCK_REQ0
DOCK_GNT0
DOCK_REQA
DOCK_GNTA
DOCK_LOCK
DOCK_CLKRUN
DOCK_PCIRST
R404
DOCK_CLK_SPCI
0-5%
NP
1
33-5%
R385
2
NP
22pF 50V
1
C489
2
0.1uF 16V
12C505
29
29
29
29
29
29
29
29
0.1uF 16V
C490
1
29
29
2
29
29
29
29
29
29
30,38
H1SEL
17,31
MTR1
17,31
DIR
17,31
STEP
17,31
WRDATA
17,31
WGATE
17,31
DRV1
31,35
WRPRT
17,31
RDATA
17,31
INDEX
17,31
DISKCHG
17,31
TRK0
17,31
1_6M_EN
17,31
Dock Buffer Enable
QBUFEN
28,30
DOCK_QPCIEN
29
VCC1
OE1
29 30
OE2 VCC2
2
B0
A0
3
B1
A1
4
B2
A2
5
B3
A3
6
B4
A4
7
B5
A5
8
B6
A6
9
B7
A7
12
A8
B8
13
A9
B9
14
A10
B10
15
A11
B11
16
A12
B12
17
A13
B13
18
A14
B14
19
A15
B15
QS32X245
+5VRUN
52U46
4
1
7SH32
4039
38
37
36
35
34
33
32
31
28
27
26
25
24
23
22
21
QUIETE
DOCK_H1SEL
DOCK_MTR1
DOCK_DIR
DOCK_STEP
DOCK_WRDATA
DOCK_WGATE
DOCK_DRV1
DOCK_WRPRT
DOCK_RDATA
DOCK_INDEX
DOCK_DSKCHG_DRQ
DOCK_TRK0
DOCK_1_6M_EN
28
+5VRUN
0.1uF 16V
C475
29
1
29
2
29
29
29
29
29
29
29
29
29
29
29
2
3
RB751V-40
RB751V-40
1
1K-5%
2
D23
12
+5V_QDOCK1
D22
12
R382
+5V_QDOCK
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
13,21,24,27
30
U8
QUIETE
28
PCI_AD31
PCI_AD30
PCI_AD29
PCI_AD28
PCI_AD27
PCI_AD26
PCI_AD25
PCI_AD24
PCI_AD23
PCI_AD22
PCI_AD21
PCI_AD20
PCI_AD19
PCI_AD18
PCI_AD17
PCI_AD16
PCI_AD15
PCI_AD14
PCI_AD13
PCI_AD12
PCI_AD11
PCI_AD10
PCI_AD9
PCI_AD8
PCI_AD7
PCI_AD6
PCI_AD5
PCI_AD4
PCI_AD3
PCI_AD2
PCI_AD1
PCI_AD0
VCC1
OE1
29 30
OE2 VCC2
2
B0
A0
3
B1
A1
4
B2
A2
5
B3
A3
6
B4
A4
7
B5
A5
8
B6
A6
9
B7
A7
12
A8
B8
13
A9
B9
14
A10
B10
15
A11
B11
16
A12
B12
17
A13
B13
18
A14
B14
19
A15
B15
QS32X245
U19
VCC1
OE1
29 30
OE2 VCC2
2
B0
A0
3
B1
A1
4
B2
A2
5
B3
A3
6
B4
A4
7
B5
A5
8
B6
A6
9
B7
A7
12
A8
B8
13
A9
B9
14
A10
B10
15
A11
B11
16
A12
B12
17
A13
B13
18
A14
B14
19
A15
B15
4039
38
DOCK_AD31
DOCK_AD30
DOCK_AD29
DOCK_AD28
DOCK_AD27
DOCK_AD26
DOCK_AD25
DOCK_AD24
DOCK_AD23
DOCK_AD22
DOCK_AD21
DOCK_AD20
DOCK_AD19
DOCK_AD18
DOCK_AD17
DOCK_AD16
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
37
36
35
34
33
32
31
28
27
26
25
24
23
22
21
4039
38
DOCK_AD15
DOCK_AD14
DOCK_AD13
DOCK_AD12
DOCK_AD11
DOCK_AD10
DOCK_AD9
DOCK_AD8
DOCK_AD7
DOCK_AD6
DOCK_AD5
DOCK_AD4
DOCK_AD3
DOCK_AD2
DOCK_AD1
DOCK_AD0
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
37
36
35
34
33
32
31
28
27
26
25
24
23
22
21
1
2
3
QS32X245
U9
4039
VCC1
OE1
29 30
OE2 VCC2
38
PCI_C_BE0
13,21,24,27
PCI_C_BE1
13,21,24,27
PCI_C_BE2
13,21,24,27
PCI_C_BE3
13,21,24,27
PCI_DEVSEL
13,21,24,27
PCI_STOP
13,21,24,27
PCI_PIRQC
13,21
PCI_PIRQB
11,13,27
PCI_FRAME
13,21,24,27
PCI_SERR
13,21,24,27
PCI_IRDY
13,21,24,27
PCI_PERR
13,21,24,27
PCI_TRDY
13,21,24,27
PCI_PAR
13,21,24,27
D_SD_MODE
30
DOCK_OC
4
14
2
B0
A0
3
B1
A1
4
B2
A2
5
B3
A3
6
B4
A4
7
B5
A5
8
B6
A6
9
B7
A7
12
A8
B8
13
A9
B9
14
A10
B10
15
A11
B11
16
A12
B12
17
A13
B13
18
A14
B14
19
A15
B15
QS32X245
DOCK_C_BE0
37
DOCK_C_BE1
36
DOCK_C_BE2
35
DOCK_C_BE3
34
DOCK_DEVSEL
33
DOCK_STOP
32
DOCK_PIRQC
31
DOCK_PIRQB
28
DOCK_FRAME
27
DOCK_SERR
26
DOCK_IRDY
25
DOCK_PERR
24
DOCK_TRDY
23
22
21
DOCK_PAR
DOCK_SD_MODE
DOCK_DOCK_OC
0.1uF 16V
12C469
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
TITLE
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
REV.
4A
79 OF 102
4
DCBA
Page 29
Dock Connector
www.kythuatvitinh.com
1
2
FOR 102,149,151,152,199,200 PINS, X = 1.3
FOR 101,150 PINS, X = 2.9
OTHER PINS, X = 2.1
3
4
A B C
HSYNC
11,12
VSYNC
11,12
DOCKED
25V-10%
4.7uF
29,31
+12V
0.1uF 16V
C463
21
+5VSUS
1 2
20K-5%
C62
14
14
R33
14
21
14
28
35
28
28
28
30,34
30,34
30,34
30,34
30,34
30,34
30,34
30,34
31
31
31
30,35
30,35
30,35
30,35
34
34
34
34
34
34
34
34
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
USB_USBP5+
USB_USBP5-
USB_USBP3+
USB_USBP3ÂDOCK_DOCK_OC
RUN_ON
DOCK_SCLK
DOCK_LRCLK
DOCK_MCLK
AFD
ERROR
ACK
INIT
SLCT_IN
BUSY
PE
SLCT
DOCK_SMB_DAT
DOCK_SMB_CLK
DOCK_SMB_INT
DAT_SM1
CLK_SM1
DAT_KBD
CLK_KBD
RI0
CTS0
RTS0
DSR0
DTR0
TXD0
RXD0
DCD0
DOCK_CLK_SPCI
DOCK_AD0
DOCK_AD1
DOCK_AD2
DOCK_AD3
DOCK_AD4
DOCK_AD5
DOCK_AD6
DOCK_AD7
DOCK_AD8
DOCK_C_BE0
DOCK_AD9
DOCK_AD10
DOCK_AD11
DOCK_AD12
DOCK_AD13
DOCK_AD14
DOCK_AD15
DOCK_AD16
DOCK_C_BE1
DOCK_C_BE2
DOCK_AD17
DOCK_AD18
DOCK_AD19
DOCK_AD20
DOCK_AD21
DOCK_AD22
DOCK_AD23
DOCK_AD24
DOCK_C_BE3
DOCK_AD25
DOCK_AD26
DOCK_AD27
DOCK_AD28
DOCK_AD29
DOCK_AD30
DOCK_AD31
JDOCK
51
B1A3A1
52
53
55
56
57
58
59
60
61
62
63
64
65
67
68
69
70 20
71
72
73
74
75 25
76
77
78
80 30
81
82
83
84
85
86
87
88
89 39
91
92
93
94
95
96
97
98
151
152
153
156
157
158 108
160
161
162
163
164
165
166
167
168
169
170 120
171
172
173
174
175
176
177
178
179
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
B2
B3
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B17
B18
B19
B20 A20
B21
B22
B23
B24
B25 A25
B26
B27
B28
B30 A30
B31
B32
B33
B34
B35
B36
B37
B38
B39 A39
B41
B42
B43
B44
B45
B46
B47
B48
D1
D2
D3
D6
D7C1C7
D8 C8
D10
D11
D12
D13
D14
D15
D16
D17
D18
D19
D20 C20
D21
D22
D23
D24
D25
D26
D27
D28
D29
D31
D32
D33
D34
D35
D36
D37
D38
D39
D40
D41
D42
D43
D44
D45
D46
D47
D48
D49
D50
KX20-200RG-F2LT-5
A2
A4B4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16B16
A17
A18
A19
A21
A22
A23
A24
A26
A27
A28
A29B29
A31
A32
A33
A34
A35
A36
A37
A38
A40B40
A41
A42
A43
A44
A45
A46
A47
A48
A49B49
A50B50
C2
C3
C4D4
C5D5
C6
C9D9
C10
C11
C12
C13
C14
C15
C16
C17
C18
C19
C21
C22
C23
C24
C25
C26
C27
C28
C29
C30D30
C31
C32
C33
C34
C35
C36
C37
C38
C39
C40
C41
C42
C43
C44
C45
C46
C47
C48
C49
C50
1
2
3
454
5
6
7
8
9
10
11
12
13
14
15
1666
17
18
19
21
22
23
24
26
27
28
2979
31
32
33
34
35
36
37
38
4090
41
42
43
44
45
46
47
48
4999
50100
101
102
103
104154
105155
106
107
109159
110
111
112
113
114
115
116
117
118
119
121
122
123
124
125
126
127
128
129
130180
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
STRB-_5V
DOCK_SPKR
DOCK_MIC
DOCK_LINE
DOCK_CDROM
M_SEN
POWER_SW
DOCK_QPCIEN
DOCK_1_6M_EN
DFDD_LPT
D_ACTLED
D_PWRLED
+5VSUS_DOCK
DOCK_PWR_SRC
DOCK_DC_IN
LOW_PWR
VGA_GRN
VGA_RED
VGA_BLU
DOCK_SD_MODE
D_IRTX
D_IRRX
DOCK_PIRQB
DOCK_PIRQC
DAT_DDC2
CLK_DDC2
DOCK_PAR
DOCK_SPME
DOCK_SERR
DOCK_PERR
DOCK_LOCK
DOCK_STOP
DOCK_DEVSEL
DOCK_TRDY
DOCK_IRDY
DOCK_FRAME
DOCK_CLKRUN
DOCK_GNTA
DOCK_REQA
DOCK_GNT0
DOCK_REQ0
DOCK_PCIRST
DOCK_H1SEL
DOCK_WRPRT
DOCK_DSKCHG_DRQ
DOCK_DIR
DOCK_TRK0
DOCK_STEP
DOCK_DRV1
DOCK_MTR1
DOCK_WRDATA
DOCK_WGATE
DOCK_RDATA
DOCK_INDEX
34,38
PD0
30,34
PD1
30,34
PD2
30,34
PD3
30,34
PD4
30,34
PD5
30,34
PD6
30,34
PD7
30,34
28
28
28
28
11,12
35,41
28
28
34
35
35
29
29
36
36
11,12
11,12
11,12
28
30
30
28
28
11,12
11,12
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
29,31
10K-5%
19961
R53
21
DOCKED
TRACE 100 MILS OR GREATER
Disconnect REQA* and GRNTA* for PCPIC issue
+5VALW
10uF 6.3V_X7R
0.1uF 16V
C45
21
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
Layout Note: C62
1 2
C65
Place a "+" character silkscreen on the board
near the non-ground side of this capacitor.
C62 can be populated with either a ceramic (PN 2832P)
or tantalum (PN 1033E) type capacitor
+5VSUS_DOCK Source
+5VSUS
DOCKED_R
0.1uF 16V
1
C76
2
DOCK_PWR_SRC Source
PWR_SRC
21
C462
.47uF
50V-20%
DOCKED
29,31
5 U1
3
VCC
GND
21
R56
42
7SH04FU
36K-5%
G_DOC_PWRSRC
Q7
2N7002
3
2
1
SI4435DY
1
G
D
11-20-2002_22:38
+5VSUS
Q8
4
Si3443DV
R34
DOCK_ENDOCKED
21
10V-10%
1uF
1
2
29
3
C72
+5VSUS_DOCK
1 2 5 6
100K
1
2
8
7
6
5
DOCK_PWR_SRC
4
Q9
1
100K
R52
2
D
3
S
2
USE MULTIPLE
VIAS FOR
TRANSITIONS
29
3
+5VSUS PWR_SRC
NP
25V-20%
C464
+
22uF
2 1
C99
10uF 10V-10%
21
Need a higher voltage Cap.
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
REV.
4A
80 OF 102
4
DCBA
Page 30
A B C
www.kythuatvitinh.com
D
11-20-2002_22:38
1
2
NP
3
4
Kahuna Re-flash Setup
SIO_FWP
30
Kahuna Debug Port
Layout Note: JDEBUG
Place near SODIMM sockets.
JDEBUG
1
2
3
1.5mm
SMT
28
SMBUS Debug Port
+3VALW
NP
R231
+3VALW
+3VSUS
10K-5%
DOCK_PME
NP
0.1uF 16V
TP_SMBCLK
TP_SMBDAT
Layout Note: SMBUS Debug Port
Place accessible via Mini-PCI Door
R236
1
2
1
R208
1
2
1
2
TP_GND
2
21
10K-5%
100K
R424
C823
100K
21,24,27
TESTPAD
TESTPAD
TESTPAD
Removed pullup and decreased pulldown
to 10K due to weak internal pullup
on Kahuna.
SIO_KAH_PGM
21
R221
10K-5%
+3VSUS
1
10K-5%
2
NB_PME
SPLIT_PME
30
1
1
1
30
R605
+3VSUS
5
U75
2
U76
SPLIT_0R_DOCK_PME
4
1
7SH08FU
4
2
1
+3VSUS
5
7SH32
Battery SMBUS Pull-ups
+5VALW
R190
R191
8.2K-5%
8.2K-5%
1 2
1 2
PBAT_SMBCLK
PBAT_SMBDAT
34,38
+3VSUS
10K-5%
1
2
11,30,36,37
11,30,36,37
R234
R487
FDD_PP
41
+5VALW
1 2
12
R617
DEBUG_ENABLE
DEBUG_OUT
PWRSW_SIO
SYS_PME
DOCK_PME
R189
8.2K-5%
1 2
NP1
100K
8.2K-5%
SBAT_SMBDAT
SBAT_SMBCLK
+3VRUN
Question for SMsC
KSO_17
35
30,37
30,37
R223
1 2
4.7K
D14
RB751V-40
+3VALW
12
R344
7,11,13,21,23,24,27,28
12
5.1K
8,19,34,35,38-41
38,39,41
11,36,38
XREF=30
28,38
14,23
14,23
14,23
14,23
14,23
15,39
8,15
11,15
Super I/O Controller (Kahuna 1/2)
30
28
13
36
21
21
36
14
30
30
24
18
36
27
21
17
17
15
15
15
13
20
19
6
32
15
13
15
15
14
17
17
17
38
38
SPLIT_PME
QBUFEN
SIO_A20GATE
CHG_PBATT
SOS5
SOS1
AC_90W_70W
FDDBF_EN
LPC_LAD0
LPC_LAD1
LPC_LAD2
LPC_LAD3
LPC_LDRQ0
SIO_LPCPD
LPC_LFRAME
PCI_PCIRST
SIO_KAH_PGM
SIO_FWP
CBS_GRST
USBPWR1_EN
AC_LOW_PRES
WOL_EN
KSO_17D
LAN_EN
BAY_MODPRES
BAY_CD_FDD
SIO_EXT_SMI
SIO_EXT_SCI
SIO_EXT_RTE
SIO_RCIN
NB_MUTE
BEEP
SIO_SLP_S3
ATF_INT
SIO_SLP_S5
ICH_SUS_STAT
LID_CL
SIO_PWRBTN
RUN_ON
ICH_PME
SIO_THRM
SUS_ON
SYS_SUSPEND
SIO_LID_EC
ICH_DOCK_PME
IDE_RST_PRI_3V
IDE_RST_SEC_3V
IDE_CSEL_PRI
SIO_IR_SELECT
EC_VID1XREF=6
NC_SIO_GPIO75
MODC_EN
HDDC_EN
A4
OUT9
B4
OUT8
B2
GPIO19
R8
OUT4
T8
OUT3
P8
OUT2
R7
OUT1
T7
OUT0
P13
LAD0
U12
LAD1
T13
LAD2
R13
LAD3
U13
LDRQ
R12
LPCPD
U14
LFRAME
T14
LRESET
A15
PGM
B10
FDC_PP*
B9
FWP
A10
NC
T3
SGPIO30
P4
SGPIO31
U2
SGPIO32
U3
SGPIO33
T4
SGPIO34
R4
SGPIO35
P5
SGPIO36
U4
SGPIO37
C3
SGPIO40
R5
SGPIO41
P6
SGPIO42
U5
SGPIO43
T6
SGPIO44
R6
SGPIO45
P7
SGPIO46
U6
SGPIO47
P9
LGPIO50
U8
LGPIO51
T9
LGPIO52
R9
LGPIO53
P10
LGPIO54
U9
LGPIO55
T10
LGPIO56
P11
LGPIO57
U10
LGPIO60
T11
LGPIO61
R11
LGPIO62
P12
LGPIO63
T12
LGPIO64
C14
LGPIO65
D13
LGPIO66
A14
LGPIO67
B13
LGPIO70
D12
LGPIO71
A13
LGPIO72
B12
LGPIO73
C12
LGPIO74
D11
LGPIO75
A12
LGPIO76
B11
LGPIO77
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
U31
KAHUNA
HETERO 1 OF 2
SUB_7H050
Programmed PN: 7H050
SIO SW PN: 4H908
SIO IC PN: 711WE
KSO13/GPIO18
KSO12
KSO11
KSO10
EMCLK
EMDAT
IMCLK
IMDAT
KCLK
KDAT
GPIO21
GPIO20
GPIO15
GPIO14
GPIO13
GPIO12
GPIO11
GPIO10
GPIO9
GPIO8
BUSY
ERROR
SLCTIN
XTAL1
XTAL2
H2
H3
J4
H1
J2
KSO9
J3
KSO8
K4
KSO7
K2
KSO6
K3
KSO5
L4
KSO4
K1
KSO3
L2
KSO2
L3
KSO1
M4
KSO0
L1
KSI7
M2
KSI6
M3
KSI5
N4
KSI4
M1
KSI3
N2
KSI2
N3
KSI1
N1
KSI0
A7
EA
T2
U1
P3
R1
R2
R3
P2
P1
J16
RXD
J15
TXD
H16
RTS
H15
CTS
G14
DTR
J17
DSR
H17
DCD
G16
RI
G15
F14
E14
E15
E16
F17
F16
G17
M14
PD7
N17
PD6
M16
PD5
M15
PD4
M17
PD3
L16
PD2
L15
PD1
K14
PD0
P17
PE
N16
N14
SLCT
N15
ACK
J14
ALF
K17
STB
K16
INIT
K15
L17
B15
D14
KSO13
KSO12
KSO11
KSO10
KAH_EA
CLK_SM1
DAT_SM1
CLK_SM2
DAT_SM2
CLK_KBD
DAT_KBD
SIO_G_D3_COLD
CHG_SBATT
FAN1_TACH
PBAT_SMBCLK
PBAT_SMBDAT
SBAT_SMBCLK
SBAT_SMBDAT
D_IRMODE
NUM_LED
CAP_LED
ERROR
SLCT_IN
CLK_32KX1
CLK_32KX2
KSO9
KSO8
KSO7
KSO6
KSO5
KSO4
KSO3
KSO2
KSO1
KSO0
RXD0
TXD0
RTS0
CTS0
DTR0
DSR0
DCD0
BUSY
SLCT
ACK
STRB
50V-5%
32
32
32
32
32
32
32
32
32
32
32
32
32
32
KSI7
32
KSI6
32
KSI5
KSI4
KSI3
KSI2
KSI1
KSI0
RI0
PD7
PD6
PD5
PD4
PD3
PD2
PD1
PD0
PE
AFD
INIT
10pF
32,35
32,35
32,35
32,35
32,35
32,35
29,35
29,35
32
32
29,35
29,35
11
36
34
34
34
34
34
34
34
15,34
33
11,30,36,37
11,30,36,37
30,37
30,37
30
35
35
29,34
29,34
29,34
29,34
29,34
29,34
29,34
29,34
29,34
29,34
29,34
29,34
29,34
34
29,34
29,34
29,34
1 2
X2
1 4
32.768 MHz
C289
50V-5%
10pF
+3VALW
2
R241
10K-5%
1
NP
2
Resistor IN -> External Flash
Resistor OUT-> Internal Flash
R237
1K-5%
1
1 2
C284
SIO_IR_SELECT
0=DOCK IR
1=NB IR
30
28
35
29
35
29
35
1
2
3
4
SIO_IR_SELECT
D_SD_MODE
NB_IRMODE
D_IRRX
NB_IRRX
D_IRTX
NB_IRTX
RN1
10K
8
7
6
5
+3VRUN
NP
R604
31
+3VRUN
2
10K-5%
1
IRTX Level Shifter
IRTX
+5VRUN
2
2
R66
R68
100K
100K
1
1
TITLE
DWG NO.
401195
DATE
11/15/02
+5VRUN
5
U11
2
4
IRTX_5V
1
3
7SH32
30
IrDA Mux
U7
15
1
2
3
5
6
11
10
14
13
SCHEMATIC, M/B LA-1221
16
E
VCC
S
0A
1A
0B
1B
0C
1C
0D
1D
QS3257
4
YA
7
YB
9
YC
12
YD
COMPUTER
CORPORATION
AUSTIN,TEXAS
D_IRMODE
IRRX
IRTX_5V
SHEET
+5V_QDOCK
C96
30
31
30
REV.
4A
81 OF 102
1
2
28
12
0.1uF 16V
3
4
DCBA
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D
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1
CK_33M_SIOPCI
3
CK_14M_SIO
3
2
3
C317
C288
R218
R192
1
+3VSUS
R217
2
1
21
10pF
50V-5%
10-5% 10-5%
10pF
50V-5%
29
6,32
6,32
29
31
DOCK_SMB_INT
2
21
10K-5%
1 2
DAT_SMB
CLK_SMB
DOCK_SMB_DAT
UNBD_SMB_CLK
+5VALW
+5VALW
R224
8.2K-5%
1 2
2
R187
4.7K
1
Kahuna Reset
+3VALW
0.1uF 16V
1
C298
2
R225
1 2
3
VCC
RESET
GND
1
8.2K-5%
2
R264
1
10K-5%
U28
MAX6326UR29
2
2
R195
1
10K-5%
VCC1_PWROK
+3VALW
R188
2
4.7K
1
11,13,21,24,27,28
13,24
35,40
36,41
41
30
30
33
33
35
35
35
35
29
11
36
37
37
23
11
24
32
32
23
32
35
IRQ_SERIRQ
CLKRUN
LIVE_ON_BATT
XOSEL
IRRX
IRTX
FAN2_PWM
FAN1_PWM
VCC1_PWROK
RESET_OUT
BAT1_LED
BAT2_LED
PWR_LED
RUNPWROK
DOCKED
SIO_IN1
FPVCC
ACAV
AC_LOW_PRES2
SBAT_PRES
PBAT_PRES
SIO_FWH_WP
SIO_GPIO1
GC_SUSPEND
TI_SUSPEND
KSO14
KSO15
GPO_RST
KSO16
SRL_LED
Super I/O Controller (Kahuna 2/2)
SUB_9C314
U31
KAHUNA
HETERO 2 OF 2
R16
R14
U16
U15
C4
T17
U17
R15
C6
D5
C11
A11
A1
A17
G1
H4
A5
C5
R17
T15
A6
P16
B5
C10
P15
E17
D17
D16
D15
C17
B17
C16
C15
D8
A9
B8
C8
D7
A8
B7
C7
B3
EC_SCI
PCI_CLK
SER_IRQ
CLKRUN
OUT7
32KHZ_OUT
24MHZ_OUT
CLOCKI
AB1A_DATA
AB1A_CLK
AB1B_DATA
AB1B_CLK
MODE
XOSEL
IRRX
IRTX
OUT10
OUT11
VCC1_PWGD
RESET_OUT
BAT_LED
PWR_LED
FDD_LED
DMS_LED
PWRGD
IN0
IN1
IN2
IN3
IN4
IN5
IN6
IN7
GPIO0
GPIO1
GPIO2
GPIO3
GPIO4
GPIO5
GPIO6
GPIO7
GPIO17
Programmed part 9C314
VCC0
VCC1_1
VCC1_2
VCC1_3
VCC1_4
VCC1_5
VCC1_6
VCC1_7
VCC2_1
VCC2_2
VCC2_3
VCC2_4
DRVDEN1
DRVDEN0
GPIO16
MTR0
HDSEL
INDEX
RDATA
WDATA
WGATE
WPROT
DSKCHG
AGND
GND1
GND2
GND3
GND4
GND5
GND6
GND7
GND8
GND9
16,36,39,41
+3.3VRTC
2
1
C322
+5VFDDPP
R265
FAN2_TACH
2
1
1_6M_EN
WRDATA
DISKCHG
47K-5%
MTR1
DRV1
DRV0
MTR0
H1SEL
INDEX
RDATA
WGATE
WRPRT
TRK0
.1uF 25V
DIR
STEP
17,28
33
17,28
28,35
17,28
17,35
17
17,28
17,28
17,28
17,28
17,28
17,28
17,28
17,28
17,28
1
BLM21A601S
L40
2
+3VALW
1
1
C370
2
2
C382
1
0.1uF 16V
0.1uF 16V
1
0.1uF 16V
0.1uF 16V
1
C313
C369
0.1uF 16V
2
+3VRUN
2
C397
C287
1
0.1uF 16V
C398
2
2
C747
1
2
2
1
C372
0.1uF 16V
0.1uF 16V
1
1
2
C285
0.1uF 16V
2
0.1uF 16V
1
C286
0.1uF 16V
2
B16
J1
T5
R10
F15
B14
D10
A2
D4
T16
L14
D9
C1
B1
A3
C2
OUT6
B6
OUT5
G3
FPD
D1
DIR
E4
DS0
D2
E2
STEP
F3
TRK0
E1
F2
F1
E3
F4
G4
G2
A16
D3
T1
U7
U11
P14
H14
C13
D6
C9
1
2
3
+5VALW
C840
2 1
33-5%
1uF 6.3V
R648
21
DOCK_SMB_CLK
29
COMPUTER
CORPORATION
TITLE
DWG NO.
DATE
401195
11/15/02
AUSTIN,TEXAS
SCHEMATIC, M/B LA-1221
+5VALW
5
U38
31
UNBD_SMB_CLK
2
1
7SH08FU
4
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
DCBA
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REV.
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82 OF 102
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Palm Rest Connector
Rbat / Speakers / Touch Pad /
1
EEPROM (Service/Asset Tag, etc.)
U39
VCCA0
2 7
A1 WC
3 6
A2 SCL
4
SDA
GND
24C02
SUB_6782U
81
CLK_SMB
5
DAT_SMB
+3VALW+3VALW
0.1uF 16V
1 2
C415
6,31
6,31
DAT_SM2
30
CLK_SM2
30
+5VRUN
50V-5%
21 L68
50V-5%
BLM31A260S
1
R327
4.7K
2
BLM21A601S
BLM21A601S
C793
1
10pF
2
0.1uF 16V
L64
21
L43
21
1
50V-5%
10pF
2
1
R549
4.7K
2
C746
1
10pF
2
12C761
C767
50V-5%
MOUSEVDD
MOUSEDAT
MOUSECLK
C782
1
10pF
2
2
Pointing Stick Controller / Lid Close Detection
JPALM
1
2
3
4
INT_SPK_L2
20
INT_SPK_L1
20
INT_SPK_R2
20
INT_SPK_R1
20
TP_Y
32
TP_Z
32
TP_V+
32
TP_X
32
TP_GND
32
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
RCPT
1MM
SUB=SUB_6J312
Sub= Swapped Connector between Palm rest and Connector originally on MB
RBAT
1
+3VALW
21
R548
36
100K
LID_CL
30
2
NP
100pF 50V
C428
Internal Keyboard Connector
NP
NP
100pF 50V
100pF 50V
1 2
C750
C741
21
NP
NP
100pF 50V
100pF 50V
1 2
C749
C737
21
NP
NP
NP
NP
100pF 50V
100pF 50V
100pF 50V
100pF 50V
1 2
C730
C726
21
NP
NP
100pF 50V
100pF 50V
1 2
C731
21
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
1 2
C719
NP
100pF 50V
C721
21
NP
100pF 50V
C714
21
C724
21
NP
100pF 50V
1 2
C723
C725
1 2
NP
100pF 50V
C704
NP
100pF 50V
1 2
C707
NP
100pF 50V
C706
21
Layout Note: EMI Caps
Place near JKYBRD
21
C699
NP
100pF 50V
1 2
C705
FK1S030W54
JAE
25
24
23
31
GNDGND
22
21
20
19
18
17
16
30
15
29
14
28
13
27
12
26
11
10
9
8
7
6
5
4
3
2
32
1
JKYBRD
SUB=SUB_6J311
sub=new keyboard connector. Specific to Comaneci.
Caps Recommended by EMI Team
TP_GND
TP_V+
32
TP_Y
32
TP_Z
32
32
TP_X
32
COMPUTER
CORPORATION
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
AUSTIN,TEXAS
+5VALW
31
3
RS3_A
NP
1 2
0-5%
RS3_B
1 2
KSO16
0-5%
DEFAULT SETTING IS POPULATE RS3_B PADS
KSO4
30
KSO5
30
KSO16/5VALW
KSO0
30
KSO3
30
KSO2
30
KSI3
30,35
KSO1
30
KSI5
30,35
KSI6
30
KSI0
30,35
KSO8
30
KSO12
30
KSI7
30
KSO10
30
KSO14
31
KSI4
30,35
KSI2
30,35
KSI1
30,35
KSO6
30
KSO7
30
KSO9
30
KSO13
30
KSO15
31
KSO11
30
NP
NP
NP
100pF 50V
100pF 50V
100pF 50V
NP
100pF 50V
1 2
C762
NP
100pF 50V
C757
C434
21
21
21
C756
NP
100pF 50V
1 2
C763
NP
100pF 50V
1 2
C431
21
4
DCBA
SHEET
REV.
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4
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74VHC74
12
11
SPARE
1K-5%
14
V
5
Q
6
Q
CLR
1
U82
1 5
SET
2
GND
3
OUT HYST
MAX6509
+RTC_PWR
U73
10
PRE
D
CLK
1
NC_U73_P6
VCC
CLR
13
4
14
V
Q
Q
DTC144EKA
47K
+3VSUS
NC_U73_PIN9
9
8
NC_U73_PIN8
SIO_THERM_PWRDWN
Q82
3
47K
2
41
R638
1 2
NP
R637
1 2
SUS_ON_R
Q75
2N7002
10K-5%
~HYST Hysteresis
10K-5%
1
G
0 2 Deg C
VCC 10 Deg C
1
14
2
3
D
2
S
3
+3VSUS
8
U80
LM393A
3
+
V+
1
V-
2
OUT
0.1uF 16V
2
C839
+5VSUS
8 U61
6 2
7W14F
+RTC_PWR
D47
2 1
1
THERM_CPU
Â4
2N7002
Q73
D
312
R647
RB751V-40
+RTC_PWR
G
S
21
R597
21
20K-5%
R595
1 2
R625
0-5%
U73
4
1 2
74VHC74
PRE
2
D
3
100K
CLK
CPU Temp. Switch Circuit
SUB1=SUB_8K582
Place this part in the CPU cavity.
The discrete go outside the cavity.
33
21
R632
18.2K-1%
Rset Resistor Value Calculation
Rset = [(1.3258*10^5)/(T+1.3)] - 310.1693 - [(5.7797*10^6)/(T+1.3)^2]
Rset = [(8.3793*10^4)/T] - 211.3569 + [(1.2989*10^5)/T^2]
T=Temp in Degrees Kelvin
1
R425
FAN1_PWM
31
21
100K
10V-10%
C520
1uF
21
2
Fan 2 Control and Tachometer
3
R418
1 2
FAN2_PWM
31
100K
10V-10%
1 2
C130
1uF
Fan Control Circuit
Fan 1 Control and Tachometer
+12V
C499
1 2
0.1uF 16V
U49
8
LM358M
5
+
7
V
G
6
-
4
C122
NP
1 2
2200pf
50V-10%
100K
12
150K-5%
150K-5%
2 1
R414
12
R409
R415
+12V
U49
8
LM358M
3
+
V
G
2
-
4
C498
0.1uF 16V
1
100K
2 1
R403
D25
21
NP
C120
1 2
2200pf
50V-10%
D24
Si3456DV
12
2 1
+5VSUS
1 2 5
Q14
3
100uF_POLY
10V-20%
Si3456DV
RB751V-40 RB751V-40
+
4
21
+5VSUS
Q15
C549
3
10V-20%
6
521
4
100uF_POLY
+
21
1K-5%
+3VRUN
1
10K-5%
R373
2
FAN1_TACH
Q47
3
2222A
R389
1
2
+3VRUN
1
10K-5%
2
Q19
3
2222A
R97
1
21
1K-5%
2
1
2
3
1.25mm
WTB-RTM
1
2
3
1.25mm
WTB-RTM
R110
FAN2_TACH
JFAN2
JFAN1
30
+3VSUS
+VCC_CORE
R642
NP
THERM_CPU
1 2
0-5%
+3VSUS
2
1
7SH08FU
Q74
2N7002
5
U81
4
4
R596
1 2
H_THERMTRIP
1K-5%
R599
8.2K-5%
1 2
THERMTRIP_3P3
Q76
3
3904
1
33
2
C834
1 2
0.1uF 16V
CPU Thermistor Circuit
31
+3VSUS
NP
R643
1 2
NP
NP
21
C838
1000pF
R636
16V-10%
1 2
2.21K-1%
T
NP
10K-1%
R635
1 2
16.2K-1%
NP
21
C835
NP
R639
NP
R640
1uF 6.3V
+3VSUS
21
100K-1%
NP
8
5
+
V+
V-
6
-
21
100K-1%
4
U80
LM393A
NP
R634
1 2
48.7K-1%
7
OUT
+3VSUS
R633
NP
C836
SPARE
Thermtrip Power Down Circuit
+3VSUS
THERM_FF_GATE
35
21
R598
8.2K-5%
D
3
1
G
2
S
POWER_SW_DB
41
21
48.7K-1%
20%
1 2
.047uF 25V
+5VRUN
2
R388
1
10K-5%
1 2
16V-10%
1
C492
.47uF
2
+5VRUN
2
R93
10K-5%
1
6
16V-10%
1
C124
.47uF
2
C552
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
Place this part in the CPU cavity.
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
DCBA
SHEET
REV.
4A
84 OF 102
4
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D
11-20-2002_22:38
+5VRUN
RB751V-40
2
D19
1
1
STRB
30
PD0
29,30
PD1
29,30
PD2
29,30
PD3
29,30
PD4
29,30
PD5
29,30
PD6
29,30
PD7
29,30
ACK
29,30
BUSY
29,30
PE
29,30
SLCT
29,30
AFD
29,30
ERROR
29,30
INIT
29,30
SLCT_IN
29,30
1K-5%
1
1
4.7K
R354
R37
1
1
2
2
4.7K
4.7K
R352
2
1
1
1K-5%
R41
2
4.7K
R39
2
1
4.7K
4.7K
R31
R29
1
2
1
2
R28
4.7K
4.7K
R30
2
2
1
1
4.7K
4.7K
R44
R42
2
1
2
1
4.7K
4.7K
R32
R43
2
2
1
1
4.7K
4.7K
R351
1
1
2
4.7K
R353
R38
2
2
2
Parallel Port Filtering/Termination
R40
2
R17
33-5%
L10
BLM11A601S
L12
BLM11A601S
L13
BLM11A601S
L14
BLM11A601S
L15
BLM11A601S
L16
BLM11A601S
L17
BLM11A601S
L18
BLM11A601S
R21
33-5%
R25
33-5%
L19
BLM11A601S
L20
BLM11A601S
R18
33-5%
L11
BLM11A601S
R19
33-5%
R20
33-5%
Parallel Port Connector
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
50V-10%
270pF
50V-10%
1
C19
50V-10%
2
50V-10%
270pF
1
C21
2
50V-10%
1
270pF
2
1
270pF
C32
2
270pF
C7
50V-10%
270pF
50V-10%
1
270pF
C23
2
50V-10%
270pF
1
C25
2
50V-10%
1
270pF
C9
2
50V-10%
1
C8
2
50V-10%
1
C27
2
50V-10%
270pF
1
C28
2
50V-10%
1
270pF
2
50V-10%
1
270pF
C20
2
50V-10%
1
2
C29
50V-10%
270pF
50V-10%
C24
1
270pF
C31
2
1
2
270pF
80 MIL TRACE
C30
1
C26
2
STRB-_5V
PD0_INDEX
PD1_TRK0O
PD2_WP
PD3_RDATA
PD4_DSKCHG
ACK-_DRV
BUSY_MTR
PE_WDATA
SLCT_WGATE
ERROR-_HDSEL
INIT-_DIR
SLCT_IN-_STEP
29,34,38
34
34
34
34
34
PD5F
34
PD6F
34
PD7F
34
34
34
34
34
AFDF
34
34
34
34
1
270pF
2
C22
270pF
29,34,38
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
STRB-_5V
AFDF
PD0_INDEX
ERROR-_HDSEL
PD1_TRK0O
INIT-_DIR
PD2_WP
SLCT_IN-_STEP
PD3_RDATA
PD4_DSKCHG
PD5F
PD6F
PD7F
ACK-_DRV
BUSY_MTR
PE_WDATA
SLCT_WGATE
50mil trace
JLPT
1
1
14
14
2
2
15
15
3
3
16
16
4
4
17
17
5
5
18
18
6
6
19
19
7
7
20
20
8
8
21
21
9
9
22
22
10
10
THROUGH HOLE
23
23
11
11
24
24
12
12
25
25
13
13
26
NC1
27
NC2
28
G1
29
G2
30
G3
31
G4
DSUB
1
2
Parallel Port Floppy DetectionREMOVE THIS
+5VRUN
POP1
1
100K
R45
U2
Serial Port Transceiver
+5VSUS
29,34
16V-10%
0.1uF 16V
1
C93
.47uF
C90
C71
21
21
2
29,34
29,34
R13
RTS0
21
33-5%
R12
21
33-5%
R11
DTR0
21
33-5%
DCD0
29,34
DSR0
29,34
RXD0
29,34
RTS0F
TXD0FTXD0
CTS0
29,34
DTR0F
RI0
29,34
21
U6
42
8,19,30,35,38-41
RI0
C86
1 2
0.1uF 16V
30
30
30
30
30
30
30
+5VSUS
15,30
TXD0
RTS0
DTR0
DCD0
RXD0
CTS0
DSR0
RUN_ON
28
24
14
13
12
19
18
17
16
15
20
23
22
1
2
C1+
C1-
C2+
C2-
T1IN
T2IN
T3IN
R1OUT
R2OUT
R3OUT
R4OUT
R5OUT
R2OUTB
FORCEON
FORCEOFF
U5
MAX3243
INVALID
T1OUT
T2OUT
T3OUT
26
VCC
27
V+
3
V-
9
TXD0
10
RTS0
11
DTR0
4
R1IN
R2IN
R3IN
R4IN
R5IN
GND
DCD0
RI0
5
6
RXD0
7
CTS0
8
DSR0
21
25
16V-10%
29,34
.47uF
29,34
29,34
29,34
29,34
29,34
29,34
29,34
3
16V-10%
+5VSUS
7SH04FU
C61
.47uF
5
50V-10%
270pF
1
2
Serial Port Connector
50V-10%
1
270pF
C456
C36
2
50V-10%
50V-10%
1
270pF
270pF
C1
2
DFDD_LPT
29
JSIO
1
1
6
6
2
2
7
7
3
3
8
8
4
4
9
9
5
50V-10%
1
C2
2
50V-10%
C3
50V-10%
270pF
1
270pF
C5
50V-10%
1
2
1
2
270pF
C4
C6
2
SUB=POP1
1
270pF
2
5
10
NC1
THROUGH HOLE
11
NC2
12
G1
13
G2
14
G3
15
G4
DSUB
POP1
0.1uF 16V
POP1
1 2
C87
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
2
POP1
2
1
100K
R55
R48
10K-5%
1
2
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
LM358M
8
3
+
V
1
FDD_PP
G
2
-
4
POP1
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
30,38
REV.
4A
85 OF 102
3
4
DCBA
Page 35
1
www.kythuatvitinh.com
2
1P5VREG_PWRGD
39
3
4
A B C
DO NOT RUN THE VCC PLANE
UNDER THE TRANSCEIVER
(PER IBM'S RECOMMENDATION)
R552
1 2
30
NB_IRTX
30
21
C773
4.7uF
16V-10%
THESE THREE CAPS NEED TO BE AS CLOSE AS POSSIBLE TO PINS
6 AND 8 AS POSSIBLE. DO NOT CONNECT THE GND SIDE OF THEM
TO THE GND PLANE BUT DIRECTLY TO PIN 8 (WHICH IS CONNECTED
TO THE GND PLANE)
R644
NP
1 2
0-5%
20%
29,30
29,30
29,30
29,30
0-5%
21
4.7uF
C774
16V-10%
+5VRUN
100K
R502
21
8 U61
1 7
.22uF 10V
7W14F 7W14F
1 2
C688
8,19,30,34,35,38-41
8,19,30,34,35,38-41
DAT_KBD
CLK_KBD
CLK_SM1
DAT_SM1
0603
0.1uF 16V
NB_SD_MODE_RNB_IRMODE
C775
1
2
+5VSUS
THERM_FF_GATE
RUN_ON
2
R8
1
On-board IR Transceiver
+3VRUN
6 1
5
2
3
0603
.01uF 50V
C768
1
2
8 U61
3 5
33
RUN_ON
+3VSUS
542U70
7SH04FU
+5VRUN
2
R7
4.7K
4.7K
1
+5VRUN
2
2
R9
R10
4.7K
4.7K
1
1
U65
VCC IRED_ANODE
SD_MODE
IRED_CATH
TXD
RUN_ON
RIGHT ANGLE MOUNT
12
13
TFDU6101E
+3VSUS
1411U62
74VHC08
MODE
Power Sequencing Logic
29
L3
21
BLM11A601S
L2
21
BLM11A601S
L5
21
BLM11A601S
L4
21
BLM11A601S
RXD
GND
4
7
8
50V-10%
270pF
+3VRUN
NP
R550
JLED
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40 39
SMT .8mm
VERT RCPT K14
D
1
3
5
7
BLM21A601S
9
POWER_SW
11
13
15
17
19
21
23
25
27
29
31
33
+5VRUN
35
37
LED Board Connector
+3VALW
35
29
+5VALW
BAT1_LED
31
BAT2_LED
31
ACTLED
35
PWR_LED
35
CAP_LED
30
NUM_LED
30
SRL_LED
31
21
2
R547
21
0-5%
1
R540
1.8OHM-5% 1.8OHM-5%
NB_IRRX
30
DRV0
17,31
DRV1
28,31
CHANGE TO VHCT
AFTER EVT1
IDEACT
17
SIDEACT
17
R612
1K-5%
1 2
4
5
74HCT08
+5VRUN
R61
1K-5%
1 2
12
13
74HCT08
Activity LED Driver for Internal Drives
+5VRUN
C97
1 2
14
U12
6
14
U12
11
DRV01
1
2
14
74HCT08
.01uF 50V
U12
3
ACTLED
1
10K
DTA114YKA
47K
Q12
+5VRUN
2
3
R74
21
470
ACTLED
D_ACTLED
+5VRUN
KSO_17
+5VSUS+3VRUN
KSI0
KSI1
KSI2
KSI3
KSI4
KSI5
21 L28
11-20-2002_22:38
22pF 50V
29,41
30
30,32
30,32
30,32
30,32
30,32
30,32
INT_MIC
21
20
C457
1
Power LED Driver
+3VSUS
148U62
RUNOK
SUSPWROK_5V
25,39,41
50V-10%
1
2
1
270pF
C15
2
+3VSUS
143U62
1
2
74VHC08
+5VRUN
21
FS3
1.1A
PS2_VCC
C16
C44
4.7uF
1 2
16V-10%
9
RUNPWROK
10
74VHC08
C43
4.7uF
1 2
16V-10%
50V-10%
50V-10%
1
270pF
C17
2
31,40
SUSPWROK
8,15
External Keyboard Connector
JPS2
MATING FACE
4
6
2
1
5
3
1
270pF
C18
2
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
4
2
1
3
MINI-DIN SHORT BODY
6 POS. RT. RCPT.
6
5
3,15,40
Q17
2N7002
VCORE_PWRGD
PWR_LED
31
+3VSUS
0.1uF 16V
1 2
4
5
146U62
74VHC08
TITLE
DWG NO.
DATE
C692
1
10K-5%
2
401195
11/15/02
GDRUNPWROK
R523
+3VSUS
R105
10K-5%
1 2
3
D
1
G
2
S
+3VSUS
RESET_OUT
U78
31
187
7W14F
C145
1 2
0.1uF 16V
VCORE_PWRGD_DLYD
+5VSUS
2
47K
10K
1
3
DTA114YKA
Q6
R355
470
6,41
COMPUTER
CORPORATION
AUSTIN,TEXAS
SCHEMATIC, M/B LA-1221
SHEET
21
PWR_LED
D_PWRLED
REV.
4A
86 OF 102
DCBA
2
35
29
3
4
Page 36
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D
11-20-2002_22:38
Rbat Charger
+DC_IN+12V
RB751V-40
1
50V-10%
1000pF
1
C444
2
FS2
RBAT
32
0_75A
SBATT_VCC
21
2
3
AC Adaptor Connector
29
JDCIN
5
9
6
G
10
N
7
D
11
8
12
RP34-8R-3PDLJ
PWR JACK
4
DCIN+
3
DCIN-
1
2
LOW_PWR
TIED HIGH IN 45W ADAPTER
2
1
1
4.7K
R331
2
DOCK_DC_IN
29,36
D38
R340
1 2
6.2K-5%
PWR_SRC
50V-10%
2200pf
L45
31
RB751V-40
1 2
C831
2
1
50V-10%
2 4
SBP-5001T
2200pf
D16
21
D15
D10MQ040
USE MULTIPLE
VIAS FOR
TRANSITIONS
.01uF 50V
C832
C70
+RTCSRC Source
12
1 2
C828
21
R58
.47uF
50V-20%
.01uF 50V
21
21
36K-5%
C829
+RTCSRC
11,30,38
3
2
1
SI4435DY
Q10
100K
SYS_SUSPEND
4
1
1
100K
R590
2
+DC_IN Source
8
7
6
5
R367
2
Rbat to PWR_SRC Enable
D45
2
1
D10MQ040
Q66
2 3
1
IRLML5103
FET on when in suspend, current flow is from Rbat to
PWR_SRC to sustain system during battery swap mode
Q67
3
DTC144EKA
1
47K
47K
2
+DC_IN
.01uF 50V
50V-20%
1
.1uF
C63
2
TIE POINT
PWR_SRC
+DC_IN
R347
1 2
+DC_IN
R349
1 2
LOW_PWR
29,36
50V-20%
1
1
.1uF
C84
2
2
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
R667
10K-5%
R348
10K-5% 10K-5%
1 2
50V-20%
1
.1uF
C449
C74
2
R346
10K-5%
1 2
21
C822
R345
10K-5% 10K-5%
1 2
50V-20%
1
.1uF
C450
2
C821
1 2
35V-10%
1 2
1000pF
NP
15uF T495
+
1000pF
50V-10%
1
2
50V-10%
C809
+DC_IN
8
3
+
2
-
+DC_IN
8
5
+
6
-
+3VALW
Low-Power Adapter Detection
R268
NP
LOW_PWR
29,36
21
33K
LOW_PWR_R
NP
33K
16,31,39,41
+3.3VRTC
NP
3
D
Q35
2N7002
1
G
2
S
1 2
R267
AC_LOW_PRES
NP
R266
33K
21
1
30,36
2
AC_LOW_PRES# AC_LOW_PRES2#
R587
1 2
U69
LM393A
V+
V-
4
U69
LM393A
V+
V-
4
AC_LOW_PRES
1
OUT
+3VALW
R571
10K-5% 10K-5%
1 2
7
AC_LOW_PRES2
OUT
30,36
31
LOW_PWR
FLOAT
20V
+DC_IN
C73
00V
0
1
0
1
1
Charger Board Connector
PWR_SRCPWR_SRC
JCHG
21
3 4
5
6
7
8
9
10
11
12
13
+DC_IN
PBATT+
37
+5VALW
R592
21
10K-5%
20mil (min)
ACAV
31,41
PBAT_SMBDAT
11,30,37
CHG_SBATT
30
2 1
1000pF
50V-10%
TITLE
DWG NO.
401195
DATE
11/15/02
14
15
16
17
18
19
20
22
21
2423
PWRL2=20 MIL
26
25
28
27
30
29
32
31
34
33
36
35
38
37
40
39
42
41
44
43
46
45
48
47
49
51
53
55
57
59
2x30
RCPT
50
52
54
56
58
60
COMPUTER
CORPORATION
AUSTIN,TEXAS
20mil (min)
+RTC_PWR
SCHEMATIC, M/B LA-1221
SHEET
+DC_IN
SBATT+
CHG_PBATT
PBAT_SMBCLK
AC_90W_70W
THERM
REV.
401195
87 OF 102
37
30
11,30,37
30
37
3
4
DCBA
Page 37
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D
11-20-2002_22:38
1
2
3
Li-Ion Battery Pinout
BAT VOLTAGE
SMBCLK
SMBDAT
GROUND
SYSPRESS*
NC
GROUND
Secondary Battery Connector
JSBAT
50V-10%
1 2
2200pf
C819
EMI ADD
BATTERY
CONN
2MM R/A
LO PROF
Primary Battery Connector
JPBAT
50V-10%
1 2
C820
2200pf
EMI ADD
BATTERY
CONN
2MM R/A
LO PROF
+5VALW
NP
1
D39
3
R580
1 2
1
2
3
4
5
6
7
100-5%
ESD Diodes
NP
2
1
D40
DDA204U
R581
1 2
100-5%
NP
DDA204U
R582
2
1
D41
DDA204U
3
SBATT+
SBAT_SMBCLK
SBAT_SMBDAT
36
30
30
+5VALW
10K-5%
R343
21
SBAT_PRES
31
2
3
1 2
100-5%
1
2
+5VALW
NP
5
U45
2
4
1
7SH08FU
NP
DDA204U
R585
1 2
100-5%
1
D43
ESD Diodes
NP
2
DDA204U
3
R586
1 2
100-5%
2
1
D42
DDA204U
3
PBATT+
PBAT_SMBCLK
PBAT_SMBDAT
36
11,30,36
11,30,36
+5VALW
10K-5%
R588
21
+5VALW
NP
2
1
D44
3
R584
1 2
100-5%
1
2
3
4
5
6
7
PBAT_PRES
THERM
36
3
31
4
TITLE
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
DCBA
SHEET
REV.
4A
88 OF 102
4
Page 38
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D
11-20-2002_22:38
1
2
8,19,30,34,35,39-41
RUN_ON
2N7002
Q51
1
G
Run Planes Enable
PWR_SRC
1 2
330K
R493
D
3
S
2
25V-20%
0.22uF
VP0610T
21
+12V
1
100K
1
DTC144EKA
47K
DTC144EKA
47K
Q30
47K
MOD_EN
47K
R246
2
3
2
+12V
1
100K
2
Q18
3
2
+5VMOD Source
SYS_SUSPEND
MODC_EN
30
+5HDD Source
SYS_SUSPEND
11,30,36,38
HDDC_EN
30
NP
10K-5%
+3VSUS
NP
5
U32
2
4
1
7SH32
R242
1 2
0-5%
1
R227
2
+3VSUS
NP
5
U20
2
4
1
7SH32
R96
1 2
NP
0-5%
1
10K-5%
R230
2
1
HDD_EN
16V-10%
4.7uF
16V-10%
16V-10%
21
4.7uF
1
2
1
4.7uF
2
+3VRUN Source
+3VRUN
10K-5%
R503 21
C354
21
+5VRUN Source
+5VRUN
10K-5%
C679
R499
+1.8VRUN Source
+1.8VRUN
10K-5%
C818
R341
21
11,30,36,38
Can remove R194 and connect directly.
R178, R194 and U34 can be removed if needed.
U34 not needed per KW GPIO list
Can remove R63 and connect directly.
R180, R63 and U23 can be removed if needed.
U23 not needed per KW GPIO list
+3VSUS
Q56
+5VSUS
+1.8VSUS
6
4
125
3
Si3456DV
Q53
6
4
125
3
Si3456DVSi3456DV
Q38
6
4
125
3
1 2
30K-5%
R495
23Q50
1
RUN_ENABLE
1 2
330K
C680
R500
+5VSUS
6
1 2 5
Q32
Si3456DV
3
+5VMOD
.01uF 50V
1
R104
.01uF 50V
4
C383
2
38
+5VSUS
1 2 5
Q16
Si3456DV
3
4
1
C141
2
6
16V-10%
4.7uF
16V-10%
4.7uF
1
2
+5HDD
1
100K
C379
2
1
1
100K
C128
2
2
1
R262
2
R92
3
REMOVE THIS
STRB_5V Source
+12V
+5VFDDPP Source
+3VRUN
5
MOD_EN
38
FDDBF_EN
28,30
4
2
1
7SH08FU
U33
4
1
DTC144EKA
47K
1
100K
R247
2
Q33
3
.01uF 50V
47K
2
12C373
2N7002
+5VRUN
+5VFDDPP
D
3
Q34
1
G
S
2
0.1uF 16V
C386
1
2
Parallel Port FD support
FDD_PP
30,34
POP1
Q5
DTC144EKA
1
47K
47K
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
+5VSUS
POP1
Q11
7 8
Si4953DY
2
1
R51
POP1
21
100K
3
POP1
4
3
Si4953DY
5 6
Q11
STRB-_5V
POP1
0.1uF 16V
2
12C91
29,34
30,39,41
SUS_ON
100 MIL TRACE
1
DTC144EKA
47K
+RTC_PWR
100K
Q68
47K
R591
21
3
2
Voltage Rail Drains
+1.8VSUS
20-1%
D
Q65
2N7002
1
G
S
+1.5VRUN
1 2
3
2
20-1%
R578
Q28
2N7002
1
G
+VCC_CORE
1 2
R183
3
D
2
S
1 2
20-1%
D
3
Q29
2N7002
1
G
S
2
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
20-1%
R184
D
Q27
2N7002
1
G
S
COMPUTER
CORPORATION
AUSTIN,TEXAS
DCBA
V_1P25V_DDR_VTT
1 2
R182
3
2
SHEET
8,10,11,39
REV.
4A
89 OF 102
3
4
Page 39
1
www.kythuatvitinh.com
8,19,30,34,35,38,40,41
RUN_ON
35
1P5VREG_PWRGD
A B C
+5VSUS
C361
21
4.7uF
16V-10%
R222
1 2
10-5%
50V-10%
1 2
C339
1 2
2200pf
4.7uF
C352
2 1
MBR0530T
D12
50V-20%
PWR_SRC
Vout=1.0V(1+Rx/Ry)
15UF_25V_D2
25V-20%
85 6 7
4
IRF7811
Q52
1 2
.1uF
C337
1 2 3
5 6 7 8
NP
Q55
SI4810DY
D27
4
1 2 3
12
0.1uF
MBRS340T3
50V-10%
1 2
C345
C336
2200pf
21
THA02P51X
PWR CHOKE
15UF_25V_D2
NP
15uF 25V
1 2
20%
C349
C853
C854
21
21
L59
21
MINIMUM LENGTH
21
R215
30.1K-1%
1 2
NP
2.5V-20%
2.5V-20%
220uF
220uF
C396
21
R219
59K-1%
1 2
NP
R646
1 2
0-5%
10K-5%
+3VRUN
R645
R229
21
1 2
PWR_SRC
10K-5%
R233
10K-5%
21
20%
.22uF 10V
U30
17
V+
3
SHDN
2
NC1
9
NC2
11
NC3
18
SKIP
16
TON
7
REF
6
ILIM
10
1 2
C365
MAX1714EEP
15
VCC
14
VDD
1
DH
19
BST
20
LX
13
DL
12
PGND
5
OUT
4
FB
8
AGNDPGOOD
16V-10%
1.5V RUN Source
+1.5VRUN
D10MQ040
NP
2.5V-20%
220uF
C381
C363
21
21
D
11-20-2002_22:38
RTC_PWR Source
10uF 6.3V 10uF 6.3V
+RTC_PWR
1
C442
21
16,31,36,41
+3.3VRTC
C443
21
+RTCSRC
R330
1 2
0-5%
U42
1
IN
OUT
5/3*
5
GND
SHDN
MAX1615
PWRL2=20MIL
3
4
2
3.3VRTC Source
1 2
D26
LDO_EN
39
NP
R337
1 2
0-5%
U43
1
IN
5
SHDN
MAX1615
3
OUT
4
5/3*
2
GND
2
+3VALW +3VSUS+5VSUS+5VALW
25,35,41
30,38,41
SUSPWROK_5V
SUS_ON
+RTC_PWR
54U67
2
1
7SH00
Q37
2
FDN338P
3
1
Q36
2
FDN338P
3
1
LDO_EN
39
+5VSUS
NP
1 2
+3VSUS
1 2
0-5%
R567
0-5%
Allows SUS planes to power ALW planes when possible
C437
1 2
VCC_1P8_REG
12
0.1uF 16V
240K-5%
C798
+5VSUS
1 2
21
R562
C79
1 2
0.1uF 16V
0.1uF 16V
+3VSUS
2
1
+2.5VSUS
R50
100-5%
1 2
C80
21
+2.5VSUS
R609
1
D
Q79
2N7002
54U77
1
G
7SH00
S
3
12
+
C82
C466
4
V_2P5V_PWRGD
8
180uF
C476
1 2
4V-20%
0.1uF 16V
21
C94
10uF
2200pf
1 2
16V 10%
50V-10%
R623
NP
1 2
0-5%
SIO_SLP_S3
15,30
DDR Termination Voltage
R361
1 2
100-5%
U47
HEAT_SLUG/GND
ML6554
SUB_7G038
AVCCVDD_1
VCCQ
VREF_OUT
VREF_IN
VDD_2
2
PVDD_1
3
VL_1
4 13
PGND_1 AGND
5
PGND_2
6
VL_2
7
PVDD_2
8
DGND
2
10K-5%
3
2
SHDN
C797
2200pf
1 2
10-5%
2.2uF 16V
50V-10%
R577
21
50V-5%
470pF
C795
1 2
C817
V_1P25V_DDR_VTT
C473
1 2
1 2
C468
1 2
0.1uF 16V
L44
6.2uH 2.5A
0.1uF 16V
2.5V-20%
1 2
220uF
R83
R82
100K-1%
1 2
C116
NP
21
21
R366
R360
0-5%
0-5%
V_DDR_MCH_REF
C833
1 2
0.1uF 16V
C458
1K-5%
1 2
21
1000pF
50V-10%
8,10
DDR_VTT
17
161
15
14
12
11
10
VFB
9
8,10,11,38
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
+1.8VSUS to +3.3VSUS Voltage Sequencer
ensures 2V max delta between rails
R583
10uF
Q62
2
1
FDN338P
R572
1 2
330K
.22uF 16V
U66
MAX1644
1 2
PGND_1
PGND_2
16V 10%
4
IN_1
2
IN_2
12
VCC
11
FBSEL
1
SHDN
6
COMP
7 5
TOFF SS
3
221 OHM-1%
1 2
R576
C816
R579
470
21
16
LX_1
14
LX_2
3
LX_3
8
FB
15
13
9
GND
10
REF
.047uF 25V
1 2
C796
20%
R552 Note: using current cymbol as placeholder for 160 .1% part.
New symbol will be generated for this part.
160 Ohm .1% 0603
R570
1 2
160-.1%
2222A
Q64
2907
3
1
2
+1.8VSUS Source
L69
1 2
6.2uH 2.5A
10V-10%
C815
1uF
21
21Q61
3
4V-20%
+1.8VSUS
Layout Note: C694
Place a "+" character silkscreen on the board
near the non-ground side of this capacitor.
+
1
180uF
2
C694 can be populated with either a ceramic (PN 2832P)
C439
1 2
3.57K-1%
or tantalum (PN 1033E) type capacitor
R565
1 2
5.49K-1%
R568
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
REV.
4A
90 OF 102
2
3
4
DCBA
Page 40
A B C
www.kythuatvitinh.com
R16
1 2
GMUXSEL
15
+3VSUS
1
R24
30K-5%
1 2
Q1
2N7002
1
G
D
3
Q2
2N7002
1
H_STP_CPU
3,15
2
4
V_1P2V_VCCVID
G
0.1uF 16V
1
2
S
2
+3VRUN
21
C33
10uF 6.3V
10uF 6.3V
1 2
C459
C554
C92
3
8,19,30,34,35,38,39,41
4
0-5%
D
S
3
2
10uF 6.3V
21
3,15,35
G
S
213
3
2
Fairchild PN KSB1121
Zetex PN FCX789A
1
FCX789A
Q3
1 2
C46
.001UF
50V-20%
31,35
2N7002
Q4
D
R22
1 2
9.3K-1%
6
6
6
R359
6
20K-1%
1 2
6
6,15
R63
30.1K-1%
1 2
VCORE_PWRGD
RUNPWROK
RUN_ON
R357
1 2
VID4
VID3
VID2
VID1
VID0
DPRSLPVR
+3VSUS
NP
12.7K-1%
R358
1 2
30.1K-1%
VDPR = 1.02V
21
R69
10K-5%
R35
1 2
0-5%
R23
1 2
0-5%
VID_BASE
15UF_25V_D2
21
21
21
1 2
R62
332-1%
B540C
21
C844
21
10K-1%
15UF_25V_D2
21
SUB=SUB_6J310
6J310=33A
D21
VCORE_CS1+
R64
21
NP
15uF 25V
1 2
20%
C53
+5VSUS
21
21
C51
1uF
1uF
C113
10V-10%
38
V5_1
20
V5_2
36
PGND1
22
PGND2
4
VIDFB
5
VIDB
8
HYS
7
OSB
10
VID4
11
VID3
12
VID2
13
VID1
14
VID0
6
DPSLP
9
VDPR
+5VSUS
10V-10%
U4
SC1474ITS
+VCC_CORE
2 1
MBR0530T
D5
2 1
MBR0530T
PWRGOOD
R364
1 2
332-1%
21
R666
D7
DRN1
TG1
BST1
BG1
ISH1
CL1
CMP1
CLRF
VCCA
CMPRF
GND
DAC
CORE
DRN2
TG2
BST2
BG2
ISH2
CL2
CMP2
C472
51K-1%
R70
1 2
3.3-5%
C112
10V-10%
C64
21
+3VSUS
1uF
10V-10%
R26
1 2
1
2
3
37
34
33
32
31
30
29
25
24
23
15
SS
35
EN
16
19
18
17
21
26
27
28
1 2
330pF 50V
21
1uF
3.3-5%
21
R374
10-5%
21
1uF
C461
10V-10%
R363
NP
1 2
30K-5%
R362
1 2
634-1%
21
C111
1000pF
50V-10%
C109
1 2
.01uF 50V
4
Q46
1 2 3
C77
C824
1 2
330pF 50V
C89
1 2
330pF 50V
21
C95
180pF 50V
IRF7811 IRF7811
FDS6672A
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
Q42
4
IRF7811
1 2 3
NP
85 6 7
4
FDS6672A
Q49
1 2
330pF 50V
R57
21
475-1%
R49
1 2
392-1%
21
C88
C81
1 2
180pF 50V
180pF 50V
Q40
85 6 7
4
1 2 3
NP
85 6 7
4
Q48
FDS6672A FDS6672A
1 2 3
1 2 3
Q39
Q41
IRF7811
FDS6672AFDS6672A
.1uF
85 6 7
85 6 7
4
1 2 3
4
Q44
1 2 3
C460
NP
1000pF
16V-10%
1 2
R46
21
475-1%
Current sharing cap.
50V-20%
C108
1 2
.1uF
50V-20%
332-1%
85 6 7
85 6 7
21
R27
R36
10K-1%
R67
475-1%
85 6 7
4
Q43
1 2 3
C500
NP
1000pF
16V-10%
85 6 7
85 6 7
C75
1 2
PWR_SRC
4
1 2 3
4
Q45
1 2 3
C845
B540C
20%
L47
.5uH 27A
NP
15uF 25V
1 2
SUB=SUB_6J310
6J310=33A
1 2
D20
15UF_25V_D2
C56
21
VCORE_CS2+
.5uH 27A
15UF_25V_D2
C847
C846
21
21
21
C522
4.7uF
6.3V-10%
L46
21
C521
NP
15uF 25V
20%
R420
.001-5%
.001 ohm, 5%
21
4.7uF
1 2
C59
21
R419
.001-5%
.001 ohm, 5%
6.3V-10%
15UF_25V_D2
21
21
C848
D10MQ040
15UF_25V_D2
21
1 2
D6
PWR_SRC
C849
TITLE
DWG NO.
DATE
D
ALLOWS DUAL CAPACITOR
POPULATION OPTION
2x10uF_X7R_1812 DP# 48JCT versus
1x15uF_X7R_2220 DP# 53KHM
+VCC_CORE Source
+VCC_CORE
2.5V-20%
220uF
2 1
C100
2.5V-20%
220uF
2 1
C104
2.5V-20%
220uF
2 1
C103
2.5V-20%
220uF
2 1
C101
Output Caps = Panasonic EEFUE0E221R_.025esr_3Arms
COMPUTER
CORPORATION
AUSTIN,TEXAS
SCHEMATIC, M/B LA-1221
401195
11/15/02
SHEET
25V-20%
0.1uF
21
2.5V-20%
220uF
2 1
C98
2.5V-20%
220uF
2 1
C105
2.5V-20%
220uF
2 1
C106
2.5V-20%
220uF
2 1
C102
REV.
91 OF 102
11-20-2002_22:38
50V-10%
1 2
2200pf
C49
4A
C50
1
2
3
4
DCBA
Page 41
A B C
www.kythuatvitinh.com
+5VSUS / +3VSUS PWM Controller
D
11-20-2002_22:38
1
2
3
4
+3VSUS Source
+3VSUS
6.3V-20%
+
150uF
1 2
NP
D10MQ040
1 2
D35
POWER_SW
29,35
PWRSW_SIO
30
C811
6.3V-20%
150uF
+
RB751V-40
2
PWR_SRC
15UF_25V_D2
15UF_25V_D2
NP
15uF 25V
1 2
20%
C780
21
0.1uF 16V
NP
1 2
1 2
C441
R312
0-5%
1 2
C810
D17
1 2
R311
0-5%
8,19,30,34,35,38-40
+RTC_PWR
10K-5%
R342
+RTC_PWR
21
1142
0.1uF 16V
1
7
1 2
C451
C85021C851
R589
21
.012-1%
30,38,39
U44
74HCT14
50V-20%
1 2
C758
.1uF
L70
1 2
10uH 6A
RUN_ON
SUS_ON
31,36
+RTC_PWR
U44
74HCT14
7
50V-20%
NP
RB751V-40
1 2
ACAV
POWER_SW
4143
C812
2200pF
21
5678
Q63
SI4410DY
4
123
8 7 6 5
NP
21
D34
MBRM140T3
R314
NP
21
100K
D18
12
R350
1K-5%
NP
C454
1 2
0.1uF 16V
+RTC_PWR +RTC_PWR
14
12
13
7
POWER_SW_DB
SUS_ON_R
U71
74HCT32
Q60
123
33
31
11
33
1 2
50V-20%
SI4810DY
4
+RTC_PWR
2
1
LIVE_ON_BATT
16V-10%
4.7uF
C801
MBR0530T
21
C785
.1uF
+5VSUS
NP
21
R210
100K
5 U72
4
7SH08FU
3
+RTC_PWR
14
U71
1
3
2
74HCT32
7
2 1
50V-20%
D32
2.2K-5%
MAX1632_SHDN
25V+80-20%
NP
1 2
.1uF
SUS_ON_GATED
C784
C783
1uF
21
1 2
R313
U44
131412
74HCT14
7
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
23
SHDN
25
BST3
27
DH3
26
LX3
24
DL3
1
CSH3
2
CSL3
3
FB3
10
SKIP
7
TIME/ON5
28
RUN/ON3
ALW_ENABLE
R320
1 2
10-5%
U64
MAX1632
+RTC_PWR
RB751V-40
522
VDDV+
1821
BST5VL
16
DH5
17
LX5
19
DL5
14
CSH5
13
CSL5
12
FB5
11
RESET
15
SEQ
6
SYNC
9
REF
4
12OUT
8
AGND
20
PGND
16V-10%
R649
1 2
100K
D48
2 1
RB751V-40
+5VALW Source
2
Q70
1
FDN338P
R593
21
100K
16V-10%
D46
.47uF
12
50V-20%
C708
21
MBRM140T3
47uF_ALUM
10V-10%
2200pF
GDRUNPWROK
1 2
C701
21
L61
C715
:
2 1
+3VALW
12
3
8.2UH
4
+12V Source
Q72
2
100K
R594
21
DTC144EKA
1
47K
TP0610T
Q71
47K
1 2
MBRS1100T3
1
3
2
D28
3
R522
1 2
.011-1%
16V-10%
4.7uF
+12V
21
50V-20%
.1uF
MBR0530T
10V-10%
1uF
2 1
D33
C800
21
.1uF
50V-20%
SI4810DY
C764
21
SUSPWROK_5V
SI4410DY
Q59
4
Q58
4
1 2 3
31 2
25,35,39
8765
8765
NP
21
D31
Q33,34,35,38 = SI4800 / FDS9412
4.7uF
C745
21
6,35
+3VALW Source
16,31,36,39
+5VALW
3
47uF_ALUM
10V-10%
1 2
C700
C455
21
+3.3VRTC
Q69
2
FDN338P
1
0.1uF 16V
3
1 2
C452
16V-10%
1 2
4.7uF
C697
1
+5VSUS Source
+5VSUS
NP
1 2
0.1uF 16V
1 2
C716
R315
0-5%
1 2
R321
0-5%
C453
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
6.3V-20%
150uF
6.3V-20%
150uF
+
1 2
C711
COMPUTER
CORPORATION
AUSTIN,TEXAS
+
SHEET
1 2
C712
NP
D10MQ040
1 2
D13
REV.
4A
92 OF 102
2
3
4
DCBA
Page 42
A B C
www.kythuatvitinh.com
+3VSUS
Memory Door EMI Clips
CLP6
CLP1
1
1
STANDOFF
EMI 120H
CLP2
STANDOFF
EMI 120H
CLP3
STANDOFF
EMI 120H
CLP4
STANDOFF
EMI 120H
CLP5
STANDOFF
EMI 120H
1
STANDOFF
EMI 120H
CLP7
1
1
STANDOFF
EMI 120H
CLP8
1
1
STANDOFF
EMI 120H
CLP9
1
1
STANDOFF
EMI 120H
CLP10
1
1
STANDOFF
EMI 120H
CLP19
STANDOFF
EMI 120H
CLP20
STANDOFF
EMI 120H
CLP21
STANDOFF
EMI 120H
CLP22
STANDOFF
EMI 120H
STANDOFF
1
STANDOFF
1
STANDOFF
1
STANDOFF
1
STANDOFF
1
EMI 120H
1
EMI 120H
1
EMI 120H
1
EMI 120H
1
EMI 120H
CLP23
CLP24
CLP25
CLP26
CLP27
CLP28
STANDOFF
EMI 120H
CLP29
STANDOFF
EMI 120H
CLP30
STANDOFF
EMI 120H
CLP31
STANDOFF
EMI 120H
CLP32
STANDOFF
EMI 120H
1
1
1
1
1
Mini-PCI Door EMI Clips
CLP12
STANDOFF
EMI 120H
CLP13
STANDOFF
EMI 120H
CLP14
STANDOFF
EMI 120H
1
1
1
1
STANDOFF
EMI 120H
CLP17
1
STANDOFF
EMI 120H
CLP18
1
STANDOFF
EMI 120H
CLP15
385
7W14F
682
7W14F
U78
U78
D
+RTC_PWR
4
5
+RTC_PWR
10
+5VRUN
9
10
74HCT08
11-20-2002_22:38
Spares
+5VRUN
POP1
U2
LM358M
14
U71
6
74HCT32
7
14
U71
9
8
74HCT32
7
14
U12
8
5
+
6
-
+RTC_PWR
5146
9148
111410
7
8
V
G
4
7
7
U44
74HCT14
7
1
U44
74HCT14
U44
74HCT14
2
CPU EMI Clips
CLP33
CLIP BMIC-001
CLP34 CLP37
CLP35
CLIP BMIC-001
PLACE NEAR CPU
4 vias per clip
CLP36
CLIP BMIC-001
CLIP BMIC-001CLIP BMIC-001
CLP38
CLIP BMIC-001
Clock Generator EMI Clips
WP2
WP4
WEARPAD
WEARPAD
120x120
120x120
WP3
WEARPAD
120x120
Place near
clock generator
4 vias per clip
WP1
WEARPAD
120x120
3
Modem Fence Pads
PAD1
WEARPAD
WEARPAD
120x120
PAD2
WEARPAD
WEARPAD
120x120
PAD4
WEARPAD
120x120
NC_PAD2PAD3
WEARPAD
120x120
Place between modem
and SODIMM connectors
120x120
120x120
Fiducial mark
PAD5
PAD6
FD1
fiducal
FD2
fiducal
FD3
fiducal
FD4
fiducal
FD5
fiducal
FD6
fiducal
FD7
fiducal
NC_FD1
NC_FD2
NC_FD3
NC_FD4
NC_FD5
NC_FD6
NC_FD7
RN15
3 6
8.2K-5%
2 7RN11
1K-5%
2
3
Mounting Holes
MHB2MHB1
.169 NON-PL
PAD 276T 315B
4 GND VIAS
.169 NON-PL
4
PAD 276T 315B
4 GND VIAS
.169 NON-PL
PAD 276T 315B
4 GND VIAS
MHB4MHB3
.169 NON-PL
PAD 276T 315B
4 GND VIAS
.128 NON-PL
PAD 276
4 GND VIAS
MHA3
.128 NON-PL
PAD 276
4 GND VIAS
MHA4
.128 NON-PL
PAD 276
4 GND VIAS
.128 NON-PL
PAD 276
4 GND VIAS
MHA6
.128 NON-PL
PAD 276
4 GND VIAS
MHA7MHA5
.128 NON-PL
PAD 276
4 GND VIAS
.128 NON-PL
PAD 276
4 GND VIAS
MHA9
.128 NON-PL
PAD 276
4 GND VIAS
MHA10MHA1 MHA8
.166 NON-PL
276 PAD
4 GND VIAS
MHA2
.147 NON-PL
276 PAD
4 GND VIAS
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
MHA11
.166 NON-PL
276 PAD
4 GND VIAS
MH1
C236D126
MH2
C236D126
MH3
C236D126
Xlbom requires ADD attributes to be attached to
an instance of a symbol (prefix I in the wire file). You may
*not* rename the attributes. The required order is:
ADD, ADD1, ADD2, ...
ADD=ADD*_3F195_PWB
ADD1=ADD*_1F473_SCHEM
ADD2=ADD*_0F681_ASSYDWG
ADD3=ADD*_42753_BARCODE_REVLEVEL
ADD4=ADD*_42610_BARCODE_IDLABEL
PWA 2F219
Label, REV LEVEL,BARCODE,PWA
Label, LBL,ID,BARCODE,PWA
TITLE
DWG NO.
401195
DATE
11/15/02
SCHEMATIC, M/B LA-1221
COMPUTER
CORPORATION
AUSTIN,TEXAS
SHEET
REV.
4A
93 OF 102
4
DCBA
Page 43
A B C
www.kythuatvitinh.com
Schematic Change List
D
11-20-2002_22:38
1
2
3
1
2
3
4
TITLE
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
DCBA
SHEET
REV.
4A
94 OF 102
4
Page 44
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V_CHG *
CB pg 2
AC POWER
Note 5
When Charging
SBATT
13-17V
COMANECI POWER RAILS
Always
7.2-20V
PWR_SRC *
CB Pg 3
BATTERY POWER
Note 6
MB Pg 36
AC Adaptor *
20V
DC_IN *
note: 1
20V
SDC_IN *
CB Pg 2
20V
Pg 36
MB Pg 36
Always
Always
20V
note: 8
Dock_DC_IN *
Always
15-17.5V
PBATT
13-17V
LEGEND
CB = Charger Board X02
MB = Mother Board X00
VB = Video Board X04
1
* = On in suspend
note: 7
RBAT
D
13-17V13-17V
SBATTPBATT
11-20-2002_22:38
1
2
S0-S21.5V
1.5VRUN
MB Pg 39
VDD_DVDD
VB Pg 7
S0-S20.7V
VREFCG
MB Pg 11
3
Dock_DC_IN is produced when the AC adaptor is plugged into the dock. It then produces DC_IN.
Note 1
DC_IN is produced when the AC adaptor is plugged in the system.
When SUS planes are available they produce the ALW planes
Note 2
S1_VCC and S2_VCC are determined by each specific PC-Card
Note 3
4
Note 4
When System is off Always planes are up with AC power, down with battery power.
Track when AC is plugged into systemNote 5
Note 6 Track when System is battery power
Note 7
Charged by 12V when on battery
Note 8
Enabes PWR_SRC during battery swap
1.8V
1.8VSUS *
1.8V
1.8VRUN
MB Pg 38
0.9V
HL_REF
MB Pg 8
S0-S3
S0-S2
S0-S2
4.65V
VDDA
AUDIO
2.2V
S0-S2
VDDA2
MB Pg 19
S0-S2
5V
S0-S2
STRB-_5V
5V
5VSUS *
MB Pg 41
5V
Docked=S0-S3 5V
5VSUS_Docked
MB Pg 29
S0-S3
13-20V Docked=Always
Docked_PWR_SRC
S0-S2
5VMOD
MB Pg 38MB Pg 38MB Pg 19MB Pg 38
5V
5VRUN
CRT_VCC5V_QDOCK
MB Pg 12MB Pg 28
MB Pg 29
S0-S2
5V
MB Pg 38MB Pg 38
S0-S2
5VHDD
5V5V5V
INV_PWRSRC
VB Pg 5
S0-S2S0-S2S0-S2
5VFDDP
MB Pg 38
5V
USB_PWR
MB Pg 18
7.2-20V
5V
S0-S2
5VRUN_SW
VB Pg3
5VALW *
NOTE: 4
3.3V
NOTE: 2, 4 MB Pg 41
0-5V
Voltage Depends on type of PCMCIA Card
3.3V
Always
3.3V
3VPHYD
MB Pg 26
S0-S3
3VSUS *
MB Pg 41
0.4-1.17V S0-S2
H_GTLREF0_3 V_MCH_GTLREF
MB Pg 4
3.3V
VAUX
S0-S2
3.3V
S0-S2
3VRUN
MB Pg 38
3.3V
MB Pg 27
S0-S2
3VPHYA
MB Pg 26
PROPRIETARY NOTE
Always
RTCSRC *
MB Pg 36
Always
5V
RTC_PWR *
MB Pg 39
AC=Always
DC=S0-S3
MB Pg 41
AC=Always
DC=S0-S3
3VALW *
S1_VCC S2_VCC
NOTE: 3
MB Pg 25 MB Pg 25
MB Pg 25
3.3V
0-5V
S0-S3 S0-S3 S0-S3
NOTE: 3
S2_VCCFS1_VCCF
NOTE: 3NOTE: 3
MB Pg 25
PCMCIA
Always
3.3V
3.3VRTC *
MB Pg 39
S0-S2
ICH_VBIAS *
MB Pg 16
3.3V
VCC_RTC *
MB Pg 16
CK_VDD_MAIN
MB Pg 3
CK_VDD_CORE
MB Pg 3
THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS
AND CONTAINS CONFIDENTIAL AND TRADE SECRET INFORMATION. THIS
ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER
CORP., EXCEPT AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN
ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE
REPRODUCED IN WHOLE OR IN PART AND MUST BE RETURNED TO DELL
COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION
OF THE PURPOSE OF THE LOAN. NEITHER THIS ITEM NOR THE
INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS
NOT HAVING A NEED FOR SUCH USE OR DISCLOSURE CONSISTENT WITH
THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF
DELL COMPUTER CORPORATION.
S0-S2
0.6-1.75V
VCC_CORE
MB Pg 40 MB Pg 41
S0-S2
0.4-1.17V
MB Pg 8 MB Pg 39
VDAC
VB PG 7
LCDVCC
VB Pg 5
3.3V
V_3P3_LAN_VDDTX V_3P3_LAN_VDDRX
MB Pg 21 MB Pg 21
C
2.5V S0-S3
2.5VSUS
MB Pg 8
V_DDR_MCH_REF
S0-S2
1.25V
V_1P25V_DDR_VTT
MB Pg 39
1.2V
1.2V_VCCVID
S0-S3
V_3P3_LAN
MB Pg 21
TITLE
DWG NO.
DATE
MB Pg 4
H_VCCA
MB Pg 4
H_VSSA
MB Pg 4
3.3V3.3V
Voltage Depends on type of PCMCIA Card
SCHEMATIC, M/B LA-1221
401195
11/15/02
DBA
S0-S31.25V
H_VCCIOPLL
MB Pg 4
S0-S3S0-S3
S1_VPP
MB Pg 25 MB Pg 25
COMPUTER
CORPORATION
AUSTIN,TEXAS
12V
PCMCIA
SHEET
S0-S2
12V
0-12V0-12V
S2_VPP
REV.
4A
95 OF 102
2
3
S0-S3
4
Page 45
1
www.kythuatvitinh.com
2
MAIN BOARD - X00
Kahuna SMBUS
KAHUNA, U32
A B C
CLK_SMB
DAT_SMB
SBAT_SMBCLK
SBAT_SMBDAT
UNBD_SMB_CLK
DOCK_SMB_DAT
PBAT_SMBCLK
PBAT_SMBDAT
+3VALW
R486
24C02, U41
(Addr: 92h)
pg. 32 pg. 6
6.8K
6.8K
R488
+5VALW
R478
8.2K-5%
R143
BATTERY CON, JSBAT
8.2K-5%
(Addr: 16h)
pg. 37
BATTERY CON, JPBAT
+5VALW
R175
ADM1032, U63
(Addr: 4Ch)
R174
8.2K-5%
8.2K-5%
7SH08, U40
pg. 31
DOCKING CON, JDOCK
DOCK_SMB_CLK
pg. 29
VGA BOARD - X01
MOBILE_ICH3M, U42
ICH_SCL
ICH_SDA
pg. 14
+3VSUS
ICH SMBUS
+3VSUS
R234
D
SODIMM, JDIM2
+3VSUS
RN1
100K
R229
6.8K
QS3257, U3
6.8K
pg. 3
CK_SCLK
CK_SDATA
SCLK_A
SCLK_B
SDATA_A
SDATA_B
+3VRUN
R29
R33
100K
100K
pg. 12
SODIMM, JDIM1
pg. 12
CK-Titan, U28
11-20-2002_22:39
1
2
pg. 30, 31
3
4
+5VALW
R145
8.2K-5%
R51
R46
2.2K-5%
R144
8.2K-5%
(Addr: 16h)
pg. 37
pg. 36
VIDEO CON, JVID
pg. 11
CHARGER BOARD - X01
MAIN BD CON, JCHG LTC1759, U15CHARGER BD CON, JCHG
CLK_SMB
DAT_SMB
pg. 2pg. 3
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
ATI M4, U4
PNL_ID2/I2C_CLK
PNL_ID3/I2C_DAT
pg. 2
MAIN BD CON, J500
PBAT_SMBCLK
PBAT_SMBDAT
pg. 5
2.2K-5%
R38
R37
0-5%
NP*
0-5%
NP*
IMISM530, U2
pg. 8
LCD CON, J501
pg. 5
PCI4451, U59
pg. 24
PCI4451 SMBUS
TI_CLK_SMB
TI_DAT_SMB
TITLE
SCHEMATIC, M/B LA-1221
DWG NO.
401195
DATE
11/15/02
R461
COMPUTER
CORPORATION
AUSTIN,TEXAS
DCBA
+3VRUN
2.7K-5%
SHEET
pg. 3
R454
2.7K-5%
REV.
96 OF 102
3
4
4A
Page 46
A B C
www.kythuatvitinh.com
D
11-20-2002_22:39
REFDES PAGE
B_VID0.....6
B_VID1.....6
B_VID2.....6
1
2
3
B_VID3.....6
B_VID4.....6
C1........34
C2........34
C3........34
C4........34
C5........34
C6........34
C7........34
C8........34
C9........34
C10.......12
C11.......12
C12.......12
C13.......12
C14.......12
C15.......35
C16.......35
C17.......35
C18.......35
C19.......34
C20.......34
C21.......34
C22.......34
C23.......34
C24.......34
C25.......34
C26.......34
C27.......34
C28.......34
C29.......34
C30.......34
C31.......34
C32.......34
C33.......40
C34.......18
C35.......18
C36.......34
C37.......12
C38.......12
C39.......12
C40.......12
C41.......12
C42.......12
C43.......35
C44.......35
C45.......29
C46.......40
C47.......18
C48.......18
C49.......40
C50.......40
C51.......40
REFDES PAGE
C52.......40
C53.......40
C54.......40
C55.......40
C56.......40
C57.......40
C58.......40
C59.......40
C60.......40
C61.......34
C62.......29
C63.......36
C64.......40
C65.......29
C66.......18
C67.......18
C68.......18
C69.......18
C70.......36
C71.......34
C72.......29
C73.......36
C74.......36
C75.......40
C76.......29
C77.......40
C78.......18
C79.......39
C80.......39
C81.......40
C82.......39
C83.......18
C84.......36
C85.......18
C86.......34
C87.......34
C88.......40
C89.......40
C90.......34
C91.......38
C92.......40
C93.......34
C94.......39
C95.......40
C96.......30
C97.......35
C98.......40
C99.......29
C100......40
C101......40
C102......40
C103......40
C104......40
C105......40
C106......40
C107......21
REFDES PAGE
C108......40
C109......40
C110.......4
C111......40
C112......40
C113......40
C114.......4
C115......19
C116......39
C117......21
C118......21
C119......10
C120......33
C121......10
C122......33
C123......19
C124......33
C125......21
C126......10
C127......10
C128......38
C129......10
C130......33
C131......19
C132......21
C133......10
C134......19
C135......20
C136......17
C137......19
C138......21
C139......10
C140......19
C141......38
C142......17
C143......19
C144......21
C145......35
C146......19
C147.......8
C148.......8
C149......20
C150......20
C151......20
C152......10
C153......10
C154......21
C155......10
C156......17
C157......19
C158......19
C159......10
C160......19
C161......10
C162......19
C163......21
REFDES PAGE
C164......19
C165......11
C166......10
C167......10
C168.......8
C169......24
C170.......3
C171......10
C172.......3
C173.......3
C174.......3
C175.......3
C176......19
C177.......8
C178.......3
C179......11
C180......10
C183......24
C184......10
C185.......3
C186.......8
C187.......4
C188.......4
C189.......8
C191.......5
C192......24
C193.......8
C194......10
C195.......8
C196.......5
C197.......5
C198......24
C199......24
C200.......8
C201.......8
C202......24
C203......11
C204.......5
C205.......5
C206......10
C207.......4
C208......24
C209......10
C210.......8
C211......24
C212......20
C213......20
C214......20
C215......20
C216.......5
C217.......5
C218.......8
C219......10
C220.......8
C221.......5
C222.......5
REFDES PAGE
C223.......4
C224......11
C225.......3
C227.......5
C228......10
C229......24
C230......20
C231.......4
C232.......4
C233......10
C236......11
C237......10
C238.......3
C239.......3
C240.......3
C241.......3
C242......10
C243.......9
C244.......7
C245.......9
C246.......9
C247......24
C248......26
C249......26
C250......10
C251.......3
C252......10
C253.......9
C254......10
C255......10
C256......11
C257.......4
C258.......3
C259......26
C260......26
C261......24
C262......26
C263......10
C264.......9
C265......24
C266.......3
C267......11
C268.......7
C269.......9
C270.......9
C271.......9
C272.......8
C273.......9
C274.......9
C275.......3
C276.......3
C277......26
C278......10
C279......10
C280.......9
C281.......8
REFDES PAGE
C282.......9
C283......26
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C290.......7
C291.......9
C292......10
C293.......9
C294.......9
C295.......9
C296.......9
C297.......9
C298......31
C299.......9
C300......26
C301......26
C302......26
C303......26
C304.......8
C305......10
C306.......9
C307.......9
C308.......9
C309.......4
C310......24
C311.......8
C312......10
C313......31
C314.......9
C315.......9
C316.......9
C317......31
C318.......9
C319......10
C320.......9
C321.......9
C322......31
C323.......9
C324.......9
C325.......8
C326.......9
C327.......9
C328.......9
C329.......9
C330.......9
C331.......9
C332......11
C333......10
C334.......9
C335.......8
C336......39
C337......39
1
2
3
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
XREF PAGE 1 OF 6
TITLE
DWG NO.
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3
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C346......10
C347......23
C348......39
C349......39
C350......39
C351.......9
C352......39
C353......27
C354......38
C355......10
C356......10
C357......10
C358......10
C359......10
C360.......9
C361......39
C362......27
C363......39
C364.......9
C365......39
C366......23
C367.......9
C368.......9
C369......31
C370......31
C371.......8
C372......31
C373......38
C374......23
C375.......9
C376.......9
C377.......9
C378.......9
C379......38
C380......23
C381......39
C382......31
C383......38
C384.......9
C385.......9
C386......38
C387.......9
C388.......8
C389.......8
C390.......8
C391......11
C392......11
C393......23
REFDES PAGE
C394......23
C395.......9
C396......39
C397......31
C398......31
C399......17
C400......17
C401......17
C402.......9
C403......16
C404......16
C405......14
C406......17
C407......27
C408......17
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C410......27
C411......12
C412......12
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C415......32
C416......14
C417......14
C418......27
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C420......13
C421......13
C422......27
C423......27
C424.......6
C425......11
C426.......6
C427.......6
C428......32
C429.......6
C430......27
C431......32
C432......27
C433......27
C434......32
C435......27
C436......27
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C445......11
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REFDES PAGE
C450......36
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C462......29
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C465......18
C466......39
C467......21
C468......39
C469......28
C470......28
C471.......6
C472......40
C473......39
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C475......28
C476......39
C477......21
C478......19
C479......19
C480......21
C481......21
C482......21
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C484......21
C485......19
C486......21
C487......21
C488......21
C489......28
C490......28
C491......19
C492......33
C493......20
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C505......28
REFDES PAGE
C506......19
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C508......20
C509......21
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C511......19
C512......21
C513......19
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C516......19
C517......19
C518......19
C519......19
C520......33
C521......40
C522......40
C523......11
C524......19
C525......20
C526......11
C527......19
C528......19
C529......20
C530......11
C531......21
C532......11
C533......19
C534......11
C535......20
C536......20
C537......19
C538......11
C539......19
C540......11
C541......21
C542......21
C543......21
C544......21
C545......21
C546......21
C547......21
C548......11
C549......33
C550......19
C551......19
C552......33
C553......11
C554......40
C555......19
C556.......5
C557.......5
C558......11
C559......20
C560......19
C561......19
REFDES PAGE
C562......11
C563......19
C564......25
C565......11
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C567......24
C568......24
C569......20
C570......19
C571......25
C572.......4
C573......11
C574......21
C575......19
C576.......5
C577.......5
C578......11
C579.......5
C580.......5
C581......11
C582......20
C583......20
C584......20
C585......24
C586......11
C587......22
C588......22
C589......22
C590......25
C591......11
C592.......5
C593.......5
C594.......5
C595......20
C596......20
C597......25
C598.......5
C599......11
C600.......5
C601.......5
C602.......5
C603......24
C604.......5
C605......11
C606......20
C607......20
C608......20
C609......20
C610......11
C611.......5
C612......11
C613.......5
C614.......5
C615.......5
C616.......5
C617......11
REFDES PAGE
C618......20
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C621.......5
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C624.......5
C625......11
C626......24
C627......25
C628......24
C629......11
C630......11
C631......22
C632.......5
C633.......5
C634......26
C635......25
C636......11
C637.......5
C638.......5
C639......25
C640......11
C641......26
C642......25
C643......11
C644......22
C645......25
C646......11
C647.......5
C648.......5
C649......11
C650.......5
C651.......5
C652......11
C653......25
C654......11
C655......22
C656......11
C657......11
C658......24
C659......11
C660......25
C661.......6
C662......11
C663......24
C664......26
C665......24
C666......25
C667......11
C668......11
C669.......6
C670......26
C671......11
C672......11
C673......11
1
2
3
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
XREF PAGE 2 OF 6
TITLE
DWG NO.
DATE
11/15/02
COMPUTER
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2
3
C677......26
C678......11
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C680......38
C681......26
C682......11
C683......11
C684.......9
C685......11
C686......26
C687......26
C688......35
C689......11
C690......11
C691......11
C692......35
C693......16
C694......16
C695.......9
C696......11
C697......41
C698......11
C699......32
C700......41
C701......41
C702......22
C703......16
C704......32
C705......32
C706......32
C707......32
C708......41
C709......11
C710......16
C711......41
C712......41
C713......16
C714......32
C715......41
C716......41
C717......16
C718......12
C719......32
C720......16
C721......32
C722......13
C723......32
C724......32
C725......32
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C727......11
C728......11
C729......16
REFDES PAGE
C730......32
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C732......11
C733......16
C734.......6
C735......16
C736......11
C737......32
C738......12
C739......12
C740......12
C741......32
C742......11
C743......11
C744......16
C745......41
C746......32
C747......31
C748......16
C749......32
C750......32
C751......11
C752......14
C753......12
C754......11
C755......16
C756......32
C757......32
C758......41
C759......13
C760......13
C761......32
C762......32
C763......32
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C765......16
C766......16
C767......32
C768......35
C769......16
C770......12
C771......12
C772......12
C773......35
C774......35
C775......35
C776......41
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C778......16
C779......16
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C781......16
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REFDES PAGE
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C794......16
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C796......39
C797......39
C798......39
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C800......41
C801......41
C802......27
C803......16
C804......16
C805......16
C806......16
C807......16
C808......16
C809......36
C810......41
C811......41
C812......41
C813......16
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C816......39
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C818......38
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C820......37
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C822......36
C823......30
C824......40
C825......19
C826......20
C827......20
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C829......36
C831......36
C832......36
C833......39
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C837......19
C838......33
CLP1......42
CLP2......42
CLP3......42
CLP4......42
REFDES PAGE
CLP5......42
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CLP8......42
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CLP13.....42
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CLP17.....42
CLP18.....42
CLP19.....42
CLP20.....42
CLP21.....42
CLP22.....42
CLP23.....42
CLP24.....42
CLP25.....42
CLP26.....42
CLP27.....42
CLP28.....42
CLP29.....42
CLP30.....42
CLP31.....42
CLP32.....42
CLP33.....42
CLP34.....42
CLP35.....42
CLP36.....42
CLP37.....42
CLP38.....42
CMOS_CLR..14
D1........12
D2........12
D3........12
D4........12
D5........40
D6........40
D7........40
D8.........8
D9.........8
D10........8
D11.......24
D12.......39
D13.......41
D14.......30
D15.......36
D16.......36
D17.......41
D18.......41
D19.......34
D20.......40
D21.......40
D22.......28
D23.......28
REFDES PAGE
D24.......33
D25.......33
D26.......39
D27.......39
D28.......41
D29.......16
D30.......16
D31.......41
D32.......41
D33.......41
D34.......41
D35.......41
D36.......16
D37.......16
D38.......36
D39.......37
D40.......37
D41.......37
D42.......37
D43.......37
D44.......37
D45.......36
D46.......41
FS2.......36
FS3.......35
J1394.....26
JAUD_OUT..20
JCBUS.....25
JCD.......17
JCHG......36
JCPU.......5
JCPU.......4
JCPU.......4
JCPU.......5
JDCIN.....36
JDEBUG....30
JDIM0.....10
JDIM1.....10
JDOCK.....29
JFAN1.....33
JFAN2.....33
JHDD......17
JKYBRD....32
JLED......35
JLINE_IN..20
JLOM......22
JLPT......34
JMDC......22
JMIC......20
JMOD......17
JPALM.....32
JPBAT.....37
JPCI......27
JPS2......35
JSBAT.....37
JSIO......34
REFDES PAGE
JSVID.....12
JUSB......18
JVGA......12
JVID......11
L1........12
L2........35
L3........35
L4........35
L5........35
L6........12
L7........12
L8........12
L9........12
L10.......34
L11.......34
L12.......34
L13.......34
L14.......34
L15.......34
L16.......34
L17.......34
L18.......34
L19.......34
L20.......34
L21.......18
L22.......18
L23.......18
L24.......18
L25.......18
L26.......18
L27.......18
L28.......35
L29.......18
L30.......21
L31.......21
L32.......21
L33.......21
L34........3
L35........4
L36........3
L37.......26
L38........4
L39.......26
L40.......31
L41........9
L42.......27
L43.......32
L44.......39
L45.......36
L46.......40
L47.......40
L48.......20
L49.......21
L50.......20
L51........8
L52.......20
1
2
3
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
XREF PAGE 3 OF 6
TITLE
DWG NO.
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SCHEMATIC, M/B LA-1221
401195
DCBA
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REV.
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REFDES PAGE
L53.......20
L54.......25
L55.......25
1
2
3
L56.......20
L57.......20
L58.......26
L59.......39
L60........9
L61.......41
L62.......12
L63.......12
L64.......32
L65.......12
L66.......12
L67.......12
L68.......32
L69.......39
L70.......41
MHA1......42
MHA2......42
MHA3......42
MHA4......42
MHA5......42
MHA6......42
MHA7......42
MHA8......42
MHA9......42
MHA10.....42
MHA11.....42
MHB1......42
MHB2......42
MHB3......42
MHB4......42
P1.........6
PAD1......42
PAD2......42
PAD3......42
PAD4......42
PAD5......42
PAD6......42
Q1........40
Q2........40
Q3........40
Q4........40
Q5........38
Q6........35
Q7........29
Q8........29
Q9........29
Q10.......36
Q11.......38
Q12.......35
Q13.......22
Q14.......33
Q15.......33
Q16.......38
REFDES PAGE
Q17.......35
Q18.......38
Q19.......33
Q20........8
Q21........8
Q22........3
Q23........3
Q24........4
Q25........3
Q26........3
Q27.......38
Q28.......38
Q29.......38
Q30.......38
Q31.......23
Q32.......38
Q33.......38
Q34.......38
Q35.......36
Q36.......39
Q37.......39
Q38.......38
Q39.......40
Q40.......40
Q41.......40
Q42.......40
Q43.......40
Q44.......40
Q45.......40
Q46.......40
Q47.......33
Q48.......40
Q49.......40
Q50.......38
Q51.......38
Q52.......39
Q53.......38
Q54.......27
Q55.......39
Q56.......38
Q57.......27
Q58.......41
Q59.......41
Q60.......41
Q61.......39
Q62.......39
Q63.......41
Q64.......39
Q65.......38
Q66.......36
Q67.......36
Q68.......38
Q69.......41
Q70.......41
Q71.......41
Q72.......41
REFDES PAGE
Q73.......33
Q74.......33
Q75.......33
Q76.......33
Q77.......13
Q78........8
Q79.......39
Q80.......21
Q81.......11
R1........12
R2........12
R3........12
R4........12
R5........12
R6........12
R7........35
R8........35
R9........35
R10.......35
R11.......34
R12.......34
R13.......34
R14.......12
R15.......12
R16.......40
R17.......34
R18.......34
R19.......34
R20.......34
R21.......34
R22.......40
R23.......40
R24.......40
R25.......34
R26.......40
R27.......40
R28.......34
R29.......34
R30.......34
R31.......34
R32.......34
R33.......29
R34.......29
R35.......40
R36.......40
R37.......34
R38.......34
R39.......34
R40.......34
R41.......34
R42.......34
R43.......34
R44.......34
R45.......34
R46.......40
R47.......18
REFDES PAGE
R48.......34
R49.......40
R50.......39
R51.......38
R52.......29
R53.......29
R54.......18
R55.......34
R56.......29
R57.......40
R58.......36
R59.......18
R60.......18
R61.......35
R62.......40
R63.......40
R64.......40
R65........6
R66.......30
R67.......40
R68.......30
R69.......40
R70.......40
R71.......21
R72.......21
R73.......21
R74.......35
R75........4
R76........4
R77.......20
R78........4
R79........4
R80........4
R81........4
R82.......39
R83.......39
R84........4
R85.......22
R86.......21
R87.......10
R88.......20
R89.......21
R90.......21
R91.......10
R92.......38
R93.......33
R94.......19
R95.......21
R96.......38
R97.......33
R98.......22
R99.......21
R100......21
R101......19
R102......21
R103......21
REFDES PAGE
R104......38
R105......35
R106......21
R107.......8
R108.......8
R109.......4
R110......33
R111.......4
R112.......3
R113.......3
R114.......3
R115.......3
R116.......3
R117.......3
R118.......3
R119.......3
R120......22
R121......21
R122......21
R123......24
R124.......3
R125......24
R126.......3
R127.......3
R128.......3
R129......20
R130......20
R131.......8
R132.......4
R133.......4
R134.......4
R135......24
R136.......4
R137......20
R138......20
R139.......4
R140......24
R141......24
R142.......4
R143......24
R144......20
R145.......3
R146.......3
R147.......3
R148.......3
R149.......3
R150.......3
R151.......7
R152.......3
R153.......3
R154.......7
R155......24
R156.......3
R157.......3
R158.......3
R159.......3
REFDES PAGE
R160.......3
R161.......3
R162.......3
R163.......3
R164.......3
R165.......4
R166.......3
R167.......4
R168.......3
R169.......3
R170.......3
R171.......3
R172.......3
R173.......3
R174.......3
R175.......3
R176.......3
R177.......3
R178.......7
R179......26
R180......23
R181......23
R182......38
R183......38
R184......38
R185.......7
R186.......4
R187......31
R188......31
R189......30
R190......30
R191......30
R192......31
R193.......7
R194......26
R195......31
R196......23
R197......23
R198.......7
R199.......7
R200.......4
R201.......4
R202.......4
R203.......4
R204.......4
R205......23
R206......23
R207......26
R208......30
R209.......8
R210......41
R211.......8
R212......23
R213......23
R214.......8
R215......39
1
2
3
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
XREF PAGE 4 OF 6
TITLE
DWG NO.
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SCHEMATIC, M/B LA-1221
401195
DCBA
SHEET
REV.
100 OF 102
4
4A
Page 50
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D
11-20-2002_22:39
REFDES PAGE
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R218......31
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2
3
R219......39
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R226......13
R227......38
R228......10
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R230......38
R231......30
R232.......9
R233......39
R234......30
R235......27
R236......30
R237......30
R238......11
R239......10
R240.......8
R241......30
R242......38
R243......11
R244.......8
R245.......8
R246......38
R247......38
R248......11
R249......11
R250......11
R251......23
R252......11
R253......23
R254......11
R255......11
R256......23
R257......11
R258.......8
R259.......8
R260......23
R261......17
R262......38
R263......11
R264......31
R265......31
R266......36
R267......36
R268......36
R269.......4
R270......17
R271.......8
REFDES PAGE
R272.......8
R273......23
R274......13
R275......17
R276......17
R277......17
R278......14
R279......17
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R281......27
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R283......14
R284......15
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R287......27
R288......12
R289......31
R290......14
R291......14
R292......14
R293......14
R294......13
R295......15
R296.......6
R297......13
R298......17
R299.......6
R300......13
R301.......6
R302.......6
R303......13
R304......13
R305......17
R306.......6
R307.......6
R308.......6
R309.......6
R310......17
R311......41
R312......41
R313......41
R314......41
R315......41
R316.......6
R317.......6
R318.......6
R319......27
R320......41
R321......41
R322.......6
R323.......6
R324.......6
R325......13
R326......13
R327......32
REFDES PAGE
R328......27
R329......13
R330......39
R331......36
R332......14
R333......14
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R338......14
R339......14
R340......36
R341......38
R342......41
R343......37
R344......30
R345......36
R346......36
R347......36
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R349......36
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R352......34
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R357......40
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R359......40
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R361......39
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R363......40
R364......40
R365.......6
R366......39
R367......36
R368.......6
R369......19
R370......19
R371......19
R372.......6
R373......33
R374......40
R375......21
R376......21
R377.......6
R378......19
R379......19
R380.......6
R381......21
R382......28
R383......21
REFDES PAGE
R384......20
R385......28
R386......19
R387......19
R388......33
R389......33
R390.......6
R391......19
R392.......6
R393......20
R394......19
R395......19
R396......19
R397......19
R398......19
R399......19
R400......19
R401......17
R402......19
R403......33
R404......28
R405......28
R406......28
R407......19
R408......19
R409......33
R410......20
R411......21
R412......13
R413......19
R414......33
R415......33
R416......19
R417......19
R418......33
R419......40
R420......40
R421......28
R422......21
R423......21
R424......30
R425......33
R426......19
R427......19
R428......20
R429......19
R430......20
R431.......4
R432.......4
R433.......4
R434.......4
R435......21
R436.......4
R437......19
R438......21
R439......21
REFDES PAGE
R440......20
R441......20
R442......24
R443.......4
R444......20
R445......20
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R447......22
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R449......22
R450......21
R451......20
R452......22
R453......20
R454......20
R455.......3
R456......22
R457......20
R458......20
R459......24
R460......20
R461......20
R462......20
R463......24
R464......26
R465......26
R466......26
R467......26
R468......26
R469......26
R470......24
R471......22
R472......22
R473......24
R474......26
R475......22
R476......24
R477......26
R478......24
R479......17
R480......26
R481......26
R482......26
R483......26
R484......24
R485......26
R486.......6
R487......30
R488......24
R489.......6
R490......24
R491......24
R492.......6
R493......38
R494.......6
R495......38
REFDES PAGE
R496.......4
R497.......4
R498.......4
R499......38
R500......38
R501.......4
R502......35
R503......38
R504......27
R505......11
R506.......9
R507.......8
R508.......8
R509......11
R510......11
R511......11
R512......11
R513......11
R514......11
R515......11
R516......11
R517.......7
R518.......7
R519......11
R520......11
R521......11
R522......41
R523......35
R524......14
R525......14
R526......22
R527......16
R528......11
R529......11
R530......13
R531......11
R533......16
R534......15
R535......14
R536......11
R537......15
R538......15
R539......15
R540......35
R541......11
R542......13
R543......11
R544......12
R545......12
R546......12
R547......35
R548......32
R549......32
R550......35
R551......13
R552......35
1
2
3
4
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
XREF PAGE 5 OF 6
TITLE
DWG NO.
DATE
11/15/02
COMPUTER
CORPORATION
AUSTIN,TEXAS
SCHEMATIC, M/B LA-1221
401195
DCBA
SHEET
REV.
101 OF 102
4
4A
Page 51
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D
11-20-2002_22:39
REFDES PAGE
R553......14
R554......14
R555......13
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4
R556......14
R557......14
R558......13
R559......14
R560......13
R561......13
R562......39
R563......14
R564......14
R565......39
R566......13
R567......39
R568......39
R569......14
R570......39
R571......36
R572......39
R573......16
R574......13
R575......16
R576......39
R577......39
R578......38
R579......39
R580......37
R581......37
R582......37
R583......39
R584......37
R585......37
R586......37
R587......36
R588......37
R589......41
R590......36
R591......38
R592......36
R593......41
R594......41
R595......33
R596......33
R597......33
R598......33
R599......33
R600......16
R601......16
R602......17
R603......17
R604......30
R605......30
R606......13
R607.......8
R608.......8
R609......39
R610.......6
R611......19
R612......35
R613......19
R614.......8
R615.......8
R616......13
R617......30
R618.......6
R619.......8
R620.......8
R621.......8
R622.......8
R623......39
R624.......8
R625......33
R631......11
R632......33
R633......33
R634......33
R635......33
R636......33
R637......33
R638......33
R639......33
R640......33
R641......19
R642......33
R643......33
R644......35
RN1.......30
RN2........6
RN3.......22
RN4........6
RN5.......11
RN6.......11
RN7.......11
RN8.......11
RN9........4
RN10......11
RN11......17
RN12......17
RN13......17
RN14......13
RN15......42
RN15......13
RN16......13
RN17......14
RN18......13
RN19......13
RN20.......7
RN21......10
RN22.......7
RN23......10
RN24.......7
REFDES PAGE
RN25......10
RN26.......7
RN27......10
RN28.......7
RN29......10
RN30.......7
RN31......10
RN32.......7
RN33......10
RN34.......7
RN35......10
RN36.......7
RN37......10
RN38......10
RN39.......7
RN40......10
RN41.......7
RN42......10
RN43.......7
RN44......10
RN45.......7
RN46......10
RN47.......7
RN48......10
RN49.......7
RN50......10
RN51.......7
RN52......10
RN53.......7
RN54......10
RN55.......7
RN56......10
RN57......10
RN58.......7
RN59......10
RN62.......7
RN63......10
RN64.......7
RN66......10
RN68.......7
RN69......10
RN71.......7
RN72......10
RN74.......7
RN75......10
RN77.......7
RN78......10
RN80.......7
RN81......10
RN82.......7
RN83.......7
RN84......10
RN85......10
RN86......10
RN87.......7
RN88......10
PROPRIETARY NOTE: THIS ITEM IS THE PROPERTY OF DELL COMPUTER CORP. AUSTIN, TEXAS AND CONTAINS CONFIDENTIAL
AND TRADE SECRET INFORMATION. THIS ITEM MAY NOT BE TRANSFERRED FROM THE CUSTODY OF DELL COMPUTER CORP. EXCEPT
AS AUTHORIZED BY DELL COMPUTER CORP., AND THEN ONLY BY WAY OF LOAN FOR LIMITED PURPOSES. IT MUST NOT BE REPRODUCED IN WHOLE
OR IN PART AND MUST BE RETURNED TO DELL COMPUTER CORP. UPON REQUEST AND IN ALL EVENTS UPON COMPLETION OF THE PURPOSE OF THE
LOAN. NEITHER THIS ITEM OR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO PERSONS NOT HAVING A NEED FOR SUCH
USE OR DISCLOSURE CONSISTENT WITH THE PURPOSE OF THE LOAN WITHOUT THE PRIOR WRITTEN CONSENT OF DELL COMPUTER CORPORATION.
REFDES PAGE
RN89.......7
RN90......10
RN91.......7
RN92......10
RN93.......7
RN94......10
RN95.......7
RN96......10
RN97.......7
RN98......10
RN99.......7
RN100.....10
RN101......7
RN102.....10
RN103......7
RN104.....10
RN105......7
RN106.....10
RN107......7
RN108.....10
RN109......7
RN110.....10
RN111......7
RN112.....10
RN113......7
RN114.....10
RN115......7
RN116.....10
RN117.....10
RN118......7
RN119......7
RN120.....10
RN121.....10
RN122......7
RN123......7
RN124.....10
RN125.....10
RN126......7
RN127......4
RN128......7
RN129.....10
RN130.....10
RN131......7
RN132......7
RN133.....10
RS3_A.....32
RS3_B.....32
TP3COM....21
TP_GND....30
TP_SMBCL..30
TP_SMBDA..30
U1........29
U2........42
U2........34
U3........18
U4........40
XREF PAGE 6 OF 6
REFDES PAGE
U5........34
U6........34
U7........30
U8........28
U9........28
U10.......28
U11.......30
U12.......42
U12.......35
U13........6
U14.......22
U15.......19
U16.......21
U17.......28
U18.......28
U19.......28
U20.......38
U21.......19
U22.......22
U23.......20
U24........8
U25.......20
U26........3
U27.......23
U28.......31
U29.......15
U30.......39
U31.......31
U31.......30
U32.......38
U33.......38
U34.......23
U35.......23
U36.......17
U37.......12
U38.......31
U39.......32
U40.......16
U40.......15
U40.......14
U40.......13
U41.......17
U42.......39
U43.......39
U44.......42
U44.......41
U45.......37
U46.......28
U47.......39
U48.......19
U49.......33
U50.......19
U51.......19
U52.......21
U53.......22
U54.......20
REFDES PAGE
U55.......24
U55.......24
U56.......17
U57.......25
U58.......26
U59........6
U60........9
U60........9
U60........7
U60........8
U60........7
U61.......35
U61.......33
U62.......35
U63........6
U64.......41
U65.......35
U66.......39
U67.......39
U68.......11
U69.......36
U70.......35
U71.......42
U71.......41
U72.......41
U73.......33
U74........8
U75.......30
U76.......30
U77.......39
U78.......42
U78.......35
U79.......22
U80.......33
U81.......33
U82.......33
U83.......22
VCCSENSE...4
VSSSENSE...4
WP1.......42
WP2.......42
WP3.......42
WP4.......42
X2........30
X3........14
X4........26
X5.........3
X6........21
X7........19
R666....40
R667....36
C852....8
C855....8
C853....39
C854....39
C844....40
C845....40
TITLE
DWG NO.
DATE
COMPUTER
CORPORATION
AUSTIN,TEXAS
SCHEMATIC, M/B LA-1221
401195
SHEET
DCBA
REFDES PAGEREFDES PAGE
C846....40
C847....40
C848....40
C849....40
C850....41
C851....41
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