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First International Computer,Inc
D  D
Portable Computer Group HW Department
Board name : Mother Board Schematic
Project  : VA250
C  C
Version  : 0.4
1. Schematic Page Description :
2. PCI & IRQ & DMA Description :
3. Block Diagram :
4. Net name Description :
Current Date : Dec 05, 2006
5. Board Stack up Description :
6. Schematic modify Item and History :
7. power on & off & S3 Sequence :
8. Layout Guideline :
9. switch setting
B  B
Manager Sign by: Avery Lee
Drawing by   : Richard Wang
Total confirm by:
A  A
LAN Circuit check by: 
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Audio Circuit check by: 
5
4
Title
Size Document Number  Rev
C
3
2
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<>
1
1  56 Sunday, December 10, 2006
0.4
of
 
 
Page 2
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1. Schematic Page Description :
VA250 Schematic Ver : 0.3
3
2
1
D  D
1. Title
2. Schematic Page Description
3. Block Diagram
4. ANNOTATIONS
5. Schematic Modify
6. Timing Diagram
7. DDR Layout Guideline  51. Charge Circuit
8. Yonah processor (1/2)
9. Yonah processor (2/2)
10. POWER (CPU CORE)
11. Thermal
12. Clock Generator
C  C
13. Clock Buffer
14. VN896 (1/4)
15. VN896 (2/4)
16. VN896 (3/4)
17. VN896 (4/4)
18. DDR SO-DIMM1
19. DDR SO-DIMM0
20. VT1634AL LVDS Transmitter
21. LCD Connector
22. CRT Connector
2. PCI & IRQ & DMA Description :
B  B
IDSEL
AD17
PCIINT
IRQA 
IRQB 
IRQC 
IRQD
A  A
BUSMASTER
REQ 
REQ0 / GNT0 
REQ1 / GNT1 
REQ2 / GNT2 
REQ3 / GNT3 
REQ4 / GNT4
8
CHIP
Mini PCI(Wireless LAN)
CHIP
NB 
MiniPCI 
MiniPCI
IRQH
CHIP
Mini PCI(Wireless LAN)
7
PCI-E
23. VT8237A (1/3)
24. VT8237A (2/3)
25. VT8237A (3/3)
26. Power Good & Fan Controller
27. Blank
28. RTC and MODEM Conn.
29. MINI PCI Conn.
30. VT6103L PHY
31. USB CNN
32. HDD / CD-ROM CNN
33. LPC PMU08
34. LPC KBC M38827
35. INT KBC / GP Connector
36. ENI component
37. DIP/Lid/Power Switch & LED
38. Firm Ware Hub
39. Reset Circuit
40. SCREW
41. VT1708A Audio Codec
42. G1432+1410 Audio Amplifier
43. H.P. Out
44. PWR Block
IRQ0 
IRQ1 
IRQ2 
IRQ3 
IRQ4 
IRQ5 
IRQ6 
IRQ7 
IRQ8 
IRQ9 
IRQ10 
IRQ11 
IRQ12 
IRQ13 
IRQ14 
IRQ15
6
System timer 
Keyboard 
(Casacde) 
LAN / MODEM 
Serial Port 
AUDIO / VGA / USB 
FLOPPY DISK 
LPT 
RTC 
ACPI 
FIR 
Cardbus 
PS/2 mouse 
FPU 
HDD 
CDROM
5
(Disable by default)
(MODEM/LAN)
4
45. 1.5VDDA/S , 1.8/2.5VDDM/A
46. VCCP/1.5VDDM
47. DDR II Power
48. 3VDDA / 5VDDA
49. POW-ON Controller
50. ADIN / Battery CNN
52. Inverter Controller
53. On board Audio & Audio CNN
54. Unused Switch transfer board
55. Update List
56. Unused Audio Board
DMA Channel 
DMA0  FIR 
DMA1 
DMA2 
DMA3 
DMA4 
DMA5 
DMA6 
DMA7
3
Device IRQ Channel  Desciption
(disable by default)
ECP 
FLOPPY DISK 
AUDIO 
(Cascade) 
Unused 
Unused 
Unused
(MODEM / LAN)
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
Date:  Sheet
2
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<>
2  56 Sunday, December 10, 2006
of
1
0.4
 
 
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3. Block Diagram :
D  D
Thermal 
Sensor
GMT G796
P11
Intel
Yonah Celeron 
533/667MHz
Processor
P8,9
Host Bus
CPU
CORE
P10
CPU
VCCP
P46
CLK ICS953009AFLF
P12
CLK Buffer
P13
Power Good
P26
LED and LID/DIP/Power SW
P37
Power Block
P44
DDR2 400 /533
VIA
/667
INTERFACE
P18,P19
MAIN SW
P49
VN896
CRT
C  C
LCD
RJ-45
ACIN
P50
3VDDA/5VDDA
B  B
P48
A  A
8
PMU3V/5V
3VDDS/5VDDS
3VDDM/5VDDM
1.8VDDS/DDM
DDR 0.9VDDM
VCCP/1.5VDDM
Over Voltage 
Protect
Battery 
charger
Battery Select
BAT CON
Battery Voltage 
sense
P22
VT1634AL
P21
P30
P48
P48
P48
P47
P47
P46
P?
P51
P51
P50
P33
7
LVDS Tx
LAN Phy 
VT6103L
USB 2.0
USB(2),3
P31
6
P20
MII BUS
P30
USB0,1
Mini PCI
P31
32Bit PCI BUS
P29
952 HSBGA
P14~P17
Hub Interface
VT8237A
539 BGA
P23~P25
LPC M3885X
INT K/B
5
Mem Bus
IDE BUS
S-ATA
LPC BUS
K/B CTRL
P35
CDROM
HDD
HDA-Link
P34
P35
GP
4
P32
P32
FLASH ROM
( F/W Hub)
4M
FAN CNN
RTC
RESET
P38
P11
P28
P39
3
Azalia 
CODEC
VT1708A
P41
MDC CNN
P28
LPC 
PMU08
Audio 
AMP
HEADPHONE
Mic IN
P33
2
P42
P43
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<>
3  56 Sunday, December 10, 2006
1
0.4
of
 
 
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4. Net name Description :
Voltage Rails
DCIN 
PMU5V  5.0V always on power rail by LATCH or ACIN
D  D
PMU3V  3.3V always on power rail by LATCH or ACIN
3VDDA  3.3V always on power rail by DCON or PSUSC0 
3VDDS  3.3V power rail 
5VDDS  5.0V power rail 
3VDDM
Vcore_CPU
VCCP  1.05V for AGTL+ Termination Voltage
DDR_0.9VDDM  0.9V DDR Termination Voltage
1.5VDDM  1.5V switched power rail
1.5VDDS  1.5V power rail
1.5VDDA  1.5V always on power rail
2.5VDDS  2.5V power rail for DDR
C  C
Primary DC system power supply
5.0V always on power rail by DCON or PSUSC0 5VDDA
3.3V switched power rail
5.0V switched power rail 5VDDM 
Core Voltage for CPU
1.8V for CPU PLL Voltage 1.8VDDM
5.Board Stack up Description
PCB Layers
Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6
Component Side, Microstrip signal Layer
Ground Plane
Stripline Layer(AGTL,CLOCK,DDR)
Stripline Layer(Analog,LVDS,other)
Power Plane
Solder Side,Microstrip signal Layer
Part Naming Conventions
C 
CN 
D 
F 
L 
Q 
R
B  B
RP 
U 
Y
Capacitor
= 
=
Connector
=
Diode
=
Fuse
=
Inductor
=
Transistor
=
Resistor
=
Resistor Pack
=
ICs
=
Crystal and Osc
Net Name Suffix
0  =
Active Low signal
Signal Conditioning
_D_
_Q_
_L_
A  A
Damped (by a resistor)
=
Isolated (by a Q-switch)
=
Filtered (by an inductor or bead)
=
8
7
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
6
5
4
3
Date:  Sheet
2
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<>
4  56 Sunday, December 10, 2006
of
1
0.4
 
 
Page 5
5
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6.Schematic modify Item and History :
D  D
C  C
B  B
A  A
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
5
4
3
2
Date:  Sheet
(886-2)875 1-8751
VA250 < Yonah + VN896 + VT8237A >
<>
1
5  56 Sunday, December 10, 2006
of
0.4
 
Page 6
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7. power on & off & S3 Sequence :
2
1
D  D
Power On Sequencing Timing Diagram
VID
VR_ON
Vcc-core
CPU_UP
Tboot
Tsft_star_vcc
Tcpu_up
Vboot
Tboot-vid-tr
Vid
Vccp
Vccp_UP
Tvccp_up
Vccgmch
GMCHPWRGD
Tgmch_pwrgd
CLK_ENABLE#
IMVP4_PWRGD
C  C
BATTERY ONLY POWER ON TIMING
POWSW0
PMU5V/PMU3V
DCON
VDDA
MAINSW0_ICH
PM_RSTRST0
PM_SLP_S30/S40/S50
PSUSC0
B  B
A  A
SUSTAT_B0
VDDM,VDDS
PM_PWROK
SYS_PWROK
VRON_VCCP
VCCP/1.2VDDM
VCORE_ON
VR_ON
VCORE_CPU
CK408_PWRGD0
PM_VGATE
CPU_PWRGD
PCI_RST0
AGTL+_CPURST0
Tcpu_pwrgd
To ICH4
To ICH4
From ICH4
From ASIC_B0
From ASIC_B0
To clock generator 
To ODEM and ICH4
From ICH4 to CPU
To ODEM/other PCI device
From ODEM to CPU
S3 SUSPEND AND RESUME TIMING
POWSW0
PMU5V/PMU3V
PM_RSMRST0
PM_SLP_S30
PM_SLP_S40/S50
PSUSC0
SUSTAT_B0
PM_PWROK
SYS_PWROK 
VRON_VCCP
VCCP,1.2VDDM
VCORE_ON
VCORE_CPU
CK408_PWRGD0 
PM_VGATE
CPU_PWRGOOD
PCI_RST0
AGTL+_CPURST0
DCON
VDDA
VDDS
VDDM
VR_ON
H
H
H
H
H
H
H
To ICH4_M
From ICH4_M
From ICH4_M
From ASIC_B0
From ASIC_B0
1.5VDDS AND 
DDR_PWRGD
Generator
To clock 
ToICH4 and ODEM
From ICH4 to CPU
To ODEM/other 
PCI device
From ODEM to CPU
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
5
4
3
2
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<>
1
6  56 Sunday, December 10, 2006
of
0.4
 
Page 7
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8. Layout Guideline :
Montara-GM DDR Layout Guidelines
Note that all length matching formulas are based on GMCH die-pad to SO-DIMM pin total length
D  D
DDR Signal Groups
Group  Signal Name
Clocks
Data
Control
Command
CPC
Feedback
SCK[5:0] 
SCK#[5:0]
SDQ[71:0] 
SDQS[8:0] 
SDM[8:0]
SCKE[3:0] 
SCS#[3:0]
SMA[12:6,3:0] 
SBA[1:0] 
SRAS# 
SCAS# 
SWE#
SMA[5,4,2,1] 
SMAB[5,4,2,1]
RCVENOUT# 
RCVENIN#
Length Matching Formulas
Signal Group  Minimum Length Maximum Length
Control to Clock
Command to Clock
CPC to Clock
Strobe to Clock
Data to Strobe
Clock - 1.0"
Clock - 1.0"
Clock - 1.0"
Clock - 1.0"
Strobe - 25 mils Strobe + 25 mils
Clock + 0.5"
Clock + 2.0"
Clock + 0.5"
Clock + 0.5"
Clock Signals Topologies and Routing Guidelines
SO-DIMM PADS
C  C
GMCH 
Pin
P1  L1
Package Length 
Range
Min:0.5" 
Max:5.0"
7 mil trace, 4 mil pair space 
Clock length tolerenve within the pair : +/- 10 mil 
Clock to Clock Length Matching : +/- 25 mils 
Minimum Pair to Pair Spacing : 20 mils 
Minimum Spacing to other Signals : 20 mils
CLOCKS  LENGTH
HCLKCPU[1..0]
HCLKNB[1..0]
HCLKITP[1..0]
66MCLK_ICH
66MCLK_GMCH
AGPCLK_ATI
PCLKICH
PCLKCB
PCLK1394
PCLKUSB20
PCLKOP
PCLKFWH
PCLKSIO
PCLKLAN
14MCLK_SIO
14MCLK_ICH
14MCLK_AC97
48MCLK_ICH
48MCLK_CB
2" ~ 8 "
4.5" ~ 9.0 "
MAX : 8.5"
4.5"~9.0"
4.5"~9.0"
3.5" ~ 12.5"
TRACE / SPACE  NOTES
5 / 20 mils
(5 mil space 
between + & - )
5 / 20 mils
Differentials pairs with 1. 
the same length
(within 10 mil)
2.CPU & NB trace 
mismatch within 
450 mil
* 66MCLK_ICH &
AGPCLK_GMCH 
AGPCLK_ATI 
Length mismatch 
within 100 mils
1.Making PCI length with 
minimum various
2.Max skew = 1ns
5 / 20 mils
5 / 10 mils
5 / 20 mils
Data Signals Topologies and Routing Guidelines
GMCH 
Pin
Package Length 
Range
B  B
Control Signals Topologies and Routing Guidelines
GMCH 
Pin
Package Length 
Range
L1
P1
L1
P1
L2  L3  L4
SO-DIMM0 
PADS
SO-DIMM1 
PADS
L2
56 ohm 5%
56 ohm 5%
Minimun Spacing to Trace Width Ratio, SDQ/SDM : 2 to 1
Minimum Spacing to other Signals : 20 mils
Trace Length L1 : Min 0.5" , Max 3.75"
Length Matching : SDQS to SCK/SCK#
Trace spacing to trace width ratio : 2 to 1 
Minimum Spacing to other Signals : 20 mils 
Trace Length L1 : Min 0.5" , Max 5.5"
Length Matching : CTRL(P1+L1) to SCK/SCK#
L2 : Max 0.75" 
L3 : Min 0.25" , Max 1.0" 
L4 : Max 1.0 "
SDQS , SODIMM0 P1+L1+L2 
SDQS , SODIMM1 P1+L1+L2+L3 
Min : Clock - 1.0" , Max : Clock + 0.5"
SDQ/SDM to SDQS : +/- 25 mils
L2 : Max 2.0"
Min : Clock - 1.0" , Max : Clock + 0.5"
SO-DIMM0,1 PADS
Command Signals Topologies and Routing Guidelines
Trace spacing to trace width ratio : 2 to 1 
Minimum Spacing to other Signals : 20 mils 
Trace Length L1 : Min 0.5" , Max 4.0"
Length Matching : CMD to SCK/SCK#
L2 : Max 1.0" 
L3 : Max 2.0" 
L2+L3 : Max 3.0" 
L4 : Max 1.0"
4
CMD , SODIMM0 P1+L1+L2 
CMD , SODIMM1 P1+L1+L3 
Min : Clock - 1.0" , Max : Clock + 2.0"
10 ohm 5%
L2
L3  L4
SO-DIMM1 
PADS
56 ohm 5%
GMCH 
Pin
A  A
Package Length 
Range
L1
P1
SO-DIMM0 
PADS
5
SDQS : 3 to1
CPC Signals Topologies and Routing Guidelines
GMCH 
Pin
Package Length 
Range
3
P1
L1
SO-DIMM0,1 PADS
SDQ/SDM to SDQS Mapping
Signal  Mask
SDQ[7..0]
SDQ[15..8]
SDQ[23..16]
SDQ[31..24]
SDQ[39..32]
SDQ[56..40]
SDQ[55..48]
SDQ[63..56]
SDQ[71..64]
SDM[0]
SDM[1]
SDM[2]
SDM[3]
SDM[4]
SDM[5]
SDM[6]
SDM[7]
SDM[8]
L2
56 ohm 5%
2
Relative To
SDQS[0]
SDQS[1]
SDQS[2]
SDQS[3]
SDQS[4]
SDQS[5]
SDQS[6]
SDQS[7]
SDQS[8]
Mismatching
+/- 25 mil
+/- 25 mil
+/- 25 mil
+/- 25 mil
+/- 25 mil
+/- 25 mil
+/- 25 mil
+/- 25 mil
+/- 25 mil
Trace spacing to trace width ratio : 2 to 1 
Minimum Spacing to other Signals : 20 mils 
Trace Length L1 : Min 0.5" , Max 5.5"
Length Matching : CPC(P1+L1) to SCK/SCK#
L2 : Max 2.0"
Min : Clock - 1.0" , Max : Clock + 0.5"
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<>
1
7  56 Sunday, December 10, 2006
0.4
of
 
Page 8
A
B
C
D
E
AGTL+_HA03 
AGTL+_HA04 
AGTL+_HA05 
AGTL+_HA06 
AGTL+_HA07 
AGTL+_HA08 
AGTL+_HA09 
AGTL+_HA010 
AGTL+_HA011 
AGTL+_HA012 
AGTL+_HA013 
AGTL+_HA014  H_INIT0 
AGTL+_HA015
4  4
3  3
AGTL+_HA0[31..3] <14>
AGTL+_ADSTB00 <14>
AGTL+_HREQ0[4..0] <14>
AGTL+_HA0[31..3] <14>
AGTL+_ADSTB10 <14>
H_A20M0 <25>
H_IGNNE0 <25>
H_STPCLK0 <25>
H_INTR <25>
H_NMI <2 5>
H_SMI0 <25>
AGTL+_HA0[31..3]
AGTL+_HREQ0[4..0]
AGTL+_HA0[31..3]
H_A20M0 
H_FERR0 
H_IGNNE0
H_STPCLK0 
H_INTR 
H_NMI 
H_SMI0
AGTL+_HA016
AGTL+_HREQ00 
AGTL+_HREQ01 
AGTL+_HREQ02 
AGTL+_HREQ03 
AGTL+_HREQ04
AGTL+_HA017 
AGTL+_HA018 
AGTL+_HA019 
AGTL+_HA020 
AGTL+_HA021 
AGTL+_HA022 
AGTL+_HA023 
AGTL+_HA024 
AGTL+_HA025 
AGTL+_HA026 
AGTL+_HA027 
AGTL+_HA028 
AGTL+_HA029 
AGTL+_HA030 
AGTL+_HA031
No stub on H_STPCLK test point
VCCP <9,12,14,17,25,26,38,4 6>
H_A20M0 
CPU_DPSLP0 
H_IGNNE0 
H_INIT0 
H_INTR 
H_STPCLK0 
H_NMI 
H_CPUSLP0 
H_SMI0 
PSI0 
H_FERR0 
AGTL+_BR00 
AGTL+_CPURST0 
CPU_PWRGOOD
2  2
1KΩ 1% 1/10W SMT0603 LR
2KΩ 1% 1/10W SMT0603 LR
1  1
R888  150Ω 1% 1/10W SMT060 3 LR 
R890  150Ω 1% 1/10W SMT060 3 LR 
R892  150Ω 1% 1/10W SMT060 3 LR 
R894  150Ω 1% 1/10W SMT060 3 LR 
R895  150Ω 1% 1/10W SMT060 3 LR 
R896  150Ω 1% 1/10W SMT060 3 LR 
R897  150Ω 1% 1/10W SMT060 3 LR 
R898  150Ω 1% 1/10W SMT060 3 LR 
R899  150Ω 1% 1/10W SMT060 3 LR 
R900  150Ω 1% 1/10W SMT0603 LR(NU ) 
R901  51Ω 1% 1/10W SMT0603 LR 
R902  220Ω 5% 1/10W SMT060 3 LR 
R903  51Ω 1% 1/10W SMT0603 LR 
R970  470Ω 5% 1/10W SMT060 3 LR
AGTL+_HD0[63..0] <14>
VCCP <9,12,14,17,25,26,38,4 6>
R821
R825
AGTL+_HD0[63..0] <14>
GTLREF
1uF 6.3V 10% SMT0402 X5R LR
1uF 6.3V 10% SMT0402 X5R LR
C937
C938
C939
220pF 50V 10% SMT0402 X7R LR
A
A#[32-39], APM#[0-1]:Leave escape routing on for future functionality
AGTL+_HD0[63..0]
AGTL+_DSTBN00 <1 4>
AGTL+_DSTBP00 <14>
AGTL+_DINV0 0 <14>
AGTL+_DSTBN10 <1 4>
AGTL+_DSTBP10 <14>
AGTL+_DINV1 0 <14>
C940
220pF 50V 10% SMT0402 X7R LR
AGTL+_HD0[63..0]
10mils
VCCP <9,12,14,17,25,26,38, 46>
Zo=55ohm, 0.5" max for GTLREF, Space any other switch 
signals away from GTLREF with a minimum of 25mils.
Don't allow the GTLREF routing to create splits or 
discontinuities in the reference planes of the FSB signals
1KΩ 5% 1/16W SMT0402 LR(NU)
R828
51Ω 5% 1/16W SMT0402 LR
H_BSEL0 <12> 
H_BSEL1 <12> 
H_BSEL2 <12>
R972  10KΩ 5% 1/16W SMT0402 LR (NU) 
R974  10KΩ 5% 1/16W SMT0402 LR 
R1396 10KΩ 5% 1/16W SMT0402 LR (NU)
U59A
J4
A[3]#
L4
A[4]#
M3
A[5]#
K5
A[6]#
M1
N2
J1 
N3 
P5 
P2 
L1 
P4 
P1 
R1 
L2
K3 
H2 
K2
J3 
L5
Y2 
U5 
R3
W6
U4 
Y5 
U2 
R4 
T5 
T3
W3 
W5
Y4
W2
Y1 
V4
A6 
A5 
C4
D5 
C6 
B4 
A3
AA1 
AA4 
AB2 
AA3
M4
N5 
T2 
V3 
B2 
C3
B25
ADDR GROUP 0  ADDR GROUP 1
A[7]# 
A[8]# 
A[9]# 
A[10]# 
A[11]# 
A[12]# 
A[13]# 
A[14]# 
A[15]# 
A[16]# 
ADSTB[0]#
REQ[0]# 
REQ[1]# 
REQ[2]# 
REQ[3]# 
REQ[4]#
A[17]# 
A[18]# 
A[19]# 
A[20]# 
A[21]# 
A[22]# 
A[23]# 
A[24]# 
A[25]# 
A[26]# 
A[27]# 
A[28]# 
A[29]# 
A[30]# 
A[31]# 
ADSTB[1]#
A20M# 
FERR# 
IGNNE#
STPCLK# 
LINT0 
LINT1 
SMI#
RSVD[01] 
RSVD[02] 
RSVD[03] 
RSVD[04] 
RSVD[05] 
RSVD[06] 
RSVD[07] 
RSVD[08] 
RSVD[09] 
RSVD[10]
RSVD[11]
SCKT Molex ZIF BGA SMT micro-FCPGA478 47170-4787 Yonah CPU 478Pin LR
Micro-FCPGA 478
CONTROL XDP/ITP SIGNALS HCLK  THERM
RESERVED
ADS# 
BNR#
BPRI#
DEFER#
DRDY# 
DBSY#
BR0#
IERR#
INIT#
LOCK#
RESET#
RS[0]# 
RS[1]# 
RS[2]# 
TRDY#
HITM#
BPM[0]# 
BPM[1]# 
BPM[2]# 
BPM[3]#
PRDY# 
PREQ#
TRST#
DBR#
PROCHOT#
THERMDA 
THERMDC
THERMTRIP#
BCLK[0] 
BCLK[1]
RSVD[12]
RSVD[13] 
RSVD[14] 
RSVD[15] 
RSVD[16] 
RSVD[17] 
RSVD[18] 
RSVD[19] 
RSVD[20]
H1 
E2 
G5
H5 
F21 
E1
AGTL+_BR00
F1
D20 
B3
H4
AGTL+_CPURS T0
B1 
F3 
F4 
G3 
G2
G6
HIT#
E4
XDP_BPM0
AD4
XDP_BPM1
AD3
XDP_BPM2
AD1
XDP_BPM3
AC4
XDP_PRDY
AC2
XDP_PREQ
AC1
XDP_TCK
AC5
TCK
XDP_TDI
AA6
TDI
XDP_TDO
AB3
TDO
XDP_TMS
AB5
TMS
XDP_TRST0
AB6
XDP_DBRES ET0
C20
D21 
A24 
A25
C7
510Ω 5% 1/16W SMT0402 LR
A22 
A21
T22
R1388 220Ω 5% 1/16W SMT0402 LR (NU)
D2 
F6
R1389 220Ω 5% 1/16W SMT0402 LR (NU)
D3 
C1 
AF1
R1390 220Ω 5% 1/16W SMT0402 LR (NU)
D22
R1395 220Ω 5% 1/16W SMT0402 LR (NU)
C23 
C24
R811  51Ω 1% 1/10W SMT0603 LR
H_ADSTB0N <14>
Rout to TP via and place gnd via w/in 100mils
AGTL+_HD00 
AGTL+_HD01 
AGTL+_HD02 
AGTL+_HD03 
AGTL+_HD04 
AGTL+_HD05 
AGTL+_HD06 
AGTL+_HD07 
AGTL+_HD08 
AGTL+_HD09 
AGTL+_HD010 
AGTL+_HD011 
AGTL+_HD012 
AGTL+_HD013 
AGTL+_HD014 
AGTL+_HD015
AGTL+_HD016 
AGTL+_HD017 
AGTL+_HD018 
AGTL+_HD019 
AGTL+_HD020 
AGTL+_HD021 
AGTL+_HD022 
AGTL+_HD023 
AGTL+_HD024 
AGTL+_HD025 
AGTL+_HD026 
AGTL+_HD027 
AGTL+_HD028 
AGTL+_HD029 
AGTL+_HD030 
AGTL+_HD031
GTLREF
H_BSEL1 
H_BSEL2
U59B
E22
D[0]#
F24
D[1]#
E26
D[2]#
H22
D[3]#
H_TEST1
H_TEST2
AD26
F23 
G25 
E25 
E23 
K24 
G24 
J24 
J23 
H26 
F26 
K22 
H25 
H23 
G22 
J26
N22 
K25 
P26 
R23 
L25 
L22 
L23 
M23 
P25 
P22 
P23 
T24 
R24 
L26 
T25 
N24 
M24 
N25 
M26
C26
D25
B22 
B23 
C21
DATA GRP 0  DATA GRP 1
D[4]# 
D[5]# 
D[6]# 
D[7]# 
D[8]# 
D[9]# 
D[10]# 
D[11]# 
D[12]# 
D[13]# 
D[14]# 
D[15]# 
DSTBN[0]# 
DSTBP[0]# 
DINV[0]#
D[16]# 
D[17]# 
D[18]# 
D[19]# 
D[20]# 
D[21]# 
D[22]# 
D[23]# 
D[24]# 
D[25]# 
D[26]# 
D[27]# 
D[28]# 
D[29]# 
D[30]# 
D[31]# 
DSTBN[1]# 
DSTBP[1]# 
DINV[1]#
GTLREF
MISC
TEST1
TEST2
BSEL[0] 
BSEL[1] 
BSEL[2]
SCKT Molex ZIF BGA SMT micro-FCPGA478 47170-4787 Yonah CPU 478Pin LR
Micro-FCPGA 478
B
D[32]# 
D[33]# 
D[34]# 
D[35]# 
D[36]# 
D[37]# 
D[38]# 
D[39]# 
D[40]# 
D[41]# 
D[42]#
DATA GRP 2 DATA GRP 3
D[43]# 
D[44]# 
D[45]# 
D[46]#
D[47]# 
DSTBN[2]# 
DSTBP[2]#
DINV[2]#
D[48]#
D[49]#
D[50]#
D[51]#
D[52]#
D[53]#
D[54]#
D[55]#
D[56]#
D[57]#
D[58]#
D[59]#
D[60]#
D[61]#
D[62]#
D[63]# 
DSTBN[3]# 
DSTBP[3]#
DINV[3]#
COMP[0] 
COMP[1] 
COMP[2] 
COMP[3]
DPRSTP#
DPSLP#
DPWR#
PWRGOOD
SLP#
AA23 
AB24 
V24 
V26 
W25 
U23 
U25 
U22 
AB25 
W22 
Y23 
AA26 
Y26 
Y22 
AC26 
AA24 
W24 
Y25 
V23
AC22 
AC23 
AB22 
AA21 
AB21 
AC25 
AD20 
AE22 
AF23 
AD24 
AE21 
AD21 
AE25 
AF25 
AF22 
AF26 
AD23 
AE24 
AC20
R26 
U26 
U1 
V1
E5 
B5 
D24 
D6 
D7 
AE6
PSI#
AGTL+_HD032 
AGTL+_HD033 
AGTL+_HD034 
AGTL+_HD035 
AGTL+_HD036 
AGTL+_HD037 
AGTL+_HD038 
AGTL+_HD039 
AGTL+_HD040 
AGTL+_HD041 
AGTL+_HD042 
AGTL+_HD043 
AGTL+_HD044 
AGTL+_HD045 
AGTL+_HD046 
AGTL+_HD047
AGTL+_HD048 
AGTL+_HD049 
AGTL+_HD050 
AGTL+_HD051 
AGTL+_HD052 
AGTL+_HD053 
AGTL+_HD054 
AGTL+_HD055 
AGTL+_HD056 
AGTL+_HD057 
AGTL+_HD058 
AGTL+_HD059 
AGTL+_HD060 
AGTL+_HD061 
AGTL+_HD062 
AGTL+_HD063
AGTL+_ADS0 <14> 
AGTL+_BNR0 <14>
AGTL+_BPRI0 <14>
AGTL+_DEFER 0 <14>
AGTL+_DRDY0 <14> 
AGTL+_DBSY0 <14>
AGTL+_BR00 <14>
H_INIT0  <25,3 8>
AGTL+_LOCK0 <14>
AGTL+_CPURS T0 <14,26> 
AGTL+_RS00 <14> 
AGTL+_RS01 <14> 
AGTL+_RS02 <14> 
AGTL+_TRDY0 <14>
AGTL+_HIT0 <14> 
AGTL+_HITM0 <14>
VCCP <9,12,14,17,25,26,38, 46>
R813
VCCP <9,12,14,17,25,26,38, 46>
Should be connect to ICH7 and Calistoga without T-ing(no stub)
XDP_TDO 
XDP_TMS 
XDP_TDI 
XDP_PREQ 
XDP_PRDY 
XDP_BPM0 
XDP_BPM1 
XDP_BPM2 
XDP_BPM3 
XDP_DBRE SET0
XDP_TRST0 
XDP_TCK
AGTL+_HD0[63..0]
AGTL+_HD0[63..0]
H_PWRGD rise time : 
Max : 15ns
COMP0
R822  27.4Ω 1% 1/10W SMT0603 LR
COMP1
R823  54.9Ω 1% 1/10W SMT0603 L R
COMP2
R824  27.4Ω 1% 1/10W SMT0603 LR
COMP3
R827  54.9Ω 1% 1/10W SMT0603 L R R826
H_DPRSTP0 
CPU_DPSLP0
CPU_PWRGOOD 
H_CPUSLP0 
PSI0
H_DPRSTP0 <10> 
CPU_DPSLP0 <25> 
AGTL+_DPW R0 <14> 
CPU_PWRGOOD <26> 
H_CPUSLP0 <17,2 5> 
PSI0  <1 0>
Modify Q79 Library 2006.0608
VCCP  <9,12,14,17,25,26,38, 46>
R812 
75Ω 5% 1/16W SMT0402 LR
PROCHOT# 
THERMDA <11> 
THERMDC <11>
VCCP  <9,12,14,17,25,26,38,4 6>
2/6 Change 
to VCCP
CPU_BCLK <12> 
CPU_BCLK0 <12>
XDP P/U & P/D
R815  75Ω 1% 1/10W SMT0603 LR 
R816  54.9Ω 1% 1/10W SMT0603 L R 
R817  54.9Ω 1% 1/10W SMT0603 L R 
R818  54.9Ω 1% 1/10W SMT0603 LR(NU) 
R886  54.9Ω 1% 1/10W SMT0603 LR(NU) 
R887  220Ω 5% 1/10W SMT0603 LR(NU) 
R889  220Ω 5% 1/10W SMT0603 LR(NU) 
R891  220Ω 5% 1/10W SMT0603 LR(NU) 
R893  220Ω 5% 1/10W SMT0603 LR(NU) 
R814  150Ω 1% 1/10W SMT0603 LR(NU)
R819  680Ω 5% 1/10W SMT060 3 LR 
R820  27Ω 5% 1/10W SMT0603 LR
AGTL+_HD0[63..0] <14>
Modify Q73 Library 2006.0608
H_FERR0
E  C
TRANS NPN MMBT2222A 40V 600mA SOT-23 3PIN PSI LR 
AGTL+_DSTBN20 <14 > 
AGTL+_DSTBP20 <14> 
AGTL+_DINV20 <14>
AGTL+_HD0[63..0] <14>
AGTL+_DSTBN30 <14 > 
AGTL+_DSTBP30 <14> 
AGTL+_DINV30 <14>
DPRSLPVR <10,2 5>
R976
470Ω 5% 1/16W SMT040 2 LR
TRANS NPN MMBT3904 40V 200mA SOT-23 3PIN PSI LR
2.5VDDM <13,20,23,24,25,26,36 ,45>
R971 
10KΩ 5% 1/16W SMT0402 LR
Q73
B
R904
10KΩ 5% 1/16W SMT0402 LR
VCCP< 9,12,14,17,25,26,38, 46>
R973 470Ω 5% 1/16W SMT040 2 LR
Q79
B
E  C
C
FERR0  <25>
VCCP  <9,12,14,17,25,26,38, 46>
R975
Topology : FERR#
ICH7m CPU
VCCP  L1
L2
VCCP
CPU  IMVP6
Rtt
L4
L2+L1  L3  Strip-line
Topology : PWRGOOD
CPU
L1
ICH7m
L1
0.5" - 12"
0.5" - 12" Strip-line
Topology : INTR , NMI , A20M# , DPSLP# , IGNNE# , INIT# , SMI# , STPCLK#
L1 CPU  ICH7m
L1
0.5" - 12" Micro-strip
0.5" - 12"
Topology : THERMTRIP#
VCCP <9,12,14,17,25,26,38, 46>
H_DPRSTP0
SHW 0 5% 1/16W 0402
GMCHL2CPU  ICH7m
FSB Common Clock Signal Layout Guide :
ADS# , BNR# , BPRI# , BR0# , DBSY# , DEFER# , DPWR# , DRDY# , HIT# , HITM# , LOCK# , 
RS[2..0]# , TRDY# , RESET#.
Transmission Line Type Total Trace Length
Strip-line(Int. Layer)
Micro-strip(Ext. Layer)
FSB So urce S ynchr onous Data Length Variation and Strobe Matching Requirements :
Signals Name
DATA#[15..0] , DINV0#
DATA#[31..16] , DINV1#
DATA#[47..32] , DINV2#
FSB Source Synchronous Data Signal Routing Topology#1 :
Signal Name
DATA#[63..0]
DSTBN#[3..0]
DSTBP#[3..0]
FSB So urce S ynchr onous Addres s Leng th Variation and Strobe Matching Requirements :
Signals Name  Strobes associated with the group
A#[16..3] , REQ#[4..0]
A#[31..17]
*** No length matching requirements exist between ADSTB0# and ADSTB1#
FSB Source Synchronous Address Signal Routing :
Signal Name
Address#[31..3]
REQ#[4..0]
ADSTB#[1..0]
Comp0,2 connect with Zo=27.4ohm, make trace 
length shorter than 0.5" and width is 18mils.
Comp1,3 connect with Zo=55ohm, make trace 
length shorter than 0.5" and width is 5mils
L3
1.0 ~ 6.5 inch
Signals Matching
+/- 100 mils
+/- 100 mils
+/- 100 mils
+/- 100 mils
Transmission Line Type
Strip-line
Strip-line
Strip-line
Strip-line
Signals Matching
+/- 200 mils
+/- 200 mils
Transmission Line Type
Strip-line
Strip-line
Strip-line
Rtt
VCCP
Rtt
Transmission Line
Micro-strip
Transmission Line
Strip-line
Rtt L1  L4
D
Rtt  Transmission Line
L2
56 +/-5%
0" - 3.0"  Micro-strip 0.5" - 12"
0.5" - 12" L1
0" - 3.0"
56 +/-5%
L3  L4
0.5" - 6.5"
0" - 3.0"
0.5" - 6.5"
0" - 3.0"
Topology : CPUSLP#
Topology : RESET#
VCCP
Rtt
L1  L2
1" - 12"
1" - 12" 1" - 6"
L1+L3
1" - 12"
1" - 6"  0" - 3.0"
1" - 12"
Normal Impedance
55+/-15%
Strobes associated with the group
DSTBP0#,DSTBN0#
DSTBP1#,DSTBN1#
DSTBP2#,DSTBN2#
DSTBP3#,DSTBN3#
Total Trace Length Normal Impedance
0.5 ~ 5.5 inch DINV#[3..0]
0.5 ~ 5.5 inch
0.5 ~ 5.5 inch
0.5 ~ 5.5 inch
ADSTB0#
ADSTB1#
Total Trace Length
0.5 ~ 6.5 inch
0.5 ~ 6.5 inch
0.5 ~ 6.5 inch
55+/-15%
55+/-15%
55+/-15%  4 & 12 mils
Normal Impedance Width & Spacing (mils)
55+/-15%
55+/-15%
55+/-15%
Strip-line
Rtt  Transmission Line L2 L1
0" - 3.0"
0" - 3.0"
Spacing (mils)
4 & 8 mils
5 & 10 mils
Micro-strip 70 +/-5% 0.5" - 6.5"
70 +/-5% 0.5" - 6.5"
Transmission Line
L1 CPU
GMCH
0.5" - 12"
L1
GMCH
L1
L3
0" - 3.0"
0" - 3.0"
Title
Size Document Number  Rev
Date:  Sheet
Rss
24 +/-5%
24 +/-5% 56 +/-5%
Strobe-to-Strobe Complement Matching
+/- 25 mils
+/- 25 mils
+/- 25 mils
+/- 25 mils DATA#[63..48] , DINV3#
Width & Spacing (mils)
Data-to-Data,Strobe-to-strobe
4 & 8 mils
4 & 8 mils
4 & 12 mils
4 & 12 mils
Strobe to As soc. Address Signal Matching
+/- 200 mils
+/- 200 mils
4 & 8 mils
4 & 8 mils
4 & 8 mils
VA250 < Yonah + VN896 + VT8237A >
C
Yonah Processor (1/2)
Micro-strip
Strip-line
0.5" - 12"
Transmission Line CPU
L1
Micro-strip
1" - 6"
Strip-line
1" - 6"
Rtt
56 +/-5%
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)875 1-8751
E
Transmission Line L4
Micro-strip
Strip-line 0" - 3.0"
Strobe-to-Data
N/A 55+/-15%
N/A
4 & 12 mils
8  56 Sunday, December 10, 2006
of
0.4
 
Page 9
A
B
C
D
E
Place these inside socket cavity on L8 
(North side secondary)
4  4
3  3
2  2
VCORE_CPU <10,33,36>
C853  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
C857  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
C854  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
C855  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)1 2C856  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
1 2
Place these inside socket cavity on L1 
(North side Primary)
1 2
1 2
1 2
1 2
C884  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
C880  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
C882  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
C883  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
C885  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
C881  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
1 2
C862  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
C859  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
North side secondary
Place these inside socket cavity on 
L8 (South side secondary)
C869  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
C867  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
C864  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
C866  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
C868  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
C865  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
1 2
1 2
1 2
Place these inside socket cavity on L1 
(South side Primary)
C887  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
C888  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
C889  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
C886  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)
1 2
C891  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
1 2
1 2
C872  22uF 6.3V ±20% SMT0805 X5R C2012X5R0J226M TDK LR(NU)1 2C871  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
C870  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
1 2
South side secondary
U59C
A7
VCC[001]
A9
VCC[002]
A10
VCC[003]
A12
VCC[004]
A13
VCC[005]
A15
VCC[006]
A17
VCC[007]
A18
VCC[008]
A20
VCC[009]
B7
VCC[010]
B9
VCC[011]
B10
VCC[012]
B12
VCC[013]
B14
VCC[014]
B15
VCC[015]
B17
VCC[016]
B18
VCC[017]
B20
VCC[018]
C9
VCC[019]
C10
VCC[020]
C12
VCC[021]
C13
VCC[022]
C15
VCC[023]
C17
VCC[024]
C18
VCC[025]
D9
VCC[026]
D10
VCC[027]
D12
VCC[028]
D14
VCC[029]
D15
VCC[030]
D17
VCC[031]
D18
VCC[032]
E7
VCC[033]
E9
VCC[034]
E10
VCC[035]
E12
VCC[036]
E13
VCC[037]
E15
VCC[038]
E17
VCC[039]
E18
VCC[040]
E20
VCC[041]
F7
VCC[042]
F9
VCC[043]
F10
VCC[044]
F12
VCC[045]
F14
VCC[046]
F15
VCC[047]
F17
VCC[048]
F18
VCC[049]
F20
VCC[050]
AA7
VCC[051]
AA9
VCC[052]
AA10
VCC[053]
AA12
VCC[054]
AA13
VCC[055]
AA15
VCC[056]
AA17
VCC[057]
AA18
VCC[058]
AA20
VCC[059]
AB9
VCC[060]
AC10
VCC[061]
AB10
VCC[062]
AB12
VCC[063]
AB14
VCC[064]
AB15
VCC[065]
AB17
VCC[066]
AB18
VCC[067]
SCKT Molex ZIF BGA SMT micro-FCPGA478 47170-4787 Yonah CPU 478Pin LR
Micro-FCPGA 478
VCC[068] 
VCC[069] 
VCC[070] 
VCC[071] 
VCC[072] 
VCC[073] 
VCC[074] 
VCC[075] 
VCC[076] 
VCC[077] 
VCC[078] 
VCC[079] 
VCC[080] 
VCC[081] 
VCC[082] 
VCC[083] 
VCC[084] 
VCC[085] 
VCC[086] 
VCC[087] 
VCC[088] 
VCC[089] 
VCC[090] 
VCC[091] 
VCC[092] 
VCC[093] 
VCC[094] 
VCC[095] 
VCC[096] 
VCC[097] 
VCC[098] 
VCC[099] 
VCC[100]
VCCP[01] 
VCCP[02] 
VCCP[03] 
VCCP[04] 
VCCP[05] 
VCCP[06] 
VCCP[07] 
VCCP[08] 
VCCP[09] 
VCCP[10] 
VCCP[11] 
VCCP[12] 
VCCP[13] 
VCCP[14] 
VCCP[15] 
VCCP[16]
VCCA
VID[0] 
VID[1] 
VID[2] 
VID[3] 
VID[4] 
VID[5] 
VID[6]
VCCSENSE
VSSSENSE
AB20 
AB7 
AC7 
AC9 
AC12 
AC13 
AC15 
AC17 
AC18 
AD7 
AD9 
AD10 
AD12 
AD14 
AD15 
AD17 
AD18 
AE9 
AE10 
AE12 
AE13 
AE15 
AE17 
AE18 
AE20 
AF9 
AF10 
AF12 
AF14 
AF15 
AF17 
AF18 
AF20
V6 
G21 
J6 
K6 
M6 
J21 
K21 
M21 
N21 
N6 
R21 
R6 
T21 
T6 
V21 
W21
B26
AD6 
AF5 
AE5 
AF4 
AE3 
AF2 
AE2
AF7
AE7
H_VID0  <10> 
H_VID1  <10> 
H_VID2  <10> 
H_VID3  <10> 
H_VID4  <10> 
H_VID5  <10> 
H_VID6  <10>
C874  10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
C876  0.1uF 16V ±10% SMD0603 X7R LR
C877  0.1uF 16V ±10% SMD0603 X7R LR
C875  0.1uF 16V ±10% SMD0603 X7R LR
1 2
1 2
1 2
Close to CPU 
pin B26
C892
0.01uF 16V 10% SMT0402 X7R LR
Via:2.5A
>100mils
C879  0.1uF 16V ±10% SMD0603 X7R LR
C878  0.1uF 16V ±10% SMD0603 X7R LR
1 2
1 2
C873
+
T100uF 2V ±20% ESR=18mΩ SMT7343 EEFCD0D101ER PANASONIC LR
20mils
18mil 
7mil space
VCCP  <8,12,14,17,25,26,38,4 6>
Place these inside socket cavity on L8 
(North side secondary)
1.5VDDM <17,20,4 6>
C893 
10uF 6.3V 10% 0805 X5R TDK LR
VCCSENSE <10>
VSSSENSE <10>
U59D
A4
VSS[001]
A8
VSS[002]
A11
VSS[003]
A14
VSS[004]
A16
VSS[005]
A19
VSS[006]
A23
VSS[007]
A26
VSS[008]
B6
VSS[009]
B8
VSS[010]
B11
VSS[011]
B13
VSS[012]
B16
VSS[013]
B19
VSS[014]
B21
VSS[015]
B24
VSS[016]
C5
VSS[017]
C8
VSS[018]
C11
VSS[019]
C14
VSS[020]
C16
VSS[021]
C19
VSS[022]
C2
VSS[023]
C22
VSS[024]
C25
VSS[025]
D1
VSS[026]
D4
VSS[027]
D8
VSS[028]
D11
VSS[029]
D13
VSS[030]
D16
VSS[031]
D19
VSS[032]
D23
VSS[033]
D26
VSS[034]
E3
VSS[035]
E6
VSS[036]
E8
VSS[037]
E11
VSS[038]
E14
VSS[039]
E16
VSS[040]
E19
VSS[041]
E21
VSS[042]
E24
VSS[043]
F5
VSS[044]
F8
VSS[045]
F11
VSS[046]
F13
VSS[047]
F16
VSS[048]
F19
VSS[049]
F2
VSS[050]
F22
VSS[051]
F25
VSS[052]
G4
VSS[053]
G1
VSS[054]
G23
VSS[055]
G26
VSS[056]
H3
VSS[057]
H6
VSS[058]
H21
VSS[059]
H24
VSS[060]
J2
VSS[061]
J5
VSS[062]
J22
VSS[063]
J25
VSS[064]
K1
VSS[065]
K4
VSS[066]
K23
VSS[067]
K26
VSS[068]
L3
VSS[069]
L6
VSS[070]
L21
VSS[071]
L24
VSS[072]
M2
VSS[073]
M5
VSS[074]
M22
VSS[075]
M25
VSS[076]
N1
VSS[077]
N4
VSS[078]
N23
VSS[079]
N26
VSS[080]
P3  AF24
VSS[081]  VSS[162]
SCKT Molex ZIF BGA SMT micro-FCPGA478 47170-4787 Yonah CPU 478Pin LR
Micro-FCPGA 478
VSS[082] 
VSS[083] 
VSS[084] 
VSS[085] 
VSS[086] 
VSS[087] 
VSS[088] 
VSS[089] 
VSS[090] 
VSS[091] 
VSS[092] 
VSS[093] 
VSS[094] 
VSS[095] 
VSS[096] 
VSS[097] 
VSS[098] 
VSS[099] 
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] 
VSS[144] 
VSS[145] 
VSS[146] 
VSS[147] 
VSS[148] 
VSS[149] 
VSS[150] 
VSS[151] 
VSS[152] 
VSS[153] 
VSS[154] 
VSS[155] 
VSS[156] 
VSS[157] 
VSS[158] 
VSS[159] 
VSS[160] 
VSS[161]
P6 
P21 
P24 
R2 
R5 
R22 
R25 
T1 
T4 
T23 
T26 
U3 
U6 
U21 
U24 
V2 
V5 
V22 
V25 
W1 
W4 
W23 
W26 
Y3 
Y6 
Y21 
Y24 
AA2 
AA5 
AA8 
AA11 
AA14 
AA16 
AA19 
AA22 
AA25 
AB1 
AB4 
AB8 
AB11 
AB13 
AB16 
AB19 
AB23 
AB26 
AC3 
AC6 
AC8 
AC11 
AC14 
AC16 
AC19 
AC21 
AC24 
AD2 
AD5 
AD8 
AD11 
AD13 
AD16 
AD19 
AD22 
AD25 
AE1 
AE4 
AE8 
AE11 
AE14 
AE16 
AE19 
AE23 
AE26 
AF3 
AF6 
AF8 
AF11 
AF13 
AF16 
AF19 
AF21
Route VCCSENSE and VSSSENSE traces 
at 27.4 ohms with 50mil spacing. 
Place PU and PD within 1 inch of CPU
1  1
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
A
B
C
D
Date:  Sheet
(886-2)875 1-8751
VA250 < Yonah + VN896 + VT8237A >
Yonah Processor (2/2)
E
9  56 Sunday, December 10, 2006
of
0.4
 
Page 10
Close L1
Rn 
=[Rparallel*(Rntc+Rserial)/(Rparallel+Rntc+Rserial) 
=[R813*(R815+R811)]/(R813+R815+R811) 
=3.4K
Gain factor G=Rn/[RS(eqv)+Rn]=0.57 ----Recommend 
RS(eqv)=2.56K
Rfb=[N*Rdroop/(DCR*G)-1]*Rin  N:no. 
of phase
D  D
C  C
B  B
A  A
R357=[2*2.1mV/(1.1m*0.57)-1]*1K=3.96K 
Rdroop:Intel spec. -2.1m Ohms
3VDDM
,48,52>
CPUAGND
2 VIA
5
3VDDM <11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46 ,48,52>
DCIN_CPU <36,46,47,48,49,50, 52>
5VDDA <31,34,36,37,45,46,47, 48>
1uF 10V 10% SMT0603 X5R C1608X5R1A 105KT TDK LR
PSI0 <8>
VCORE_ON <46>
R1309 
499Ω 1% 0402 LR (NU) 
THERMO-RES 470KΩ 5% B25/50=4700K±2% B25/85=4750K SMT0402 NTC ERTJ0EV474J PANASONIC LR (NU)
CPUAGND
R1161 
SPWR 0 5% 1/16W 0603
R1110  SHW 0 5% 1/16W 0402
R1305  SHW 0 5% 1/16W 0402
4.02KΩ 1% 1/10W SMT0603 LR(NU)
R1311
H_VID0 <9>
H_VID1 <9>
H_VID2 <9>
H_VID3 <9>
H_VID4 <9>
H_VID5 <9>
H_VID6 <9>
VRON_VCCP <26,46>
DPRSLPVR <8,25>
H_DPRSTP0 <8>
CLK_ENB <12>
R1317
1.4KΩ 1% 1/10W SMT0603 LR
R1115
61.9KΩ 1% 1/16W SMT0402 LR
R1307  147KΩ 1% 1/10W SMT060 3 LR
C1412 0.015uF 16V 10% SMT0402 X7R LR
C1413 0.01uF 16V 10% SMT0402 X7R LR(N U)
R1096  SHW 0 5% 1/16W 0402
R1097  SHW 0 5% 1/16W 0402  C1202
R1099  SHW 0 5% 1/16W 0402
R1100  SHW 0 5% 1/16W 0402
R1101  SHW 0 5% 1/16W 0402
R1102  SHW 0 5% 1/16W 0402
R1103  SHW 0 5% 1/16W 0402
R1136  SHW 0 5% 1/16W 0402
R1105  SHW 0 5% 1/16W 0402
R1118  SHW 0 5% 1/16W 0402
R1339  1.82KΩ 0.5% 1/10W SMT0603 LR
470pF 50V 10% SMT0402 X7R LR
2KΩ 1% 1/16W SMT0402 LR(NU)
0.033uF 16V ±10% SMT0402 X7 R LR 
C1218
390pF 50V 10% SMT0402 X7R LR
4.42KΩ 1% 1/16W SMT0402 LR
C1419
2 VIA
VCCSENSE <9>
VSSSENSE <9 >
18mil 
7mil space
5
R1302  10Ω 5% 1/16W SMT0402 LR
R1303  10Ω 5% 1/16W SMT0402 LR
R1088  10Ω 5% 1/16W SMT0402 LR
CPUAGND
Close L126
R1312
C1415
R1318
1  2
C1220
R1322
47pF 50V 5% SMT0402 NPO LR
0.01uF 16V 10% SMT0402 X 7R LR
0.01uF 16V 10% SMT0402 X 7R LR
R1119 
SHW 0 5% 1/16W 0402
R1120 
SHW 0 5% 1/16W 0402
IMVP IV
VCORE_CPU 36A 
For Yonah CPU
C1201
4
Load line slope : -2.1mV/A
C1410
0.1uF 50V 80-20% 0603 Y5V LR
22
20
VIN
VDD
21
VSS
49
GND
2
PSI#
3
PGD_IN
4
RBIAS
5
VR_TT#
6
NTC
7
SOFT
37
VID0
38
VID1
39
VID2
40
VID3
41
VID4
42
VID5
43
VID6
44
VR_ON
45
DPRSLPVR
46
DPRSTP#
47
CLK_EN#
13
VDIFF
12
FB2
11
FB
10
COMP
9
VW
VSEN
RTN
DROOP
14
15
4
16
R1324
3.9KΩ 1% 1/10W SMT0603 LR
C1227
0.01uF 16V 10% SMT0402 X 7R LR
CPUAGND
R1205 
10Ω 1% 1/16W SMT0402 LR
R1206 
10Ω 1% 1/16W SMT0402 LR
C1225
C1226
CPUAGND
DCIN <36,46,47,48,49,50, 52>
C1411
0.1uF 10V 10% 0402 X5R LR
R1084 
10KΩ 5% 1/16W SMT0402 LR(NU)
R1087 
SHW 0 5% 1/16W 0402
1
48
U60 
LNR-IC ISL6262CRZ-T QFN 48PIN INTERSIL LR
3V3
PGOOD
R1304
35
UGATE1
SPWR 0 5% 1/16W 0603
36
BOOT1
34
PHASE1
32
LGATE1
33
PGND1
24
ISEN1
0.22uF 10V 10% SMT0603 X7R LR
31
PVCC
R1314
27
UGATE2
SPWR 0 5% 1/16W 060 3
26
BOOT2
28
PHASE2
30
LGATE2
29
PGND2
23
ISEN2
25
NC
CPUAGND
8
OCSET
19
VSUM
0.33uF 16V ±10% SMT0603 X7R LR
C1416
18
VO
DFB
R1323
17
1KΩ 1% 1/16W SMT0402 LR
C1420 
180pF 50V 5% SMT0402 NPO LR
C1564
C1565
+
+
470uF 25V 20% 105° φ10 0.15Ω NCC LR(NU)
15uF 25V ±20% 55mΩ φ6.3*4.4 NCC LR (N U)
VCORE_PG <26>
C1204
0.22uF 10V 10% SMT0603 X 7R LR
R1098
C1206
C1217
0.22uF 10V 10% SMT0603 X 7R LR
C1215
0.22uF 10V 10% SMT0603 X 7R LR
C1414 1000pF 50V 10% SMT0402 X7R LR R1109  SHW 0 5% 1/16W 0402
R1316 13.3KΩ 1% 1/10W SMT0603 LR
0.033uF 16V ±10% SMT0402 X7R LR 
R1320
C1417
10KΩ 5% 1/16W SMT0402 LR(NU)
5VDDA  <31,34,36,37,45,46,47, 48>
4.7uF 10V +80-20% 0805 Y5V LR
R1111
10KΩ 5% 1/16W SMT0402 LR(NU)
VSUM
11KΩ 1% 1/16W SMT0402 LR
R1319
2.61KΩ 1% 1/10W SMT0603 LR
R1321 
THERMO-RES 10KΩ 5% B25/50=4250K±2% B25/85=4300K SMT0603 NTC ERTJ1VR103J PANASON IC LR
C1418
0.22uF 10V 10% SMT0603 X 7R LR
VCORE_CPU <9,33,36>
Close Output Cap
Calculation formula
3
DCIN_CPU <36,46,47,48,49,50, 52>
1 2
C1566
C1527
+
+
15uF 25V ±20% 55mΩ φ6.3*4.4 NCC LR (N U)
E 470uF 25V 20% 105° SMTφ10 H=10mm Imp=0.15Ω MVY25VC470MJ10E0 N CC LR (NU)
Close L126
VSUM
IOC*Rdroop=Roc*10uA
If OCP=55A 
R807=Roc=11.5Kohm
3
300mil
C1196
C1269
C1268
C1197
4.7uF 25V ±10% 1206 X5R TDK LR
4.7uF 25V ±10% 1206 X5R TDK LR
4.7uF 25V ±10% 1206 X5R TDK LR(NU)
4.7uF 25V ±10% 1206 X5R TDK LR
R1306  3.65KΩ 1% 1/10W SMT0603 LR
VSUM
R1308  10KΩ 1% 1/16W SMT0402 LR
R1310  1Ω 1% 1/16W SMT0402 LR
DCIN_CPU <36,46,47,48,49,50, 52>
40mils
40mils
R1325  3.65KΩ 1% 1/10W SMT0603 LR
R1326  10KΩ 1% 1/16W SMT0402 LR
R1327  1Ω 1% 1/16W SMT0402 LR
Assume R818=Rin=1K Ohm
R819=Rfb=[N*Rdroop/(DCR*G)-1]*Rin=5.69K ~ 5.11K 
Rdroop:Intel spec. -2.1m Ohms
L/DCR=[Rn//RS(eqv)]*Cn 
C782+C783=Cn=L/DCR/[Rn//RS(eqv)]=0.285uF
Q85 
IRFR3707Z 30V 61A TO-252 IR LR
D  S
D
S
G
G
40mils
300mil
C1207
C1272
4.7uF 25V ±10% 1206 X5R TDK LR
4.7uF 25V ±10% 1206 X5R TDK LR
2
D S
Q86
IRFR3709Z 30V 86A TO-252 IR LR
G
Q87 
IRFR3707Z 30V 61A TO-252 IR LR
D  S
D
S
G
C1208
G
4.7uF 25V ±10% 1206 X5R TDK LR
2
G
40mils
D S
G
20A, 1000mils
D S
Q88 
IRFR3709Z 30V 86A TO-252 IR LR
1
Boost Voltage 1.2V
Deeper Sleep Voltage 0.748V
L126 Change to Mag.Layer
20A, 1000mils
PSI
Q98
D61
IRFR3709Z 30V 86A TO-252 IR LR(NU)
DIODE STKY SS34A 40V 3A DO-214AC(SMA) 2PIN PSI LR
G
L126
0.36uH ±20% 24A 11.5*10*4 MMD-1004C-R36M MAG.LAYERS LR
C1198
1000pF 50V 10% 0603 X7R LR(NU)
R1301
SHW 0 5% 1/16W 0402
PSI
D S
D63
Q99
DIODE STKY SS34A 40V 3A DO-214AC(SMA) 2PIN PSI LR
IRFR3709Z 30V 86A TO-252 IR LR(NU)
R1081 
SHW 0 5% 1/16W 0402
L129
0.36uH ±20% 24A 11.5*10*4 MMD-1004C-R36M MAG.LAYERS LR
C1212
R1315
1000pF 50V 10% 0603 X7R LR(NU)
SHW 0 5% 1/16W 0402
Title
VA250 < Yonah + VN896 + VT8237A >
Size Document Number  Rev
Custom
CPU Core Power
Date:  Sheet
C1193  T220uF 2V -35 to +10% 9mΩ SMT7343 EEFSX0D221EY PANASONIC LR
C1194  T220uF 2V -35 to +10% 9mΩ SMT7343 EEFSX0D221EY PANASONIC LR
C1195  T220uF 2V -35 to +10% 9mΩ SMT7343 EEFSX0D221EY PANASONIC LR(NU)
+
+
VCORE_CPU <9,33,36>
+
20A, 1000mils
C1209  T220uF 2V -35 to +10% 9mΩ SMT7343 EEFSX0D221EY PANASONIC LR
C1210  T220uF 2V -35 to +10% 9mΩ SMT7343 EEFSX0D221EY PANASONIC LR
C1211  T220uF 2V -35 to +10% 9mΩ SMT7343 EEFSX0D221EY PANASONIC LR(NU )
R1107 
SHW 0 5% 1/16W 0402
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)875 1-8751
+
+
+
10  56 Sunday, December 10, 2006
1
of
0.4
 
Page 11
8
7
6
5
4
5VDDM <22,24,26,29,32,34,35,36,37,41,42,48,52>
3
2
1
THERMAL SENSOR
G
3VDDM <10,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
D  D
R521 
10KΩ 5% 1/16W SMT0402 LR
C1298
0.1uF 10V 10% SMT0402 X5R LR
L58
SPWR 0 5% 1/16W 0603
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
U42
LNR-IC G796S1U SSOP 16PIN GMT LR
1
Test
C701
15
DVCC
10
THERM#
14
SCL
13
SDA
12
ALERT#
11
CLK
THERM_SET
GND
4
FAN1
FG1
VCC
DXP1
SGND1
DXP2
SGND2
FAN_ON <24>
3VDDM <10,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
3VDDS <21,23,24,25,26,28,30,33,34,36,37,39,45,48>
5VDDM
0.1uF 10V 10% SMT0402 X5R LR(NU)
C  C
from OVP & 
DCON_HOTDOWN
SUSCLK_SB <24>
SMCLK_PMU <33,50>
SMDAT_PMU <33,50>
DL-IC NC7SZ126P5X SC-70 5PIN FAIRCHILD LR
C1299
10KΩ 5% 1/16W SMT0402 LR(NU)
HOT_DOWN0
R1419  SHW 0 5% 1/16W 0402
R1420  SHW 0 5% 1/16W 0402
3VDDA <21,23,24,25,26,28,30,33,34,36,37,39,45,48>
R533
1KΩ 5% 1/16W SMT0402 LR
125 3
U43
R526  22Ω 5% 1/16W SMT0402 LR Sn
4
R519
R516
10KΩ 5% 1/16W SMT0402 LR(NU)
R520
10KΩ 5% 1/16W SMT0402 LR
SDA_TH
SUSTAT_B0 <33,39,42,45,46,47,48>
SUSCLK
30mil
SCL_TH
SUSCLK
SMCLK_PMU
SMDAT_PMU
5VDDM
D76 DIODE STKY RB751V-40 40V 200mA SOD-323 2PIN PSI LR
R542
10KΩ 5% 1/16W SMT0402 LR
TRACE 30MIL
16
C117
3
5
2
6
7
8
9
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
20MIL
R543
10KΩ 5% 1/16W SMT0402 LR
DXP2
SGND2
Place this TR closed to 
VGA Chip.
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR (NU)
D  S
Q103
D  S
Q104
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR (NU)
P N
C527
0.1uF 16V 80-20% SMT0402 Y5V LR
C525
2200pF 50V 10% SMT0402 X7R LR
SCL_TH
G
SDA_TH
C526 
1000pF 50V 10% SMT0402 X7R LR
R544
100Ω 1% 1/10W SMT0603 LR
RP88
124
4.7KΩ 5% 1010 1/16W 4P2R LR (NU)
2005.2.15
5VDDM <22,24,26,29,32,34,35,36,37,41,42,48,52>
THERMDA <8>
Trace=10mil and together
THERMDC <8>
C1296
3
33pF 50V 5% SMT0402 NPO LR(NU)
C1297 
33pF 50V 5% SMT0402 NPO LR(NU)
R978 SPWR 0 5% 1/16W 0603
L27 SPWR 0 5% 1/16W 0603
1
1
2
2
3
3
CON ENTERY SMT 3PIN P=1.25 3802-03
1.Far away the CRT,clock generator,memory bus,PCI bus.
2.As close CPU as possible.
CN9
20-24197-20
10 mil
10 mil
B  B
6mil
Q84
HOT_DOWN0
A  A
8
7
6
B
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
E  C
5
VDDS0  <33>
4
5VDDM <22,24,26,29,32,34,35,36,37,41,42,48,52>
5VDDM
3VDDS <21,23,24,25,26,28,30,33,34,36,37,39,45,48>
3VDDS
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
3
Date:  Sheet
2
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<Thermal / RTC>
11  56 Sunday, December 10, 2006
of
1
0.4
 
Page 12
5
3VDDM_CLK
C213
C224
D  D
EMI 
requst
0.1uF 16V 80-20% SMT0603 Y5V LR
4/2
0.1uF 16V 80-20% SMT0603 Y5V LR
33pF 50V 5% SMT0402 NPO LR(NU)
ICH_SMBDAT <13,18,19, 24>
ICH_SMBCLK <13,18,19,2 4>
Clock Latout Guideline
CLOCKS
CPU_BCLK[1..0]
HOST
MCH_BCLK[1..0]
Clock
ITP_BCLK[1..0]
CLK_ICH66
CLK66 
Clock
CLK_MCH66
C  C
CLK_AGP
CLK_ICHPCI
CLK33
CLK_SIOPCI
Clock
CLK_FWHPCI
PCI
CLK_MINIPCI
Clock
CLK_1394PCI
CLK_PMU08PCI
CLK_CBPCI
CLK_SIO14
CLK14
CLK_ICH14
Clock
CLK_TV14
CLK_ICH48
CLK_MCH48
B  B
4.5" ~ 9.0 "
MAX : 8.5"
4.5" ~ 9.0 "
3.5" ~ 12.5"
LENGTH
2" ~ 8 "
4.5"~9.0"
2.0"~9.0"
TRACE / SPACE
5 / 20 mils
(5 mil space 
between 1 &
0)
5 / 20 mils
5 / 20 mils
5 / 20 mils
5 / 20 mils
5 / 20 mils
1.
Differentials pairs with 
the same length
(within 10 mil)
2.CPU & NB trace 
mismatch within 
20 mil
Length mismatch 
within 100 mils
Length same as 
CLK66 Clock
Length mismatch 
within 100mils
1.Making PCI length with
minimum various
2. Length Require 
  CLK33-2.5"
3. Length mismatch 
  +/- 2.0"
1. Length mismatch 
  +/- 500 mils
DISPCLKI, DISPCLKO
L76
3VDDM
SPWR 0 5% 1/16W 060 3
10uF 10V +80-20% SMT0805 Y5V LR
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
3VDDM_CLK
C1300 
33pF 50V 5% SMT0402 NPO LR(NU)
C1301
R977  4.7KΩ 5% 1/16W SMT0402 LR
3VDDM <10,11,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46 ,48,52>
CLK_ENB <10>
NOTES
GND Shielding
GND Shielding
10 mil space
10 mil space
Change to 05-23728-01 libarary 2006.07.25 Modify
3VDDM <10,11,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46 ,48,52>
R663
10KΩ 1% 1/16W SMT040 2 LR
DISPCLKO <16>
A  A
5
SSON
ASIC Spread Spectrum for EMI ASM3P2598AF-06-OR TSOT-23 6PIN ALSC LR
4
>60mil
C720
B
1 
2
0.01uF 16V 10% SMT0402 X 7R LR
C214
4.7KΩ 5% 1010 1/16W 4P2R LR(NU)
BIOS not 
ready
R1067
R1068
Q82 
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
E  C
FREQ XTL 14.318180MHz HC-49/U-S SMD 2PIN 18pF ±30ppm NXE14.31818AC18F NSK L R
FS4
0  0 
0
0
0
0  0 
0
0  1 
0
0
0 
0
0
0
0
U75
6
VSS
SSON
5
NC
ModOUT
4 3
VDD CLKIN
0.1uF 16V 80-20% SMT0402 Y5V L R
4
0.01uF 16V 10% SMT0402 X 7R LR
C216
475Ω 1% 1/10W SMT0603 LR
5 mil space
5 mil space
5 mil space
0.01uF 16V 10% SMT0402 X7R LR
C215
C217
C223
0.01uF 16V 10% SMT0402 X 7R LR
3VDDM <10,11,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46 ,48,52>
4
3
RP83
1
2
SHW 0 5% 1/16W 0402
SDAT 
SCLK
SHW 0 5% 1/16W 0402
VTTPWRGD
R201
FS2  AGP
0 
0 
0 
0 
1 
1 
1
IREF
Y4
X1_CLK
C724
C723
27pF 50V 5% SMT0402 NPO LR
27pF 50V 5% SMT0402 NPO LR
CPU
0
266.00M
0
1
0
133.00M
200.00M
1 
1
166.67M
333.33M
0  14.318M
0 
0
1
100.00M
0
1
400.00M
1
200.00M 1
1
3VDDM <10,11,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46 ,48,52>
R651
22Ω 1% 1/16W SMT0402 LR
C694
3
U61
X1_CLK
6
X1
X2_CLK
7
X2
1
VDDA
3
VDDREF
10
VDDPCI1
16
VDDPCI2
PCI6
20
TURBO/PCI6
22
VDD48
26
VDD3V66
39
VDDPCIEX_1
45
VDDPCIEX_2
49
FS0 
FS1 
FS2 
FS3 
PCI33_2 
PCI33_3 
PCI33_4 
PCI33_5
MODE 
SEL_48M
VTTPWRGD
X2_CLK
DISPCLKI  <16>
VDDCPU
4
FS0/REF0
5
FS1/REF1
11
FS2/PCI0
12
FS3/PCI1
13
PCI2/TB_EN
14
PCI3
17
PCI4
18
PCI5
23
48MHz/Mode0
24
SEL24_48#/24_48MHz
SCLK
31
SCLK
SDAT
48
SDATA
9
VTTPWGD/PD
21
RESET
IREF
55
IREF
Clock Layout :
1. Close to Clock generator
2. Trace as short as possible and use 12 mil
3. Place crystal within 500 mils of CLK Generator
REF FS1
PCI FS0 FS3
33.33M
66.67M
66.67M
66.67M  14.318M
66.67M
66.67M 0
66.67M
66.67M
66.67M
33.33M
33.33M
33.33M
33.33M
33.33M
33.33M
33.33M
14.318M
14.318M
14.318M
14.318M
14.318M
14.318M
CPUT0
CPUC0
CPUT1
CPUC1
CPUT2/PCIEXT0
CPUC2/PCIEXC0
PCIEXT1
PCIEXC1
33Ω 5% SMT1010 1/16W 4P2R RS2N-33R0-J2N CYNTEC LR
PCIEXT2
PCIEXC2
PCIEXT3
PCIEXC3
PCIEXT4/PEREQ1 
PCIEXC4/PEREQ2
PCIEXT5/CPU_Stop
PCIEXC5/PCIEX_Stop
3V66_0
FS4/3V66_1
ITP_EN/3V66_2
GND
GNDREF 
GNDPCI1 
GNDPCI2
GND48
GND3V66
GNDPCIEX_1
GNDPCIEX_2
GNDCPU
GND
40
52
56
ASIC CLOCK-G/Buffers ICS953009AFLF-T SSOP 56PIN ICS LR
3
CPUT0
54
CPUC0
53
CPUT1
51
CPUC1
50
49.9Ω 1% 1/16W SMT0402 LR
47 
46
124
44 
43
42 
41
38 
37
36 
35
CPUSTP0_I
34
PCISTP0_I
33
CLK66M0
29
FS4
28
CLK66_2
27
2 
8 
15 
19 
25 
30 
32
R982 
R984
RP45
For Yonah selection. (533 or 667)
For C7 selection. (533 or 400)
49.9Ω 1% 1/16W SMT0402 LR
3
DIODE STKY RB751V-40 40V 200mA SOD-323 2PIN PSI LR
CPUSTP0_I
PCISTP0_I
DIODE STKY RB751V-40 40V 200mA SOD-323 2PIN PSI LR
H_BSEL0 <8>
H_BSEL1 <8>
H_BSEL2 <8>
Q118
TRANS NPN MMBT2222A 40V 600mA SOT-23 3PIN PSI LR (NU)
For (C7 800)
Q105
TRANS NPN MMBT2222A 40V 600mA SOT-23 3PIN PSI LR 
Q117
TRANS NPN MMBT2222A 40V 600mA SOT-23 3PIN PSI LR (NU)
FS1 
FS0
MODE
PEXCLKP_NB <17> 
PEXCLKN_ NB <17>
E  C
CLK66_2 
CLK66_2
FS2
FS3 
PCI33_2 
PCI33_3 
PCI33_4
PCI33_5
CPUT1 
CPUC1
33Ω 5% SMT1010 1/16W 4P2R RS2N-33R0-J2N CYNTEC LR
CPUT0 
CPUC0
33Ω 5% SMT1010 1/16W 4P2R RS2N-33R0-J2N CYNTEC LR
10KΩ 5% 1/16W SMT0402 LR 
R1427
R1428 
10KΩ 5% 1/16W SMT0402 LR
P  N
P  N
3VDDM <10,11,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46 ,48,52>
VCCP  <8,9,14,17,25,26,38,46 >
R219 
10KΩ 5% 1/16W SMT0402 LR
R1414 
10KΩ 5% 1/16W SMT0402 LR (NU)
B
10KΩ 5% 1/16W SMT040 2 LR 
R1409
(This bit can float)
3VDDM <10,11,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46 ,48,52>
VCCP  <8,9,14,17,25,26,38,46 >
R220 
10KΩ 5% 1/16W SMT0402 LR
R1408 
10KΩ 5% 1/16W SMT040 2 LR
B
10KΩ 5% 1/16W SMT040 2 LR
E  C
E  C
R221
3VDDM <10,11,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46 ,48,52>
VCCP  <8,9,14,17,25,26,38,46 >
R1413 
10KΩ 5% 1/16W SMT0402 LR (NU)
R1412 
10KΩ 5% 1/16W SMT0402 LR (NU)
B
10KΩ 5% 1/16W SMT040 2 LR 
R217
(This bit can float)
2
Damping resistor 
close to IC.
R980  33Ω 1% 1/16W SMT0402 LR 
R981  33Ω 1% 1/16W SMT0402 LR
R983  33Ω 1% 1/16W SMT0402 LR
R986  22Ω 5% 1/16W SMT0402 LR Sn
R987  22Ω 5% 1/16W SMT0402 LR Sn
R988  33Ω 1% 1/16W SMT0402 LR
R990  33Ω 1% 1/16W SMT0402 LR 
R992  33Ω 1% 1/16W SMT0402 LR(NU) 
R993  33Ω 1% 1/16W SMT0402 LR 
R994  33Ω 1% 1/16W SMT0402 LR
R1020  33Ω 5% 1/16W SMT0402 LR Sn
RP49
124
3
RP50
124
3
Under 
500mil
SEL_48M
D80
D81
(Ca
(Ca n't be floating)
n't be floating)
(Ca(Ca
n't be floating) n't be floating)
2
Under 
200mil
R692
10KΩ 5% 1/16W SMT040 2 LR
3VDDM
CPUSTP0  <24>
PCISTP0  <24 >
FSBSEL0  <37>
FSO0
FSBSEL1  <37>
FSO1
FSBSEL2  <37>
FSO2
1
FSO1
CLK14M_SB <24>
FSO0
CLK14M_GU I <16>
CLK48M_SB <23>
CLK66M_NB <17> 
CLK66M_SB <25>
FSO2
CLK33M_SB <25>
FSO3
CLK33M_EC <33> 
CLK33M_AP IC <25> 
CLK33M_KBC <34>
Under
R995  49.9Ω 1% 1/16W SMT0402 LR
500mil
R996  49.9Ω 1% 1/16W SMT0402 LR
R997  49.9Ω 1% 1/16W SMT0402 LR 
R998  49.9Ω 1% 1/16W SMT0402 LR
GND Shielding
Under 
500mil
GND Shielding
CPU_BCLK <8> 
CPU_BCLK0 <8>
HCLKNB  <14> 
HCLKNB0  <14>
HCLK+
HCLK-
CLK33M_FW H <38>
CLK33M_MIN I <29>
20 mil space
5 mil space
20 mil space
(5 mil width for differential signals and GND shiekding)
C732 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
CLK14M_SB
C729 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
CLK14M_GU I
CLK48M_SB
C230 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
CLK66M_NB
C697 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
C698 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
CLK66M_SB
CLK33M_SB
C241 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
CLK33M_EC
C239 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
CLK33M_API C
C237 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR (NU)
C235 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
CLK33M_K BC
CLK33M_FWH
C234 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
C231 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
CLK33M_MINI
CPU_BCLK
C709 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
C704 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
CPU_BCLK0
C707 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
HCLKNB
C708 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
HCLKNB0
MODE
FSO3 
FS4
Default 533 
Only FS1 no 120K inernal pull down
R1409,R221,R217, R214,R1410, 
(R742,R1411) should be very, 
very close to their lines. 
Q118,Q105,Q117 needn't.
Title
VA250 < Yonah + VN896 + VT8237A >
Size Document Number  Rev
C
<Clock-Gen>
Date:  Sheet
R215  10KΩ 5% 1/16W SMT040 2 LR
R214  10KΩ 5% 1/16W SMT0402 LR(NU) 
R742  10KΩ 5% 1/16W SMT0402 LR(NU)
R1410  10KΩ 5% 1/16W SMT0402 LR(NU) 
R1411  10KΩ 5% 1/16W SMT0402 LR(NU)
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)875 1-8751
1
5 mil space
5 mil space
5 mil space
5 mil space
3VDDM
3VDDM
12  56 Sunday, December 10, 2006
of
3VDDM <10,11,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46, 48,52>
0.4
 
Page 13
10
INPUT
H  H
G  G
FB_OUT
FB_IN
DDRCLK0
DDRCLK0#
DDRCLK1
DDRCLK1#
DDRCLK2
DDRCLK2#
L2: 6"
22
0
C_open
0
DDRCLK3
DDRCLK3#
DDRCLK4
DDRCLK4#
DDRCLK5
DDRCLK5#
F  F
C_open
DDR Clock Buffer
FWDSDCLKOU
L4: 12.6"
L4:L2+L3-L1+5.6"
10PF
9
L1=LMD1+LMD2
22
10PF
L3: 4"
L3: 4"
8
VIA 
VN800
DIMM1 DIMM2
0.1uF 16V 80-20% SMT0402 Y5V LR
ICH_SMBDAT <12,18,19,24>
ICH_SMBCLK <12,18,19,24>
DCLKO+ <15>
DCLKO- <15>
Close to clock buffer
7
2.5VDDM <8,20,23,24,25,26,36,45>
C254
0.1uF 16V 80-20% SMT0402 Y5V LR
R1400 
100Ω 1% 1/16W SMT0402 LR
C248
6
1.8VDDM_CLK
U37
21
VDD2.5/1.8
27
VDD2.5/1.8
10
VDD2.5/1.8
26
AVDD25
1
AVDD25
16
SDATA
15
SCLK
3
BUF_INT
4
BUF_INC
9
GND
22
GND
28
GND
25
AGND
2
AGND
ASIC CLOCK-BUFFER ICS9P936AFLF-T SSOP 28PIN ICS LR
DDRT0 
DDRC0
DDRT1 
DDRC1
DDRT2 
DDRC2
DDRT3 
DDRC3
DDRT4 
DDRC4
DDRT5 
DDRC5
FBOUT_T
FBOUT_C
5
4
DDR CLOCK BUFFER
EMI solution 2006.0627
DDRT0
5 
6
7 
8
13 
14
18 
17
20 
19
24 
23
11
12
RP51  22Ω 5% SMT1010 1/16W 4P2R RS2N-22R0-J2N CYNTEC LR
DDRC0
DDRT1 
DDRC1
DDRT2 
DDRC2
DDRT3 
DDRC3
3/30 modify 
GGT request
3
124
RP52  22Ω 5% SMT1010 1/16W 4P2R RS2N-22R0-J2N CYNTEC LR
3
124
RP53  22Ω 5% SMT1010 1/16W 4P2R RS2N-22R0-J2N CYNTEC LR
3
124
RP54  22Ω 5% SMT1010 1/16W 4P2R RS2N-22R0-J2N CYNTEC LR
124
3
R508
22Ω 1% 1/16W SMT0402 LR
C500
10pF 50V 5% SMT0402 NPO LR
DCLKI  <15>
3
C498  10pF 50V ±0.5pF SMT0402 NPO LR
C501  10pF 50V ±0.5pF SMT0402 NPO LR
C499  10pF 50V ±0.5pF SMT0402 NPO LR
C497  10pF 50V ±0.5pF SMT0402 NPO LR
C496  10pF 50V ±0.5pF SMT0402 NPO LR
2
C502  10pF 50V ±0.5pF SMT0402 NPO LR
C440  10pF 50V ±0.5pF SMT0402 NPO LR
C441  10pF 50V ±0.5pF SMT0402 NPO LR
1
M_CLK_DDR0 <19> 
M_CLK_DDR00 <19>
M_CLK_DDR1 <19> 
M_CLK_DDR10 <19>
M_CLK_DDR2 <18> 
M_CLK_DDR20 <18>
M_CLK_DDR3 <18> 
M_CLK_DDR30 <18>
EMI solution 2006.0627
E  E
1.8VDDM <45>
D  D
C510
L57 
SPWR 0 5% 1/16W 0603
1.8VDDM_CLK
Mount these capacitor 2006.0602 Modify
>40 mil
C97
C108
C504
+
C  C
0.1uF 16V 80-20% SMT0402 Y5V LR
B  B
T10uF 10V ±20% SMT3216 ESR=4.0Ω T491A106M010AT KEMET LR
A  A
10
9
8
C99
0.1uF 16V 80-20% SMT0603 Y5V LR
0.1uF 16V 80-20% SMT0603 Y5V LR
0.1uF 16V 80-20% SMT0603 Y5V LR
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
7
6
5
4
3
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<clock buffer>
2
13  56 Sunday, December 10, 2006
of
1
0.4
 
Page 14
10
H  H
G  G
F  F
E  E
D  D
C  C
9
AGTL+_HA0[31..3] <8> 
AGTL+_HREQ0[4..0] <8> 
AGTL+_HD0[63..0] <8>
AGTL+_CPURST0 <8,26>
8
AGTL+_ADSTB00 <8> 
AGTL+_ADSTB10 <8>
AGTL+_ADS0 <8> 
AGTL+_BNR0 <8> 
AGTL+_BPRI0 <8>
AGTL+_BR00 <8>
AGTL+_DBSY0 <8>
AGTL+_DEFER0 <8>
AGTL+_DRDY0 <8>
AGTL+_HIT0 <8>
AGTL+_HITM0 <8> 
AGTL+_LOCK0 <8> 
AGTL+_TRDY0 <8>
AGTL+_HREQ0[4..0] <8>
AGTL+_RS0[2..0] <8>
AGTL+_DINV00 <8> 
AGTL+_DINV10 <8> 
AGTL+_DINV20 <8> 
AGTL+_DINV30 <8>
HCLKNB <12> 
HCLKNB0 <12>
GTLVREF_NB
R1026 180Ω 1% 1/10W SMT0603 LR
VCCP <8,9,12,17,25,26,38,46>
R1027 360Ω 1% 1/10W SMT0603 LR
AGTL+_HA03 
AGTL+_HA04 
AGTL+_HA05 
AGTL+_HA06 
AGTL+_HA07 
AGTL+_HA08 
AGTL+_HA09 
AGTL+_HA010 
AGTL+_HA011 
AGTL+_HA012 
AGTL+_HA013 
AGTL+_HA014 
AGTL+_HA015 
AGTL+_HA016 
AGTL+_HA017 
AGTL+_HA018 
AGTL+_HA019 
AGTL+_HA020 
AGTL+_HA021 
AGTL+_HA022 
AGTL+_HA023 
AGTL+_HA024 
AGTL+_HA025 
AGTL+_HA026 
AGTL+_HA027 
AGTL+_HA028 
AGTL+_HA029 
AGTL+_HA030 
AGTL+_HA031
AGTL+_HREQ00 
AGTL+_HREQ01 
AGTL+_HREQ02 
AGTL+_HREQ03 
AGTL+_HREQ04 
AGTL+_RS00 
AGTL+_RS01 
AGTL+_RS02
R1443 0Ω 5% 1/16W SMT0402 LR
7
VCCP <8,9,12,17,25,26,38,46>
B17
A17
A18
A19
A20
A21
U65A
M33
HA03#
N34
VTT_1
VTT_2
VTT_3
VTT_4
VTT_5
HA04#
R33
HA05#
T33
HA06#
R34
HA07#
P36
HA08#
P34
HA09#
N35
HA10#
R36
HA11#
U36
HA12#
U34
HA13#
U35
HA14#
T30
HA15#
U32
HA16#
W35
HA17#
V32
HA18#
V36
HA19#
V34
HA20#
W36
HA21#
W34
HA22#
AA36
HA23#
V33
HA24#
AA34
HA25#
Y35
HA26#
Y33
HA27#
AA32
HA28#
W32
HA29#
V31
HA30#
W31
HA31#
Y31
HA32#
Y31, AB31 no pad on VN896
AB31
HA33#
R35
HADSTB0P#
W33
HADSTB1#
L35
ADS#
K35
BNR#
J32
BPRI#
M34
BREQ0#
K32
DBSY#
J33
DEFER#
K33
DRDY#
L36
HIT#
L34
HITM#
J34
HLOCK#
M35
HTRDY#
T32
HREQ0#
T31
HREQ1#
R32
HREQ2#
M32
HREQ3#
M31
HREQ4#
J35
RS0#
N36
RS1#
J36
RS2#
C31
HDBI0#
E35
HDBI1#
G27
HDBI2#
D22
HDBI3#
F22
CPURST#
AC29
HCLK+
AC30
HCLK-
U30
GTLVREF0
J25
GTLVREF1
G22
GTLCOMPP
H22
GTLCOMPN
ASIC NB VN896 HSBGA 951PIN VER:CD VIA LR
GND
GND
GND
GND
GND
GND
A1A2A8
A10
A22
A25
A3
6
B18
B19
B20
B21
C17
C18
C19
C20
C21
D17
D18
D19
D20
D21
E17
E18
E19
E20
E21
F17
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
VTT_19
VTT_20
VTT_21
VTT_22
VTT_23
VTT_24
VTT_25
VTT_26
Rev1.9
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
B2B3B4
A27
B36C2C3C4C5E6C26
A29
A31
A33
A35
C27
D3
D4D5D6D8D11
GND
5
F18
F19
F20
F21
G17
G18
G19
G20
G21
AGTL+_HD00
B35
HD00#
AGTL+_HD01
A36
HD01#
AGTL+_HD02
C33
HD02#
VTT_27
VTT_28
VTT_29
VTT_30
VTT_31
VTT_32
VTT_33
VTT_34
VTT_35
AGTL+_HD03
C32
HD03#
AGTL+_HD04
E31
HD04#
AGTL+_HD05
B34
HD05#
AGTL+_HD06
B33
HD06#
AGTL+_HD07
A34
HD07#
AGTL+_HD08
D30
HD08#
AGTL+_HD09
A30
HD09#
AGTL+_HD010
B31
HD10#
AGTL+_HD011
B30
HD11#
AGTL+_HD012
E30
HD12#
AGTL+_HD013
C29
HD13#
AGTL+_HD014
B29
HD14#
AGTL+_HD015
C30
HD15#
AGTL+_HD016
D36
HD16#
AGTL+_HD017
F36
HD17#
AGTL+_HD018
G36
HD18#
AGTL+_HD019
H34
HD19#
AGTL+_HD020
H35
HD20#
AGTL+_HD021
F35
HD21#
AGTL+_HD022
G35
HD22#
AGTL+_HD023
C36
HD23#
AGTL+_HD024
D35
HD24#
AGTL+_HD025
F34
HD25#
AGTL+_HD026
F33
HD26#
AGTL+_HD027
G34
HD27#
AGTL+_HD028
G33
HD28#
AGTL+_HD029
E33
HD29#
AGTL+_HD030
H32
HD30#
AGTL+_HD031
G32
HD31#
AGTL+_HD032
E28
HD32#
AGTL+_HD033
E29
HD33#
AGTL+_HD034
D28
HD34#
AGTL+_HD035
D27
HD35#
AGTL+_HD036
C28
HD36#
AGTL+_HD037
H28
HD37#
AGTL+_HD038
G28
HD38#
AGTL+_HD039
F28
HD39#
AGTL+_HD040
E27
HD40#
AGTL+_HD041
D26
HD41#
AGTL+_HD042
D25
HD42#
AGTL+_HD043
E25
HD43#
AGTL+_HD044
F25
HD44#
AGTL+_HD045
G25
HD45#
AGTL+_HD046
H26
HD46#
AGTL+_HD047
H25
HD47#
AGTL+_HD048
B23
HD48#
AGTL+_HD049
B25
HD49#
AGTL+_HD050
E23
HD50#
AGTL+_HD051
B27
HD51#
AGTL+_HD052
B28
HD52#
AGTL+_HD053
A28
HD53#
AGTL+_HD054
B24
HD54#
AGTL+_HD055
B26
HD55#
AGTL+_HD056
A26
HD56#
AGTL+_HD057
C23
HD57#
AGTL+_HD058
C22
HD58#
AGTL+_HD059
A23
HD59#
AGTL+_HD060
G23
HD60#
AGTL+_HD061
A24
HD61#
AGTL+_HD062
B22
HD62#
AGTL+_HD063
E22
HD63#
A32
HDSTB0P#
B32
HDSTB0N#
C35
HDSTB1P#
C34
HDSTB1N#
G26
HDSTB2P#
E26
HDSTB2N#
C24
HDSTB3P#
C25
HDSTB3N#
HADSTB0N#
GND
GND
GND
GND
GND
GND
GND
D23
D24
D29
D31
D32
D34E2E4
R1387
T35
0Ω 5% 1/16W SMT0402 LR (NU)
L31
DPWR#
GND
GND
GND
GND
E5
AGTL+_DPWR0 <8>
01-23694-01 for A1 version 
01-23694-02 for A2 version 
What's for A3 version?
4
AGTL+_DSTBP00 <8> 
AGTL+_DSTBN00 <8>
AGTL+_DSTBP10 <8> 
AGTL+_DSTBN10 <8>
AGTL+_DSTBP20 <8> 
AGTL+_DSTBN20 <8>
AGTL+_DSTBP30 <8> 
AGTL+_DSTBN30 <8>
H_ADSTB0N <8>
3
VCCP <8,9,12,17,25,26,38,46>
2
Place these parts near N.B 
as close as possible. 
C1158 10uF 10V +80-20% SMT0805 Y5V LR
C1159 10uF 10V +80-20% SMT0805 Y5V LR
C1160 10uF 10V +80-20% SMT0805 Y5V LR
C1161 10uF 10V +80-20% SMT0805 Y5V LR
C1162 10uF 10V +80-20% SMT0805 Y5V LR
C1033 1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
C1034 0.01uF 16V 10% SMT0402 X7R LR
C1035 0.01uF 16V 10% SMT0402 X7R LR
C1036 0.01uF 16V 10% SMT0402 X7R LR
C1037 0.01uF 16V 10% SMT0402 X7R LR
C1038 0.01uF 16V 10% SMT0402 X7R LR
C1157 0.01uF 16V 10% SMT0402 X7R LR
1
2006.10.15
VCCP <8,9,12,17,25,26,38,46>
B  B
Close to Ball, 
20mil width
A  A
10
9
GTLVREF_NB
Place these parts near N.B 
as close as possible. And 
place each capacitor per 
pin.
R1028 49.9Ω 1% 1/10W SMT0603 LR
R1029 100Ω 1% 1/10W SMT0603 LR
C1041 0.01uF 16V 10% SMT0402 X7R LR
C1042 0.01uF 16V 10% SMT0402 X7R LR
C1043 0.01uF 16V 10% SMT0402 X7R LR
close 
to N/B
8
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
7
6
5
4
3
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<VN800 host>
2
14  56 Sunday, December 10, 2006
of
1
0.4
 
Page 15
10
9
8
7
6
5
4
3
2
1
1.8VDD_DIMM <17,18,19,36,45,47>
H  H
M_D[63..0] <18,19>
G  G
F  F
E  E
D  D
M_DQM[7..0] <18,19>
M_D0 
M_D1 
M_D2 
M_D3 
M_D4 
M_D5 
M_D6 
M_D7 
M_D8 
M_D9 
M_D10 
M_D11 
M_D12 
M_D13 
M_D14 
M_D15 
M_D16 
M_D17 
M_D18 
M_D19 
M_D20 
M_D21 
M_D22 
M_D23 
M_D24 
M_D25 
M_D26 
M_D27 
M_D28 
M_D29 
M_D30 
M_D31 
M_D32 
M_D33 
M_D34 
M_D35 
M_D36 
M_D37 
M_D38 
M_D39 
M_D40 
M_D41 
M_D42 
M_D43 
M_D44 
M_D45 
M_D46 
M_D47 
M_D48 
M_D49 
M_D50 
M_D51 
M_D52 
M_D53 
M_D54 
M_D55 
M_D56 
M_D57 
M_D58 
M_D59 
M_D60 
M_D61 
M_D62 
M_D63
M_DQM0 
M_DQM1 
M_DQM2 
M_DQM3 
M_DQM4 
M_DQM5 
M_DQM6 
M_DQM7
AF35
AG34
AJ36 
AK35 
AF34
AG35
AJ34 
AK34
AG32
AF32 
AH30 
AJ31 
AF31 
AH32 
AH31 
AJ32 
AK33 
AL36 
AP35 
AL34 
AL35
AM35
AT36
AM34
AK24 
AL23
AM24
AJ22 
AK23
AN24 
AM23 
AM22
AK20
AK19 
AM19
AR18
AL20 
AM20
AL18 
AM18
AR17
AT16
AN16
AN15 
AM17
AP17 
AM16 
AM15
AN22
AN21
AP19
AT18
AT21
AR21
AT19
AR19
AR14 
AM14
AP13
AR11
AP14
AN14
AT12
AP12
AH36
AF30
AN36
AN23
AN20
AT15
AP21
AT13
U65B
MD00 
MD01 
MD02 
MD03 
MD04 
MD05 
MD06 
MD07 
MD08 
MD09 
MD10 
MD11 
MD12 
MD13 
MD14 
MD15 
MD16 
MD17 
MD18 
MD19 
MD20 
MD21 
MD22 
MD23 
MD24 
MD25 
MD26 
MD27 
MD28 
MD29 
MD30 
MD31 
MD32 
MD33 
MD34 
MD35 
MD36 
MD37 
MD38 
MD39 
MD40 
MD41 
MD42 
MD43 
MD44 
MD45 
MD46 
MD47 
MD48 
MD49 
MD50 
MD51 
MD52 
MD53 
MD54 
MD55 
MD56 
MD57 
MD58 
MD59 
MD60 
MD61 
MD62 
MD63
DQM0# 
DQM1# 
DQM2# 
DQM3# 
DQM4# 
DQM5# 
DQM6# 
DQM7#
AC24
AD17
AD19
AD21
AJ28
AK25
AK27
AK29
AL26
AL28
AL30
AM25
AM29
AM31
AN26
AN27
AA24
AB24
VCCMEM
VCCMEM
AD23
AD24
AJ26
AD22
AD20
AD16
AD18
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
AN31
AM27
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
AT35
AN33
AP30
AR26
AR33
AT25
AT28
AT31
M_BA0
AR28
BA0
M_BA1
AP29
BA1
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
VCCMEM
M_BA2
AP33
BA2
M_AA0
AT29
MA00
M_AA1
AR30
MA01
M_AA2
AR29
MA02
M_AA3
AT30
MA03
M_AA4
AN30
MA04
M_AA5
AP31
MA05
M_AA6
AR31
MA06
M_AA7
AT32
MA07
M_AA8
AP32
MA08
M_AA9
AN32
MA09
M_AA10
AN29
MA10
M_AA11
AR32
MA11
M_AA12
AT33
MA12
M_AA13
AR25
MA13
M_RAS
AN28
SRAS#
M_CAS
AR27
SCAS#
M_WE
AP28
SWE#
AT27
CS0#
AP27
CS1#
AT24
CS2#
AP26
CS3#
AT34
CKE0
AP34
CKE1
AR34
CKE2
AN34
CKE3
AT26
ODT0
AP25
ODT1
AR24
ODT2
AN25
ODT3
DQS0+
DQS0-
DQS1+
DQS1-
DQS2+
DQS2-
DQS3+
DQS3-
DQS4+
DQS4-
DQS5+
DQS5-
DQS6+
DQS6-
DQS7+
DQS7-
MCLKI
MCLKO+
MCLKO-
MEMVREF0 
MEMVREF1
MEMDET
DMCOMP
M_DQS_P0
AJ35
M_DQS_N0
AH35
M_DQS_P1
AH33
M_DQS_N1
AH34
M_DQS_P2
AR36
M_DQS_N2
AP36
M_DQS_P3
AR22
M_DQS_N3
AP23
M_DQS_P4
AP18
M_DQS_N4
AN18
M_DQS_P5
AP15
M_DQS_N5
AR15
M_DQS_P6
AP20
M_DQS_N6
AR20
M_DQS_P7
AR12
M_DQS_N7
AR13
AB34
RP90  22Ω 5% SMT1010 1/16W 4P2R RS2N-22R0-J2N CYNTEC LR
AB35 
AB36
124
MVREF_NB
AG29 
AJ18
MEMDET
AF36
DMCOMP
AM33
M_BA[2..0] <18,19>
M_AA[13..0] <18,19>
M_RAS  <18,19> 
M_CAS  <18,19> 
M_WE  <18,19>
M_CKE0_R0 <18,19> 
M_CKE1_R0 <18,19> 
M_CKE2_R0 <18> 
M_CKE3_R0 <18>
MCH_ODT0 <18,19> 
MCH_ODT1 <18,19> 
MCH_ODT2 <18> 
MCH_ODT3 <18>
3
DCLKI  <13>
DCLKO+ <13> 
DCLKO-  <13>
DCLKI = L_DDR + 2". 
DCLKO as short as possible.
close to N/B, 
20mil width
R1034
301Ω 1% 1/10W SMT0603 LR
M_DQS_P0 
M_DQS_P1 
M_DQS_P2 
M_DQS_P3 
M_DQS_P4 
M_DQS_P5 
M_DQS_P6 
M_DQS_P7
M_CS0_R0 <18,19> 
M_CS1_R0 <18,19> 
M_CS2_R0 <18> 
M_CS3_R0 <18>
M_DQS_P[7..0] <18,19>
M_DQS_N0 
M_DQS_N1 
M_DQS_N2 
M_DQS_N3 
M_DQS_N4 
M_DQS_N5 
M_DQS_N6 
M_DQS_N7
MEMDET
DDR_1.8VDDS <17,18,19,36,45,47>
M_DQS_N[7..0] <18,19>
1.8VDD_DIMM <17,18,19,36,45,47>
R1032
10KΩ 5% 1/16W SMT0402 LR
R1033
10KΩ 5% 1/16W SMT0402 LR(NU)
>80MIL
1.8VDD_DIMM <17,18,19,36,45,47>
C1045 22uF 10V 80-20% SMT1206 Y5V C3216Y5V1A226Z TDK LR
C1046 4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR
C1047 4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR
C1048 0.01uF 16V 10% SMT0402 X7R LR
C1049 0.01uF 16V 10% SMT0402 X7R LR
C1050 0.01uF 16V 10% SMT0402 X7R LR
C1149 1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
C1148 1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
C1150 1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
C1151 1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
C1155  0.1uF 10V 10% SMT0402 X5R LR
C1154 0.1uF 10V 10% SMT0402 X5R LR
C1153 0.1uF 10V 10% SMT0402 X5R LR
MEMDET 
0 =>DDR 
1=>DDR2
ASIC NB VN896 HSBGA 951PIN VER:CD VIA LR
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
C  C
1.8VDD_DIMM <17,18,19,36,45,47>
150Ω 1% 1/10W SMT0603 LR
R1035
R1036
B  B
150Ω 1% 1/10W SMT0603 LR
10/25 
NU
C1065
E7
E9
Close to 
Ball
C1066
0.1uF 16V 80-20% SMT0402 Y5V LR
GND
E34
E36F1F2F4F5F6F7
> 10 mil
C1067
0.1uF 16V 80-20% SMT0402 Y5V LR
C1068
A  A
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
10
9
GND
F10
F14
F23
F26
F27
F29
F30
F32G1G2G4G7
G11
G29H2H4H7H23
H24
F24
MVREF_NB
C1071
C1070
C1069
1000pF 50V 10% SMT0402 X7R LR
1000pF 50V 10% SMT0402 X7R LR
1000pF 50V 10% SMT0402 X7R LR(NU)
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
H27
8
H31
GND
H33
H36J2J4J5J6
7
GND
J7
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
6
5
4
3
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<VN800 DDR2>
2
15  56 Sunday, December 10, 2006
of
1
0.4
 
Page 16
10
H  H
G  G
F  F
E  E
D  D
C  C
9
VL_AD[15..8] <25>
VL_PAR <25>
80.6Ω 1% 1/10W SMT0603 LR
RED <22> 
GREEN <22> 
BLUE <22>
HSYNC <22> 
VSYNC <22>
PCI_INTA0 <23,29>
ENVEE <20> 
GPOUT
CLK14M_GUI <12>
R1047
VL_AD8 
VL_AD9 
VL_AD10 
VL_AD11 
VL_AD12 
VL_AD13 
VL_AD14 
VL_AD15
VL_VPAR
VCC_DAC1 
VCC_DAC2
> 10mil 
width
ENVEE 
GPOUT
VCC_PLL1 
VCC_PLL2 
VCC_PLL3
RSET
8
AM1 
AM3 
AT5 
AM6
AL2
AL1 
AN6 
AT6
AM4
C14 
D14
E14
E12
F12
A13
A12
B13
B12
C13
H13
B8 
A6
D12
A16
A15
A14
B16
B15
B14
3VDDM <10,11,12,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
3VDDM_GFX
N15
N16
VCC33GFX
VD08 
VD09 
VD10 
VD11 
VD12 
VD13 
VD14 
VD15
VPAR
AR 
AG 
AB
HSYNC 
VSYNC
VCCA33DAC1 
VCCA33DAC2
GNDADAC 
GNDADAC
RSET
INTA#
GPO0 
GPOUT
XIN
VCCA33PLL1 
VCCA33PLL2 
VCCA33PLL3
GNDAPLL 
GNDAPLL 
GNDAPLL
GND
GND
GND
P21
P22
P33
7
3VDDM_GFX
C1072 0.01uF 16V 10% SMT0402 X7R LR
C1073 0.01uF 16V 10% SMT0402 X7R LR
N17
U18
U19
U20
U21
U22
U23
U31
U33V2V5V7V14
V15
V16
V17
V18
V19
V20
V22
V21
V23
V30
V35W2W5W7W14
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
VCC33GFX
VCC33GFX
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
P35
R5R6R7
R14
R2R4P23
GND
R15
R16
R17
R18
R19
R20
R21
R23
R30
R22
R31T2T4T5T7
GND
T14
T15
T16
6
W15
W16
W17
W18
W19
W20
W21
W22
W23
Y2
D13
F13
C12
FP00
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
T17
GND
T18
T19
T20
T21
T22
T23
T34
T36U2U5U7U14
GND
GND
GND
GND
GND
GND
FP01 
FP02 
FP03 
FP04 
FP05 
FP06 
FP07 
FP08 
FP09 
FP10 
FP11
DVPDET 
DVP0VS
FPCLK0
FPDEN0
FPDET0
FPHS0
FPVS0
SPCLK1 
SPCLK2
SPD1 
SPD2
BUSY#
DISPCLKO
DISPCLKI
ENBLT
ENVDD
GND
GND
GND
GND
GND
GND
GND
U15
U16
U17
5
U65D
ASIC NB VN896 HSBGA 951PIN VER:CD VIA LR
FPD0
H11
FPD1
D10
FPD2
C11
FPD3
C10
FPD4
E10
FPD5
G10
FPD6
F11
FPD7
C9
FPD8
E8
FPD9
B7
FPD10
F9
FPD11
C7
C6 
A5
B9
D9
A9
E11
B10
C8 
G13
A7 
E13
AC35
H12 
G12
A11 
B11
LCD_SPCLK
LCD_SPDAT
DISPCLKO_NB
DISPCLKI
DISPCLKO
DVP1VS  <17>
LCD_SPCLK <21>
LCD_SPDAT <21>
R466  SHW 0 5% 1/16W 0603
R1048
22Ω 5% 1/16W SMT0402 LR Sn
ENBKL  <20> 
ENVDD  <20,21>
C1083 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR(NU)
C1084 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR(NU)
FPD10
4
RP59
FPD1
1
FPD8
2
FPD2
3
FPD0
10KΩ 5% SMT2010 1/16W 8P4R LR
RP60
FPD9
1
FPD11
2 
3
FPD3
10KΩ 5% SMT2010 1/16W 8P4R LR
R1037
R1038
FPD4
R1039
FPD5
R1040
FPD6
R1041
FPD7
R1042
R1043
R1044
R1045
R1046
VECLK  <22>
VEDAT  <22>
AGP_BUSY0 <25>
DISPCLKO <12> 
DISPCLKI <12>
3VDDM
3
FD4 => port Muxing 
      0: Two 12-bit DVI interface 
      1: One 24-bit Panel interface 
FD5 => Dedicate DVI Port Configuration 
       0: TMDS
8 
7 
6 
5 4
8 
7 
6 
5 4
10KΩ 5% 1/16W SMT0402 LR(NU)
10KΩ 5% 1/16W SMT0402 LR
10KΩ 5% 1/16W SMT0402 LR(NU)
10KΩ 5% 1/16W SMT0402 LR(NU)
10KΩ 5% 1/16W SMT0402 LR(NU)
10KΩ 5% 1/16W SMT0402 LR
10KΩ 5% 1/16W SMT0402 LR
10KΩ 5% 1/16W SMT0402 LR
10KΩ 5% 1/16W SMT0402 LR (NU)
10KΩ 5% 1/16W SMT0402 LR
       1: TV Encoder 
FD6 => Dedicated DVI Port Selection 
       0: Disable 
       1: Enable 
FD7 => GFX clock select(Vck/LCDCK/ECK) 
       0: Refer Internal PLL(Default) 
       1: From External 
FD10 => CPUCK/MCK clock select 
       0: From NB(Default) 
       1: From External
3VDDM <10,11,12,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
> 20 mil
0.1uF 10V 10% SMT0402 X5R LR(NU)
> 20 mil
> 20 mil
VCC_PLL1
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
10uF 6.3V ±20% SMT0805 X5R CM21X5R106M06AT AVX/CYOCERA LR (NU)
> 20 mil
VCC_PLL2
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
10uF 6.3V ±20% SMT0805 X5R CM21X5R106M06AT AVX/CYOCERA LR (NU)
2
VCC_DAC1
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
C1075
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
VCC_DAC2
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
C1078
0.1uF 10V 10% SMT0402 X5R LR(NU)
C1081
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
C1086
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
L115
C1076
L116
C1079
L117
C1082
L118
C1087
1
check with 
VIA FAE
3VDDM
3VDDM
3VDDM
3VDDM
> 20 mil
VCC_PLL3
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
B  B
10uF 6.3V ±20% SMT0805 X5R CM21X5R106M06AT AVX/CYOCERA LR (NU)
C1089
A  A
10
9
8
7
L119
C1090 
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
6
3VDDM
5
4.7KΩ 5% 1010 1/16W 4P2R LR
4
3
RP58
1
2
4
SUPPORT "EDID"
LCD_SPCLK <21> 
LCD_SPDAT <21>
1.5VDDM <9,17,20,46>
1.5VDDM
2.5VDDM <8,13,20,23,24,25,26,36,45>
2.5VDDM
3VDDM <10,11,12,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
3VDDM
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
3
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<VN800 vedio>
2
16  56 Sunday, December 10, 2006
of
1
0.4
 
Page 17
10
9
8
7
6
5
4
3
2
1
22Ω 5% SMT2010 1/16W 8P4R LR
RP61
DVP1D18
1  8
DVP1CLK
2  7
DVP1D13
3  6
DVP1D15
4  5
DVP1D14
1  8
DVP1D12
2  7
DVP1DE
3  6
DVP1HS
4  5
DVP1D21
1  8
DVP1D23
2  7
DVP1D20
3  6
DVP1D19
4  5
DVP1D11
1  8
DVP1D10
2  7
DVP1D7
3  6
DVP1D5
4  5
DVP1D6
124
DVP1D4
22Ω 5% SMT1010 1/16W 4P2R RS2N-22R0-J2N CYNTEC LR
22Ω 5% 1/16W SMT0402 LR Sn C1099
DVP1D3
DVP1D2
DVP1D22
DVP1VS
PCIE_INTR0 <23>
PCIE_WAKE0 <24>
PCIE_PMESCI0 <24>
3VDDM <10,11,12,16,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
R458
R459 4.7KΩ 5% 1/16W SMT0402 LR(NU)
RP62
RP63
RP93
RP94
R1054
3
R1050
R1051
R1053
LD12 
FP_CLK 
LD9 
LD11 
LD10 
LD8 
FP_DE 
FP_HS 
LD15 
LD17 
LD14 
LD13 
LD7 
LD6 
LD5 
LD3 
LD4 
LD2
LD1
LD0
LD16
FP_VS  <20>
U65E
M17
Y5
GND
Y6
GND
Y7
GND
Y14
GND
Y15
GND
Y16
GND
Y17
GND
Y18
GND
Y19
GND
Y20
GND
Y21
GND
Y22
GND
Y23
GND
Y30
GND
Y32
GND
Y34
GND
Y36
GND
AA2
GND
AA4
GND
AA5
GND
AA7
GND
AA14
GND
AA15
GND
AA16
GND
AA17
GND
AA18
GND
AA19
GND
AA20
GND
AA21
GND
AA22
GND
AA23
GND
AA31
GND
AA33
GND
AA35
GND
AB2
GND
AB4
GND
AB5
GND
AB7
GND
AB14
GND
AB15
GND
AB16
GND
AB17
GND
AB18
GND
AB19
GND
AB20
GND
AB21
GND
AB22
GND
AB23
GND
AC2
GND
AC5
GND
AC6
GND
AC7
GND
AC14
GND
AC15
GND
AC16
GND
AC17
GND
AC18
GND
AC19
GND
AC20
GND
AC21
GND
AC22
GND
AC23
GND
AD2
GND
AD5
GND
AD32
GND
AE2
GND
AE5
GND
AE32
GND
AE34
GND
AF2
GND
AF3
GND
AF5
GND
AG2
GND
AG3
GND
AG4
GND
AG5
GND
AG30
GND
AG31
GND
AG33
GND
AG36
GND
ASIC NB VN896 HSBGA 951PIN VER:CD VIA LR
GND
GND
AJ23
AJ20
AJ19
5
LD[17..0]  <20>
FP_DE
FP_DE  <20>
FP_CLK
FP_CLK  <20>
FP_HS
FP_HS  <20>
VCCP <8,9,12,14,25,26,38,46>
T24
R24
N22
N23
N24
M18
M19
VTT
VTT
GND
GND
AJ33
AK17
P24
N18
N19
N20
N21
U24
V24
W24
Y24
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
GND
GND
GND
GND
GND
GND
AK18
AK22
AK32
AK36
AL3
GND
GND
GND
GND
GND
GND
GND
GND
AL33
AL24
AL22
AL19
AL17
AL16
AL15
AL7
AM2
4
1.5VDDM <9,20,46>
T100uF 2V ±20% ESR=18mΩ SMT7343 EEFCD0D101ER PANASONIC LR
C1360
+
C1145  0.1uF 10V 10% SMT0402 X5R LR
C1146  0.1uF 10V 10% SMT0402 X5R LR
C1138  0.1uF 10V 10% SMT0402 X5R LR
C1139  0.1uF 10V 10% SMT0402 X5R LR
C1096  0.1uF 16V 80-20% SMT0402 Y5V LR
C1098  0.1uF 10V 10% SMT0402 X5R LR
C1100  0.1uF 10V 10% SMT0402 X5R LR
C1101 0.01uF 16V 10% SMT0402 X7R LR
C1102 0.01uF 16V 10% SMT0402 X7R LR
C1103 0.01uF 16V 10% SMT0402 X7R LR
C1104 0.01uF 16V 10% SMT0402 X7R LR
C1106 0.01uF 16V 10% SMT0402 X7R LR
1.5VDDM <9,20,46>
AE14
VTT
VCC15
AE16
VCC15
AE18
VCC15
AE20
VCC15
AE21
VCC15
AE22
VCC15
AJ10
VCC15
AJ11
VCC15
AJ12
VCC15
AJ13
VCC15
AJ14
VCC15
AK9
VCC15
AK10
VCC15
AK11
VCC15
AK12
VCC15
AK13
VCC15
AK15
VCC15
AL8
VCC15
AL9
VCC15
AL10
VCC15
AL11
VCC15
AL12
VCC15
AL14
VCC15
AM7
VCC15
AM8
VCC15
AM9
VCC15
AM10
VCC15
AM11
VCC15
AM12
VCC15
AM13
VCC15
AN7
VCC15
AN8
VCC15
AN9
VCC15
AN10
VCC15
AN11
VCC15
AP7
VCC15
AP8
VCC15
AP9
VCC15
AP10
VCC15
AP11
VCC15
AR7
VCC15
AR8
VCC15
AR9
VCC15
AR10
VCC15
AT7
VCC15
AT8
VCC15
AT9
VCC15
AT10
VCC15
AN17
GND
AN19
GND
AN35
GND
AP2
GND
AP3
GND
AP6
GND
AP16
GND
AP22
GND
AP24
GND
AR2
GND
AR6
GND
AR16
GND
AR23
GND
AR35
GND
AT4
GND
AT11
GND
AT14
GND
AT17
GND
AT20
GND
AT22
GND
AT23
GND
GND
GND
GND
GND
AN13
AN12
AM36
1.5VDDM <9,20,46>
3
C1093 4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR
C1113  4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR
C1143 4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR
C1144  4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR
C1140  2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
C1141  2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
C1142  2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
C1191  2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR(NU)
3VDDM <10,11,12,16,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
4.7KΩ 5% 1/16W SMT0402 LR 
R462
C1117 10uF 10V +80-20% SMT0805 Y5V LR
C1118 0.01uF 16V 10% SMT0402 X7R LR
C1119 0.01uF 16V 10% SMT0402 X7R LR
C1120 4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR
C1121 4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR
C1122 0.1uF 10V 10% SMT0402 X5R LR
C1123 0.1uF 10V 10% SMT0402 X5R LR
C1124 0.1uF 10V 10% SMT0402 X5R LR
Title
VA250 < Yonah + VN896 + VT8237A >
Size Document Number  Rev
C
<VN800 power>
Date:  Sheet
AJ6
AJ7
AK1
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
GND
GND
GND
GND
P5
3VDDM <10,11,12,16,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
AK3
AK4
AK2
AK5
AK6
AK7
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
PEXRX00+/DVP0D11
PEXRX00-/DVP0D10
PEXRX01+/DVP0D09
PEXRX01-/DVP0D08
PEXRX02+/DVP0D07
PEXRX02-/DVP0D06
PEXRX03+/DVP0CLK
PEXRX03-/DVPTVCLKR
PEXRX04+/DVP0D05
PEXRX04-/DVP0D04
PEXRX05+/DVP0D03
PEXRX05-/DVP0D02
PEXRX06+/DVP0D01
PEXRX06-/DVP0D00
PEXRX07+/DVP0DE
PEXRX07-/DVP0HS
PEXRX08+/DVP1D11
PEXRX08-/DVP1D10
PEXRX09+/DVP1D09
PEXRX09-/DVP1D08
PEXRX10+/DVP1D07
PEXRX10-/DVP1D06
PEXRX11+/DVP1CLK
PEXRX11-/DVP1D05
PEXRX12+/DVP1D04
PEXRX12-/DVP1D03
PEXRX13+/DVP1D02
PEXRX13-/DVP1D01
PEXRX14+/DVP1D00
PEXRX14-/DVP1DE
PEXRX15+/DVP1HS
PEXRX15-/DVP1VS
PEXWAKE# 
PEXHPSCI#
PEXPMESCI#
PEXCOMP0 
PEXCOMP1
PEXCOMP2
GND
GND
GND
GND
GND
GND
GND
P15
P16
P17
P18
P6
3VDDM <10,11,12,16,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
L124
VCCA33PEXCK
1000pF 50V 10% SMT0402 X7R LR(NU)
C1134
PEXTX00+
PEXTX00-
PEXTX01+
PEXTX01-
PEXTX02+
PEXTX02-
PEXTX03+
PEXTX03-
PEXTX04+
PEXTX04-
PEXTX05+
PEXTX05-
PEXTX06+
PEXTX06-
PEXTX07+
PEXTX07-
PEXTX08+
PEXTX08-
PEXTX09+
PEXTX09-
PEXTX10+
PEXTX10-
PEXTX11+
PEXTX11-
PEXTX12+
PEXTX12-
PEXTX13+
PEXTX13-
PEXTX14+
PEXTX14-
PEXTX15+
PEXTX15-
PEXTX16+
PEXTX16-
PEXRX16+
PEXRX16-
PEXCLK+
PEXCLK-
INTR#
PEXDET
TCSEN#
PEXREXT0 
PEXREXT1
PEXREXT2
GND
GND
P19
P20
C1135
B1 
C1 
D1 
E1 
H1 
J1 
K1 
L1 
L4 
M4 
M1 
N1 
N4 
P4 
P1 
R1 
T1 
U1 
U4 
V4 
V1 
W1 
W4 
Y4 
Y1 
AA1 
AB1 
AC1 
AC4 
AD4 
AD1 
AE1
E3 
D2 
F3 
G3 
H3 
J3 
K3 
L3 
K6 
L6 
M3 
N3 
M6 
N6 
P3 
R3 
T3 
U3 
T6 
U6 
V3 
W3 
W6 
V6 
Y3 
AA3 
AA6 
AB6 
AB3 
AC3 
AD3 
AE3
AG1 
AF1
AF4 
AE4
AG6 
AF6
B6 
B5 
AC34 
AC36 
AC33 
D7
R1072  249Ω 1% 1/10W SMT0603 LR
H5
R1073  249Ω 1% 1/10W SMT0603 LR
AD7
R1075  10.7KΩ 1% 1/10W SMT0603 LR
G5
R1076  10.7KΩ 1% 1/10W SMT0603 LR
AD6
R1074  249Ω 1% 1/10W SMT0603 LR
AH1
R1077  10.7KΩ 1% 1/10W SMT0603 LR
AH2
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
DVP1VS <16>
DVP1D23 
DVP1D22 
DVP1D21 
DVP1D20 
DVP1D19 
DVP1D18 
DVP1CLK
DVP1D15 
DVP1D14 
DVP1D13 
DVP1D12 
DVP1DE 
DVP1HS 
DVP1D11 
DVP1D10
DVP1D7 
DVP1D6
DVP1D5 
DVP1D4 
DVP1D3 
DVP1D2
PEXCLKP_NB <12> 
PEXCLKN_NB <12>
PCIE_DET
TP6
1
4.7KΩ 5% 1/16W SMT0402 LR
3VDDM <10,11,12,16,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
L125
VCCA33PEX2
1000pF 50V 10% SMT0402 X7R LR(NU)
C1136
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
C1137
VL_AD0 
VL_AD1 
VL_AD2 
VL_AD3 
VL_AD4 
VL_AD5 
VL_AD6 
VL_AD7
VLREF_NB
R1391 0Ω 5% 1/16W SMT0402 LR
VCCA33HCK 
VCCA33MCK
VCCA33PEX0 
VCCA33PEX1 
VCCA33PEXCK 
VCCA33PEX2
VL_AD[7..0] <25>
AP1 
AN3 
AT3 
AR4 
AN2 
AN1 
AP5 
AN5
AN4
AT2 
AR3
AR1 
AT1
AR5 
AP4
AL6
AM5
AL5
AL4
AD13 
AD14 
AD15
M12 
M13 
M14 
M15 
M16 
M20 
M21 
M22 
M23 
M24
N12 
N25 
P12 
P25 
R12 
T12 
T25 
U12 
U25
V12 
W12 
W25
Y12
Y25
AA12 
AB12 
AB25 
AC12 
AC25 
AD12
AB32
AD31
AD35 
AE36 
AD36 
AD34
AC31 
AD30
G6 
AE6 
AH5 
AH3
AF7
AC32 
AD29
H6 
AE7 
AH6 
AH4
3VDDM <10,11,12,16,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
L122 
SPWR 0 5% 1/16W 0603
VCCA33PEX0
C1130
1000pF 50V 10% SMT0402 X7R LR(NU)
U65C
VD00 
VD01 
VD02 
VD03 
VD04 
VD05 
VD06 
VD07
VBE#
UPSTB+ 
UPSTB-
DNSTB+ 
DNSTB-
UPCMD 
DNCMD
VLVREF 
VLCOMPP 
VLCOMPN
VCLK
VCC15VL 
VCC15VL 
VCC15VL 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15 
VCC15
CPUSLPIN#
VSUS15
SUSST# 
TESTIN# 
RESET# 
PWROK
VCCA33HCK 
VCCA33MCK
VCCA33PEX0 
VCCA33PEX1 
VCCA33PEXCK 
VCCA33PEX2 
VSUS15PEX
GNDAHCK 
GNDAMCK 
GNDAPEX0 
GNDAPEX1 
GNDAPEXCK 
GNDAPEX2
GND
K2
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
C1131
W13
Y13
T13
U13
V13
R13
N13
N14
P13
AA13
AB13
AC13
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
AB32 VN896 only
ASIC NB VN896 HSBGA 951PIN VER:CD VIA LR
GND
GND
GND
GND
GND
GND
GND
GND
K34
C1132
K36L2L7
L5
3VDDM <10,11,12,16,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
VCCA33PEX1
GND
GND
GND
L32
L33M5M7
M2
L123
SPWR 0 5% 1/16W 0603
1000pF 50V 10% SMT0402 X7R LR(NU)
GND
K5K7K31
K4
AJ1
AJ2
AJ3
AJ4
AJ5
VCC33PEX
VCC33PEX
VCC33PEX
VCC33PEX
GND
GND
GND
GND
M36N2N5N7P2P7P14
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
C1133
VL_AD0
H  H
VL_AD1 
VL_AD2 
VL_AD3 
VL_AD4 
VL_AD5 
VL_AD6 
VL_AD7
V-LINK Vref= 0.625
1.5VDDM <9,20,46>
G  G
F  F
E  E
D  D
For VN896 no stuff
For VN896 have to stuff
C  C
B  B
R1049
0.1uF 16V 80-20% SMT0603 Y5V LR
VLREF_NB
> 10 mil
C1105
R1052
1.4KΩ 1% 1/10W SMT0603 LR
0.1uF 16V 80-20% SMT0603 Y5V LR
1KΩ 1% 1/10W SMT0603 LR
H_CPUSLP0 <8,25>
1.8VDD_DIMM <15,18,19,36,45,47>
R1241  4.7KΩ 5% 1/16W SMT0402 LR
3VDDM
L120
FB 80Ω±25% 700mA SMT0603 MLB-160808-0080L-N2 ML LR
VCCA33HCK
C1126 
1000pF 50V 10% SMT0402 X7R LR(NU)
R1057  4.7KΩ 5% 1/16W SMT0402 LR(NU)
1.5VDDA <45>
FB 80Ω±25% 700mA SMT0603 MLB-160808-0080L-N2 ML LR
C1127 22uF 6.3V ±20% SMT0805 X5R TDK LR
VL_BE0 <25>
VL_UPSTB <25> 
VL_UPSTB0 <25>
VL_DNSTB <25> 
VL_DNSTB0 <25>
VL_UPCMD <25> 
VL_DNCMD <25>
R1079  270Ω 1% 1/10W SMT0603 LR
R1078  340Ω 1% 1/10W SMT0603 LR
CLK66M_NB <12>
1.5VDDM <9,20,46>
1.5VDDA <45>
SUSST0_NB <24>
PCIRST0_NB <23,26,29,33,34,38,39> 
PWROK_NB <24>
3VDDM
L121
VCCA33MCK
C1129 22uF 6.3V ±20% SMT0805 X5R TDK LR
C1128
1000pF 50V 10% SMT0402 X7R LR(NU)
A  A
10
9
8
7
6
VCCP <8,9,12,14,25,26,38,46>
C1185  0.1uF 10V 10% SMT0402 X5R LR
C1186  0.1uF 10V 10% SMT0402 X5R LR
C1187  0.1uF 10V 10% SMT0402 X5R LR
C1188  0.1uF 10V 10% SMT0402 X5R LR
C1189  0.1uF 10V 10% SMT0402 X5R LR
C1190  0.1uF 10V 10% SMT0402 X5R LR
under N/B ( 
Solder side)
PCIE_DET
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
2
17  56 Sunday, December 10, 2006
0.4
of
1
 
Page 18
10
H  H
G  G
F  F
Deleted on 10.15 
because they are for 
890 only.
E  E
D  D
C  C
B  B
9
3VDDM
R464  10KΩ 5% 1/16W SMT0402 LR
8
M_AA[13..0] <15,19>
M_BA[2..0] <15,19>
M_CS2_R0 <15> 
M_CS3_R0 <15>
M_CLK_DDR2 <13>
M_CLK_DDR20 <13> 
M_CLK_DDR3 <13>
M_CLK_DDR30 <13>
M_CKE2_R0 <15> 
M_CKE3_R0 <15> 
M_CAS <15,19> 
M_RAS <15,19>
M_WE <15,19>
ICH_SMBCLK <12,13,19,24> 
ICH_SMBDAT <12,13,19,24>
MCH_ODT2 <15>
M_DQM[7..0] <15,19>
M_DQS_P[7..0] <15,19>
M_DQS_N[7..0] <15,19>
DDR_VREF <19,47>
MCH_ODT3 <15>
1.8VDDS_DIMM <15,17,19,36,45,47>
3VDDM <10,11,12,16,17,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
C433
C446
C445
0.1uF 16V 80-20% SMT0402 Y5V LR
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
M_BA2
0.1uF 16V 80-20% SMT0402 Y5V LR
M_AA0 
M_AA1 
M_AA2 
M_AA3 
M_AA4 
M_AA5 
M_AA6 
M_AA7 
M_AA8 
M_AA9 
M_AA10 
M_AA11 
M_AA12 
M_AA13
M_BA1 
M_BA0
M_DQM0 
M_DQM1 
M_DQM2 
M_DQM3 
M_DQM4 
M_DQM5 
M_DQM6 
M_DQM7 
M_DQS_P0 
M_DQS_P1 
M_DQS_P2 
M_DQS_P3 
M_DQS_P4 
M_DQS_P5 
M_DQS_P6 
M_DQS_P7 
M_DQS_N0 
M_DQS_N1 
M_DQS_N2 
M_DQS_N3 
M_DQS_N4 
M_DQS_N5 
M_DQS_N6 
M_DQS_N7
C430
7
CN7
102
A0
101
A1
100
A2
99
A3
98
A4
97
A5
94
A6
92
A7
93
A8
91
A9
105
A10/AP
90
A11
89
A12
116
A13
86
A14
84
A15
85
A16_BA2
106
BA1
107
BA0
110
S0#
115
S1#
30
CK0
32
CK0#
164
CK1
166
CK1#
79
CKE0
80
CKE1
113
CAS#
108
RAS#
109
WE#
198
SA0
200
SA1
197
SCL
195
SDA
114
ODT0
119
ODT1
10
DM0
26
DM1
52
DM2
67
DM3
130
DM4
147
DM5
170
DM6
185
DM7
13
DQS0
31
DQS1
51
DQS2
70
DQS3
131
DQS4
148
DQS5
169
DQS6
188
DQS7
11
DQS0#
29
DQS1#
49
DQS2#
68
DQS3#
129
DQS4#
146
DQS5#
167
DQS6#
186
DQS7#
112
VDD1
111
VDD2
117
VDD3
96
VDD4
95
VDD5
118
VDD6
81
VDD7
82
VDD8
87
VDD9
103
VDD10
88
VDD11
104
VDD12
199
VDDSPD
83
NC1
120
NC2
50
NC3
69
NC4
163
NCTEST
1
VREF1
203
GND0
204
GND1
132
VSS42
144
VSS43
156
VSS44
168
VSS45
2
VSS46
3
VSS47
15
VSS48
27
VSS49
39
VSS50
149
VSS51
161
VSS52
28
VSS53
40
VSS54
138
VSS55
150
VSS56
162
REV TYPE
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR(NU)
VSS57
SCKT FOXCONN SMT DDR SO-DIMM H=9.2 STD AS0A421-MASN-4F Lead-free & RoHS
M_D[63..0] <15,19>
DQ10 
DQ11 
DQ12 
DQ13 
DQ14 
DQ15 
DQ16 
DQ17 
DQ18 
DQ19 
DQ20 
DQ21 
DQ22 
DQ23 
DQ24 
DQ25 
DQ26 
DQ27 
DQ28 
DQ29 
DQ30 
DQ31 
DQ32 
DQ33 
DQ34 
DQ35 
DQ36 
DQ37 
DQ38 
DQ39 
DQ40 
DQ41 
DQ42 
DQ43 
DQ44 
DQ45 
DQ46 
DQ47 
DQ48 
DQ49 
DQ50 
DQ51 
DQ52 
DQ53 
DQ54 
DQ55 
DQ56 
DQ57 
DQ58 
DQ59 
DQ60 
DQ61 
DQ62 
DQ63
VSS1 
VSS2 
VSS3 
VSS4 
VSS5 
VSS6 
VSS7 
VSS8
VSS9 
VSS10 
VSS11 
VSS12 
VSS13 
VSS14 
VSS15 
VSS16 
VSS17 
VSS18 
VSS19 
VSS20 
VSS21 
VSS22 
VSS23 
VSS24 
VSS25 
VSS26 
VSS27 
VSS28 
VSS29 
VSS30 
VSS31 
VSS32 
VSS33 
VSS34 
VSS35 
VSS36 
VSS37 
VSS38 
VSS39 
VSS40 
VSS41
6
M_D0
5
DQ0
M_D1
7
DQ1
M_D2
17
DQ2
M_D3
19
DQ3
M_D4
4
DQ4
M_D5
6
DQ5
M_D6
14
DQ6
M_D7
16
DQ7
M_D8
23
DQ8
M_D9
25
DQ9
M_D10
35
M_D11
37
M_D12
20
M_D13
22
M_D14
36
M_D15
38
M_D16
43
M_D17
45
M_D18
55
M_D19
57
M_D20
44
M_D21
46
M_D22
56
M_D23
58
M_D24
61
M_D25
63
M_D26
73
M_D27
75
M_D28
62
M_D29
64
M_D30
74
M_D31
76
M_D32
123
M_D33
125
M_D34
135
M_D35
137
M_D36
124
M_D37
126
M_D38
134
M_D39
136
M_D40
141
M_D41
143
M_D42
151
M_D43
153
M_D44
140
M_D45
142
M_D46
152
M_D47
154
M_D48
157
M_D49
159
M_D50
173
M_D51
175
M_D52
158
M_D53
160
M_D54
174
M_D55
176
M_D56
179
M_D57
181
M_D58
189
M_D59
191
M_D60
180
M_D61
182
M_D62
192
M_D63
194
47 
133 
183 
77 
12 
48 
184 
78 
71 
72 
121 
122 
196 
193 
8 
18 
24 
41 
53 
42 
54 
59 
65 
60 
66 
127 
139 
128 
145 
165 
171 
172 
177 
187 
178 
190 
9 
21 
33 
155 
34
5
M_AA[13..0] <15,19>
M_AA[13..0]
DDR_1.8VDDS <15,17,19,36,45,47>
M_AA9 
M_AA12 
M_AA13 
M_AA7 
M_AA8 
M_AA6 
M_AA5 
M_AA2 
M_AA3 
M_AA4 
M_AA1
M_AA11
4
Place one cap close to every 2 pullup 
resistors terminated to 0.9vddm
M_CS1_R0 <15,19>
M_CS3_R0 <15>
M_CKE3_R0 <15> 
M_CKE0_R0 <15,19>
MCH_ODT3 <15> 
MCH_ODT1 <15,19>
56Ω 5% SMT1010 1/16W 4P2R RS2N-56R0-J2N CYNTEC LR
56Ω 5% SMT1010 1/16W 4P2R RS2N-56R0-J2N CYNTEC LR
56Ω 5% SMT1010 1/16W 4P2R RS2N-56R0-J2N CYNTEC LR
NOTE:
ALL terminal close DIMM1
M_RAS <15,19>
M_WE <15,19> 
M_BA1 <15,19> 
M_BA0 <15,19> 
MCH_ODT0 <15,19>
M_CAS <15,19>
M_AA12
M_CKE2_R0 <15>
M_AA13
MCH_ODT2 <15> 
M_CS2_R0 <15> 
M_CS0_R0 <15,19>
M_AA4 
M_AA3 
M_AA6 
M_AA5
M_BA2 <15,19>
M_AA9 
M_AA7 
M_AA8 
M_AA11
M_CKE1_R0 <15,19>
M_AA0 
M_AA10 
M_AA2 
M_AA1
ALL terminal close DIMM1
2006.2.16
120mil
C452
C450
C447
Place these 2.2uF caps 
near So-Dimm1
3
2
400 mils
DDR_0.9VDDM <36,47>
RP22
RP25
RP28
Place one cap close to every 2 pullup 
resistors terminated to 0.9vddm
C423  0.1uF 16V 80-20% SMT0402 Y5V LR
C432  0.1uF 16V 80-20% SMT0402 Y5V LR
C431  0.1uF 16V 80-20% SMT0402 Y5V LR
C472  0.1uF 16V 80-20% SMT0402 Y5V LR
400 mils
DDR_0.9VDDM <36,47>
RP16  56Ω 5% SMT2010 1/16W 8P4R 0.5mm LR
1  8 
2  7 
3  6 
4  5
RP17  56Ω 5% SMT1010 1/16W 4P2R RS2N-56R0-J2N CYNTEC LR
RP18  56Ω 5% SMT1010 1/16W 4P2R RS2N-56R0-J2N CYNTEC LR
RP19  56Ω 5% SMT2010 1/16W 8P4R 0.5mm LR
1  8 
2  7 
3  6 
4  5
RP20  56Ω 5% SMT2010 1/16W 8P4R 0.5mm LR
1  8 
2  7 
3  6 
4  5
RP21  56Ω 5% SMT1010 1/16W 4P2R RS2N-56R0-J2N CYNTEC LR
RP23  56Ω 5% SMT2010 1/16W 8P4R 0.5mm LR
1  8 
2  7 
3  6 
4  5
RP27  56Ω 5% SMT2010 1/16W 8P4R 0.5mm LR
1  8 
2  7 
3  6 
4  5
NOTE:
5/19 EMI ADD
1.8VDDS_DIMM <15,17,19,36,45,47>
EMI solution 2006.0627
C453
C451
C461
C459
0.1uF 16V 80-20% SMT0402 Y5V LR
0.1uF 16V 80-20% SMT0402 Y5V LR
Place these 0.1uF caps 
near So-Dimm1
C437 0.1uF 16V 80-20% SMT0402 Y5V LR
C416 0.1uF 16V 80-20% SMT0402 Y5V LR
C417 0.1uF 16V 80-20% SMT0402 Y5V LR
C418 0.1uF 16V 80-20% SMT0402 Y5V LR
C419 0.1uF 16V 80-20% SMT0402 Y5V LR
C424 0.1uF 16V 80-20% SMT0402 Y5V LR
C421 0.1uF 16V 80-20% SMT0402 Y5V LR
C420 0.1uF 16V 80-20% SMT0402 Y5V LR
C426 0.1uF 16V 80-20% SMT0402 Y5V LR
C425 0.1uF 16V 80-20% SMT0402 Y5V LR
C456 0.1uF 16V 80-20% SMT0402 Y5V LR
C442 0.1uF 16V 80-20% SMT0402 Y5V LR
C436 0.1uF 16V 80-20% SMT0402 Y5V LR
C479
C455
C460
C454
0.1uF 16V 80-20% SMT0402 Y5V LR
0.1uF 16V 80-20% SMT0402 Y5V LR
0.1uF 16V 80-20% SMT0402 Y5V LR
C448
C449
0.1uF 16V 80-20% SMT0402 Y5V LR
0.1uF 16V 80-20% SMT0402 Y5V LR
Place these Hi-Freq 
decoupling caps near 
GMCH
1
C1543 T220uF 2V -35 to +10% 9mΩ SMT7343 EEFSX0D221EY PANASONIC LR(NU)
C505
C507
C514
C517
0.1uF 16V 80-20% SMT0402 Y5V LR
C414
+
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
SO DIMM 1
A  A
10
9
8
7
6
5
4
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR(NU)
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR(NU)
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
3
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<DDR-dimm-1>
2
18  56 Sunday, December 10, 2006
of
1
0.4
 
Page 19
10
9
8
7
6
5
4
3
2
1
H  H
G  G
F  F
E  E
D  D
C  C
B  B
M_AA[13..0] <15,18>
M_BA[2..0] <15,18>
M_CLK_DDR0 <13>
M_CLK_DDR00 <13> 
M_CLK_DDR1 <13>
M_CLK_DDR10 <13>
ICH_SMBCLK <12,13,18,24> 
ICH_SMBDAT <12,13,18,24>
M_DQM[7..0] <15,18>
M_DQS_P[7..0] <15,18>
M_DQS_N[7..0] <15,18>
1.8VDDS_DIMM <15,17,18,36,45,47>
3VDDM <10,11,12,16,17,18,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
DDR_VREF <18,47>
C490
0.1uF 16V 80-20% SMT0402 Y5V LR
M_CKE0_R0 <15,18> 
M_CKE1_R0 <15,18> 
M_CAS <15,18> 
M_RAS <15,18>
M_CS0_R0 <15,18> 
M_CS1_R0 <15,18>
M_WE <15,18>
MCH_ODT0 <15,18> 
MCH_ODT1 <15,18>
10/25 
NU
C488
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
C466
M_AA0 
M_AA1 
M_AA2 
M_AA3 
M_AA4 
M_AA5 
M_AA6 
M_AA7 
M_AA8 
M_AA9 
M_AA10 
M_AA11 
M_AA12 
M_AA13
M_BA2
M_BA1 
M_BA0
M_DQM0 
M_DQM1 
M_DQM2 
M_DQM3 
M_DQM4 
M_DQM5 
M_DQM6 
M_DQM7 
M_DQS_P0 
M_DQS_P1 
M_DQS_P2 
M_DQS_P3 
M_DQS_P4 
M_DQS_P5 
M_DQS_P6 
M_DQS_P7 
M_DQS_N0 
M_DQS_N1 
M_DQS_N2 
M_DQS_N3 
M_DQS_N4 
M_DQS_N5 
M_DQS_N6 
M_DQS_N7
C462
0.1uF 16V 80-20% SMT0402 Y5V LR
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR(NU)
CN8
102
A0
101
A1
100
A2
99
A3
98
A4
97
A5
94
A6
92
A7
93
A8
91
A9
105
A10/AP
90
A11
89
A12
116
A13
86
A14
84
A15
85
A16_BA2
106
BA1
107
BA0
110
S0#
115
S1#
30
CK0
32
CK0#
164
CK1
166
CK1#
79
CKE0
80
CKE1
113
CAS#
108
RAS#
109
WE#
198
SA0
200
SA1
197
SCL
195
SDA
114
ODT0
119
ODT1
10
DM0
26
DM1
52
DM2
67
DM3
130
DM4
147
DM5
170
DM6
185
DM7
13
DQS0
31
DQS1
51
DQS2
70
DQS3
131
DQS4
148
DQS5
169
DQS6
188
DQS7
11
DQS0#
29
DQS1#
49
DQS2#
68
DQS3#
129
DQS4#
146
DQS5#
167
DQS6#
186
DQS7#
112
VDD1
111
VDD2
117
VDD3
96
VDD4
95
VDD5
118
VDD6
81
VDD7
82
VDD8
87
VDD9
103
VDD10
88
VDD11
104
VDD12
199
VDDSPD
83
NC1
120
NC2
50
NC3
69
NC4
163
NCTEST
1
VREF1
203
GND0
204
GND1
132
VSS42
144
VSS43
156
VSS44
168
VSS45
2
VSS46
3
VSS47
15
VSS48
27
VSS49
39
VSS50
149
VSS51
161
VSS52
28
VSS53
40
VSS54
138
VSS55
150
VSS56
162
REV TYPE
VSS57
SCKT FOXCONN SMT DDR SO-DIMM H=5.2 STD AS0A421-N2SN-4F Lead-free & RoHS
M_D[63..0] <15,18>
DQ10 
DQ11 
DQ12 
DQ13 
DQ14 
DQ15 
DQ16 
DQ17 
DQ18 
DQ19 
DQ20 
DQ21 
DQ22 
DQ23 
DQ24 
DQ25 
DQ26 
DQ27 
DQ28 
DQ29 
DQ30 
DQ31 
DQ32 
DQ33 
DQ34 
DQ35 
DQ36 
DQ37 
DQ38 
DQ39 
DQ40 
DQ41 
DQ42 
DQ43 
DQ44 
DQ45 
DQ46 
DQ47 
DQ48 
DQ49 
DQ50 
DQ51 
DQ52 
DQ53 
DQ54 
DQ55 
DQ56 
DQ57 
DQ58 
DQ59 
DQ60 
DQ61 
DQ62 
DQ63
VSS1 
VSS2 
VSS3 
VSS4 
VSS5 
VSS6 
VSS7 
VSS8
VSS9 
VSS10 
VSS11 
VSS12 
VSS13 
VSS14 
VSS15 
VSS16 
VSS17 
VSS18 
VSS19 
VSS20 
VSS21 
VSS22 
VSS23 
VSS24 
VSS25 
VSS26 
VSS27 
VSS28 
VSS29 
VSS30 
VSS31 
VSS32 
VSS33 
VSS34 
VSS35 
VSS36 
VSS37 
VSS38 
VSS39 
VSS40 
VSS41
M_D0
5
DQ0
M_D1
7
DQ1
M_D2
17
DQ2
M_D3
19
DQ3
M_D4
4
DQ4
M_D5
6
DQ5
M_D6
14
DQ6
M_D7
16
DQ7
M_D8
23
DQ8
M_D9
25
DQ9
M_D10
35
M_D11
37
M_D12
20
M_D13
22
M_D14
36
M_D15
38
M_D16
43
M_D17
45
M_D18
55
M_D19
57
M_D20
44
M_D21
46
M_D22
56
M_D23
58
M_D24
61
M_D25
63
M_D26
73
M_D27
75
M_D28
62
M_D29
64
M_D30
74
M_D31
76
M_D32
123
M_D33
125
M_D34
135
M_D35
137
M_D36
124
M_D37
126
M_D38
134
M_D39
136
M_D40
141
M_D41
143
M_D42
151
M_D43
153
M_D44
140
M_D45
142
M_D46
152
M_D47
154
M_D48
157
M_D49
159
M_D50
173
M_D51
175
M_D52
158
M_D53
160
M_D54
174
M_D55
176
M_D56
179
M_D57
181
M_D58
189
M_D59
191
M_D60
180
M_D61
182
M_D62
192
M_D63
194
47 
133 
183 
77 
12 
48 
184 
78 
71 
72 
121 
122 
196 
193 
8 
18 
24 
41 
53 
42 
54 
59 
65 
60 
66 
127 
139 
128 
145 
165 
171 
172 
177 
187 
178 
190 
9 
21 
33 
155 
34
DDR_1.8VDDS <15,17,18,36,45,47>
Place these resistors 
near So-Dimm1
2006.2.16
Place these 2.2uF caps 
near So-Dimm1
120mil
C476
1.8VDDS_DIMM <15,17,18,36,45,47>
EMI solution 2006.0627
C485
C482
C484
C483
C477
C478
0.1uF 16V 80-20% SMT0402 Y5V LR
0.1uF 16V 80-20% SMT0402 Y5V LR
Place these 0.1uF caps 
near So-Dimm1
5/19 EMI ADD
C486
C481
C480
0.1uF 16V 80-20% SMT0402 Y5V LR
0.1uF 16V 80-20% SMT0402 Y5V LR
0.1uF 16V 80-20% SMT0402 Y5V LR
C487
0.1uF 16V 80-20% SMT0402 Y5V LR
C422
C413
C457
C458
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
Place these Hi-Freq 
decoupling caps near 
GMCH
0.1uF 16V 80-20% SMT0402 Y5V LR
0.1uF 16V 80-20% SMT0402 Y5V LR
C409
C522
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
C1544 T220uF 2V -35 to +10% 9mΩ SMT7343 EEFSX0D221EY PANASONIC LR(NU)
C515
+
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
SO DIMM 0
A  A
10
9
8
7
6
5
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
4
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR(NU)
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
3
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<DDR-dimm-2>
2
19  56 Sunday, December 10, 2006
of
1
0.4
 
Page 20
10
9
LD[17..0]  <17>
8
7
6
5
4
3
2
1
H  H
LD0 
LD1 
LD2 
LD3 
LD4 
LD5 
LD6 
LD7 
LD8 
LD9 
LD10
RP91
LD11
LD12 
LD13 
LD14 
LD15 
LD16 
LD17
FP_CLK <17>
FP_VS <17> 
FP_HS <17> 
FP_DE <17>
VREF
VREF
3
C1384
FP_EDGE 
FP_TYPE 
FP_MODSEL 
FP_PD
G  G
1.5VDDM <9,17,46>
VREF near to 
chip
F  F
124
10KΩ 5% SMT1010 1/16W 4P2R LR
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
U63
3
D0
2
D1
1
D2
48
D3
47
D4
46
D5
44
D6
43
D7
42
D8
41
D9
40
D10
39
D11
36
D12
35
D13
34
D14
33
D15
32
D16
31
D17
45
CLKIN
27
VSYNC
28
HSYNC
29
DE
30
VREF
8
EDGE
9
TYPE
10
MODSEL
11
PD#
ASIC VT1634AL LVDS LQFP 48PIN VIA LR
CLK+
DVDD
LVDSVCC
PLLVCC
GNDLVDS 
GNDLVDS 
GNDLVDS
GNDPLL 
GNDPLL
A0-
A0+
A1-
A1+
A2-
A2+
A3-
A3+
CLK-
GND 
GND 
GND
24 
23
21 
20
19 
18
14 
13
16 
15
37 
22 
6
4 
26 
38
12 
17 
25
5 
7
A3M 
A3P
DVDD 
LVDSVCC 
PLLVCC
DGND
LVDSGND
PLLGND
LVDS_TXOUT_L0N <21> 
LVDS_TXOUT_L0P <21>
LVDS_TXOUT_L1N <21> 
LVDS_TXOUT_L1P <21>
LVDS_TXOUT_L2N <21> 
LVDS_TXOUT_L2P <21>
1
T57
1
T58
LVDS_TXCLK1_LN <21> 
LVDS_TXCLK1_LP <21>
2.5VDDM_LVD
L138  600Ω±25% 100MHz 2000mA SMT0805 MLB-201209-0600P-N2 MAG.LAYERS LR
L139  100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
L140  100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
L141  100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
L142  SPWR 0 5% 1/8W 0805
L143  SPWR 0 5% 1/8W 0805
L144  SPWR 0 5% 1/8W 0805
2.5VDDM
DVDD
LVDSVCC
PLLVCC
PLLGND
DGND
LVDSGND
LVDSVCC
E  E
D  D
C1390
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
C1391
LVDSGND
0.1uF 16V 80-20% SMT0402 Y5V LR (NU)
DVDD
C1385
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
0.1uF 16V 80-20% SMT0402 Y5V LR (NU)
VIA 3/16 recommend
C1386
DGND
C  C
1.5VDDM <9,17,46>
B  B
ENBKL <16>  INVENA  <52>
R1330
ENVEE <16>
SHW 0 5% 1/16W 0402
SYSPWRGD <23,25,26,52>
D77A
LID0 <33,37>
D77B
D77C
DIODE STKY CH731UPT 40V 0.03A SOT-457 6PIN CHENMKO LR
R1329
0Ω 5% 1/16W SMT0402 LR(NU)
2.7KΩ 5% 1/16W SMT0402 LR  Q15 
R1429
6 1
5 2
M-FET-N FDN337N_NL 30V 2.2A SOT-23 FAIRCHILD LR
4 3
Q121
PLLVCC
C1387
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
C1388
PLLGND
0.1uF 16V 80-20% SMT0402 Y5V LR (NU)
FP_EDGE
ENVEE0 
FP_PD 
FP_MODSEL 
FP_TYPE
1.5VDDM <9,17,46>
3VDDM <10,11,12,16,17,18,19,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
D S
R1288
6.8KΩ 1% 1/10W SMT0603 LR
G
FP_EDGE
A  A
10
9
8
7
2.5VDDM_LVD
C1392
C1393
Place close to VT1631
0.1uF 16V 80-20% SMT0603 Y5V LR (NU) 
10uF 10V +80-20% SMT0805 Y5V LR (NU)
R1286 4.7KΩ 5% 1/16W SMT0402 LR
4.7KΩ 5% SMT2010 1/16W 8P4R LR 
RP92
1  8 
2  7 
3  6 
4  5
R1287 4.7KΩ 5% 1/16W SMT0402 LR (NU)
6
2.5VDDM_LVD
2.5VDDM
5
FP_CLK
C1389
10pF 50V ±0.5pF SMT0402 NPO LR(NU)
STRAPPING
FP_EDGE
FP_TYPE
FP_MODSEL
PowerDown Control CKT
VIA 94/3/16 
recommend
ENVEE <16>
ENVDD <16,21>
R1328
0Ω 5% 1/16W SMT0402 LR(NU)
R471
1KΩ 1% 1/16W SMT0402 LR
4
PULL-UP
Falling edge
MSB color mapping
18 bit
ENVEE0
B
TRANS NPN MMBT2222A 40V 600mA SOT-23 3PIN PSI LR 
E  C
2.5VDDM <8,13,23,24,25,26,36,45>
2.5VDDM
Title
3VDDM <10,11,12,16,17,18,19,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
3VDDM
3
Size Document Number  Rev
C
Date:  Sheet
PULL-DOWN
Rising edge
LSB color mapping
12 bit
FP_PD
D S
Q111
G
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<LVDS 1634AL>
2
20  56 Sunday, December 10, 2006
of
1
0.3
 
Page 21
10
9
8
7
6
5
4
3
2
1
H  H
G  G
3VDDA <11,23,24,25,26,28,30,33,34,36,37,39,45,48>
ICC_MAX=2A 
PATTERN 
WIDTH=MIN. 
2MM(80MIL)
Min : 80 MIL or 
Power Plane
C61
0.1uF 16V 20% SMT0402 X7R LR
R35 
47KΩ 1% 1/10W SMT0603 LR
F  F
ENVDD <16,20>
5mil
E  E
D  D
LVDS_TXCLK1_LN <20>
LVDS_TXCLK1_LP <20>
LVDS_TXOUT_L2N <20>
LVDS_TXOUT_L2P <20> 
LVDS_TXOUT_L1N <20>
LVDS_TXOUT_L1P <20> 
LVDS_TXOUT_L0N <20>
LVDS_TXOUT_L0P <20>
L21
1
2
L20  CHOKE 90Ω 100MHz 1.75Ω 100mA TCM1210-900-2P-T TDK LR (NU)
1
2
L19  CHOKE 90Ω 100MHz 1.75Ω 100mA TCM1210-900-2P-T TDK LR (NU)
1
2 
1
2
L18
CHOKE 90Ω 100MHz 1.75Ω 100mA TCM1210-900-2P-T TDK LR (NU)
4
3
4
3 
4
3 
4
CHOKE 90Ω 100MHz 1.75Ω 100mA TCM1210-900-2P-T TDK LR (NU)
3
Q7
M-FET-P AO6409 -20V -5A TSOP6 6PIN AOS LR
5mil
B
6
4  5
S
2
D
1
G
3
R32
4.7KΩ 5% 1/10W SMT0603 LR
Q5 
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
E  C
600Ω±25% 100MHz 1000mA SMT0603 MLB-160808-0600P-N2 MAG.LAYERS LR
20-25063-00
Min : 80 MIL or 
Power Plane
LCD_VDD
0.1uF 10V 10% SMT0402 X5R LR
CN14
31 32
1
2
1
3
4
3
GND GND
5
6
5
7
8
7
9
10
9
11
12
11
13
14
13
15
16
15
17  18
17 18
19  20
19 20
21  22
21 22
23  24
23 24
25  26
25 26
27  28
27 28
29  30
29 30
L22
Min : 80 MIL or
SPWR 0 5% 1/8W 0805
3VDDM
L12
C33
2 
4 
6 
8 
10 
12 
14 
16
CON ACES SMT WIRE 1.0P 30PIN R/A 88107-3000L Lead-free & RoHS
Power Plane
C35
C34
10pF 50V ±0.5pF SMT0402 NPO LR(NU)
10pF 50V ±0.5pF SMT0402 NPO LR(NU)
C45
C44
10uF 10V ±10% SMT0805 X5R AVXTV21X5R106K10AT AVX LR
0.1uF 25V 80-20% SMT0603 Y5V LR
R16  SHW 0 5% 1/16W 0402
R15  SHW 0 5% 1/16W 0402
C43
0.1uF 25V 80-20% SMT0603 Y5V LR(NU)
LCD_SPDAT <16>
LCD_SPCLK <16>
C  C
C1555 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR (NU)
C1556 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR (NU)
C1554 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR (NU)
C1559 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR (NU)
C1558 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR (NU)
C1557 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR (NU)
C1560 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR (NU)
C1561 5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR (NU)
2006.10.17 EMI add 
must place near CN14
B  B
LVDS Interface
LENGTH  TRACE MUTCHING Signal
LVDS
10"
Cable MAX 16"
A  A
10
(stripline) 
6 mils
(microstrip)
9
 SPACE TRACE
20 mils 4 mils 
7 mils (edge
to edge) 
20 mils (pair
to pair) 
20 mils (to non
LVDS signal)
8
+/-20 mils 
(data to 
clock)
+/-20 mils (with a 
clock pair)
X +/-20 mils 
(clock to 
clock)
7
Impedance
100 ohms +/-15%
Note
Breakout region 
from NB should 
be less than 500 
mils
6
3VDDM <10,11,12,16,17,18,19,20,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
3VDDM
5
4
3
Title
Size Document Number  Rev
C
Date:  Sheet
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<LCD connecter>
2
21  56 Sunday, December 10, 2006
of
1
0.4
 
Page 22
10
9
8
7
6
5
4
3
2
1
H  H
5VDDM <11,24,26,29,32,34,35,36,37,41,42,48,52>
L11
SPWR 0 5% 1/16W 0603
G  G
0.1uF 10V 10% SMT0402 X5R LR(NU)
D3A
C20
DIODE ARRAY MMBD4448HTM-7-F 80V 500mA SOT-26 6PIN DIODES LR
6  1
D1A
DIODE ARRAY MMBD4448HTM-7-F 80V 500mA SOT-26 6PIN DIODES LR
6  1
D3B
5  2
D1B
5  2
F  F
RED <16>
GREEN <16>
BLUE <16>
(10mil)
(10mil)
(10mil)
(10mil)
E  E
DL-IC NC7SZ126P5X_NL SC-70 5PIN FAIRCHILD LR
(10mil)
HSYNC <16>
3VDDM <10,11,12,16,17,18,19,20,21,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
R5
D  D
(10mil)
(10mil)
VSYNC <16>
(10mil)
10KΩ 1% 1/10W SMT0603 RM06FTN1002 TA-I Lead-Free
DL-IC NC7SZ126P5X_NL SC-70 5PIN FAIRCHILD LR
(10mil)
22Ω 5% SMT1010 1/16W 4P2R RS2N-22R0-J2N CYNTEC LR
U31
OPTIONAL ESD PROTECTION DIODES
D3C
4  3
D1C
4  3
QVEDAT
R400  SHW 0 5% 1/16W 0402
QVECLK
R402  SHW 0 5% 1/16W 0402
U30
4
125  3
125 3
4
124
RP86
3
R3
75Ω 1% 1/16W SMT0402 LR
5VDDM <11,24,26,29,32,34,35,36,37,41,42,48,52>
R1266 47nH ±5% 300mA SMT0603 HFI-160808-47NJ MAG.LAYERS LR
R1267 47nH ±5% 300mA SMT0603 HFI-160808-47NJ MAG.LAYERS LR
R1268 47nH ±5% 300mA SMT0603 HFI-160808-47NJ MAG.LAYERS LR
C8
C9
C10
R2
R1
10pF 50V 5% SMT0402 NPO LR (NU)
10pF 50V 5% SMT0402 NPO LR (NU)
10pF 50V 5% SMT0402 NPO LR (NU)
75Ω 1% 1/16W SMT0402 LR
75Ω 1% 1/16W SMT0402 LR
L4  47nH ±5% 300mA SMT0603 HFI-160808-47NJ MAG.LAYERS LR
L3  47nH ±5% 300mA SMT0603 HFI-160808-47NJ MAG.LAYERS LR
L2  47nH ±5% 300mA SMT0603 HFI-160808-47NJ MAG.LAYERS LR
C1373
C1374
C1375
15pF 50V 5% SMT0402 NPO LR
15pF 50V 5% SMT0402 NPO LR
15pF 50V 5% SMT0402 NPO LR
1  2
F6
750mA 13.2V SMT1812 miniSMDC075F-2 RAYCHEM LR
C3
12pF 50V 5% SMT0402 NPO LR (NU)C412pF 50V 5% SMT0402 NPO LR (NU)
CRTGND
P  N
D2 DIODE STKY SS1040 40V 1A SOD-123 2PIN PSI LR
Hope the total trace 
of RGB_conn be no 
longer than 230 mil 
(TP on the trace, SR5 
MAX 212 mil)
T27 
T26
C5
12pF 50V 5% SMT0402 NPO LR (NU)
C363  10pF 50V ±0.5pF SMT0402 NPO LR
R1386
0Ω 5% 1/8W SMT0805 LR
(20mil)
FER-BEAD 600Ω±25% 100MHz 400mA SMT0805 MLB-201209-0600L-N2 MAG.LAYERS LR
L1
CRT5V
C6
0.1uF 16V 80-20% SMT0402 Y5V LR
R_CONN
G_CONN
B_CONN
1 
1
C362  10pF 50V ±0.5pF SMT0402 NPO LR
C361
C364
220pF 50V 10% SMT0402 X7R LR(NU)
20mil
C1 10uF 10V +80-20% SMT0805 Y5V LR
C2
0.1uF 16V 80-20% SMT0402 Y5V LR
CON SUYIN DIP D-sub 15PIN reserved 070546FR015S211CU Lead-free & RoHS 
220pF 50V 10% SMT0402 X7R LR(NU)
CN1
1 
9 
2
10
16
3
17
11
4
12
5
13
6
14
7
15
8
20-25071-00
C  C
B  B
2.2KΩ 5% 1/16W SMT0402 LR
2.2KΩ 5% 1/16W SMT0402 LR
R406
VEDAT <16>
VECLK <16>
A  A
10
9
8
7
6
3VDDM <10,11,12,16,17,18,19,20,21,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
R8 
SHW 0 5% 1/16W 0402
R1231 
SHW 0 5% 1/16W 0402
QVEDAT
QVECLK
R404
2.2KΩ 5% 1/16W SMT0402 LR
4
G
D S
Q2
R9
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR
G
D S
Q1 
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR
5
CRT5V
R405
2.2KΩ 5% 1/16W SMT0402 LR
3
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<CRT connector>
2
22  56 Sunday, December 10, 2006
of
1
0.4
 
Page 23
10
H  H
PCI_AD[31..0] <29>
G  G
F  F
E  E
D  D
PCI_REQ00 <29>
PCI_REQ01
PCI_REQ02 <29>
PCI_C/BE0[3..0] <29>
PCI_FRAME0 <29>
PCI_DEVSEL0 <29>
PCI_IRDY0 <29>
PCI_TRDY0 <29>
PCI_STOP0 <29>
PCI_SERR0 <29>
PCI_PAR <29>
PCI_PERR0 <29>
PCI_INTA0 <16,29> 
PCI_INTB0 <29> 
PCI_INTC0 <29> 
PCI_INTD0
KBSEL1 <37>
PCIE_INTR0 <17>
KBSEL2 <37>
R1392
SHW 0 5% 1/16W 0402
PCI_GNT00 <29> 
PCI_GNT01 
PCI_GNT02 <29>
D47A
6 1
D47B
5 2
D47C
DIODE STKY CH731UPT 40V 0.03A SOT-457 6PIN CHENMKO LR
4 3
Should change layout 2006.11.01
C  C
PCI_GNT04
R721  8.2KΩ 5% 1/16W SMT0402 LR
PCI_GNT05  ISA_RSTDRV0
B  B
A  A
R289  8.2KΩ 5% 1/16W SMT0402 LR
PCI_INTF0
R713  8.2KΩ 5% 1/16W SMT0402 LR
PCI_INTG0
R711  8.2KΩ 5% 1/16W SMT0402 LR
PCI_INTH0
R710  8.2KΩ 5% 1/16W SMT0402 LR  C800 0.01uF 16V 10% SMT0402 X7R LR
10
9
PCI_AD0
G2
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
PCI_C/BE00 
PCI_C/BE01 
PCI_C/BE02 
PCI_C/BE03
PCIRST0_SB
PCI_INTD0 
PCI_INTE0 
PCI_INTF0 
PCI_INTG0
PCI_INTH0
REQ00_SB 
REQ01_SB 
REQ02_SB 
PCI_REQ03 
PCI_REQ04 
PCI_REQ05
PCI_GNT03 
PCI_GNT04 
PCI_GNT05
REQ00_SB
REQ01_SB
REQ02_SB
3VDDM
R717  8.2KΩ 5% 1/16W SMT0402 LR
RP12
1  8 
2  7 
3  6 
4  5
RP36
1  8 
2  7 
3  6 
4  5
RP11
1  8 
2  7 
3  6 
4  5
RP8 8.2KΩ 5% SMT2010 8P4R 1/16W RS4N-8201-JN CYNTEC LR
1  8 
2  7 
3  6 
4  5
RP35
1  8 
2  7 
3  6 
4  5
RP37
8.2KΩ 5% SMT1010 4P2R 1/16W LR
AD00
J4
AD01
J3
AD02
H3
AD03
F1
AD04
G1
AD05
H4
AD06
F2
AD07
E1
AD08
G3
AD09
E3
AD10
D1
AD11
G4
AD12
D2
AD13
D3
AD14
F3
AD15
K3
AD16
L3
AD17
K2
AD18
K1
AD19
M4
AD20
L2
AD21
N4
AD22
L1
AD23
M2
AD24
M1
AD25
P4
AD26
N3
AD27
N2
AD28
N1
AD29
P1
AD30
P2
AD31
E2
CBE0
C1
CBE1
L4
CBE2
M3
CBE3
J1
FRAME
H2
DEVSEL
J2
IRDY
H1
TRDY
K4
STOP
C2
SERR
F4
PAR
C3
PERR
R1
PCIRST
A4
INTA
B4
INTB
B5
INTC
C4
INTD
D4
INTE/GPI12/GPO12
E4
INTF/GPI13/GPO13
A3
INTG/GPI14/GPO14
B3
INTH/GPI15/GPO15
A5
REQ0
B6
REQ1
C5
REQ2
D5
REQ3
P3
REQ4
R3
REQ5/GPI7
A6
GNT0
D6
GNT1
C6
GNT2
E5
GNT3
R4
GNT4
R2
GNT5/GPO7
GND
GND
GND
GND
B2
B1
A1
A2
PCI_REQ05
8.2KΩ 5% SMT2010 8P4R 1/16W RS4N-8201-JN CYNTEC LR
PCI_DEVSEL0 
PCI_TRDY0 
PCI_IRDY0 
PCI_FRAME0
8.2KΩ 5% SMT2010 8P4R 1/16W RS4N-8201-JN CYNTEC LR
PCI_PAR
PCI_INTE0 
PCI_PERR0 
PCI_GNT03
8.2KΩ 5% SMT2010 8P4R 1/16W RS4N-8201-JN CYNTEC LR
PCI_INTA0 
PCI_INTB0 
PCI_INTD0 
PCI_SERR0
PCI_GNT00 
REQ01_SB 
REQ00_SB 
PCI_INTC0
8.2KΩ 5% SMT2010 8P4R 1/16W RS4N-8201-JN CYNTEC LR
REQ02_SB 
PCI_REQ03 
PCI_GNT02 
PCI_GNT01
PCI_REQ04 
PCI_STOP0
9
GND
GND
E8
F25
8
H9
H10
H12J8K8L8M8N8P8R8R19
H11
VCC33-1
VCC33-2
VCC33-4
VCC33-3
GND
GND
GND
H23
J21
J25
8
7
3VDDM <10,11,12,16,17,18,19,20,21,22,24,25,26,29,36,37,38,41,42,45,46,48,52>
T8
T19
U19V8V19
U8
V21W9W10
W11
W17
W18
W19
W21
Y21
W8
VCC33-5
VCC33-6
VCC33-7
VCC33-8
VCC33-9
VCC33-13
VCC33-14
VCC33-16
VCC33-17
VCC33-18
VCC33-15
VCC33-10
VCC33-11
VCC33-12
VCC33-19
VCC33-20
VCC33-21
VCC33-22
VCC33-23
VCC33-24
VCC33-25
VCC33-26
VCC33-27
VCC33-28
NC,UDPWR/GPI9 
NC,UDPEN/GPO9
USBGND3
USBGND4
USBGND5
USBGND6
USBGND7
USBGND8
USBGND9
USBGND10
USBGND11
USBGND12
USBGND13
USBGND14
USBGND15
USBGND16
USBGND17
USBGND18
USBGND19
USBGND20
USBGND21
USBGND22
USBGND23
USBGND24
USBGND25
USBGND26
USBGND27
USBGND28
USBGND2
USBGND1
B13
B15
B17
B19
B21
C13
C14
C15
C16
C17
C18
C19
C20
C21
D13
10/25 
NU
D15
A17
A19
A21
A15
A13
3VDDM
C797 22uF 10V 80-20% SMT1206 Y5V C3216Y5V1A226Z TDK LR(NU)
C755 4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR
C792  0.1uF 16V 80-20% SMT0603 Y5V LR
C775 0.01uF 16V 10% SMT0402 X7R LR
C784  0.1uF 16V 80-20% SMT0603 Y5V LR
C765 0.01uF 16V 10% SMT0402 X7R LR
C770  0.1uF 16V 80-20% SMT0603 Y5V LR
C798 0.01uF 16V 10% SMT0402 X7R LR
USBGND29
D17
D19
D21
E13
E15
E17
E19
E21
7
6
U22A
USB_VDD
A22
USBVCC1
B22
USBVCC2
C22
USBVCC3
D22
USBVCC4
E22
USBVCC5
F22
USBVCC6
J13
USBVCC7
J14
USBVCC8
J15
USBVCC9
J16
USBVCC10
J17
USBVCC11
J18
USBVCC12
C24
VSUSUSB
VCCUPLL1 
VCCUPLL2
GNDUPLL1 
GNDUPLL2
USBP0+ 
USBP0USBP1+ 
USBP1USBP2+ 
USBP2USBP3+ 
USBP3USBP4+ 
USBP4USBP5+ 
USBP5-
NC,USBP6+
NC,USBP6-
NC,USBP7+
NC,USBP7-
USBOC0 
USBOC1 
USBOC2 
USBOC3 
USBOC4
USBOC5 
NC,USBOC6 
NC,USBOC7
USBCLK
USBREXT
KBCK/A20G
KBDT/KBRC
MSCK/IRQ1
MSDT/IRQ12
USBGND30
USBGND32
USBGND31
H13
H15
H16
H14
2.5VSB_APLL
A23 
B23
D23
GNDSB_APLL
C23
USBP0P
E20
USBP0N
D20
USBP1P
A20
USBP1N
B20
USBP2P
E18
USBP2N
D18
USBP3P
A18
USBP3N
B18 
D16 
E16 
A16 
B16 
D14 
E14 
A14 
B14
C26 
D24 
B26 
C25 
B24 
A24 
A26 
A25
E23
R272  5.23KΩ 1% 1/10W SMT0603 LR
B25
D26 
D25
SB_KA20G
W3
SB_KBRC
V1 
W1 
W2
USBGND33
USBGND35
USBGND34
ASIC SB VT8237A HSBGA 541PIN VER:CD Taiwan VIA LR
H18
H17
3VDDM
6
5
>60mil
FER-BEAD 80Ω±25% 100MHz 700mA SMT0603 MLB-160808-0080L-N2 MAG.LAYERS LR
2.5VDDA <24,25,26,45>
C739 
10uF 10V 10% SMT1210 X7R LMK325BJ106KN-T TAIYO LR
C741
0.1uF 16V 80-20% SMT0402 Y5V LR
RP4  10KΩ 5% SMT2010 1/16W 8P4R LR
1 
2
RP9 10KΩ 5% SMT1010 1/16W 4P2R LR
RP10 10KΩ 5% SMT1010 1/16W 4P2R LR
SB_KA20G <34> 
SB_KBRC <34>
R1234
SYSPWRGD <20,25,26,52>
C748 22uF 10V 80-20% SMT1206 Y5V C3216Y5V1A226Z TDK LR
C793 4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR
C785  0.1uF 16V 80-20% SMT0603 Y5V LR
C779  0.1uF 16V 80-20% SMT0603 Y5V LR
C799 0.01uF 16V 10% SMT0402 X7R LR
C762  0.1uF 16V 80-20% SMT0603 Y5V LR
C801 0.01uF 16V 10% SMT0402 X7R LR
3
100KΩ 5% 1/16W SMT0402 LR
PCIRST0_SB
5
L85
L86  SPWR 0 5% 1/16W 0603
8 
7 
6 
5 4
3VDDA
CLK48M_SB <12>
SB_KBRC 
SB_KA20G
3VDDM <10,11,12,16,17,18,19,20,21,22,24,25,26,29,36,37,38,41,42,45,46,48,52>
U17
5 3
1
2
4
DL-IC NC7S08P5X_NL SC70 5PIN FAIRCHILD LR
4
USB_VDD
RP74
3 
4
8.2KΩ 5% SMT1010 4P2R 1/16W LR
C750
0.1uF 16V 80-20% SMT0402 Y5V LR
2.5VDDM <8,13,20,24,25,26,36,45>
3VDDA  <11,21,24,25,26,28,30,33,34,36,37,39,45,48>
10/19 
Add
2 
1
3VDDM
3VDDA
C754
C751
0.1uF 16V 80-20% SMT0402 Y5V LR
3VDDA  <11,21,24,25,26,28,30,33,34,36,37,39,45,48>
TRANS NPNX2 RT3N33M-T111-1 50V 100mA SC-88 6PIN IDC LR (NU)
TRANS NPNX2 RT3N33M-T111-1 50V 100mA SC-88 6PIN IDC LR (NU)
3VDDM  <10,11,12,16,17,18,19,20,21,22,24,25,26,29,36,37,38,41,42,45,46,48,52>
3VDDA  <11,21,24,25,26,28,30,33,34,36,37,39,45,48>
4
3
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
L87
C752
0.1uF 16V 80-20% SMT0402 Y5V LR
10uF 10V +80-20% SMT0805 Y5V LR
5
2
R276 0Ω 5% 1/16W SMT0402 LR
USBP0P 
USBP0N 
USBP1P 
USBP1N 
USBP2P 
USBP2N 
USBP3P 
USBP3N
3VDDM <10,11,12,16,17,18,19,20,21,22,24,25,26,29,36,37,38,41,42,45,46,48,52>
R680
4.7KΩ 5% 1/16W SMT0402 LR (NU)
3
Q83B
4
6
Q83A
1
PCIRST0_NB
PCI_RST0
3
2
3VDDA <11,21,24,25,26,28,30,33,34,36,37,39,45,48>
C742
0.1uF 16V 80-20% SMT0402 Y5V LR
PCIRST0_NB
PCI_RST0
Title
VA250 < Yonah + VN896 + VT8237A >
Size Document Number  Rev
C
<VT8237 PCI/USB>
Date:  Sheet
2
1
USBP0P <31> 
USBP0N <31> 
USBP1P <31> 
USBP1N <31> 
USBP2P <31> 
USBP2N <31> 
USBP3P <31> 
USBP3N <31>
7/7 EMI add
3VDDM <10,11,12,16,17,18,19,20,21,22,24,25,26,29,36,37,38,41,42,45,46,48,52>
C269
0.1uF 16V 80-20% SMT0402 Y5V LR
R307
4.7KΩ 5% 1/16W SMT0402 LR (NU)
ISA_RSTDRV0
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
ISA_RSTDRV0 <32>
PCIRST0_NB <17,26,29,33,34,38,39>
PCI_RST0 <17,26,29,33,34,38,39>
23  56 Sunday, December 10, 2006
of
1
0.4
 
Page 24
10
H  H
G  G
F  F
IDE_D_SDD[15..0] <32>
E  E
D  D
R1235 4.7KΩ 5% 1/16W SMT0402 LR
IDE_PDA0
C  C
IDE_PDA2
IDE_PDA1
R757  4.7KΩ 5% 1/16W SMT0402 LR(NU)
R752  4.7KΩ 5% 1/16W SMT0402 LR
R748  2.2KΩ 5% 1/16W SMT0402 LR (NU)
R334  4.7KΩ 5% 1/16W SMT0402 LR(NU)
R336  2.2KΩ 5% 1/16W SMT0402 LR
B  B
R736  4.7KΩ 5% 1/16W SMT0402 LR
IDE_PDCS30
R729  2.2KΩ 5% 1/16W SMT0402 LR(NU)
A  A
10
9
5VDDM <11,22,26,29,32,34,35,36,37,41,42,48,52>
3VDDM
1  -  Manual mode
0  -  AUTO mode
3VDDM
3VDDM
0  -  Disable
1  -  Enable
3VDDM
9
3VDDM <10,11,12,16,17,18,19,20,21,22,23,25,26,29,36,37,38,41,42,45,46,48,52>
R755 4.7KΩ 5% 1/16W SMT0402 LR
IDE_PDIORDY
IDE_D_SIORDY
R365 4.7KΩ 5% 1/16W SMT0402 LR
R339 10KΩ 5% 1/16W SMT0402 LR
IDE_PDD7
IDE_PDDREQ
R758 5.6KΩ 5% 1/16W SMT0402 LR
R366 10KΩ 5% 1/16W SMT0402 LR
IDE_D_SDD7
IDE_D_SDDREQ
R362 5.6KΩ 5% 1/16W SMT0402 LR
R733  4.7KΩ 5% 1/16W SMT0402 LR
IDE_D_SDD5  IDE_SDD5
IDE_D_SDD4  IDE_SDD4 
IDE_D_SDD6  IDE_SDD6 
IDE_D_SDD7  IDE_SDD7
IDE_D_SDD10  IDE_SDD10
IDE_D_SDDREQ <32>
IDE_D_SDDACK0 <32>
IDE_D_SDIOR0 <32> 
IDE_D_SDIOW0 <32> 
IDE_D_SIORDY <32> 
IDE_D_SDCS10 <32> 
IDE_D_SDCS30 <32>
IDE_D_SDA0 <32> 
IDE_D_SDA1 <32> 
IDE_D_SDA2 <32>
ISA_IRQ15 <32>
5VDDM <11,22,26,29,32,34,35,36,37,41,42,48,52>
SATA_TXP0
SATA_TXP0 <32>
SATA_TXN0
SATA_TXN0 <32>
SATA_RXN0
SATA_RXN0 <32>
SATA_RXP0
SATA_RXP0 <32>
IDE_SDD2 IDE_D_SDD2 
IDE_SDD0 IDE_D_SDD0 
IDE_SDD1 IDE_D_SDD1
IDE_SDD3 IDE_D_SDD3
IDE_SDD8 IDE_D_SDD8 
IDE_SDD9 IDE_D_SDD9 
IDE_SDD11 IDE_D_SDD11 
IDE_SDD12 IDE_D_SDD12 
IDE_SDD14 IDE_D_SDD14 
IDE_SDD15 IDE_D_SDD15 
IDE_SDD13 IDE_D_SDD13
R350  4.7KΩ 5% 1/16W SMT0402 LR
C816
0.01uF 16V 10% SMT0603 X7R Lead-Free
C817
0.01uF 16V 10% SMT0603 X7R Lead-Free
C330
1200pF 16V 10% SMT0603 X7R Lead-Free
C331
1200pF 16V 10% SMT0603 X7R Lead-Free
VLink Compensation
8
V4 Support
1  -  Enable
0  -  Disable
V4-Lite support
PDCS30 ==> Vlink Reference Voltage
0  -  VKCOMP for Vlink at 4X mode 0.75V
1  -  VKCOMP for Vlink at 4X mode 0.9V
8
7
AA22
PDD00
Y24
PDD01
AA26
PDD02
AA25
PDD03
AB26
PDD04
AC26
PDD05
AC23
IDE_SDCS10
AD25 
AD26 
AC24 
AC25
AD24
AC20
AC21
AD18 
AD19
AD20
AD21 
AD22
AD17 
AD23
AC22
AC19
AC13
AC15
AC17 
AC11
AB24 
AB23 
AA24
AA23
AB20
AE18 
AF18
AF19 
AE20 
AF20
AE21 
AF21
AF22
AF23 
AE23 
AF17 
AF25 
AF26 
AF24
AE24 
AE26
AB21
AB13
AF13 
AE13
AB15
AF15 
AE15
AB17 
AB11
Y26
Y23 
V24
W26
Y25 
Y22 
V22 
V23
W23
V25
W24
W12 
W13 
W14 
W15 
W16
PDD06 
PDD07 
PDD08 
PDD09 
PDD10 
PDD11 
PDD12 
PDD13 
PDD14 
PDD15
PDDRQ 
PDDACK,PDDACK* 
PDIOR 
PDIOW 
PDRDY 
PDCS1,PDCS1* 
PDCS3,PDCS3* 
PDA0,PDA0* 
PDA1,PDA1* 
PDA2,PDA2* 
IRQ14
SDD00 
SDD01 
SDD02 
SDD03 
SDD04 
SDD05 
SDD06 
SDD07 
SDD08 
SDD09 
SDD10 
SDD11 
SDD12 
SDD13 
SDD14 
SDD15
SDDRQ 
SDDACK 
SDIOR 
SDIOW 
SDRDY 
SDCS1/SDCS1* 
SDCS3/SDCS3* 
SDA0/SDA0* 
SDA1/SDA1* 
SDA2/SDA2* 
IRQ15
NC,SVREF
NC,SCOMPP
NC,STXP1 
NC,STXN1
NC,SRXN1 
NC,SRXP1
NC,STXP2 
NC,STXN2
NC,SRXN2 
NC,SRXP2
NC,VDDATS-1 
NC,VDDATS-2 
NC,VDDATS-3 
NC,VDDATS-4 
NC,VDDATS-5
NC,VCCAS1 
NC,VCCAS2 
NC,VCCAS3 
NC,VCCAS4
VDDA0
C802
4.7uF 10V +80-20% 0805 Y5V LEAD-FREE
IDE_PDD7
IDE_PDDREQ
IDE_PDIORDY
IDE_PDCS30 
IDE_PDA0
IDE_PDA2 
IRQ14_R
IDE_SDD0 
IDE_SDD1 
IDE_SDD2 
IDE_SDD3 
IDE_SDD4 
IDE_SDD5 
IDE_SDD6 
IDE_SDD7 
IDE_SDD8 
IDE_SDD9 
IDE_SDD10 
IDE_SDD11  SUSB0 
IDE_SDD12 
IDE_SDD13 
IDE_SDD14 
IDE_SDD15
IDE_SDDREQ
IDE_SDDACK0 
IDE_SDIOR0
IDE_SDIOW0
IDE_SDIORDY
IDE_SDCS30 
IDE_SDA0 
IDE_SDA1 
IDE_SDA2 
IRQ15_R
2.5V_SATA
7
J9
J10
J11
K9L9J12
L18
VCC25-1
VCC25-2
VCC25-3
VCC25-5
VCC25-6
VCC25-4
NC,GNDA120
NC,GNDATS1
NC,GNDATS2
NC,GNDATS3
NC,GNDATS4
NC,GNDATS5
AB14
AC14
AD12
AD13
AD14
AD15
AD16
L92
SPWR 0 5% 1/16W 0603
6
2.5VDDM <8,13,20,23,25,26,36,45>
M9
M18N9N18P9P18R9R18T9T18U9U18V9V10
VCC25-9
VCC25-7
VCC25-8
VCC25-10
VCC25-11
VCC25-12
VCC25-13
VCC25-14
VCC25-15
NC,GNDAS1
NC,GNDATS11
NC,GNDATS6
NC,GNDATS7
NC,GNDATS8
NC,GNDATS9
NC,GNDATS10
NC,GNDATS12
AF14
AE12
AE14
AE16
AF12
AF16
AC16
2.5VDDM <8,13,20,23,25,26,36,45>
6
V11
V12
VCC25-16
VCC25-17
VCC25-18
VCC25-19
VCC25-20
VCC25-21
VCC25-22
ACSDIN3/GPI21/GPO21/PCS1/SLPBTN
NC,GNDAS2
NC,GNDAS3
NC,GNDAS4
GND
GND
F6F7J5K5P5
AC12
AB16
AB12
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
2.5V_SATA
C790
5
3VDDA <11,21,23,25,26,28,30,33,34,36,37,39,45,48>
V13
V14
V15
V16
V17
V18
VCC25-23
VCC25-24
VCC25-25
VCC25-26
VCC25-27
VCC25-28
VCC25-29
ACSDIN2/GPI20/GPO20/PCS0
ACSDOUT,ACSDOUT*
AOLGPI/THRM/GPI18
SMBCK2/GPI27/GPO27 
SMBDT2/GPI26/GPO26
SUSA/GPO1,GPO02
Strap_VD1*,GPIOA*/PCREQA* 
Strap_VD2*,GPIOB*/PCREQB* 
Strap_VD0*,GPIOC*/PCGNTA* 
Strap_VD3*,GPIOD*/PCGNTB*
GND
GND
GND
GND
GND
GND
GND
GND
L13
L14
L11
L12
R5
10uF 10V ±10% SMT0805 X5R T=1.25mm C2012X5R1A106KT TDK LR
C789 4.7uF 10V +80-20% 0805 Y5V LEAD-FREE(NU)
C788
5
2.5VDDA <23,25,26,45>
T4
AA4
AB4
AB5
AB6
VSUS33-1
VSUS33-2
VSUS33-3
VSUS33-4
VSUS25-1
ACBITCLK
ACSDIN0 
ACSDIN1
ACSYNC,ACSYNC*
ACRST
NC,NC, WAKE
BATLOW/GPI05
CPUMISS/GPI17
RING/GPI03
SUSST1/GPO03
EXTSMI/GPI02
SMBALRT 
LID/GPI04
PWRBTN
PWROK
PCKRUN 
CPUSTP/GPO05 
PCISTP/GPO06*
INTRUDER/GPI16
SUSCLK/GPO04
SMBCK1 
SMBDT1
SUSB/GPO2
GPO00
NC,GPO01
SERIRQ
SPKR/SPKR*
NC,VCCAO
NC,GNDAO
NC,SREXT
Strap_AUTO*,SXO
KBCS/KBCS*,SXI
NC,VCCA33
NC,GNDA33
GND
GND
GND
GND
GND
GND
L15
L16
M11
M12
M13
M14
R739
SPWR 0 5% 1/16W 0603
U4
SUSC
GPI00 
GPI01
M15
4
C782
U22B
VSUS25-2
T1 
U3 
V2 
U1 
V3 
T2 
U2 
T3
Y5 
W4
PME
V4 
Y1 
Y2 
Y3 
Y4 
AA1 
AB1 
AC1 
AD2 
AF1 
AB7 
AC7 
AD6
AE1
AB3
AC4 
AB2
AC3 
AD1
AA2 
AD3 
AF2
AE2 
AC2 
AA3 
AE3 
AE5 
AD5 
AF5 
AC6
AD9 
AF8 
AB8
OSC
AF9
TPO
AE9
TEST
AC10
AB10
AD11
AE10
AF10
AE11
AF11
W5
GND
V5
GND
M16
GND
N11
GND
N12
GND
N13
GND
N14
GND
N15
GND
N16
GND
GND
GND
K18
ASIC SB VT8237A HSBGA 541PIN VER:CD Taiwan VIA LR
2.5VDDM <8,13,20,23,25,26,36,45>
10pF 50V 5% SMT0402 NPO LR(NU)
AC_BITCLK <28,41>
AC_SDIN1 
AC_SDIN2
SYNC 
SDOUT
PCI_CLKRUN0 IDE_PDA1 
CPUSTP0 
PCISTP0
INTRUDER
SUSCLK_SB
SUSA0
SUSC0
GPI0
GPI1 
GPO0 
GPO1
GPIOA
GPIOB
GPIOC
GPIOD
TPO
VDDA0
AC_SDIN0 <41>
SLPBTN0
R319  22Ω 5% 1/16W SMT0402 LR Sn 
R322  22Ω 5% 1/16W SMT0402 LR Sn 
R732  22Ω 5% 1/16W SMT0402 LR Sn
R455  SHW 0 5% 1/16W 0402
WAKE0 
PME0_SB 
NET_GPI5 
GPI17
SUSST0_SB
R448  SHW 0 5% 1/16W 0402
THRM0
SMBALRT0 
LID
R785  6.2KΩ 0.5% 1/10W SMT0603 LR
SATA25MO
SATA25MI
NU for 
long 
trace.
R716  SHW 0 5% 1/16W 0402
PM_RI0  <33>
KBC_SMI0 <34>
MAINSW0_ICH <39> 
PWROK_NB <17> 
PCI_CLKRUN0 <29,33,34> 
CPUSTP0 <12> 
PCISTP0  <12>
SUSCLK_SB <11>
FAN_ON  <11> 
MB_ID0  <37>
SUSA0  <33> 
SUSB0  <39> 
SUSC0  <39>
R321  SHW 0 5% 1/16W 0402
R1233  4.7KΩ 5% 1/16W SMT0402 LR(NU)
R367  4.7KΩ 5% 1/16W SMT0402 LR
PCI_PME0 <29>
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR
SATA25MO
SATA25MI
Y7
1  2
X'TAL 25MHz SMD-49 SMT11*4.9*4.5mm 2PIN 12pF 30ppm XSA025000FC1H-O H.ELE LR
C830
MO-CAP 6.8pF 50V +/-0.25pF SMT0402 NPO LR (NU)
4
3
PCIE_WAKE0 <17>
PM_BATLOW0 <33>
3VDDA <11,21,23,25,26,28,30,33,34,36,37,39,45,48>
3VDDM
PME0_SB
D S
Host Clock
100Mhz 
133Mhz 1 
200Mhz
THRM0
3VDDM
2.5VDDM <8,13,20,23,25,26,36,45>
2.5VDDA <23,25,26,45>
CLK14M_SB <12>
3VDDM <10,11,12,16,17,18,19,20,21,22,23,25,26,29,36,37,38,41,42,45,46,48,52>
4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR
AC_SDIN1 <28> 
AC_SDIN2
R329  SHW 0 5% 1/16W 0402
PCIE_PMESCI0 <17>
FAN_ON
WIRELESS_RFON <29,37>
3VDDM
NB Strapping Selection for VN896
AC_SYNC <28,41> 
AC_SDOUT <28,41> 
AC_RSTNS0 <28,41>
ICH_SMBCLK <12,13,18,19> 
ICH_SMBDAT <12,13,18,19>
R1130
4.7KΩ 5% 1/16W SMT0402 LR(NU)
EC_SCI0 <33>
PCI_SERIRQ <33,34> 
SPKR_SB <43>
R311
10KΩ 5% 1/16W SMT0402 LR
G
Q40
GPIOA0GPIOC
0 
0 
1
0 
1  Auto mode
1
KBC_SMI0 
SUSA0 
LID 
SMBALRT0 
NET_GPI5 
PWROK_NB 
PME0_SB 
SUSST0_SB
GPI1
C831
GPO0
GPO1
MO-CAP 6.8pF 50V +/-0.25pF SMT0402 NPO LR (NU)
SUSCLK_SB
GPI17
WAKE0
INTRUDER
GPI0
3
2
C288
C289  0.1uF 16V 80-20% SMT0603 Y5V LR
C757 0.01uF 16V 10% SMT0402 X7R LR
C297  0.1uF 16V 80-20% SMT0603 Y5V LR
C759 0.01uF 16V 10% SMT0402 X7R LR
C292  0.1uF 16V 80-20% SMT0603 Y5V LR
C758 0.01uF 16V 10% SMT0402 X7R LR
2.5VDDM <8,13,20,23,25,26,36,45>
C756
10/25
T150uF 6.3V ±20% 40mΩ SMT7343 6TPC150M SANYO LR
C761  10uF 10V +80-20% SMT0805 Y5V LR
3VDDA <11,21,23,25,26,28,30,33,34,36,37,39,45,48>
C749  10uF 10V +80-20% SMT0805 Y5V LR
C794  10uF 10V +80-20% SMT0805 Y5V LR
CRISIS  <37>
PCISTP0 
ICH_SMBCLK 
ICH_SMBDAT 
SDOUT
0/1:Enable/disable auto reboot
PCI_SERIRQ 
CPUSTP0
TPO
SLPBTN0 
SYNC
0/1:Enable/disable LPC FWH command
PCI_CLKRUN0
AC_SDIN0
AC_SDIN1 
AC_SDIN2
SLPBTN0
GPIOC 
GPIOA 
GPIOB 
GPIOD 
SPKR_SB
GPIOB  IOQ Depth
0 
1  1 Level
GPIOD
0  Enable 
1
SPKR_SB
0 
1
ACSDOUT
0  Enable 
1  Disable(Default)
ACSYSC LPC FWH Command
01Enable
Title
VA250 < Yonah + VN896 + VT8237A >
Size Document Number  Rev
C
<VT8237 IDE/AC-Link>
Date:  Sheet
2
Change
R773  4.7KΩ 5% 1/16W SMT0402 LR
RP5  4.7KΩ 5% 1010 1/16W 4P2R LR
124
3
R293  4.7KΩ 5% 1/16W SMT0402 LR
R787  4.7KΩ 5% 1/16W SMT0402 LR 
R772  4.7KΩ 5% 1/16W SMT0402 LR
R371  4.7KΩ 5% 1/16W SMT0402 LR (NU)
R722  4.7KΩ 5% 1/16W SMT0402 LR
R290  4.7KΩ 5% 1/16W SMT0402 LR
R771  4.7KΩ 5% 1/16W SMT0402 LR
R325  4.7KΩ 5% 1/16W SMT0402 LR
RP6
124
3
4.7KΩ 5% 1010 1/16W 4P2R LR
R731  4.7KΩ 5% 1/16W SMT0402 LR(NU)
R384  1KΩ 5% 1/16W SMT0402 LR 
R774  4.7KΩ 5% 1/16W SMT0402 LR(NU) 
R777  4.7KΩ 5% 1/16W SMT0402 LR(NU) 
R368  4.7KΩ 5% 1/16W SMT0402 LR 
R378  4.7KΩ 5% 1/16W SMT0402 LR
R377  4.7KΩ 5% 1/16W SMT0402 LR(NU) 
R370  4.7KΩ 5% 1/16W SMT0402 LR(NU) 
R776  4.7KΩ 5% 1/16W SMT0402 LR 
R775  4.7KΩ 5% 1/16W SMT0402 LR 
R385  1KΩ 5% 1/16W SMT0402 LR(NU)
8 Level
GTL pullup
Disable
CPU FREQ Strapping
Enable 
Disable(Default)
Auto Reboot
Disable(Default)
R317 4.7KΩ 5% 1/16W SMT0402 LR 
R313 4.7KΩ 5% 1/16W SMT0402 LR(NU) 
R328 4.7KΩ 5% 1/16W SMT0402 LR
R320 4.7KΩ 5% 1/16W SMT0402 LR
R719 4.7KΩ 5% 1/16W SMT0402 LR
BATLOW0
R341 4.7KΩ 5% 1/16W SMT0402 LR
R728 4.7KΩ 5% 1/16W SMT0402 LR 
R737 4.7KΩ 5% 1/16W SMT0402 LR
R324 10KΩ 5% 1/16W SMT0402 LR
EC_SCI0
SUSA0
R738 4.7KΩ 5% 1/16W SMT0402 LR
R754 4.7KΩ 5% 1/16W SMT0402 LR(NU)
R741 4.7KΩ 5% 1/16W SMT0402 LR
R309 4.7KΩ 5% 1/16W SMT0402 LR(NU)
CRISIS
R730 4.7KΩ 5% 1/16W SMT0402 LR
R454 4.7KΩ 5% 1/16W SMT0402 LR
R340 1MΩ 5% 1/16W SMT0402 Sn LR 
R338 1MΩ 5% 1/16W SMT0402 Sn LR
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
1
SUSST0_NB <17>
3VDDM
3VDDM
3VDDA <11,21,23,25,26,28,30,33,34,36,37,39,45,48>
LAN PHY RESET: 
0 => mobile 
1 => destop
R1069
4.7KΩ 5% 1/16W SMT0402 LR
RTC_VCC <25,28,37>
24  56 Sunday, December 10, 2006
1
of
0.4
 
Page 25
10
SB_VREF=0.45
H  H
G  G
F  F
E  E
D  D
C  C
2.5VDDM
R708
3KΩ 1% 1/10W SMT0603 LR
R709
665Ω 1% 1/10W SMT0603 LR
4.7KΩ 5% 1/16W SMT0402 LR
VL_PAR <16>
C745
0.1uF 16V 80-20% SMT0603 Y5V LR
VLREF_SB
C746
0.1uF 16V 80-20% SMT0603 Y5V LR
2.5VDDM <8,13,20,23,24,26,36,45>
R712
R1179  0Ω 5% 1/16W SMT0402 LR
3VDDM
Trace 8mil, 
space 24mil.
9
> 10 mil
VL_AD[7..0] <17>
VL_AD[15..8] <16>
VL_BE0 <17>
VL_UPCMD <17> 
VL_DNCMD <17>
VL_UPSTB <17> 
VL_UPSTB0 <17>
VL_DNSTB <17> 
VL_DNSTB0 <17>
R715
360Ω 1% 1/10W SMT0603 LR
CLK66M_SB <12>
LPC_AD0 <33,34,38> 
LPC_AD1 <33,34,38> 
LPC_AD2 <33,34,38> 
LPC_AD3 <33,34,38>
LPC_FRAME0 <33,34,38> 
LPC_DRQ00
R1229 4.7KΩ 5% 1/16W SMT0402 LR
SYSPWRGD <20,23,26,52>
RSMRST0 <39>
RTC_VCC <24,28,37>
C322
0.01uF 16V 10% SMT0402 X7R LR
SB_X1  SB_X2
VL_AD0 
VL_AD1 
VL_AD2 
VL_AD3 
VL_AD4 
VL_AD5 
VL_AD6 
VL_AD7 
VL_AD8 
VL_AD9 
VL_AD10 
VL_AD11 
VL_AD12 
VL_AD13 
VL_AD14 
VL_AD15
VL_PAR_SB
VLREF_SB
LDRQ1
R760
10MΩ 5% 1/10W SMT0603 LR
8
2.5VDDM <8,13,20,23,24,26,36,45>
N21
N22
N23
N24
N25
N26
P22
L21
K21
L23
H25
VAD00
G26
VAD01
K26
VAD02
J23
VCCVK1
VCCVK2
VAD03
F26
VAD04
G25
VAD05
K22
VAD06
K24
VAD07
E24
NC,VAD08
G23
NC,VAD09
L26
NC,VAD10
L25
NC,VAD11
E26
NC,VAD12
E25
NC,VAD13
L24
NC,VAD14
M26
NC,VAD15
G24
VBE
K23
UPCMD
K25
DNCMD
J26
UPSTB+
J24
UPSTB-
H26
DNSTB+
H24
DNSTB-
F24
VPAR
H22
VLVREF
J22
VLCOMP
L22
VCLK
F23
NC1
G22
NC2
AD8
LAD0
AF7
LAD1
AE7
LAD2
AD7
LAD3
AF6
LFRM
AE6
LREQ0
AE8
NC,LREQ1
AC5
PWRGD
AD4
RSMRST
AF4
VBAT
AE4
RTCX1
AF3
RTCX2
GND
P11
P12
P23
VCCVK3
VCCVK4
VCCVK5
VCCVK6
VCCVK7
VCCVK8
VCCVK9
VCCVK10
VCCVK11
GND
GND
GND
GND
GND
GND
GND
GND
GND
P13
P14
P15
P16
R11
R14
R13
R12
7
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
M24
P24
P25
P26
M21
M22
M23
M25
L19
M19
VCCVK19
VCCVK20
VCCVK18
VCCVK12
VCCVK13
VCCVK14
VCCVK15
VCCVK16
VCCVK17
GND
GND
GND
GND
GND
GND
GND
GND
GND
R15
R16
R21
T11
T12
T16
T15
T14
T13
W22
D12
N19
VCCVK21
GND
W25
E12
P19 AA21
VCCVK22
VCCVK23 GND
MIIVCC25-1
MIIVCC25-2
GND
GND
GND
GND
GND
GND
GND
GND
GND
AB19
AB22
AB25
AC18
AE17
AE19
AE22
AE25
6
R714
C747 
10uF 6.3V ±20% SMT0805 X5R CM21X5R106M06AT AVX/CYOCERA LR
E11E9E10
D9
MIIVCC2
MIIVCC3
MIIVCC1
NC,NC,PHYPWRDN
GHI/GPI22/GPO22
DPSLP/GPI23/GPO23
NC,VGATE/GPIO8
GPI28/GPO28,VIDSEL
VRDPSLP/GPI29/GPO29
APICCLK,GPI19
APICD0,GPIO10 
APICD1,GPIO11
GND
GND
GND
GND
T21
K19
AA9
AA10
AB18
2.5VDDA <23,24,26,45>
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
R699
3VDDS_MII
C740 
10uF 6.3V ±20% SMT0805 X5R CM21X5R106M06AT AVX/CYOCERA LR
U22C
A11
MCRS
B11
MCOL
MIIVCC4
C11
MTXENA
A10
MTXD0
B10
MTXD1
B9
MTXD2
A9
MTXD3
C10
MTXCLK
D10
MRXERR
C9
MRXCLK
D8
MRXDV
C8
MRXD0
B8
MRXD1
A8
MRXD2
C7
MRXD3
MDCK_8235
A7
MDCK
MDIO_8235
B7
MDIO
F8 
D7
NC,PHYRST
EEDI,EEDI*
LANVCC
LANGND
STPCLK
AGPBZ/GPI06
PLLVCC
PLLGND
GND
LAN_EECS0
D11
EECS
LAN_EEDO
B12
EEDO
LAN_EEDI
A12
LAN_EECK
C12
EECK
E7
E6
U24
FERR
U26
A20M
T24
IGNNE
R26
INIT
T25
INTR
T26
NMI
U25
SMI
R24 
V26
SLP
GHI0
R22 
P21
AC9 
AC8 
AB9 
AD10
R23
PCICLK
U23
R718  4.7KΩ 5% 1/16W SMT0402 LR (NU)
R25
R723  4.7KΩ 5% 1/16W SMT0402 LR (NU)
T23
T22
FER-BEAD 80Ω±25% 100MHz 700mA SMT0603 MLB-160808-0080L-N2 MAG.LAYERS LR
U22
ASIC SB VT8237A HSBGA 541PIN VER:CD Taiwan VIA LR
3VDDA <11,21,23,24,26,28,30,33,34,36,37,39,45,48>
MCRS  <30> 
MCOL  <30>
R698 33Ω 5% 1/16W SMT0402 LR Sn
R259  33Ω 5% 1/16W SMT0402 LR Sn
PHYPWRDN0
VGATE
R258  33Ω 5% 1/16W SMT0402 LR Sn
PHYPWRDN0 <30> 
LANPHY_RST0 <30>
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
+2.5VSBRAM
> 10 mil
C753
0.1uF 16V 80-20% SMT0402 Y5V LR
H_A20M0  <8> 
H_IGNNE0 <8> 
H_INIT0  <8,38> 
H_INTR  <8> 
H_NMI  <8> 
H_SMI0  <8> 
H_STPCLK0 <8>
SATA_LED <32> 
DPRSLPVR <8,10> 
AGP_BUSY0 <16>
C787
0.1uF 16V 80-20% SMT0402 Y5V LR
5
4
2.5VDDM
(RP49 close to S/B)
VIA 3/16 
recommend
RP7
MRXERR  <30> 
MRXCLK  <30> 
MRXDV  <30> 
MRXD0  <30> 
MRXD1  <30> 
MRXD2  <30> 
MRXD3  <30>
C760 
10uF 6.3V ±20% SMT0805 X5R CM21X5R106M06AT AVX/CYOCERA LR
> 10 mil
22Ω 5% SMT2010 1/16W 8P4R LR
L89
56Ω 5% 1/16W SMT0402 LR(NU)
CPU_DPSLP0 <8>
2.5VDDM <8,13,20,23,24,26,36,45>
L90
C774 
10uF 6.3V ±20% SMT0805 X5R CM21X5R106M06AT AVX/CYOCERA LR
MTXENA <30>
MTXCLK <30>
MDC  <30> 
MDIO  <30>
2.5VDDM <8,13,20,23,24,26,36,45>
R885
H_CPUSLP0 <8,17>
2.5VDDM <8,13,20,23,24,26,36,45>
3
C783  4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR
C780  0.1uF 16V 80-20% SMT0603 Y5V LR
C773  0.01uF 16V 10% SMT0402 X7R LR
C766  0.1uF 16V 80-20% SMT0603 Y5V LR
C772  0.01uF 16V 10% SMT0402 X7R LR
C763  0.1uF 16V 80-20% SMT0603 Y5V LR
C776  0.01uF 16V 10% SMT0402 X7R LR
C764  0.1uF 16V 80-20% SMT0603 Y5V LR
C781  0.1uF 16V 80-20% SMT0603 Y5V LR
C778  0.1uF 16V 80-20% SMT0603 Y5V LR
MTXD0 <30> 
MTXD1 <30> 
MTXD2 <30> 
MTXD3 <30>
LAN_EECS0 
LAN_EECK 
LAN_EEDI 
LAN_EEDO
FERR0  <8>
VCCP  <8,9,12,14,17,26,38,46>
2/6 Change 
to VCCP
CLK33M_SB <12>
CLK33M_APIC <12>
1 
2 
3 
4
EEPROM AT93C46-10SU-2.7 1K(128*8/64*16) 2.7V~5.5V SOIC 8PIN(150mil) ATMEL LR
LAN_EEDI
SEEDI ==> MII Serial EEPROM
0  -  USE Serial EEPROM(Default) 
1  -  Not Use Serial EEPROM
U49
8
VCC
CS
7
DC
SK
6
ORG
DI
5
GND
DO
3VDDM
2
R262  1KΩ 5% 1/16W SMT0402 LR (NU)
R261  2.2KΩ 5% 1/16W SMT0402 LR
3VDDM
R1119 Close to SB.
MDIO
R251  1.5KΩ 5% 1/16W SMT0402 LR
MTXENA
R260  10KΩ 5% 1/16W SMT0402 LR
4.7KΩ 5% 1/16W SMT0402 LR
R786
R726
R383  4.7KΩ 5% 1/16W SMT0402 LR
R468  4.7KΩ 5% 1/16W SMT0402 LR
VGATE
AGP_BUSY0
4.7KΩ 5% 1/16W SMT0402 LR
GHI0
LPC_DRQ00
DPRSLPVR
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,26,29,36,37,38,41,42,45,46,48,52>
R1169
4.7KΩ 5% 1/16W SMT0402 LR
1
3VDDM
3VDDA
FREQ XTL 32.768KHz 12.5pF ±10ppm DT-26 KDS LR
Y5
1  2
C819 
10pF 50V ±0.5pF SMT0402 NPO LR
GND
3
C807
10pF 50V ±0.5pF SMT0402 NPO LR
12pf-12pf is the 
exact value in 
room temp idle
B  B
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,26,29,36,37,38,41,42,45,46,48,52>
3VDDM
A  A
10
9
8
7
6
5
4
3
2.5VDDM
2.5VDDM <8,13,20,23,24,26,36,45>
Title
Size Document Number  Rev
C
Date:  Sheet
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<VT8237 V-Link>
2
25  56 Sunday, December 10, 2006
of
1
0.4
 
Page 26
8
7
6
5
4
3
2
1
CPU POWER OK CIRCUIT
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,29,36,37,38,41,42,45,46,48,52>
R505 
1KΩ 5% 1/16W SMT0402 LR
D  D
VCORE_PG <10>
R1202
1KΩ 5% 1/16W SMT0402 LR
0.01uF 16V 10% SMT0402 X7R LR
C521
U41
5 
1
2 
3
LNR-IC PST9228NR 2.8V SOT-25 5PIN MITSUMI LR
4
OUT
VCC 
TC
SUB 
GND
VCCP <8,9,12,14,17,25,38,46>
R1401 
1KΩ 5% 1/16W SMT0402 LR (NU)
R1436
0Ω 5% 1/16W SMT0402 LR
C1303 
33pF 50V 5% SMT0402 NPO LR(NU)
CPU_PWRGOOD <8>
VR_ON
OUT
G
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,29,36,37,38,41,42,45,46,48,52>
R500 
10KΩ 1% 1/10W SMT0603 RM06FTN1002 TA-I Lead-Free
4
VRON_VCCP <10,46>
Reserve
R1444
0Ω 5% 1/16W SMT0402 LR (NU)
R1446
0Ω 5% 1/16W SMT0402 LR (NU)
D S
Q122
AGTL+_CPURST0 <8,14>
CPU_PWRGOOD <8>
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,29,36,37,38,41,42,45,46,48,52>
C  C
C493
1000pF 50V 10% SMT0603 X7R LR
U40
5
VCC
1
TC
2
SUB
3
GND
LNR-IC PST9228NR 2.8V SOT-25 5PIN MITSUMI LR
SYSTEM POWER OK CIRCUIT
DIODE STKY RB751V-40 40V 200mA SOD-323 2PIN PSI LR (NU)
D82
3VDDM
B  B
VCORE_PG <10>
1KΩ 5% 1/16W SMT0402 LR
1KΩ 5% 1/16W SMT0402 LR(NU)
R506
R1203
1KΩ 5% 1/16W SMT0402 LR
R1243
10KΩ 1% 1/10W SMT0603 RM06FTN1002 TA-I Lead-Free
U36
5
VCC
1
TC
2
SUB
3
GND
LNR-IC PST9228NR 2.8V SOT-25 5PIN MITSUMI LR
C473
0.047uF 16V 10% SMT0603 X7R LR
R498
4
OUT
R499
SHW 0 5% 1/16W 0402
3VDDM
DL-IC NC7WZ14P6X_NL SC70 6PIN FAIRCHILD LR(NU)
5 2
U39B DL-IC NC7WZ14P6X_NL SC70 6PIN FAIRCHILD LR(NU)
U39A
6 1
4 3
PCIRST0_NB <17,23,29,33,34,38,39>
SYSPWRGD <20,23,25,52>
C1532
0.1uF 16V 80-20% SMT0603 Y5V LR
DIODE STKY RB751V-40 40V 200mA SOD-323 2PIN PSI LR (NU)
P N
R1445  33KΩ 1% 1/10W SMT0603 LR (NU)
R1434 
33KΩ 1% 1/10W SMT0603 LR (NU)
P N
D83
4.7uF 6.3V ±10% SMT0805 X5R C2012X5R0J475KT TDK LR 
C1562
should use RK7002 or 2N7002LT1G(ON). need apply a PN.
5VDDM <11,22,24,29,32,34,35,36,37,41,42,48,52>
R1435 
10KΩ 5% 1/16W SMT0402 LR (NU)
D S
Q123
G
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR (NU)
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR (NU)
2.5VDDM <8,13,20,23,24,25,36,45>
2.5VDDA <23,24,25,45>  3VDDA  <11,21,23,24,25,28,30,33,34,36,37,39,45,48>
A  A
8
7
6
5
PPPN
D78
PPPN
 2.2Ω 1% 1/16W SMT0402 LR
R1394
2.2Ω 1% 1/16W SMT0402 LR
4
DIODE STKY CH495DPT 40V 0.4A SOT-346 3PIN CHENMKO LR
DIODE STKY CH495DPT 40V 0.4A SOT-346 3PIN CHENMKO LR
DDM waveform is correct, 
because of Q113, NU here?
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,29,36,37,38,41,42,45,46,48,52> 2.5VDDM <8,13,20,23,24,25,36,45>
Title
VA250 < Yonah + VN896 + VT8237A >
Size Document Number  Rev
C
<POWER Good>
3
Date:  Sheet
2
R1393
D79
2.5VDDM
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,29,36,37,38,41,42,45,46,48,52>
3VDDM
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
26  56 Sunday, December 10, 2006
of
1
0.4
 
Page 27
8
D  D
C  C
7
6
5
4
3
2
1
B  B
A  A
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
8
7
6
5
4
3
Date:  Sheet
2
(886-2)8751-8751
VA250 < VIA VN896 + VT8237A >
< Blank>
27  56 Sunday, December 10, 2006
1
0.4
of
 
Page 28
8
D  D
7
6
5
4
3
2
1
RTC Discharge Circuit
RTC_VCC  <24,25,37>
20mil
PMU3V <33,48,50>
C  C
BATTERY 3V 
CR2032 
21-90880-02
B  B
RTC CNN
20-10160-01
CN12
+
1
-
2
R1402
1KΩ 5% 1/16W SMT0402 LR
R231  1KΩ 5% 1/16W SMT0402 LR
D46
1  3
2
DIODE STKY BAS40CW 40V 200mA SOT-323 3PIN PSI LR
20mil
20mil
C743
0.1uF 16V 80-20% SMT0603 Y5V LR
20mil
V0.3 ADD
C848,C849
C744
Close to VT
10uF 10V +80-20% SMT0805 Y5V LR
8237A
AC_SDOUT <24,41>
AC_SYNC <24,41> 
AC_SDIN1 <24>
AC_RSTNS0 <24,41>
CN38
CON ACES 2PIN 85204-0200L (LEAD FREE)
20-20294-20
600Ω±25% 100MHz 1000mA SMT0603 MLB-160808-0600P-N2 MAG.LAYERS LR
1
1
2
2
600Ω±25% 100MHz 1000mA SMT0603 MLB-160808-0600P-N2 MAG.LAYERS LR
CON ACES SMT-F BTB 12PIN P=0.8 MH=3 88018-120G MDC V1.5 LR
L165
L167
MDC CNN
CN37
1  2
1  2
3  4
3  4
5  6
5  6
7  8
7  8
9  10
9 10
11  12
11 12
3VDDS  <11,21,23,24,25,26,30,33,34,36,37,39,45,48>
R1382
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
BITCLK_MDC
20-25100-00
600Ω±25% 100MHz 1000mA SMT0603 MLB-160808-0600P-N2 MAG.LAYERS LR
600Ω±25% 100MHz 1000mA SMT0603 MLB-160808-0600P-N2 MAG.LAYERS LR
22Ω 5% 1/16W SMT0402 LR Sn 
R1383
C1526 
22pF 50V 5% SMT0402 NPO LR (NU)
L166
L168
CON ACES 2PIN 85204-0200L (LEAD FREE)
AC_BITCLK <24,41>
CN39
1
1
2
2
20-20294-20
A  A
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
8
7
6
5
4
3
Date:  Sheet
2
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
< CardBus Power/CNN >
28  56 Sunday, December 10, 2006
of
1
0.4
 
Page 29
8
7
6
5
4
3
2
1
TYPE III MODEM / LAN CONNECTOR
D  D
C734
MINI3VDDM
L81
SPWR 0 5% 1/16W 0603
30mil
0.1uF 16V 80-20% SMT0603 Y5V LR
C736
(2VIA)
(40mil)
0.1uF 16V 80-20% SMT0603 Y5V LR
5VDDM
L82
SPWR 0 5% 1/16W 0603
L84
SPWR 0 5% 1/16W 0603
C735
3VDDS1  <30>
3VDDM
20mil
0.1uF 16V 80-20% SMT0603 Y5V LR
PCI_AD[31..0] <23>
PCI_AD31 
PCI_AD29
PCI_AD27 
PCI_AD25
PCI_AD23
PCI_AD21 
PCI_AD19
PCI_AD17
PCI_AD14
PCI_AD12 
PCI_AD10
PCI_AD8 
PCI_AD7
PCI_AD5
PCI_AD3
PCI_AD1
NC_CN11_103 
NC_CN11_105 
NC_CN11_107 
NC_CN11_109
NC_CN11_115 
NC_CN11_117 
NC_CN11_119
NC_CN11_3 
NC_CN11_5 
NC_CN11_7 
NC_CN11_9 
NC_CN11_11
NC_CN11_15
PCI_INTA0 <16,23>
MINI3VDDM
C  C
B  B
WIRELESS_RFON <24,37>
CLK33M_MINI <12>
PCI_C/BE03 <23>
PCI_C/BE02 <23>
PCI_IRDY0 <23>
PCI_CLKRUN0 <24,33,34>
PCI_PERR0 <23>
PCI_C/BE01 <23>
5VDDM <11,22,24,26,32,34,35,36,37,41,42,48,52>
R247  0Ω 5% 1/16W SMT0402 LR (NU)
R245  SHW 0 5% 1/16W 0402
PCI_REQ00 <23>
PCI_REQ02 <23>
PCI_INTB0 <23>
PCI_AD20
R248  0Ω 5% 1/16W SMT0402 LR (NU)
R242  100Ω 5% 1/16W SMT0402 LR (NU)
L83
SPWR 0 5% 1/16W 0603
R246  SHW 0 5% 1/16W 0402
CN11
1
TIP
3
NC
5
NC
7
NC
9
NC
11
NC
13
NC
15
NC
17
INTB
19
+3VS
21
NC
23
GND
25
PCICLK
27
GND
29
NC
31
+3VS
33
AD31
35
AD29
37
GND
39
AD27
41
AD25
43
NC
45
C/BE3
47
AD23
49
GND
51
AD21
53
AD19
55
GND
57
AD17
59
C/BE2#
61
IRDY#
63
+3VS
65
CLKRUN#
67
SERR#
69
GND
71
PERR#
73
C/BE1#
75
AD14
77
GND
79
AD12
81
AD10
83
GND
85
AD8
87
AD7
89
+3VS
91
AD5
93
NC
95
AD3
97
+5VS
99
AD1
101
GND
103
NC
105
NC
107
NC
109
NC
111
BEEP
113
NC
115
NC
117
NC
119
NC
121
RI#
123
NC
125  126
HOLE1  HOLE2
SCKT TYCO MINI PCI 4.0H 1734064-3 SMT LR
RING
+5VS 
INTC
PCIRST#
+3VS
PME#
AD30 
+3VS 
AD28 
AD26 
AD24
IDSEL
AD22 
AD20
AD18 
AD16
FRAME#
TRDY #
STOP#
+3VS
DEVSEL#
AD15 
AD13 
AD11
C/BE0#
+3VS
MM66EN
+12VS
+3V
GND
GND
PAR
GND
GND
GND
AD9
AD6 
AD4 
AD2 
AD0
GND
GND
+3V
NC 
NC 
NC 
NC 
NC 
NC 
NC
NC
NC
NC
NC 
NC
NC 
NC 
NC
NC 
NC 
NC 
NC
2 
4 
6 
8 
10 
12 
14 
16 
18 
20 
22 
24 
26 
28 
30 
32 
34 
36 
38 
40 
42 
44 
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
20-10201-10
NC_CN11_4 
NC_CN11_6 
NC_CN11_8 
NC_CN11_10 
NC_CN11_12 
NC_CN11_14 
NC_CN11_16
R697  SHW 0 5% 1/16W 0402 
R696  0Ω 5% 1/16W SMT0402 LR (NU)
NC_CN11_36
PCI_AD30
PCI_AD28 
PCI_AD26 
PCI_AD24
PCI_AD22 
PCI_AD20
PCI_AD18 
PCI_AD16
PCI_AD15 
PCI_AD13 
PCI_AD11
PCI_AD9
PCI_AD6 
PCI_AD4 
PCI_AD2
PCI_AD0 
NC_CN11_98 
NC_CN11_100
NC_CN11_106
NC_CN11_110
NC_CN11_116
NC_CN11_120 
NC_CN11_122
PCI_INTC0 <23> 
PCI_GNT00 <23>
PCI_GNT02 <23>
PCI_PME0 <24>
R243
100Ω 5% 1/16W SMT0402 LR
PCI_AD17
R694
SPWR 0 5% 1/16W 0402
PCI_PAR <23>
PCI_FRAME0 <23> 
PCI_TRDY0 <23> 
PCI_STOP0 <23> PCI_SERR0 <23>
PCI_DEVSEL0 <23>
PCI_C/BE00 <23>
C737
0.1uF 16V 80-20% SMT0402 Y5V LR
PCIRST0_NB <17,23,26,33,34,38,39>
A  A
8
7
6
5
R695
SHW 0 5% 1/16W 0402
5VDDM <11,22,24,26,32,34,35,36,37,41,42,48,52>
5VDDM
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,36,37,38,41,42,45,46,48,52>
3VDDM
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
4
3
Date:  Sheet
2
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<Mini-PCI>
29  56 Sunday, December 10, 2006
of
1
0.4
 
Page 30
8
7
6
5
4
3
2
1
3VDDS1
3VDDS1
D  D
Close to PHY.
C368
0.1uF 16V 80-20% SMT0402 Y5V LR
LAN_TX+
LAN_TX-
LAN_RX+
LAN_RX-
LAN_CT
C24
C25
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
C  C
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
75Ω 1% 1/16W SMT0402 LR
LAN_IGND
LAN_CMT
R12
LAN_IGND
NC_U50_13
R13
TRANSFOMER LFE8423 SMT 16PIN DELTA LR
75Ω 1% 1/16W SMT0402 LR
TERM_GND
C26
0.01uF 2KV 10% SMT1812 1812B103K202NXT NOVACAP LR
C23
LAN_IGND
U1
10
9
16
15
14
11
12
13
VDDA_LAN
0.1uF 16V 80-20% SMT0402 Y5V LR
C22
7
TD+
TX+
8
TD-
TX-
1
RD+
RX+
2
RD-
RX-
3
CT
CT
6
CT
CMT
4
NC
NC
5
NC
NC
C37
C591 can change 
to 0.1uF for 
EMI improve.
49.9Ω 1% 1/10W SMT0603 LR
NC_U50_4 NC_U50_12
NC_U50_5
C36
0.1uF 16V 80-20% SMT0402 Y5V LR
49.9Ω 1% 1/10W SMT0603 LR
Close to PHY.
LAN ISOLATED GND
B  B
0.1uF 16V 80-20% SMT0402 Y5V LR (NU)
0.1uF 16V 80-20% SMT0402 Y5V LR (NU)
PHYPWRDN0 <25>
R413
PSUSC0 <33,39,47,48>
R411
TX & RX layout guide
other
TX+ 
TX-
other
0Ω 5% 1/16W SMT0402 LR
R1071
49.9Ω 1% 1/10W SMT0603 LR 
R414
2006.2.16
R465  0Ω 5% 1/16W SMT0402 LR(NU)
R412
49.9Ω 1% 1/10W SMT0603 LR
C374
0.1uF 16V 80-20% SMT0402 Y5V LR
24 MIL
10 MIL 
24 MIL
3VDDS1
R177
4.7KΩ 5% 1/16W SMT0402 LR (NU) 
RP80
10KΩ 5% SMT2010 1/16W 8P4R LR
1 
2 
3
C396 0.1uF 16V 80-20% SMT0402 Y5V LR
R409  10KΩ 5% 1/16W SMT0402 LR
R410  6.49KΩ 1% 1/10W SMT0603 LR
C373 0.1uF 16V 80-20% SMT0402 Y5V LR
C375 0.1uF 16V 80-20% SMT0402 Y5V LR
C376 0.1uF 16V 80-20% SMT0402 Y5V LR
6 MIL 
6 MIL
L46
SPWR 0 5% 1/8W 0805
TP5
8 
7 
6 
5 4
RDRD+
TDTD+
Y2
1  2
X'TAL 25MHz SMD-49 SMT11*4.9*4.5mm 2PIN 12pF 30ppm XSA025000FC1H-O H.ELE LR
C390
3.3pF 50V ±0.25pF SMT0402 NPO LR
VDDA_LAN
40
MIL
U32
VDDA_LAN
1
20
LINK/LED0
21
SPD100/LED1
22
DUPLEX/LED2
23
NWAYEN/LED3
24
PD#
25
VDD_RX
26
RX-
27
RX+
28
TEST/FXSD
29
GND_RX
30
GND_PLL
31
REXT
32
VDD_PLL
33
GND_TXC
34
TX-
35
TX+
36
VCC_TX
37 
38 
39 
40 
41 
42
C392
3.3pF 50V ±0.25pF SMT0402 NPO LR
C399
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
RXD0/PHYAD4
GND_TX
RXD1/PHYAD3
GND_OSC
RXD2/PHYAD2
XO
RXD3/PHYAD1
XI 
VDD_OSC 
RESET#
IC VT6103L PHY LQFP 48PIN VIA LR
05-23592-01
R1070
0Ω 5% 1/16W SMT0402 LR(NU)
LAN RJ45 JACK
C407 0.1uF 16V 80-20% SMT0402 Y5V LR
C408 0.1uF 16V 80-20% SMT0402 Y5V LR
L49
SPWR 0 5% 1/8W 0805
C411 0.1uF 16V 80-20% SMT0402 Y5V LR
18 19
VDD2 INT#/PHYAD0
17
GND2
16
CRS
15
COL
14
TXD3
13
TXD2
12
TXD1
11
TXD0
10
TXEN
9
TXC
8
TXER 
VDDC
GNDC
RXER
RXDV 
GND1 
VDD1
MDIO
RXC
MDC
C406 0.1uF 16V 80-20% SMT0402 Y5V LR
7 
6 
5 
4 
3 
2
C412 0.1uF 16V 80-20% SMT0402 Y5V LR
1 
48 
47 
46 
45 
44 
43
ALL Resister close to PHY)
LANPHY_RST0 <25>
TRANS M-FET-P APM2301AAC-TRL -20V -3A SOT23 3PIN ANPEC LR
3VDDS1 <29>  3VDDA  <11,21,23,24,25,26,28,33,34,36,37,39,45,48>
3VDDS1
RP82  33Ω 5% SMT1010 1/16W 4P2R RS2N-33R0-J2N CYNTEC LR
124
3
R449  33Ω 5% 1/16W SMT0402 LR Sn
R1066  33Ω 5% 1/16W SMT0402 LR Sn
1  8 
2  7 
3  6 
4  5
RP15  22Ω 5% SMT2010 1/16W 8P4R LR
R1426  0Ω 5% 1/8W SMT0805 LR(NU)
Q119
D  S
G
10KΩ 5% 1/16W SMT0402 LR
R1425
R429
1.5KΩ 5% 1/16W SMT0402 LR (NU)
3VDDS1
C1530
0.1uF 10V 10% 0402 X5R LR(NU)
MCRS  <25> 
MCOL  <25> 
MTXD3  <25> 
MTXD2  <25> 
MTXD1  <25> 
MTXD0  <25> 
MTXENA  <25>
MRXERR  <25> 
MRXCLK  <25> 
MRXDV  <25>
MRXD0  <25> 
MRXD1  <25> 
MRXD2  <25> 
MRXD3  <25> 
MDC  <25> 
MDIO  <25>
MTXCLK  <25>
C415
33pF 50V 20% SMT0402 NPO Lead-Free(NU)
CN3
10
10
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
9
9
CON Alltop C10001-108A4-L SMD RJ45 8Pin P=1.0 Deep H=8.6 LR
20-25351-00
CN_CMT
CN_CT
R11
LAN_RX-_CN
LAN_RX+_CN 
LAN_TX-_CN 
LAN_TX+_CN
R14
L10
4 
3  6 
2 
1
COMMON-MODE CHOKE 180Ω 25% 100MHz 400mA SMT1012 8PIN YCM1012V4SF-181T04 YOSONIC LR
LAN_RX-
5
LAN_RX+ 
LAN_TX-
7 
8
LAN_TX+
PSUSC0 <33,39,47,48>
R1379
1KΩ 5% 1/16W SMT0402 LR
Q120
B
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
E  C
7/12 EMI change
A  A
TERM_GND
75Ω 1% 1/16W SMT0402 LR
75Ω 1% 1/16W SMT0402 LR
LAN_IGND
8
7
6
5
4
R10
SPWR 0 5% 1/8W 0805
Title
Size Document Number  Rev
C
3
Date:  Sheet
2
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<VT6103L LAN PHY>
3VDDS1 <29>
3VDDS1
30  56 Sunday, December 10, 2006
1
0.4
of
 
Page 31
8
120Ω±25% 100MHz 3A SMT0805 MLB-201209-0120P-N2 MAG.LAYERS LR
D  D
80mil
5VDDS <10,34,36,37,45,46,47,48>  OC30
POLY-SWITCH 1.1A 8V SMT1812 miniSMDC110F RAYCHEM LR
C702
0.1uF 16V 80-20% SMT0603 Y5V LR
9/2
F5
1  2
7
L96
R195  470KΩ 5% 1/16W SMT0402 LR(NU)
9/16 
Change
6
USBVCC
C843
+
E100uF 6.3V ±20% ESR=35mΩ SMT3528 H=1.9mm 6TPE100MAZB SANYO LR
R194
560KΩ 5% 1/16W SMT0402 LR(NU)
Cost down (C843)
5
(80mil)
5VDDS <10,34,36,37,45,46,47,48>
1  2
1.5A 8V SMD1812P150TF PTTC LR
C31
4
USBP0N <23> 
USBP0P <23>
5/21 EMI change
CHOKE 120Ω 100MHz 0.22Ω 0.37A ACM2012-121-2P-T TDK LR
9/2
F1
5VDDS_USB
120Ω±25% 100MHz 3A SMT0805 MLB-201209-0120P-N2 MAG.LAYERS LR
L9
2
1
470KΩ 5% 1/16W SMT0402 LR(NU)
R6
L6
3
3
4
R7
OC10
2
CN2
8
VCC
7
P-
6
12
12
P+
5
11
11
GND
4
10
10
VCC
3
9
9
P-
2
P+
1
GND
CN 8PIN UPNA443-11-20 CONTEK
20-25058-00
C11
+
E100uF 6.3V ±20% 35mΩ 3528 1.9mm 6TPE100MAZB SANYO LR
1
C  C
C14
Cost down (C11)
0.1uF 16V 80-20% SMT0603 Y5V LR
B  B
9/16 Add USB CON
L97
USBP3N <23>
USBP3P <23>  USBP2N <23>
A  A
1
2
4
3
CHOKE 120Ω 100MHz 0.22Ω 0.37A ACM2012-121-2P-T TDK LR
0.1uF 16V 80-20% SMT0402 Y5V LR
USBVCC
C846
CN26
CN 4PIN DIP USB_C10773-X04XX-X ALLTOP LR
1
1
2
2
3
3
4
4
567
8
567
8
20-25179-00
USBP1N <23>
USBP1P <23>
9/16 Add 
USB CON
USBP2P <23>
5/21 EMI change
CHOKE 120Ω 100MHz 0.22Ω 0.37A ACM2012-121-2P-T TDK LR
L98
1
2
CHOKE 120Ω 100MHz 0.22Ω 0.37A ACM2012-121-2P-T TDK LR (NU)
L5
2
1
4
3
0.1uF 16V 80-20% SMT0402 Y5V LR (NU)
560KΩ 5% 1/16W SMT0402 LR(NU)
C849
USBVCC
0.1uF 16V 80-20% SMT0402 Y5V LR
CN27
CN 4PIN DIP USB_C10773-X04XX-X ALLTOP LR (NU)
1
1
2
2
3
3
4
4
567
8
567
8
NU_20-25179-00
3
4
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
8
7
6
5
4
3
Date:  Sheet
2
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<USB CNN>
31  56 Sunday, December 10, 2006
of
1
0.4
 
Page 32
8
7
NOTE
SATA differential stripline 20:4:7:4:20 
SATA differential mircostripline 20:5:7:5:20
GROUND
6
5
4
3
2
1
D  D
SATA_TXP0 <24> 
SATA_TXN0 <24>
SATA_RXN0 <24> 
SATA_RXP0 <24>
C  C
R1415  0Ω 5% 1/10W SMT0603 LR (NU) 
R1416  0Ω 5% 1/10W SMT0603 LR (NU)
R1417  0Ω 5% 1/10W SMT0603 LR (NU) 
R1418  0Ω 5% 1/10W SMT0603 LR (NU)
5VDDM
60MILS
L43
L42
SPWR 0 5% 1/16W 0603
C988
SPWR 0 5% 1/16W 0603
C990
C989
C991
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
0.1uF 16V 80-20% SMT0402 Y5V LR(NU)
C291
0.1uF 25V 80-20% SMT0603 Y5V LR (NU)
C298
10uF 10V +80-20% SMT0805 Y5V LR
CN13
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
16
17
17
18
18
19
19
20
20
21
21
22
22
20-25128-00
23
24
23
24
CON ALLTOP SMT C16630-122A4 22 PIN H=2.0mm SMT, LR
SATA Layout Note:
MS or SL:
* Zdif = 100 Ohm +/- 10%. TX & RX should refer GND.No via & stubs.The Best layer is Top.
* TX/RX trace length < 2 inchs.
* TX+/- need matching trace ±10 mils length.
B  B
* RX+/- need matching trace ±10 mils length.
* SATA Pair to Pair Trace matching trace ±10 mils length.
20mils
5mils
7mils
5mils
20mils
5mils
IDE Signals
Signals  Width  
IDE_PDD[15:0]
IDE_SDD[15:0]
IDE_PDA0-2
IDE_SDA0-2
IDE_PDCS 10-30#
IDE_PDDREQ
A  A
IDE_SDDREQ  5
IDE_PATADET
IDE_SATADET
IDE_PDDACK#
IDE_SDDACK#
8
MAX Length 
 (inch)
8
8
8
8
8
8
8
8
8
8
8
8
(mils)
5
5  10
5
5
5
5
5 IDE_PDIOW#
5
5
5
5
7
7mils
RX TX
Space  
(mils)
10
10
10
10
10
10
10
10
10
10
10
5mils
20mils
CDROM CNN
CN6
GND
52
20-25069-00
P N
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
31
33 34
33 34
35 36
35 36
37 38
37 38
39 40
39 40
41 42
41 42
43 44
43 44
45 46
45 46
47 48
47 48
49 50
49 50
GND
51
IDE_LED0 <35,37>
ISA_RSTDRV0 <23> 
IDE_D_SDD7 <24> 
IDE_D_SDD6 <24> 
IDE_D_SDD5 <24> 
IDE_D_SDD4 <24> 
IDE_D_SDD3 <24> 
IDE_D_SDD2 <24> 
IDE_D_SDD1 <24> 
IDE_D_SDD0 <24>
IDE_D_SDIOW0 <24> 
IDE_D_SIORDY <24> 
ISA_IRQ15 <24> 
IDE_D_SDA1 <24> 
IDE_D_SDA0 <24>
CD_LED
3
IDE_D_SDCS10 <24>
DVDSEL  <37>
5VDDM_CD
C87
C88
10uF 10V +80-20% SMT0805 Y5V LR
0.1uF 16V 80-20% SMT0402 Y5V LR
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
Date:  Sheet
2
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<IDE connector>
32  56 Sunday, December 10, 2006
of
1
0.4
2
2
4
4
IDE_D_SDD8 <24> 
IDE_D_SDD9 <24>
IDE_D_SDD10 <24> 
IDE_D_SDD11 <24> 
IDE_D_SDD12 <24> 
IDE_D_SDD13 <24> 
IDE_D_SDD14 <24> 
IDE_D_SDD15 <24>
IDE_D_SDDREQ <24>
IDE_D_SDIOR0 <24>
IDE_D_SDDACK0 <24>
IDE_D_SDA2 <24>
(4VIA)
(80mil)
5VDDM <11,22,24,26,29,34,35,36,37,41,42,48,52>
6
5
IDE_D_SDCS30 <24>
L26
SPWR 0 5% 1/8W 0805
SATA_LED <25>
5VDDM_CD
CON ALLTOP DIP CD-ROM 0.8P 50PIN H=2.7 Reserved C12474-150A1 Lead-free & RoHS
SHW 0 5% 1/16W 0402 
R1421
HDD_LED
CD_LED
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
32
D33
NN
DIODE SWITCHING BAW56W 75V 150mA SOT-323 3PIN PSI LR
 
Page 33
8
CLOSE TO PIN 1 OF PMU08
PMU3V <28,48,50>
R146
6.2KΩ 0.5% 1/10W SMT0603 LR
D  D
TH1 <50>
0.1uF 16V 80-20% SMT0402 Y5V LR
1KΩ 1% 1/16W SMT0402 LR
R136
C116
C116 change to X5R
VBATT1
R131  10KΩ 5% 1/16W SMT0402 LR
ISUS <50>
R135  1KΩ 1% 1/16W SMT0402 LR
INOM <50>
BIN1 <50>
C  C
B  B
SMCLK_PMU <11,50> 
SMDAT_PMU <11,50>
SUSTAT_B0 <11,39,42,45,46,47,48>
MAINSW0 <49>
VCORE_CPU <9,10,36>
VDDS0 <11>
CGDTEN1 <51>
PCI_CLKRUN0 <24,29,34>
ADPIN0 <50>
PMU_SUSC0
100pF 50V 5% SMT0402 NPO LR
PMUGND
SUSTAT_B0
R127  SHW 0 5% 1/16W 0402
C114  0.1uF 16V 80-20% SMT0402 Y5V LR
7
RP30
PMUGND
C112
REF33 <50>
0.1uF 10V 10% SMT0402 X5R LR 
C111
ADPOV1
0.1uF 16V 80-20% SMT0402 Y5V LR
PMU5V <37,39,48>
PMU3V <28,48,50>
4.7KΩ 5% SMT2010 1/16W 8P4R LR
RP29
R126
R130
10KΩ 5% SMT2010 1/16W 8P4R LR
ANPEC
APL5151-33BC-TRL 3.3V 150mA SOT-23-5 ANPEC LR
R145
R102
1
47KΩ 5% 1/16W SMT0402 LR
10KΩ 5% 1/16W SMT0402 LR
100KΩ 1% 1/16W SMT0402 LR
CLK33M_EC <12>
47KΩ 5% 1/16W SMT0402 LR
PMU3V <28,48,50>
R469
10KΩ 5% 1/16W SMT0402 LR
C106
C103
0.1uF 16V 80-20% SMT0402 Y5V LR
1
VIN
5
VOUT
3
SHDN
4
BP
2
GND
U8
PMUGND
C105, C110 change to X5R
6
5
PMU08
PMUGND
T7
R109  47KΩ 5% 1/16W SMT0402 LR
PCI_SERIRQ <24,34>
PCI_RST0 <17,23,26,29,34,38,39>
LPC_FRAME0 <25,34,38> 
LPC_AD3 <25,34,38> 
LPC_AD2 <25,34,38> 
LPC_AD1 <25,34,38> 
LPC_AD0 <25,34,38>
R139  10KΩ 5% 1/16W SMT0402 LR 
R140  10KΩ 5% 1/16W SMT0402 LR (NU) 
R143 10KΩ 5% 1/16W SMT0402 LR
R142 10KΩ 5% 1/16W SMT0402 LR 
R141  10KΩ 5% 1/16W SMT0402 LR
C113
ASIC PMU08A MIT MASK M38857M8-A09HP LQFP(80P6Q-A) 80PIN MITSUBISHI LR
0.1uF 16V 80-20% SMT0402 Y5V LR
ATTENTION
IT IS POSSIBLE TO CUT THE 
PATTEN OF PIN78 AND 
PIN79
U38
78  31 
79
80
1
76 
77
20
56 
57
63 
64 
65 
66 
67 
68 
69 
70
2 
3
4 
5 
6 
7 
8
74 
75
55
PWMLED0
PWMLED1
R128 10KΩ 1% 1/10W SMT0603 RM06FTN1002 TA-I Lead-Free
14 
15 
18 
16 
17
23 
26 
27
58
73 
24 
25 
72 
28
71 
30
C492
5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
4.19MHz 3PIN 15pF ±5000ppm CSTCC4M19G53-R0 MURATA LR
8.2KΩ 5% SMT1010 4P2R 1/16W LR
Vbatt 2  QCHG2 
TBatt 2
Vbatt 1 
TBatt 1
Isus 
Inom
SUSC
2ndS1 
1stS1
SERIRQ 
LCLK 
LRESET# 
LFRAME# 
LAD3 
LAD2 
LAD1 
LAD0
SCL 
SDA
SMAlert# 
SUSTAT# 
Eject# 
MainSW# 
DJSW#
GPI-AD0 
DJRUN#
VDDS#
CGDTEN 
PWMLED0 
CLKRUN 
PWMLED1 
PWMLED2
BBEMP# 
CHGINH 
TEST#
ADPIN#
AVSS 
CNVSS 
RESET# 
VREF 
XIN
VCC 
VSS
R502 
1M 5% 1/16W 0402(NU) 
123
TCHG2
QCHG1
TCHG1
DJON
LED G 
LED A
GPIO C3 
GPIO C2 
GPIO C1 
GPIO C0
GPIO B7 
GPIO B6 
GPIO B5 
GPIO B4 
GPIO B3 
GPIO B2 
GPIO B1 
GPIO B0
GPIO A7 
GPIO A6 
GPIO A5 
GPIO A4 
GPIO A3 
GPIO A2 
GPIO A1 
GPIO A0
LOWBAT#
DCON
CHG_CURR
BAT_REM
SCI#/SMI#
XOUT
Y3
Bsel2 
Bsel1 
Latch
4
3
1
2
33
32 
34
19
ISEL
21
12 
13
35 
36 
37 
38
39 
40 
41 
42 
43 
44 
45 
46
47 
48 
49 
50 
51 
52 
53 
54
9 
59
10
PMU08_11
11
22
60 
61 
62
29
C121
C474
5pF 50V ±0.5pF -55 TO +125C SMT0402 NPO LR
4
10KΩ 5% SMT2010 1/16W 8P4R LR
R134
RP78
10KΩ 5% 1/16W SMT0402 LR
PSI
DIODE SWITCHING 1SS355 80V 100mA SOD-323 2PIN PSI LR
10pF 50V 5% SMT0402 NPO LR
LNR-IC PST9228NR 2.8V SOT-25 5PIN MITSUMI LR
RP32
R115
R137
876
5 4
321
10KΩ 5% 1/16W SMT0402 LR
47KΩ 5% 1/16W SMT0402 LR(NU)
pull up 
at SB
D18
U10
5 
1
2 
3
4
OUT
VCC 
TC
SUB 
GND
C119
330pF 16V 5% SMT0402 X7R LR
PSUSC0 <30,39,47,48>
DIODE SWITCHING 1SS355 80V 100mA SOD-323 2PIN PSI LR(NU)
3
10KΩ 5% SMT2010 1/16W 8P4R LR
10KΩ 5% SMT2010 1/16W 8P4R LR
876
RP33
5 4
321
876
5 4
321
PSI
PMU3V  <28,48,50>
3VDDA  <11,21,23,24,25,26,28,30,34,36,37,39,45,48>
3VDDS  <11,21,23,24,25,26,28,30,34,36,37,39,45,48>
4
3
RP79
RI_10
RP87
10KΩ 5% SMT1010 1/16W 4P2R LR
1
2
AC_ONLY_SEL 
LAN_ON
PDCOM0
PCMRI0 
PRSTMSK0
AMP_MUTE0
MAILLED0
pull up 
at SB
1
T6
Mark REM
R147
SHW 0 5% 1/16W 0402
D19
2
3VDDS  <11,21,23,24,25,26,28,30,34,36,37,39,45,48>
GPIOA0~A7-----INPUT 
GPIOB0~B6-----INPUT 
GPIOB7--------OUTPUT 
GPIOC0~C2-----INPUT 
GPIOC2~C3-----OUTPUT
QCHGON1 <51> 
TRICHGON1 <51>
LED_G  <37> 
LED_A  <37>
CHGLED  <37>
SMI
PM_RI0  <24>
SUSA0  <24>
PRSTMSK0 <39>
AMP_MUTE0 <42>
LID0  <20,37>
PM_BATLOW0 <24> 
DCON  <48,50>
PMU_BLADJ <52>
330
EC_SCI0  <24>
BSEL1  <49> 
LATCH  <49>
For abnormal
PMU_SUSC0
R148
C122 
1uF 10V +80/-20% 0603 Y5V(NU)
1
down size (C120)
A  A
8
PMU3V <28,48,50>
2200pF 50V 10% 0402 X7R LR
C120
4.7KΩ 5% 1/16W SMT0402 LR
VOR0
5
VCC
1
TC
2
SUB
3
GND
U9 
LNR-IC PST9228NR 2.8V SOT-25 5PIN MITSUMI LR
7
R125
4
OUT
C110
0.1uF 10V 10% 0402 X5R LR
6
C115
0.1uF 10V 10% 0402 X5R LR
PMUGND
PMUGND
R121
SPWR 0 5% 1/8W 0805
5
PWMLED0
PWMLED1
GND_POWER
PWMLED0
PWMLED1
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
MAIN BATTERY VOLTAGE SENSE
BAT+ <50,51>
R117
100KΩ 5% 0603 LR
R110 
SHW 0 5% 1/16W 0402
BIN1 <50>
ROHM
PMUGND
4
ANPEC
Q19 
APM2307AC-TRL -30V -3A SOT-23 ANPEC LR
D S
LAYOUT
G
B
Q18
E  C
R123 
140KΩ ±0.5% 1/10W SMT0603 LR
R122
140KΩ ±0.5% 1/10W SMT0603 LR
R129 
27KΩ 1% 1/10W SMT0603 LR
R133
27KΩ 1% 1/10W SMT0603 LR
3
PMU08A
VBATT1
C118 
1000pF 50V 10% 0603 X7R LR
10KΩ 5% 1/16W SMT0402 LR
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
Date:  Sheet
2
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<LPC PMU08>
33  56 Sunday, December 10, 2006
of
1
0.4
 
Page 34
8
D  D
X[15..0] <35>
3VDDA <11,21,23,24,25,26,28,30,33,36,37,39,45,48>
Y[7..0] <35>
SMI0
LOGSEL <37>
PASS0
C  C
FWH_TBL0 <38>
FWH_WP0 <38>
ENE want to stuff
B  B
M38827_P55
R164 4.7KΩ 5% 1/16W SMT0402 LR 
R156 10KΩ 5% 1/16W SMT0402 LR 
R169 10KΩ 5% 1/16W SMT0402 LR
3VDDA <11,21,23,24,25,26,28,30,33,36,37,39,45,48>
A  A
SMI0
8
R535
10KΩ 5% 1/16W SMT0402 LR (NU)
R1433 SHW 0 5% 1/16W 0402
7
1 
2 
3
10KΩ 5% SMT2010 1/16W 8P4R LR
C1568 470pF 50V 10% SMT0402 X7R LR
BT_ON
1 
2 
3
10KΩ 5% SMT2010 1/16W 8P4R LR
M38827_P60 
M38827_P61
2006.0603 Modify
M38827_P55
R1252  0Ω 5% 1/16W SMT0402 LR(NU)
R1253  0Ω 5% 1/16W SMT0402 LR(NU)
R1254
0Ω 5% 1/16W SMT0402 LR(NU)
R155 
1KΩ 5% 1/16W SMT0402 LR
STSCLR0
BT_ON
3VDDA <11,21,23,24,25,26,28,30,33,36,37,39,45,48>
R529
1KΩ 5% 1/16W SMT0402 LR (NU)
G
Q54 
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR (NU)
7
STSCLR0
3VDDA
PCI_RSTNS0 <39>
3VDDA
100MHz 300Ω 25% SMT0603 HCB1608 KF-301T20 TAI-TECH LR
D S
KBC_SMI0 <24>
6
X0
T8
C175
X1 
X2 
X3 
X4 
X5 
X6 
X7
X8 
X9 
X10 
X11 
X12 
X13 
X14 
X15
Y0
Y1 
Y2 
Y3 
Y4 
Y5 
Y6 
Y7
1
1 
1
1
C176
10uF 10V +80-20% SMT0805 Y5V LR
10KΩ 5% 1/16W SMT0402 LR(NU)
R151
0.1uF 16V 80-20% SMT0603 Y5V LR
R152 
1KΩ 5% 1/16W SMT0402 LR
Renesas want to stuff 
Ene not stuff
RP2
8 
7 
6 
5 4
RP3
8 
7 
6 
5 4
T10
T9 
T11
M38827_P20
M38827_P22
R150  10KΩ 5% 1/16W SMT0402 LR
M38827_P40
L30
6
5
U11
54
P00
53
P01
52
P02
51
P03
50
P04
49
P05
48
P06
47
P07
46
P10
45
P11
44
P12
43
P13
42
P14
41
P15
40
P16
39
P17/CMPref
62
P30/PWM00
61
P31/PWM10
60
P32
59
P33
58
P34
57
P35
56
P36
55
P37
1
P60/AN0
80
P61/AN1
79
P62/AN2
78
P63/AN3
77
P64/AN4
76
P65/AN5
75
P66/AN6
74
P67/AN7
13
P54/CNTR0
12
P55/CNTR1
38
P20
37
P21
36
P22
35
P23
26
P41/XCIN
27
P40/XOUT
11
P56/PWM01/DA1
10
P57/PWM11/DA2
25
RESET
71
VCC
72
VREF
24
CNVSS
30
VSS
73
AVSS
ASIC LPC KBC M38827G5HP LQFP 80PIN VER:1.05 RENESAS LR
3VDDA
ENE want to stuff 
Rensas not stuff
5VDDA
5
P24/(LED0) 
P25/(LED1) 
P26/(LED2) 
P27/(LED3)
P84/LFRAME#
P85/LRESTER#
P87/SERIRQ
P53/INT40 
P52/INT30 
P51/INT20
P47/SRDY/CLKRUN#
P74/INT31
P75/INT41
P73/INT21
5VDDA <10,31,36,37,45,46,47,48>
P80/LAD0 
P81/LAD1 
P82/LAD2 
P83/LAD3
P86/CLK
P50/INT5
P46/SCLK
P45/TXD 
P44/RXD
P42/INT0 
P43/INT1
P76/SDA
P77/SCL
XOUT
P71
P72
P70
XIN
4
34 
33 
32 
31
70 
69 
68 
67 
66 
65 
64 
63
14 
15 
16 
18 
17 
19
20 
21
23 
22
3 
2
5 
8
4 
7
6 
9
28
29
R157  0Ω 5% 1/16W SMT0402 LR (NU)
LED1 
LED2 
LED3
LPC_AD0 <25,33,38> 
LPC_AD1 <25,33,38> 
LPC_AD2 <25,33,38>
LPC_AD3 <25,33,38> 
LPC_FRAME0 <25,33,38> 
PCIRST0_NB <17,23,26,29,33,38,39>
PCI_SERIRQ <24,33>
NC_P50_M38859
KA20G_KBC 
KBRC_KBC
R149 
1MΩ 5% 1/16W SMT0402 Sn LR
4
R1251  0Ω 5% 1/16W SMT0402 LR
R159
10KΩ 5% 1/16W SMT0402 LR
Renesas want to stuff 
Ene not stuff
3VDDA <11,21,23,24,25,26,28,30,33,36,37,39,45,48>
3VDDA
3VDDS <11,21,23,24,25,26,28,30,33,36,37,39,45,48>
3VDDS
5 4
Y1
X'TAL 8MHz SMD-49 SMT11*4.9*4.5mm 2PIN 16pF 30ppm XSA008000FG1H-O H.ELE LR
3
BLEN1
CLK33M_KBC <12>
RP77  8.2KΩ 5% SMT1010 4P2R 1/16W LR
124
Renesas want to stuff 
Ene not stuff
10KΩ 5% SMT1010 1/16W 4P2R LR
RP13
124
876
RP38 
10KΩ 5% SMT2010 1/16W 8P4R LR
321
C1569
0.1uF 16V 80-20% SMT0402 Y5V LR
SMDAT_KBC 
SMCLK_KBC
EXMOUCLK 
EXMOUDAT
EXKBCLK 
EXKBDAT
R119  4.7KΩ 5% 1/16W SMT0402 LR 
R118  4.7KΩ 5% 1/16W SMT0402 LR
PDCLK <35> 
PDDAT <35>
C128  15pF 50V 5% SMT0402 NPO LR
C127  15pF 50V 5% SMT0402 NPO LR
3
2
5VDDM <11,22,24,26,29,32,35,36,37,41,42,48,52>
5VDDM <11,22,24,26,29,32,35,36,37,41,42,48,52>
5VDDM <11,22,24,26,29,32,35,36,37,41,42,48,52>
3
SMI0
3
3VDDA
PCI_CLKRUN0 <24,29,33>
3VDDA
3VDDA  <11,21,23,24,25,26,28,30,33,36,37,39,45,48>
5VDDM <11,22,24,26,29,32,35,36,37,41,42,48,52>
RP39
124
3
10KΩ 5% SMT1010 1/16W 4P2R LR
5VDDM <11,22,24,26,29,32,35,36,37,41,42,48,52>
KA20G_KBC
R1431 SHW 0 5% 1/16W 0402
KBRC_KBC
5VDDM <11,22,24,26,29,32,35,36,37,41,42,48,52>
5VDDM
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
3VDDM
Title
Size Document Number  Rev
Date:  Sheet
2
R173  4.7KΩ 5% 1/16W SMT0402 LR
TRANS NPNX2 RT3N33M-T111-1 50V 100mA SC-88 6PIN IDC LR
Q24B
3
5
4
LED1
TRANS NPNX2 RT3N33M-T111-1 50V 100mA SC-88 6PIN IDC LR
TRANS NPNX2 RT3N33M-T111-1 50V 100mA SC-88 6PIN IDC LR
LED2
TRANS NPNX2 RT3N33M-T111-1 50V 100mA SC-88 6PIN IDC LR
TRANS NPNX2 RT3N33M-T111-1 50V 100mA SC-88 6PIN IDC LR
LED3
TRANS NPNX2 RT3N33M-T111-1 50V 100mA SC-88 6PIN IDC LR
5VDDM <11,22,24,26,29,32,35,36,37,41,42,48,52>
G
D S
Q21 
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR (NU)
G
D S
Q22 
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR (NU)
6
2
Q24A
1
R174  4.7KΩ 5% 1/16W SMT0402 LR
Q25B
3
5
4
6
2
Q25A
1
R176  4.7KΩ 5% 1/16W SMT0402 LR
Q26B
3
5
4
6
2
Q26A
1
RP89
2
3
1
4
4.7KΩ 5% 1010 1/16W 4P2R LR (NU)
R1432 SHW 0 5% 1/16W 0402
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
C
<KBC M38867>
1
CAPS0  <35,37>
NUM0  <35,37>
SRLL0  <35,37>
5VDDA
SB_KA20G <23>
SB_KBRC <23>
34  56 Sunday, December 10, 2006
of
1
0.4
 
Page 35
8
7
6
5
4
3
2
1
INT KB CNN
GLIDE PAD CONNECTOR
FER-BEAD 600Ω±25% 100MHz 400mA SMT0805 MLB-201209-0600L-N2 MAG.LAYERS LR
D  D
X0
X1 <34> 
X2 <34> 
Y0 <34> 
Y1 <34> 
Y2 <34> 
Y3 <34> 
X3 <34> 
X4 <34> 
Y4 <34> 
Y5 <34> 
Y6 <34> 
Y7 <34> 
X5 <34> 
X6 <34> 
X7 <34> 
X8 <34> 
X9 <34> 
X10 <34> 
X11 <34> 
X12 <34> 
X13 <34> 
X14 <34> 
X15 <34>
C  C
X1 
X2 
Y0 
Y1 
Y2 
Y3 
X3 
X4 
Y4 
Y5 
Y6 
Y7 
X5 
X6 
X7 
X8 
X9 
X10 
X11 
X12 
X13 
X14 
X15
CN18
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
26
14
26
15
15
16
16
17
27
17
27
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
CON ACES SMT FFC 85202-2502L Lead Free & RoHS
20-25088-00
PDDAT <34> 
PDCLK <34> X0 <34>
5VDDM <11,22,24,26,29,32,34,36,37,41,42,48,52>
FER-BEAD 600Ω±25% 100MHz 350mA SMT0603 MLB-160808-0600L-N2 MAG.LAYERS LR
PDDAT
L32
PDCLK
L33
FER-BEAD 600Ω±25% 100MHz 350mA SMT0603 MLB-160808-0600L-N2 MAG.LAYERS LR
SW2
A  C
A  C
B  D
B  D
SWITCH TEMC SMT 4PIN NTC004-AA1G-B160T LR
SW3
A  C
A  C
B  D
B  D
SWITCH TEMC SMT 4PIN NTC004-AA1G-B160T LR
LEFT
L31
RIGHT
C186
GP_PDDAT 
GP_PDCLK
47pF 50V 5% SMT0402 NPO LR
GP_5V
C187
47pF 50V 5% SMT0402 NPO LR
C185
0.1uF 16V 80-20% SMT0402 Y5V LR
40 mil
GP_5V
GP_PDDAT 
GP_PDCLK
LEFT 
RIGHT
CN30
12 
11 
10 
9 
8 
7 
6 
5 
4 
3 
2 
1
R1385 0Ω 5% 1/16W SMT0402 LR(NU)
20-25230-00 
CN 12PIN 87153-1201 ACES 
CN17
1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
11 
12 
13 
14 
15 
16
Power 
Switch
POWSW0 <39,49>
switch 
board con 
ID3
4
switch 
board con 
ID2
CN20
Y1
Y1 <34>
Y0
Y0 <34>
POWSW0 <39,49>
3
POWSW0
X5 <34> 
X6 <34>
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48,52>
3VDDM
Title
VA250 < Yonah + VN896 + VT8237A >
Size Document Number  Rev
C
<INT K/B /GP/SW CNN>
Date:  Sheet
2
Mirror here is
1
not suitable
2
for FPC and
3 
4
switch board
5 
6
CON 6PIN 85201-0605L ACES(NU)
NU_20-25061-00
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
35  56 Sunday, December 10, 2006
of
1
0.4
on bd POWER SW
WIRELESS_RFON1 <37>
CHG_LED1 <37>
B  B
A  A
LED_AMBER <37>
LED_GREEN <37>
R442
R441
150Ω 1% 1/10W SMT0603 LR (NU)
5VDDM <11,22,24,26,29,32,34,36,37,41,42,48,52>
8
300Ω 5% 1/10W SMT0603 LR (NU)
7
R440
R439
300Ω 5% 1/10W SMT0603 LR (NU)
300Ω 5% 1/10W SMT0603 LR (NU)
6
Y1 <34> 
Y0 <34>
POWSW0 <39,49>
X5 <34> 
X6 <34>
CAPS0 <34,37>
SRLL0 <34,37>
NUM0 <34,37>
IDE_LED0 <32,37>
SW4
A  C
A  C
B  D
B  D
SWITCH TEMC SMT 4PIN NTC004-AA1G-B160T LR
CON 16PIN (NU)
NU_20-25093-00
5
 
Page 36
8
7
6
5
4
3
2
1
5VDDM <11,22,24,26,29,32,34,35,37,41,42,48,52>
C1442
0.1uF 16V 80-20% SMT0402 Y5V LR
1.8VDDS_DIMM <15,17,18,19,45,47>
C1344
C1443
0.1uF 16V 80-20% SMT0402 Y5V LR
C1356
0.1uF 10V 10% SMT0402 X5R LR
0.1uF 10V 10% SMT0402 X5R LR
D  D
1.8VDDS_DIMM <15,17,18,19,45,47>  1.8VDDS_DIMM <15,17,18,19,45,47>  1.8VDDS_DIMM <15,17,18,19,45,47>  1.8VDDS_DIMM <15,17,18,19,45,47>
C1426
0.1uF 16V 80-20% SMT0402 Y5V LR
C1427
0.1uF 16V 80-20% SMT0402 Y5V LR
C1428
0.1uF 16V 80-20% SMT0402 Y5V LR
C1429
0.1uF 16V 80-20% SMT0402 Y5V LR
C1430
0.1uF 16V 80-20% SMT0402 Y5V LR
C1431
0.1uF 16V 80-20% SMT0402 Y5V LR
C1432
0.1uF 16V 80-20% SMT0402 Y5V LR
C1433
0.1uF 16V 80-20% SMT0402 Y5V LR
C1434
0.1uF 16V 80-20% SMT0402 Y5V LR
C1435
0.1uF 16V 80-20% SMT0402 Y5V LR
C1436
0.1uF 16V 80-20% SMT0402 Y5V LR
C1437
0.1uF 16V 80-20% SMT0402 Y5V LR
C1438
0.1uF 16V 80-20% SMT0402 Y5V LR
C1439
0.1uF 16V 80-20% SMT0402 Y5V LR
C1440
0.1uF 16V 80-20% SMT0402 Y5V LR
C1441
0.1uF 16V 80-20% SMT0402 Y5V LR
5VDDA <10,31,34,37,45,46,47,48>  2.5VDDM <8,13,20,23,24,25,26,45>
C1533
C1534
0.1uF 10V 10% SMT0402 X5R LR
0.1uF 10V 10% SMT0402 X5R LR
C1535
C1536
0.1uF 10V 10% SMT0402 X5R LR
0.1uF 10V 10% SMT0402 X5R LR
EMI add 2006.1015
EMI solution 2006.0627
DDR_0.9VDDM <18,47>  DDR_0.9VDDM <18,47>  DDR_0.9VDDM <18,47>  DDR_0.9VDDM <18,47>  DDR_0.9VDDM <18,47>  DDR_0.9VDDM <18,47>
C  C
C1446
0.1uF 16V 80-20% SMT0402 Y5V LR
C1447
0.1uF 16V 80-20% SMT0402 Y5V LR
C1448
0.1uF 16V 80-20% SMT0402 Y5V LR
C1449
0.1uF 16V 80-20% SMT0402 Y5V LR
C1450
0.1uF 16V 80-20% SMT0402 Y5V LR
C1451
0.1uF 16V 80-20% SMT0402 Y5V LR
C1452
0.1uF 16V 80-20% SMT0402 Y5V LR
C1453
0.1uF 16V 80-20% SMT0402 Y5V LR
C1454
0.1uF 16V 80-20% SMT0402 Y5V LR
C1455
0.1uF 16V 80-20% SMT0402 Y5V LR
C1456
0.1uF 16V 80-20% SMT0402 Y5V LR
C1457
0.1uF 16V 80-20% SMT0402 Y5V LR
C1458
0.1uF 16V 80-20% SMT0402 Y5V LR
C1459
0.1uF 16V 80-20% SMT0402 Y5V LR
C1460
0.1uF 16V 80-20% SMT0402 Y5V LR
C1461
0.1uF 16V 80-20% SMT0402 Y5V LR
C1462
0.1uF 16V 80-20% SMT0402 Y5V LR
C1463
0.1uF 16V 80-20% SMT0402 Y5V LR
C1464
0.1uF 16V 80-20% SMT0402 Y5V LR
C1465
0.1uF 16V 80-20% SMT0402 Y5V LR
C1466
0.1uF 16V 80-20% SMT0402 Y5V LR
C1467
0.1uF 16V 80-20% SMT0402 Y5V LR
C1468
0.1uF 16V 80-20% SMT0402 Y5V LR
EMI solution 2006.0627
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,37,38,41,42,45,46,48,52>
3VDDA <11,21,23,24,25,26,28,30,33,34,37,39,45,48>
B  B
C1336
C1357
A  A
0.1uF 10V 10% SMT0402 X5R LR
BOM must mount 2006.0602 Modify
8
C1354
C1355
0.1uF 10V 10% SMT0402 X5R LR
1.8VDDS_DIMM <15,17,18,19,45,47>
C1349
0.1uF 10V 10% SMT0402 X5R LR
0.1uF 10V 10% SMT0402 X5R LR
7
0.1uF 10V 10% SMT0402 X5R LR
C1330
0.1uF 10V 10% SMT0402 X5R LR
C1541
C1542
0.1uF 10V 10% SMT0402 X5R LR(NU)
0.1uF 10V 10% SMT0402 X5R LR(NU)
DCIN <10,46,47,48,49,50,52>
VCORE_CPU <9,10,33>
C1343
C1337
0.1uF 25V 80-20% SMT0603 Y5V LR
0.1uF 25V 80-20% SMT0603 Y5V LR(NU)
6
C1329
0.1uF 10V 10% SMT0402 X5R LR(NU)
C1350
C1353
C1331
C1348
0.1uF 10V 10% SMT0402 X5R LR
0.1uF 10V 10% SMT0402 X5R LR
0.1uF 10V 10% SMT0402 X5R LR(NU)
5
0.1uF 10V 10% SMT0402 X5R LR
2.5VDDM <8,13,20,23,24,25,26,45>
C1347
0.1uF 10V 10% SMT0402 X5R LR
R1441 SPWR 0 5% 1/16W 0603
BOM must mount 2006.0602 Modify
DDR_0.9VDDM <18,47>
C1328
C1346
0.1uF 10V 10% SMT0402 X5R LR
0.1uF 10V 10% SMT0402 X5R LR
4
C1340
C1334
0.1uF 10V 10% SMT0402 X5R LR
0.1uF 10V 10% SMT0402 X5R LR
C1352
EMI 
ANDY 
ADD
0.1uF 10V 10% SMT0402 X5R LR
3VDDA <11,21,23,24,25,26,28,30,33,34,37,39,45,48>
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,37,38,41,42,45,46,48,52>
3VDDM
C1351
C1345
0.1uF 10V 10% SMT0402 X5R LR
0.1uF 10V 10% SMT0402 X5R LR
Title
Size Document Number  Rev
C
3
Date:  Sheet
2
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<BLANK>
3VDDS <11,21,23,24,25,26,28,30,33,34,37,39,45,48>
3VDDS
5VDDM <11,22,24,26,29,32,34,35,37,41,42,48,52>
5VDDM
36  56 Sunday, December 10, 2006
1
0.4
of
 
Page 37
8
DIP SWITCH
7
6
5
4
3
2
1
D  D
3VDDM
R330
10KΩ 5% 1/16W SMT0402 LR
C  C
3VDDA <11,21,23,24,25,26,28,30,33,34,36,39,45,48>
R485
100Ω 1% 1/10W SMT0603 LR(NU)
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,38,41,42,45,46,48,52>
R333
R332
R337
R170
10KΩ 5% 1/16W SMT0402 LR(NU)
10KΩ 5% 1/16W SMT0402 LR (NU)
10KΩ 5% 1/16W SMT0402 LR (NU)
R479
1KΩ 5% 1/10W SMT0603 LR
Will change at MP from 8 pin to 4 pin SW 
(21-10326-02) ---> (21-10633-01)(21-10634-01)
10KΩ 5% 1/16W SMT0402 LR(NU)
CRISIS
KBSEL1 
KBSEL2
R1129
100Ω 5% 1/16W SMT0402 LR
KBSEL1  <23> 
KBSEL2  <23> 
LOGSEL  <34>
MB_ID0  <24>
DVDSEL  <32>
SW1
1 
2 
3 
4
SW CHS-04TB(2) 8PIN 1.27mm COPAL LF
R1437  10KΩ 5% 1/16W SMT0402 LR (NU) 
R1438  10KΩ 5% 1/16W SMT0402 LR (NU) 
R1439  10KΩ 5% 1/16W SMT0402 LR (NU)
KBSEL1
8
KBSEL2
7
CRISIS
6 
5
KBSEL1  <23> 
KBSEL2  <23> 
CRISIS  <24> 
RTC_VCC <24,25,28>
FSBSEL0  <12> 
FSBSEL1  <12> 
FSBSEL2  <12>
10KΩ 5% 1/16W SMT0402 LR(NU)
LID0 <20,33>
100Ω 5% 1/16W SMT0402 LR
TO PMU08
R17
LED indicator control logic
WIRELESS_RFON1
Q63 
TR NPN/PNP IMD2AT110 50V 30mA SMT6(SC-74) 6PIN ROHM LR
R789
SHW 0 5% 1/16W 0402
3  4
5
5VDDS <10,31,34,36,45,46,47,48>
B  B
LED_G <33>
LED_GREEN
2 
1
6
LED_GREEN <35>
LED_A <33>
5VDDS <10,31,34,36,45,46,47,48>
3  4
R790
5
SHW 0 5% 1/16W 0402
Q62 
TR NPN/PNP IMD2AT110 50V 30mA SMT6(SC-74) 6PIN ROHM LR
LED_AMBER
2 
1
6
LED_AMBER <35>
CHG_LED1
LED_AMBER
LED_GREEN
R800
LID Switch
3VDDS <11,21,23,24,25,26,28,30,33,34,36,39,45,48>
R18
C38
0.1uF 16V 80-20% SMT0402 Y5V LR
910Ω 1% 1/10W SMT0603 LR
300Ω 5% 1/10W SMT0603 LR
R798
R799
N
D4 
DIODE SWITCHING BAV70W 75V 150mA SOT-323 3PIN PSI LR
P
PP
CON ACES 2PIN 85204-0200L (LEAD FREE)
300Ω 5% 1/10W SMT0603 LR
300Ω 5% 1/10W SMT0603 LR
R793
LED YELLOW GREEN SMT0805 2PIN λp=574nm HT-170UYG HARATEK LR
LED YELLOW GREEN SMT0805 2PIN λp=574nm HT-170UYG HARATEK LR
300Ω 5% 1/10W SMT0603 LR
R794
LED YELLOW GREEN SMT0805 2PIN λp=574nm HT-170UYG HARATEK LR
R795
CN15
1
1
2
2
20-20294-20
5VDDM <11,22,24,26,29,32,34,35,36,41,42,48,52>
300Ω 5% 1/10W SMT0603 LR
LED YELLOW GREEN SMT0805 2PIN λp=574nm HT-170UYG HARATEK LR
300Ω 5% 1/10W SMT0603 LR
R796
LED YELLOW GREEN SMT0805 2PIN λp=574nm HT-170UYG HARATEK LR
300Ω 5% 1/10W SMT0603 LR
R791
LED YELLOW GREEN SMT0805 2PIN λp=574nm HT-170UYG HARATEK LR
Q61 
TR NPN/PNP IMD2AT110 50V 30mA SMT6(SC-74) 6PIN ROHM LR
PMU5V <33,39,48>
CHGLED <33>
3  4
R797
5
SHW 0 5% 1/16W 0402
2 
1
6
CHG_LED1 <35>
LED AMBER/GREEN SMT0603 4PIN λp=609/570mm HT-297DQ/GQ-DT HARVATEK LR
4 3
D50
1  2
+ -
D49
+ -
D52
+ -
D53
+ -
D54
+ -
D55
+ -
D51
10MIL
R1423  0Ω 5% 1/16W SMT0402 LR (NU)
5VDDS <10,31,34,36,45,46,47,48>
R1424  SHW 0 5% 1/16W 0402
A  A
5VDDM <11,22,24,26,29,32,34,35,36,41,42,48,52>
WIRELESS_RFON <24,29>
8
R792
SHW 0 5% 1/16W 0402
Q64 
TR NPN/PNP IMD2AT110 50V 30mA SMT6(SC-74) 6PIN ROHM LR
3  4
5
7
2 
1
6
WIRELESS_RFON1
WIRELESS_RFON1 <35>
6
5
4
3
from KBC
CAPS0 <34,35>
SRLL0 <34,35>
NUM0 <34,35>
IDE_LED0 <32,35>
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
Date:  Sheet
2
(886-2)8751-8751
VA250 < VIA VN896 + VT8237A >
<DIP SW/ LED>
37  56 Sunday, December 10, 2006
1
0.4
of
 
Page 38
8
D  D
C  C
7
6
5
4
3
2
1
4M FLASH ROM
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,41,42,45,46,48,52>
VCCP <8,9,12,14,17,25,26,46>
B  B
TRANS NPN MMBT3904 40V 200mA SOT-23 3PIN PSI LR
H_INIT0 <8,25>
PCI_RST0 <17,23,26,29,33,34,39>
CLK33M_FWH <12>
R303
A  A
10KΩ 5% 1/16W SMT0402 LR
8
7
R315 
1KΩ 5% 1/16W SMT0402 LR
B
Q39
E  C
876
5 4
RP64
321
10KΩ 5% SMT2010 1/16W 8P4R LR
6
R314 
10KΩ 5% 1/16W SMT0402 LR
24
2
31
30
3 
4 
5
P30_NC1 
P30_NC2 
P30_NC3 
P30_NC4
P30_NC5 
P30_NC6 
P30_NC7 
P30_NC8 
P30_NC9
6
9 
10 
11 
12
18 
19 
20 
21 
22
16 
26 
28
U50
INIT# 
RST#
CLK
FGP14 
FGP13 
FGP12 
FGP11 
FGP10
ID3 
ID2 
ID1 
ID0
RSVD_1 
RSVD_2 
RSVD_3 
RSVD_4 
RSVD_5
GND_1 
GND_2 
GNDA
FLASHROM W39V040BPZ 4Mbit(512K*8)33MHz 3.3V PLCC 32PIN FIRMWARE LPC WINBOAND LR
20-10161-00 SOCKET
03-10262-04 LPC BIOSic winbond
5
VCC_1 
VCC_2
VCCA
TBL#
FWH4 
FWH3 
FWH2 
FWH1 
FWH0
1
VPP
25 
32 
27
8 
7
WP#
23 
17 
15 
14 
13
29
IC
4
3
1
2
C302
RP65
4.7KΩ 5% 1010 1/16W 4P2R LR
0.01uF 50V +80-20% SMT0402 Y5V LR
R312  SHW 0 5% 1/16W 0402 
R304  SHW 0 5% 1/16W 0402
R302 
10KΩ 5% 1/16W SMT0402 LR
4
C295
C294
0.01uF 50V +80-20% SMT0402 Y5V LR
C299
0.01uF 50V +80-20% SMT0402 Y5V LR
C293
10uF 10V +80-20% SMT0805 Y5V LR
0.01uF 50V +80-20% SMT0402 Y5V LR
FWH_TBL0 <34> 
FWH_WP0 <34>
LPC_FRAME0 <25,33,34>
LPC_AD3 <25,33,34> 
LPC_AD2 <25,33,34> 
LPC_AD1 <25,33,34> 
LPC_AD0 <25,33,34>
3
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
Date:  Sheet
2
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<LID SW/ BIOS>
38  56 Sunday, December 10, 2006
of
1
0.4
 
Page 39
RESUME 
RESET
8
7
6
3VDDA <11,21,23,24,25,26,28,30,33,34,36,37,45,48>
5
4
3
2
1
3VDDA <11,21,23,24,25,26,28,30,33,34,36,37,45,48>
D  D
C347
2200pF 50V 10% SMT0402 X7R LR
3VDDA <11,21,23,24,25,26,28,30,33,34,36,37,45,48>
C  C
100KΩ 1% 1/16W SMT0402 LR
POWSW0 <35,49>
B  B
DIODE STKY RB751V-40 40V 200mA SOD-323 2PIN PSI LR
C1545 
1000pF 50V 10% SMT0402 X7R LR
R374
10KΩ 5% 1/16W SMT0402 LR
R398
D31
P N
U25
5
OUT
VCC
1
TC
2
SUB
3
GND
LNR-IC PST9228NR 2.8V SOT-25 5PIN MITSUMI LR
C359
3VDDA <11,21,23,24,25,26,28,30,33,34,36,37,45,48>
4700PF 50V 10% SMD0603 X7R LR
R380 
10KΩ 5% 1/16W SMT0402 LR
4
C325
U26
5
VCC
1
TC
2
SUB
3
GND
LNR-IC PST9228NR 2.8V SOT-25 5PIN MITSUMI LR
G
D S
Q42 
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR
R1209
0Ω 5% 1/16W SMT0402 LR(NU)
RSMRST0 <25>
R372
10KΩ 5% 1/16W SMT0402 LR
U24
5
VCC
1
TC
2
SUB
3
GND
LNR-IC PST9228NR 2.8V SOT-25 5PIN MITSUMI LR
2200pF 50V 10% SMT0402 X7R LR
4
OUT
4
OUT
PMU5V <33,37,48>
3VDDA <11,21,23,24,25,26,28,30,33,34,36,37,45,48>
R376
10KΩ 5% 1/16W SMT0402 LR
R379 
10KΩ 5% 1/16W SMT0402 LR
R1064
SHW 0 5% 1/16W 0402
R399
C360 0.1uF 10V 10% SMT0402 X5R LR (NU)
100KΩ 1% 1/16W SMT0402 LR
MAINSW0_ICH <24>
SUSC0 <24>
SUSB0 <24>
C1528
C345 0.1uF 10V 10% SMT0402 X5R LR (NU)
R387
4.7uF 6.3V ±10% SMT0805 X5R C2012X5R0J475KT TDK LR (NU)
100KΩ 1% 1/16W SMT0402 LR
PCI RESET & PCI NON RESET
3VDDA <11,21,23,24,25,26,28,30,33,34,36,37,45,48>
C1529
4.7uF 6.3V ±10% SMT0805 X5R C2012X5R0J475KT TDK LR (NU)
PSUSC0  <30,33,47,48>
R1065
SHW 0 5% 1/16W 0402
SUSTAT_B0 <11,33,42,45,46,47,48>
U85
1
PRSTMSK0 <33>
A  A
8
7
6
5
T28
5 3
1
4 2
DL-IC NC7SZ14P5X_NL SC70 5PIN FAIRCHILD LR
PCI_RST0 <17,23,26,29,33,34,38>
4
3
U86 
DL-IC NC7SZ32P5X_NL SC-70 5PIN FAIRCHILD LR
5 3
1
2
4
PCI_RSTNS0 <34>
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
Date:  Sheet
2
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<Reset Circuit>
39  56 Sunday, December 10, 2006
of
1
0.4
 
Page 40
5
4  4
3  3
MU12A
1
CFMASK
1
MU12B 
CFMASK
1
S15
SMD-P5_0x1_5 (NU)
1
FMK4 
CFMASK
1
FMK12 
CFMASK
1
S4
SMD-P5_0x1_5
FMK5 
CFMASK
1
FMK11 
CFMASK
1
M23 NUT-P6_0B2_0D1_0
1
S2
SMD-P5_0x1_5 (NU)
FMK3 
CFMASK
1
FMK10 
CFMASK
1
M22 NUT-P6_0B2_0D1_0
1
2  2
1
S14
SMD-P5_0x1_5 (NU)
1
S18
1  1
SMD-P5_0x1_5 (NU)
S13
SMD-P5_0x1_5
1
1
MU45B 
CFMASK
FMK9 
FMASK
1
1
SMD-P5_0x1_5 (NU)
SMD-P5_0x1_5 (NU)
MU14A 
CFMASK
MU41B 
CFMASK
FMK14 
FMASK
S11
S10
1
1
1
1
1
MU25A 
CFMASK
1
MU25B 
CFMASK
1
FMK2 
FMASK
1
SMD-P5_0x1_5 (NU)
S17
MU24A 
CFMASK
MU24B 
CFMASK
1
1
FMK13 
FMASK
SMD-P5_0x1_5
1
AGND  <41,42,43,53>
5
1
S6
FMK1 
FMASK
1
SMD-P5_0x1_5
4
MU13A
MU39B
CFMASK
CFMASK
1
1
MU39A 
CFMASK
1
FMK6 
FMASK
1
1
S16
1
S3
SMD-P5_0x1_5 (NU)
1
AGND  <41,42,43,53>
4
FMK8 
FMASK
1
NUT-P8_0D4_0
M19
FMK7 
FMASK
1
1
NUT-P8_0D4_0 
M21
1
NUT-P8_0D4_0 
M20
1
3
M1 
SCREW-P8_0D2_7
1
12132
1
13
2
12
3
3
11
4
10
4
5
5
9
678
678
1
12132
1
13
2
12
3
3
11
4
4
10
5
5
9
678
678
M13 SCREW-P8_0D2_7
M2 
SCREW-P8_0D2_7
1
12132
13
1
2
12
3
11
3
4
10
4
5
5
9
678
678
NUT-P8_0D4_0 
M18
1
3
11 
10 
9
11 
10 
9
11 
10 
9
NUT-P8_0D4_0 
M17
1
M16 
SCREW-P8_0D2_7
1
12132
1
13
2
12
3
3
4
4
5
5
678
3
11
11
4
10
10
5
9
9
678
1
12132
1
13
2
12
12
11
10
9
12132
11
10
9
11 
10 
9
11 
10 
9
3 
4 
5
M15 SCREW-P8_0D2_7
3 
4 
5
3
3
4
4
5
5
678
678
M6 SCREW-P8_0D2_7
M4 
SCREW-P8_0D2_7
1
13
1
2
3
3
4
4
5
5
678
678
M8 M5D5
1
9/26 Change not connect to GND
M14 
SCREW-P8_0D2_7
1
12132
1
13
2
12
3
11
10
4
5
9
678
678
1
12132
1
13
2
12
3
11
4
10
5
9
678
678
M5 
SCREW-P8_0D2_7
1
12132
13
1
2
12
11
3
10
4
5
9
678
678
M7 M2_2D2_2
1
11 
10 
9
11 
10 
9
11 
10 
9
M12 M2_2D2_2
2
M11 
SCREW-P8_0D2_7
1
12132
1
13
2
12
3
3
11
4
10
4
5
5
9
678
678
1
12132
1
13
2
12
3
3
11
4
4
10
5
5
9
678
678
M9 SCREW-P8_0D2_7
M10 
SCREW-P8_0D2_7
1
12132
13
1
2
12
3
11
3
4
10
4
5
5
9
678
678
1
2
11 
10 
9
11 
10 
9
11 
10 
9
M3 HOLE-P8_0D2_7
1
1
COUPON4X2
MJP1
8
1
7
2
6
3 
4  5
COUPON4X2
MJP2
1
8
2
7
3
6
4  5
COUPON_GND
Title
VA250 < Yonah + VN896 + VT8237A >
Size Document Number  Rev
C
<OVP CKT>
Date:  Sheet
COUPON4X2
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
40  56 Sunday, December 10, 2006
1
of
0.4
 
Page 41
10
9
8
7
6
5
4
3
2
1
10mil
H  H
10mil
10mil
10mil
10mil
10mil
G  G
F  F
E  E
D  D
SYS_BEEP <43>
AC_SDOUT <24,2 8>
AC_BITCLK <24,2 8>
AC_SYNC <24,2 8>
AC_RSTNS0 <24,2 8>
3VDDM_AUDIO
10mil
10mil
10mil
10mil
MIC_DET <5 3>
AGND <40,42,43, 53>
HPDET <43,5 3>
MIC1 <53> 
MIC2 <53>
AVDDS <43>
Please close to CODEC CHIP
GND_POWER
AC97_PCBEEP
GND_POWER
10mil
10mil
10mil
GND_POWER
AC97_BITCLK
GND_POWER
C1507  2.2uF 16V 80-20% SMT0805 Y5V C2012Y5V1C225Z TDK LR
R1406  20KΩ 1% 1/16W SMT040 2 LR
INSERT: GROUND 
REMOVE: FLOATING
C1508 47pF 50V 5% SMT0402 NPO LR (NU)
R1372  39.2KΩ 1% 1/10W SMT0603 LR
C1509 1uF 16V +80-20% SMT0603 Y5V C1608Y5V1C105Z TDK LR
C1510 1uF 16V +80-20% SMT0603 Y5V C1608Y5V1C105Z TDK LR
R1373  22Ω 5% 1/16W SMT0402 LR Sn
R1375  22Ω 5% 1/16W SMT0402 LR Sn
R1376  22Ω 5% 1/16W SMT0402 LR Sn
R1377  22Ω 5% 1/16W SMT0402 LR Sn
L163
600Ω±25% 100MHz 1000mA SMT0603 MLB-160808-0600P-N 2 MAG.LAYERS LR
C1520
1uF 6.3V 10% SMT0402 X5R LR
AGND  <40,42,43,5 3>
10mil
10mil
C1517
22pF 50V 5% SMT0402 NPO L R
(20mil)
(20mil)
14MCLK_AC97
GND_POWER
U82
12
PCBEEP
13
SENSE_A
39
PORT-A_L
41
PORT-A_R
16
PORT-F_L
17
PORT-F_R
18
CD_L
20
CD_R
34
SENSE_B
21
PORT-B_L
22
PORT-B_R
23
PORT-C_L
24
PORT-C_R
45
PORT-H_L
46
PORT-H_R
47
SPDIFI/EAPD
48
SPDIFO
2
NC
3
NC2
5
SDO
6
BITCLK
10
SYNC
11
RESET#
1
DVDD1
9
DVDD2
25
AVDD1
38
AVDD2
ASIC AUDIO CODEC VT1708A LQFP 48PIN VIA LR LQFP 48PIN VIA LR
PORT-D_L
PORT-D_R
AFILT3
PORT-E_L
PORT-E_R
VREF FILTER
VREFOUT-B_L
VREFOUT-C_L 
VREFOUT-F_L
AFILT1
CAP1
AFILT2
AFILT4
PORT-G_L
PORT-G_R
JDREF
DVSS1 
DVSS2
AVSS1 
AVSS2
SDI
35 
36
37
14 
15
27
28
29 
30
32 
31
33
19
43 
44
R1374
8
33Ω 1% 1/16W SMT0402 LR
R1378
40
RES 5.1KΩ 1% 1/16W SMT0402 L R
4
(20mil)
7
26 
42
10mil
10mil
R1405  4.7KΩ 5% 1/16W SMT0402 LR
R1407  4.7KΩ 5% 1/16W SMT0402 LR
C1514
270pF 50V 10% SMT0402 X7R LR
C1515
C1516
0.1uF 16V 80-20% SMT0402 Y5V LR
10uF 6.3V 80-20% SMT0805 Y5V H=1.25mm LR
C1518
C1519
270pF 50V 10% SMT0402 X7R LR
270pF 50V 10% SMT0402 X7R LR
LINE_OUT_L <42> 
LINE_OUT_R <42>
HP_OUT_L <42> 
HP_OUT_R <42>
MIC1  <53>
MIC2  <53>
C1511
270pF 50V 10% SMT0402 X7R LR
C1512
0.1uF 16V 80-20% SMT0402 Y5V L R
C1513
10uF 6.3V 80-20% SMT0805 Y5V H=1.25mm LR
AC_SDIN0 <24>
AGND  <40,42,43, 53>
A_GND
LINE_OUT_L GND_POWER
A_GND
LINE_OUT_R
A_GND
HD Audio-ACZ_SDOUT/ACZ_SYNC/ACZ_BITCLK/ACZ_RESET#
L3
ICH7m
L1L2L2
39ohm
39ohm
L3
Trace Impedance Routing Requirement Trace Length
55 +/- 15%
*** L3 c an be exten ed up to 1 5" if HD A udio docking is not us ed
4 on 7(stripline) 
5 on 7(microstrip)
HD Audio-ACZ_SDIN
L2 L1
ICH7m
39ohm
Trace Impedance
55 +/- 15%
*** Brea kout can b e rou ted 4 on 4 up to 500 mils
HD 
Audio
Routing Requirement 
4 on 7(stripline) 
5 on 7(microstrip)
HD 
Audio
L1 = 0.5"~2.5" 
L2 <= 0.1" 
L3 = 1"~8"
Trace Length 
L1 = 0.1"~15" 
L2 <= 0.5"
10mil
10mil
10mil
10mil
10mil
MDC CONN
C  C
600Ω±25% 100MHz 1000mA SMT0603 MLB-160808-0600P- N2 MAG.LAYERS LR
Please close to CODEC CHIP
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,42,45,46 ,48,52>
B  B
A  A
10
9
L164
8
20 mils
C1521
10uF 10V +80-20% SMT0805 Y5V LR
3VDDM_AUDIO
C1522
0.1uF 16V 80-20% SMT0402 Y5V L R
7
6
AZALIA CODEC POWER
5VDDM <11,22,24,26,29,32,34,35,36,37,42,48 ,52>
(20mil)  (20mil)
C1524
0.1uF 16V 80-20% SMT0402 Y5V LR
5
U83
5
VIN
3
BYP
1
C1525
SHDN
2
GND
0.1uF 16V 80-20% SMT0402 Y5V LR 
LNR-IC LDO G924-475T1Uf 4.75V SOT23-5 5PIN GMT LR
05-31717-01
4
VOUT
200mA
4
AVDDS  <43>
C1523 
10uF 10V +80-20% SMT0805 Y5V LR
AGND  <40,42,43,5 3>
3
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
Date:  Sheet
(886-2)8751-8751
VA250W/D < VIA C7 + VN896 + VT8237A >
VA250 < Yonah + VN896 + VT8237A >
2
41  56 Sunday, December 10, 2006
of
1
0.4
 
Page 42
8
EMI add 
20060417
D  D
AGND  <40,41,43,53>
AMP_3V
(20mil)
C1480 0.1uF 16V 80-20% SMT0402 Y5V LR
C1481 0.1uF 16V 80-20% SMT0402 Y5V LR
C1479
1 2
0.1uF 16V ±10% SMD0603 X7R LR
C1482 10uF 10V +80-20% SMT0805 Y5V LR
7
L153
SPWR 0 5% 1/8W 0805
R1352
 0Ω 5% 1/4W SMT1206 LR
6
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,45,46,48,52>
AMP_5V  5VDDM <11,22,24,26,29,32,34,35,36,37,41,48,52>
C1485 0.1uF 16V 80-20% SMT0402 Y5V LR
C1484 0.1uF 16V 80-20% SMT0402 Y5V LR
Please close to AMP CHIP
(20mil)
C1483
+
T10uF 10V ±20% SMT3216 ESR=3.5Ω T491A106M010AT KEMET LR(NU)
10/25 NU
AGND  <40,41,43,53>
5
L154
SPWR 0 5% 1/8W 0805
R1353
 0Ω 5% 1/4W SMT1206 LR
4
R1354
 0Ω 5% 1/4W SMT1206 LR
AGND  <40,41,43,53>
AGND
SPKOUTL+
AGND
SPKOUTL-
AGND
SPKOUTR+
AGND
SPKOUTR-
AGND
AMP_3V
3
10mil
10mil
10mil
10mil
10mil
L155  600Ω±25% 100MHz 1000mA SMT0603 HCB1608KF-601T10 TAI-TECH LR 
L156  600Ω±25% 100MHz 1000mA SMT0603 HCB1608KF-601T10 TAI-TECH LR 
L157  600Ω±25% 100MHz 1000mA SMT0603 HCB1608KF-601T10 TAI-TECH LR(NU) 
L158  600Ω±25% 100MHz 1000mA SMT0603 HCB1608KF-601T10 TAI-TECH LR(NU)
LOUT+ 
LOUTROUT+ 
ROUT-
10mil
10mil
10mil
10mil
10mil
10mil
10mil
10mil
10mil
10mil
10mil
10mil
2
CON ACES 2PIN 85204-0200L (LEAD FREE)
trace 10mil trace 10mil
L161 ESD 3.5pF ±10% 15KV DC=12V SMT0603 MLVS-0603-E10 INPAQ LR (NU)
L160 ESD 3.5pF ±10% 15KV DC=12V SMT0603 MLVS-0603-E10 INPAQ LR (NU)
L159 ESD 3.5pF ±10% 15KV DC=12V SMT0603 MLVS-0603-E10 INPAQ LR (NU)
1
CN35
1 
2
20-20294-20
CN36
1 
2 
3 
4
L162 ESD 3.5pF ±10% 15KV DC=12V SMT0603 MLVS-0603-E10 INPAQ LR (NU)
CN 4PIN 3801-04 ENTERY (NU)
1 
2
1 
2 
3 
4
NU_20-25087-00
LOUT+
R1357
C1492
13.3KΩ 1% 1/10W SMT0603 LR
LOUT-
1
2
3
4
5
6
U77
LIN1
LIN2
LBYPASS
LVDD
SHDN
NC
AGND
LINE_OUT_L
AGND
LINE_OUT_R
C  C
AGND
LINE_OUT_L <41>  LINE_OUT_R <41>
LINE_OUT_R <41>
330pF 16V 5% SMT0402 X7R LR
10uF 10V +80-20% SMT0805 Y5V LR
C1489
C1491
10uF 10V +80-20% SMT0805 Y5V LR
AMP_5V
4.7uF 10V +80-20% 0805 Y5V LR
(20mil)  (20mil)
C1495 0.1uF 16V 80-20% SMT0402 Y5V LR
C1496
10uF 10V +80-20% SMT0805 Y5V LR
C1488
R1358 
20KΩ 5% 1/10W SMT0603 LR
20KΩ 5% 1/10W SMT0603 LR 
R1360
AGND  <40,41,43,53>
10/20 change MO-CAP
AGND  <40,41,43,53>
AMP_SD
B  B
AMP_SD
9/14 Change to AMP_3V
AMP_3V
AGND
LINE_OUT_L
AGND
LINE_OUT_R
AGND
10mil
10mil
10mil
10mil
AMP_MUTE0 <33>
10mil
10mil
10mil
10mil
10mil
1KΩ 5% 1/16W SMT0402 LR
R1369
B
10/14 Del R725
A  A
SYS_BEEP0/AC97_PCBEEP
GND_POWER
GND_POWER
8
10mil
10mil
10mil
10mil
7
10mil
10mil
10mil
AGND <40,41,43,53>
24
23
22
21
20
GND/HS
GND/HS
AMP_MUTE
19
VOL
ROUT+
RIN1
RIN2
RBYPASS
RVDD
GND
IN1/IN2
ROUT-
MUTE
12
11
4
NC
LOUT+
LOUT-
7
Q115 
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
E  C
GND/HS
GND/HS
NC
10
9
8
LNR-IC G1432Q5U QFN4X4-24 24PIN GMT LR 
AGND  <40,41,43,53>
R1367
10KΩ 5% 1/16W SMT0402 LR
AMP_MUTE
6
R1356
13.3KΩ 1% 1/10W SMT0603 LR
18
17
16
4.7uF 10V +80-20% 0805 Y5V LR
15
14
13
AGND  <40,41,43,53>
ROUT-
AMP_3V
U79
5 3
DL-IC NC7SZ32P5X_NL SC-70 5PIN FAIRCHILD LR
1
2
C1487 
330pF 16V 5% SMT0402 X7R LR(NU)
R1359
10KΩ 1% 1/10W SMT0603 LR (NU)
C1493
A_PCHPDET <43>
AMP_MUTE
5
ROUT+
10uF 10V +80-20% SMT0805 Y5V LR (NU)
C1490
AMP_5V
AGND  <40,41,43,53>
C1497 0.1uF 16V 80-20% SMT0402 Y5V LR
C1498
10uF 10V +80-20% SMT0805 Y5V LR
AGND  <40,41,43,53>
SUSTAT_B0 <11,33,39,45,46,47,48>
9/14 Add
A_PCHPDET <43>
G1432_SHDN
10/20 change MO-CAP
10/12 Add HP out from ALC655
4
R1355 
10KΩ 5% 1/16W SMT0402 LR
5 3
1
2
AMP_3V
(20mil)
10KΩ 1% 1/16W SMT0402 LR
12KΩ 1% 1/10W SMT0603 LR
10uF 10V +80-20% SMT0805 Y5V LR(NU)
LINE_OUT_L <41>
HP_OUT_L <41>
AMP_5V
R1368
10KΩ 5% 1/16W SMT0402 LR
AMP_SD
Q116
B
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
E  C
C1506
0.1uF 10V 10% SMT0402 X5R LR(NU)
2.2uF 16V 80-20% SMT0805 Y5V C2012Y5V1C225Z TDK LR
U76
4
DL-IC NC7S08P5X_NL SC70 5PIN FAIRCHILD LR
AGND  <40,41,43,53>
R1363
C1501
0.47uF 16V +80-20% 0603 Y5V LR
AMP_3V
16
U78
1
2
3
4
R1361
C1500
330pF 16V 5% SMT0402 X7R LR
R1365
C1502
10uF 10V +80-20% SMT0805 Y5V LR
3
15
PVDD
SHDNL
SHDNR
SGND
SVDD
INL
SVSS
OUTL
6
5
LNR-IC G1410Q4U QFN3X3-16 16PIN GMT LR
G1410VSS
1KΩ 1% 1/16W SMT0402 LR
AGND  <40,41,43,53>
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,45,46,48,52>
C1505
C1486
14
13
C1P
OUTR
7
R1362
C1499
330pF 16V 5% SMT0402 X7R LR
R1366
1KΩ 1% 1/16W SMT0402 LR
C1503
10uF 10V +80-20% SMT0805 Y5V LR
AGND  <40,41,43,53>
LNR-IC PST9228NR 2.8V SOT-25 5PIN MITSUMI LR
SUSTAT_B0 <11,33,39,45,46,47,48>
AGND  <40,41,43,53>
PGND
12
C1N
11
NC2
10
PVSS
9
NC1
INR
8
10KΩ 1% 1/16W SMT0402 LR
R1364
12KΩ 1% 1/10W SMT0603 LR
10/14 add 10/14 add
C1504
10uF 10V +80-20% SMT0805 Y5V LR(NU)
LINE_OUT_R <41>
HP_R  <43> 
HP_L  <43>
1KΩ 5% 1/16W SMT0402 LR
U80
5 
1
2 
3
4
OUT
VCC 
TC
SUB 
GND
R1371
Title
Size Document Number  Rev
Date:  Sheet
2
G1410VSS
C1494
2.2uF 16V 80-20% SMT0805 Y5V C2012Y5V1C225Z TDK LR
AGND  <40,41,43,53>
HP_OUT_R <41>
10/12 Add HP out from ALC655
For G1410 POPO issue
AMP_MUTE0 <33>
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,45,46,48,52>
R1370
DL-IC NC7S08P5X_NL SC70 5PIN FAIRCHILD LR
1KΩ 5% 1/16W SMT0402 LR
10/12 For G1410 PO sound issue
VA250 < Yonah + VN896 + VT8237A >
C
<AMP G1432+1410>
U81
5 3
1
2
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
4
G1432_SHDN
1
42  56 Sunday, December 10, 2006
0.4
of
 
Page 43
10
H  H
G  G
9
8
7
Normal=LOW 
Headphone insert=High
HP_R <42>
HP_L <42>
6
A_PCHPDET <42>
10mil
5
Q114 
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
B
E  C
AGND <40,41,42,53>
9/26 Change from 47k to 0 ohm
R1347  SHW 0 5% 1/16W 0402
R1348  SHW 0 5% 1/16W 0402
4
R1346
10KΩ 5% 1/16W SMT0402 LR
3
AVDDS <41>
HPDET
HPL_CN
HPR_CN
2
HPDET  <41,53>
HPL_CN  <53>
HPR_CN  <53>
1
C1475
F  F
2006.7.6 Cancel Audio CONN
9/26 NU
10mil
0.1uF 16V 80-20% SMT0402 Y5V LR (NU)
E  E
D  D
C  C
PCBEEP
R1349
R1350
C1476
C1478
C1477
AGND <40,41,42,53>
1KΩ 5% 1/16W SMT0402 LR(NU)
1KΩ 5% 1/16W SMT0402 LR(NU)
0.1uF 16V 80-20% SMT0402 Y5V LR (NU)
R1351
1000pF 50V 10% SMT0402 X7R LR(NU)
1000pF 50V 10% SMT0402 X7R LR(NU)
SPKR_SB <24>  SYS_BEEP <41>
R759
10KΩ 5% 1/16W SMT0402 LR
R761 
10KΩ 5% 1/16W SMT0402 LR (NU)
0Ω 5% 1/8W SMT0805 LR(NU)
C811 
1000pF 50V 10% SMT0402 X7R LR (NU)
2006.0616 PCBEEP BOM Reserve
B  B
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu
A  A
10
9
8
7
6
5
4
3
Title
Size Document Number  Rev
C
Date:  Sheet
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<SPDIF / HP OUT / Audio CN>
2
5VDDM
5VDDM <11,22,24,26,29,32,34,35,36,37,41,42,48,52>
43  56 Sunday, December 10, 2006
1
0.4
of
 
Page 44
5
4
3
2
1
VA250 Power Block
D  D
MB(Page 50)
Adapter 
 Jack
Battery
ADPIN
B
F
F
B
MB3887
QCHGON1 
TRICHGON1
MM1380A
MB(Page 51)
S
DCON
DCIN
MAX8734A
ADPOUT
PCCOUT
D
SP
DCIN+
D  SP
D
SP
INOM
ISUS
LMV321
C  C
5VDDA
3VDDA
MB(Page 48)
DCON
S
SUSTAT_B0
S
SUSTAT_B0
MB(Page 21)
S
ENAVDD
G1117
5VDDS
5VDDM
3VDDS
3VDDM
LCDVDD
1.5VDDA
MB(Page 45)
APL5331
2.5VDDM
S
2.5VDDA
DDR_0.9VDDM
1.8VDDM
VCCP
B
D
F
S
SP
Signal
Power Path
LDO
Amplifier
Bead
Diode
Fuse
Switch
Switching 
Power 
Converter
MB(Page 33)
MB(Page 49)
ADPOUT
DCIN
DCIN+
B  B
150mA
ADPOUT1
S
LATCH 
BSEL1 
POWSW0
MAX8734 
(Internal LDO)
LM4120
PST9228
REF33
PMU5V
PMU3V
VOR0
SP
SC486
SP
SC411
SP
DDR_1.8VDDS
PSUSC0
1.5VDDM
SUSTAT_B0
MB(Page 10)
VCORE_CPU
G916
MB(Page 47)
G2996
SUSTAT_B0
SUSTAT_B0
MB(Page 46)
APL5912
VRON_VCCP
SP
ISL6262
A  A
VRON_VCCP
MB(Page 52)
S  Inverter
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
5
4
3
2
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<POWER BLOCK>
1
44  56 Sunday, December 10, 2006
of
0.4
 
Page 45
5
D  D
4
3
2
1
1.5VDDA 0.5A
U46 
LNR-IC G1117T63UF SOT-223 3PIN GMT LR
3VDDA <11,21,23,24,25,26,28,30,33,34,36,37,39,48>  1.8VDDM <13>
4.7uF 10V 80-20% SMT0805 Y5V C2012Y5V1A475ZT TDK LR 
C726
C  C
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,46,48,52>
5VDDA <10,31,34,36,37,46,47,48>
B  B
TRANS NPNX2 RT3N33M-T111-1 50V 100mA SC-88 6PIN IDC LR (NU)
TRANS NPNX2 RT3N33M-T111-1 50V 100mA SC-88 6PIN IDC LR (NU)
SUSTAT_B0 <11,33,39,42,46,47,48>
1uF 10V +80-20% 0603 Y5V LR(NU)
10KΩ 5% 1/16W SMT0402 LR
R1128 
SHW 0 5% 1/16W 0402
C1235
R1337
5
2
6.8KΩ 1% 0402 LR
Q113B
Q113A
10uF 6.3V 10% 0805 X5R TDK LR
R1125
3
R1127
4
22KΩ 1% 0402 LR
6
1
VOUT VIN
ADJ
1
80mil
C1232
C1425
0.1uF 10V 10% SMT0402 X5R LR
C1233
+
2 3
22uF 10V ±20% 3528 3.0Ω KEMET LR(NU)
R677 
150Ω 1% 0603 LR
R678
30.1Ω 1% 0603 LR
1.5VDDA <17>
C696
10uF 10V +80-20% SMT0805 Y5V LR
2.5VDDM
U12 
LNR-IC Bus Termination Regulator APL5331KA-TRL 3A SOP-8-P 8PIN ANPEC LR
1
VIN
2
GND
3
VREF
4  5
VOUT  N.C.1
C1305
80mil
2.5VDDM <8,13,20,23,24,25,26,36>
8 
7 
6
C1234 
1uF 10V 10% 0603 X5R TDK LR
5VDDA  <10,31,34,36,37,46,47,48>
N.C.3 
N.C.2
VCTRL
TP(GND)
9
DDR_1.8VDDS <15,17,18,19,36,47>
SUSTAT_B0 <11,33,39,42,46,47,48>
1.8VDDM 1.5A
Q89 
M-FET-N AO6400 30V 6.9A TSOP-6 6PIN AOS LR
6
D
5
S
2 
1
5VDDA <10,31,34,36,37,46,47,48>
R1121 
10KΩ 5% 0402 LR
R1122 
10KΩ 5% 0402 LR
TRANS NPNX2 RT3N33M-T111-1 50V 100mA SC-88 6PIN IDC LR
5
2
TRANS NPNX2 RT3N33M-T111-1 50V 100mA SC-88 6PIN IDC LR
C1229
1uF 10V 10% 0603 X5R TDK LR
3
R1123 
1KΩ 5% 0402 LR
Q90B
3
4
Q90A
6
1
3VDDA <11,21,23,24,25,26,28,30,33,34,36,37,39,48>  2.5VDDA <23,24,25,26>
4
C1409
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
2.5VDDA 0.5A
C1231
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
U66 
G916T1Uf ADJ SOT23-5 GMT LR
1  5
IN  OUT
3
SHDN
4
ADJ
2
GND
R1124 
20KΩ 1% 0402 LR
R1126 
20KΩ 1% 0402 LR
C1230
1uF 10V +80-20% SMT0603 Y5V LMK107F105ZA-T TAIYO LR
Does Q113 need NU here?
10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
A  A
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
5
4
3
2
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<1.5V / 2.5V /1.8V>
1
45  56 Sunday, December 10, 2006
of
0.4
 
Page 46
5
4
3
2
1
1.5VDDM
D  D
U70
40mil
5VDDA <10,31,34,36,37,45,47,48>
AGND_SC411
SUSTAT_B0 <11,33,39,42,45,47,48>
DIODE SWITCHING 1SS355 80V 100mA SOD-323 2PIN PSI LR(NU)
C  C
PSI
1.5VDDM_PWRGD
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,48,52>
R1180 
22Ω 5% 0603 LR
R1185 
10KΩ 1% 0402 LR
C1276
1uF 10V 10% 0603 X5R TDK LR
R1182  0Ω 5% 1/16W SMT0402 LR
D75
SC411MLTRT QFN-16 SEMTECH LR 
2
VCC
6
AGND
15
EN
C1236 
1uF 10V +80-20% 0603 Y5V LR(NU)
4
PGOOD
Thermal_Pad
17
AGND_SC411
TON
VDD
BST
DH
LX
ILIM
DL
PGND
VOUT
FB
N.C.1
N.C.2
5
14
C1274 
1000pF 50V 10% 0402 X7R LR
R1181
16
1MΩ 1% 0402 LR
C1277
D70 
STKY RB751V-40 40V 200mA SOD-323 PSI LR
9
13
PSI
12
11
R1183
10
17.4KΩ 1% 0603 LR
8
7
R1184 
SPWR 0 5% 0603
1
C1280 
100pF 50V 5% 0402 NPO LR
3
R1186  RES 21KΩ 1% 1/16W SMT0402 LR
R1187  10KΩ 1% 1/16W SMT0402 LR
AGND_SC411
40mil
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
5VDDA  <10,31,34,36,37,45,47,48>
C1278
0.22uF 10V 10% 0603 X7R LR
AGND_SC411
2via 2via
Vref=0.5V
AGND_SC411
ANPEC
100mils
C1273
DCIN <10,36,47,48,49,50,52>
4
4
4.7uF 25V ±10% SMT1206 X5R TDK LR
C1275
4.7uF 25V ±10% SMT1206 X5R TDK LR
Q100
6 1
5
7
8
TR M-FET-N APM4804KC-TRL 30V 8A SOP-8 8PIN ANPEC LR 
Q101
D
TR M-FET-N APM4804KC-TRL 30V 8A SOP-8 8PIN ANPEC LR
S
L130
2
3
3.8uH±30% 6.0A SMT10*10.1*3.8mm SIL104R-3R8PF DELTA LR
6 1
5
7
8
D71 
SS14 40V 1A SMA PSI LR
D
S
2
3
PSI
1 2
+
C1279 
P-CAP 220uF 6.3V 20% SMTφ6.3 H=5.7mm ESR=13mΩ PXC6.3VC220MF60 NCC LR
160mils 160mils
1.5VDDM
VCCP
U69
100mils
1.5VDDM <9,17,20>  VCCP  <8,9,12,14,17,25,26,38>
B  B
10uF 6.3V 10% 0805 X5R TDK LR
A  A
5
5VDDA <10,31,34,36,37,45,47,48>
C1241
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,48,52>
VCORE_ON <10>
VRON_VCCP <10,26>
4
C1242 
1uF 10V 10% 0603 X5R TDK LR
R1133
2.2KΩ 5% 1/16W SMT0402 LR
C1243
0.01uF 16V 10% SMT0402 X7R LR(NU)
LNR-IC REGULATOR LDO W/Exposed Pad APL5912-KAC-TRL 1.2V 5A SOP-8-P 8PIN ANPEC LR
6
VCNTL
7
POK
8
EN
4 5
VOUT VIN
3
VOUT
2
FB
1
GND
TP
9
R1135
SHW 0 5% 1/16W 0402
C1239
0.033uF 16V ±10% 0402 X7R LR 
R1131 
1KΩ 1% 0402 LR
R1132 
3KΩ 1% 0603 LR
3
1.5VDDM_PWRGD
C1240
+
T100uF 2V ±20% ESR=18mΩ SMT7343 EEFCD0D101ER PANASONIC LR
100mils
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
2
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<1.5VDDM & VCCP>
1
46  56 Sunday, December 10, 2006
of
0.4
 
Page 47
5
D  D
Vi=9~20V
DCIN <10,36,46,48,49,50, 52>
C  C
160mils
DDR_1.8VDDS <15,17,18,19,36, 45>
C1289
B  B
4
C1284
4.7uF 25V ±10% 1206 X5R AVX LR
3.8uH±30% 6.0A SIL104R-3R8PF DELTA LR
1 2
+
C1291
22pF 50V 5% SMT0402 NPO LR
P-CAP 220uF 6.3V 20% SMTφ6.3 H=5.7mm ESR=13mΩ PXC6. 3VC220MF60 NCC LR
DDR_SGND
C1445
C1444
0.1uF 16V 80-20% SMT0402 Y5V LR
0.1uF 16V 80-20% SMT0402 Y5V LR
100mils
STKY RB751V-40 40V 200mA SOD-323 PSI LR
C1285
4.7uF 25V ±10% 1206 X5R AVX LR
L131
6 
7  8
ANPEC
R1195
RES 2.4KΩ 1% 1/16W SMT0402 L R
R1198
10KΩ 1% 1/16W SMT0402 LR
PSI
D72
1000pF 50V 10% 0402 X7 R LR
R1192
152
D
20KΩ 1% 0603 LR
C1286
0.1uF 16V ±10% 0603 X7R LR
40MIL
3
40MIL
S
Q102
4
APM4906KC-TRL 30V 7A SOP-8 ANPEC L R
R100 
10Ω 5% 0603 LR
R1190 
1MΩ 1% 0603 LR
DDR_SGND
3
1uF 10V 10% SMT0603 X5R C1608X5R1A 105KT TDK LR
C1281
5VDDA <10,31,34,36,37,45,46 ,48>
R1189 
10Ω 5% 0402 LR
U71
C1283
40MIL
C1294
1uF 10V 10% 0603 X5R TDK LR
SC486IMLTRT MLPQ-24 SEMTECH LR
20
2
TON
VDDP
24
BST
23
DH
22
LX
21
ILIM
19
DL
18
PGND1
3
VDDQS
6
FB
VSSA
TP
4
25
REFOUT
8
EN/PSV
EN/VTT
VDDPA 
VDDPB
PGNDA 
PGNDB
C1282 
1uF 10V 10% 0603 X5R TDK L R
5
DDR_SGND
VCCA
7
POK
R1191  1KΩ 5% 1/16W SMT0402 LR
1
R1193  SHW 0 5% 0402
11
12
10uF 6.3V 10% SMT0805 X5R C2012X5R0J106K TDK LR
13
16 
17
14
VTTA
15
VTTB
10
VTTS
9
COMP
10Ω 1% 0603 LR
R1200 
10Ω 1% 0603 LR
C1295 
1uF 10V 10% 0603 X5R TDK LR
DDR_SGND
PSI
D73
C1287
C1288
Line Wire:3A
10uF 6.3V 10% 0805 X5R TDK LR
10uF 6.3V 10% 0805 X5R TDK L R
C1358
C1359 
10uF 6.3V 10% 0805 X5R TDK LR
C1292
1000pF 50V 10% 0603 X7R LR(NU )
R1199
10 mils 
VREF=VDDQ * 0.5
R1201 
SPWR 0 5% 060 3
DDR_SGND
2
DDR_PWRGD
STKY RB751V-40 40V 200mA SOD-323 PSI LR(NU)
PSUSC0  <30,33,39, 48>
SUSTAT_B0 <11,33,39,42,45,46, 48>
DDR_1.8VDDS <15,17,18,19,36, 45>
R1197 
SHW 0 5% 0402
C1293
1000pF 50V 10% 0603 X7R LR(NU )
DDR_SGND
DDR_VREF <18,19>
100mils
DDR_0.9VDDM <18,36>
for SO-DIM DDR Pull-up
VTT= VREF
1
EMI MODIFY 2006.0704
A  A
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
Custom
5
4
3
2
Date:  Sheet
(886-2)875 1-8751
VA250 < Yonah + VN896 + VT8237A >
<DDR2 POWER: 1.8VDDS & 0.9VDDM>
1
47  56 Sunday, December 10, 2006
of
0.4
 
Page 48
5
4
3
2
1
5VDDA/S/M, 3VDDA/S/M
DCIN <10,36,46,47,49,50,52>
D  D
120mils
ANPEC
5.0A or 200mil
5VDDA <10,31,34,36,37,45,46,47>
C  C
7.0uH±30% 4.8A SMT10*10.1*3.8mm SIL104R-7R0PF DELTA LR 
L39
D45 DIODE STKY SS14 40V 1A DO-214AC(SMA) 2PIN PSI LR
C1265
C1540
+
T220uF 6.3V ±20% ESR=25mΩ D2E SMT7343 6TPE220M SANYO LR
470pF 50V 10% SMT0402 X7R LR
C1537
1000pF 50V 10% SMT0402 X7R LR
C244
C245
4.7uF 25V ±10% 1206 X5R TDK LR
4.7uF 25V ±10% 1206 X5R TDK LR
1A
152
D
Q29 
TR M-FET-N Dual APM4906KC-TRL 30V 7A SOP-8 8PIN ANPEC LR
6 
7  8
3
PSI
S
C263
4
DIODE STKY RB751V-40 40V 200mA SOD-323 2PIN PSI LR 
D25
0.1uF 16V ±10% 0603 X7R LR
PSI
R238
15.4KΩ 1% 1/16W SMT0402 LR
R250 
10KΩ 1% 1/16W 0402 LR
3V5VAGND
PMU5V <33,37,39>
3V5VAGND
C267
0.1uF 25V 80-20% 0603 Y5V LR
R235 
47Ω 5% 1/10W SMT0603 LR
C268 
1uF 10V 10% 0603 X5R TDK LR
PMU5V <33,37,39>
C252 
10uF 6.3V 10% 0805 X5R TDK LR
R284
4.7KΩ 1% 0402 LR
C281 0.1uF 10V 10% 0402 X5R LR
R283
100KΩ 1% 0402 LR
All Trace > 10mil
U15
MAX8734AEEI+ QFN28 MAXIM LR
6 
1
17 
14
16 
15
19
18
13 
21
MAX8734REF
8
5
11
9
10
3V5VAGND
3V5VAGND
R1162 
1KΩ 5% 1/16W SMT0402 LR
SPWR 0 5% 0603
SHDN 
N.C. 
VCC 
BST5
DH5 
LX5
DL5
LDO5
TON 
OUT5
REF
ILIM3
ILIM5
FB5
PRO
PSUSC0 <30,33,39,47>
BST3
DH3
DL3
LDO3
GND
OUT3
SKIP
ON3
ON5
FB3
PGOOD
3_5VDDA_PG
100KΩ 5% 1/16W 0402 LR
DCON <33,50>
R232 
SPWR 0 5% 1/16W 0603
1A
R1163
C256
0.1uF 25V 80-20% 0603 Y5V LR
20
V+
28
26 
27
LX3
24
25
23 
22
12
3
4
7
2
R281
R1236  1KΩ 5% 1/16W SMT0402 LR(NU)
D27 
BAW56 75V 0.15A SOT-23 PSI LR
ADPOUT1 <49>
1A
D67 
STKY RB751V-40 40V 200mA SOD-323 PSI LR
C259
0.1uF 16V ±10% SMD0603 X7R LR
1A
C257 
10uF 6.3V 10% 0805 X5R TDK LR
Close to MAX8734
3VDDA  <11,21,23,24,25,26,28,30,33,34,36,37,39,45>
1KΩ 1% 1/16W SMT0402 LR
PSI
120mils
PMU5V  <33,37,39>
PSI
PSI
PMU3V  <28,33,50>
R1338 
SHW 0 5% 1/16W 0402
R253
R273
C271
4.7KΩ 5%0402 LR
0.22uF 10V 10% 0603 X7R LR
C246
C1264
4.7uF 25V ±10% 1206 X5R TDK LR
4.7uF 25V ±10% 1206 X5R TDK LR
ANPEC
Q33 
TR M-FET-N Dual APM4906KC-TRL 30V 7A SOP-8 8PIN ANPEC LR
152
3
S
4
MAX8734REF
R236 
10KΩ 5% 0402 LR
C264
0.22uF 10V 10% 0603 X7R LR
D
6 
7 8
R237
6.8KΩ 1% 0402 LR
R287 
10KΩ 1% 0402 LR
3V5VAGND
R252
L74
7.0uH±30% 4.8A SMT10*10.1*3.8mm SIL104R-7R0PF DELTA LR
D44
C1538
C1539
SS14 40V 1A SMA PSI LR
1000pF 50V 10% SMT0402 X7R LR
470pF 50V 10% SMT0402 X7R LR
4.7KΩ 5% 0402 LR
4.0A or 160mil
C226
+
T220uF 6.3V ±20% ESR=25mΩ D2E SMT7343 6TPE220M SANYO LR
3VDDA  <11,21,23,24,25,26,28,30,33,34,36,37,39,45>
B  B
5VDDS/5VDDM
3VDDS/3VDDM
5VDDS  <10,31,34,36,37,45,46,47>
200mil
TRANS M-FET-P APM4307KC-TRL -30V -8A SOP-8 8PIN ANPEC LR
C260
ROHM
R234 
22KΩ 5% 0603 LR
3 
2 
1
R228
B
Q38
5VDDA <10,31,34,36,37,45,46,47>
2.2uF 10V ±10% SMT0805 X5R C2012X5R1A225KT TDK LR
A  A
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
5
SUSTAT_B0 <11,33,39,42,45,46,47>
ANPEC
Q35
8 
7 
6
S
5
D
G
4
4.7KΩ 5% 1/16W SMT0402 LR
G
E  C
5VDDM <11,22,24,26,29,32,34,35,36,37,41,42,52>
R1157 
10Ω 5% 1/8w 0805 LR(NU)
40mil
D S
PSI
Q95 
2N7002 60V 115mA SOT-23 3PIN PSI LR
4
1uF 10V 10% 0603 X5R TDK LR
R1440
5.1KΩ 1% 0402 LR
B
E  C
Q124
TRANS NPN MMBT3904 40V 200mA SOT-23 3PIN PSI LR
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
3
C1267
SUSTAT_B0 <11,33,39,42,45,46,47>
200mil
Q37 TR M-FET-P APM4461KC-TRL -20V -6A SOP-8 8PIN ANPEC LR
3 
2 
1
R1164
47KΩ 5% 0402 LR
B
Q97
ROHM
ANPEC
8 
7 
6
S
5
D
G
4
R277
E  C
4.7KΩ 5% 0402 LR
G
2
R1158 
10Ω 5% 1/8w 0805 LR(NU)
40mil
D S
Q96 
2N7002 60V 115mA SOT-23 3PIN PSI LR
3VDDS  <11,21,23,24,25,26,28,30,33,34,36,37,39,45>
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,52> 3VDDA <11,21,23,24,25,26,28,30,33,34,36,37,39,45>
PSI
Title
VA250 < Yonah + VN896 + VT8237A >
Size Document Number  Rev
C
Date:  Sheet
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
<3VDDA/S/M, 5VDDA/S/M >
1
48  56 Sunday, December 10, 2006
of
0.4
 
Page 49
5
4  4
4
D34 
BAV70 75V 150mA SOT-23 PSI LR
ADPOUT <50,5 1>
DCIN <10,36,46,47,48,50, 52>
PP  N
P
PSI
3
ADPOUT1 <4 8>
2
1
ANPEC
3  3
DCIN+ <50>
LATCH <33>
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
POWSW 0 <35,39>  MAINSW0  <33>
R490 
100KΩ 5% 0402 L R
PSI
D39 
BAV70 75V 150mA SOT-23 PSI LR
P
BSEL1 <33>
PP  N
C465
0.1uF 25V 80-20% 0603 Y5V LR
B
Q46
ROHM
E  C
D S
Q45 
APM2307AC-TRL -30V -3A SOT-23 ANPEC LR
G
R492 
33KΩ 5% 0402 LR
PSI
D36 
DIODE SWITCHING 1SS355 80V 100mA SOD-323 2PIN PSI LR
N  P
PSI
D69
N  P
DIODE SWITCHING 1SS355 80V 100mA SOD-323 2PIN PSI LR
(to pmu08)
2  2
1  1
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
Custom
5
4
3
2
Date:  Sheet
(886-2)875 1-8751
VA250 < Yonah + VN896 + VT8237A >
<power-on switch control>
1
49  56 Sunday, December 10, 2006
of
0.4
 
Page 50
5
4
3
2
1
ADPIN
L13
CN4
D  D
CN 4PIN DIP JACK 2DC-G213-B13 SPIGATRON
1
2 4
C39
3
0.1uF 50V +80-20% SMT0805 Y5V LR
C32
0.1uF 50V +80-20% SMT0805 Y5V LR
C28
C29
C365
0.1uF 50V +80-20% SMT0805 Y5V LR
0.1uF 50V +80-20% SMT0805 Y5V LR
0.1uF 50V +80-20% SMT0805 Y5V LR
COMMON-MODE CHOKE 33Ω 100MHz 10A SMT5.7*6.7*2.8mm 4PIN SMB-455625-2P-E MGA.LAYERS LR
FUSE 7A 125V SMT R451007.MRL LITTELFUSE LR
F3
R26
C50
0.1uF 50V +80-20% SMT0805 Y5V LR 
20KΩ 5% 1/10W SMT0603 LR
200mil
ADPIN  <51>
PSI
D17 
DIODE ZENER BZT52C12S 12V 5mA SOD-323 2PIN PSI LR
P  N
R1159 
20KΩ 1% 1/10W SMT0603 LR
B
C83
R87
0.1uF 25V 80-20% 0603 Y5V LR
39KΩ 1% 1/10W SMT0603 LR
ADPIN0  <33>
Q16 
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
E  C
ROHM
chang L13
SECOS
ADPOUT <49,51>
PCCOUT <51>
200mil
300mil
D8 
SM840B-LF 40V 8A SMB SECOS LR
D11 
MBRD1040CT 40V 10A D-PACK PSI LR
PSI
DCON <33,48>
DCIN
300mil  300mil
DIODE ZENER BZT52C12S 12V 5mA SOD-323 2PIN PSI LR
C51
R20
D6
1uF 25V 10% 1206 X7R LR
PSI
5.1KΩ 5% 0603 LR 
P  N
B
PSI
Q3
B
TRANS NPN RT1N441M-T111-1 50V 100mA SC-70 3PIN IDC LR
ROHM
E  C
3 
2 
1
Q4
R36
TRANS NPN MMBT3904 40V 200mA SOT-23 3PIN PSI LR
100KΩ 5% 1/10W SMT0603 LR
E  C
Q10 
AO4407 -30V -12A SO-8 AOS LR
S
G
4
R19
4.7KΩ 5% 0603 LR
DCIN+  <49>
8 
7
C64
6 
5
1000pF 50V 10% 0402 X7R LR
D
DCIN  <10,36,46,47,48,49,52>
20mil
C  C
R415 
47Ω 5% 0603 LR
BATIN
R424
PCCOUT <51>
B  B
A  A
C47
0.022uF 50V 10% SMT0603 X7R LR
C48
0.022uF 50V 10% SMT0603 X7R LR
REF33 <33>
PMU3V <28,33,48>
3.25mΩ 1% 2W SMT2512 LR
R22
R21
1KΩ 1% 1/16W 0402 LR
1KΩ 1% 1/16W 0402 LR
R421 
20KΩ 0.5% 1/10W SMT0603 LR
C388
C389
0.1uF 10V 10% SMT0402 X5R LR
R417
0.1uF 10V 10% SMT0402 X5R LR
11.3KΩ 1% 1/10W SMT0603 LR
PMU3V  <28,33,48>
U2 LNR-IC MM1380AWBE VSOP-8A 8PIN MITSUMI LR
1
6
OUT
ISEL
3
IN+
2
IN-
5
COM
8
GSEL
4
GND
7
VCC
REF33 <33>
300mil
120Ω±25% 100MHz 6000mA SMT1206 UPB321611T-121Y-N CHILISIN LR
R38
5.11KΩ 1% 1/16W SMT0402 LR
R44 
20KΩ 0.5% 1/10W SMT0603 LR
INOM  <33>
R40
C68
11.3KΩ 1% 1/10W SMT0603 LR
0.1uF 10V 10% SMT0402 X5R LR
R42 
130KΩ 0.5% 1/10W SMT0603 LR
120Ω±25% 100MHz 6000mA SMT1206 UPB321611T-121Y-N CHILISIN LR
BAT+ <33,51>
C69  1000pF 50V 10% SMT0402 X7R LR
R45  910KΩ 0.5% 1/10W SMT0603 LR
5 2
1
+
3
-
L47
FUSE 7A 125V SMT R451007.MRL LITTELFUSE LR
L50
C381
C382
0.1uF 25V 80-20% 0603 Y5V LR
1000pF 25V +80-20% 0603 Y5V LR
4
U4 
LNR-IC OP-AMP G1214T1Uf SOT-23-5 5PIN GMT LR
C391
0.1uF 10V 10% SMT0402 X5R LR
F2
SMCLK_PMU <11,33> 
SMDAT_PMU <11,33>
TH1 <33> 
BIN1 <33>
SMCLK_PMU 
SMDAT_PMU
TH1 
BIN1
PMU3V <28,33,48>
ISUS  <33>
C371
0.1uF 10V 10% 0402 X5R LR
CN5 
C10328-10801 REV
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
GND
GND
PMU3V  <28,33,48>
CHG_V_SEL <51>
9
10
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
5
4
3
2
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<AC-IN / Battery CNN>
1
50  56 Sunday, December 10, 2006
of
0.4
 
Page 51
5
4
3
2
1
D  D
Charger
CGDTEN1 <33>
NU
U7
C101
0.1uF 10V 10% 0402 X5R LR
+INC2
VCC(O)
-INE3
+INC1
GND
OUT
VCC
FB3
CTL
LNR-IC LM393ADR SO-8 TI LR
1
2
+
3
4
GND
R53 
SHW 0 5% 1/16W 0402
Parallel Tarce
24
23
22
CS
C398 
2200pF 50V 10% 0402 X7R LR
21
C60
20
0.1uF 16V ±10% 0603 X7R LR
19
VH
18
R430
17
RT
47KΩ 1% 0402 LR
16
51KΩ 5% 0402 LR 
R37
15
14
13
R114 
75KΩ 1% 0402 LR
CHGREF
52.63W
C  C
ADPIN <50>
CHGAGND
R63 
100KΩ 1% 0402 LR
R457 
10KΩ 1% 0402 LR
TRICHGON1 <33>
R427 
10KΩ 5% 0402 LR
C79 
6800pF 25V ±10% 0402 X7R LR
R64
10KΩ 1% 0402 LR 
C80 
6800pF 25V ±10% 0402 X7R LR
R446 
100KΩ 1% 0402 LR
CHGREF
R435
R445
75KΩ 1% 0402 LR
34.8KΩ 1% 0402 LR
C405 0.1uF 10V 10% 0402 X5R LR
B  B
60.04W  1.71A, 284mA
R433
11KΩ 1% 0402 LR
R65
39KΩ 1% 0402 LR
R431
5.11KΩ 1% 0402 LR
Q44
C1266
D S
2N7002 60V 115mA SOT-23 3PIN PSI LR
1uF 10V 10% 0603 X5R TDK LR
G
PSI
CHGAGND
CHGAGND
R120 
20KΩ 1% 0402 LR
200mil  200mil  200mil
SHW 0 5% 1/16W 0402
C76
0.1uF 25V 80-20% SMT0603 Y5V LR(NU)
R25  20mΩ 1% 1W SMT3720 LR
R47
U5 
MB3887PFV-ERE1 TSOP-24 FUJITSU LR
1
-INC2
2
OUTC2
3
+INE2
4
-INE2
5
FB2
6
VREF
7
FB1
8
-INE1
9
+INE1
10
OUTC1
11
OUTD
12
-INC1
C77
0.1uF 25V 80-20% 0603 Y5V LR(NU)
CHGAGND
ADPOUT <49,50>
8
VCC
7
6
+
C58  0.1uF 50V 10% 0805 X7R LR
C71
0.1uF 25V 80-20% 0603 Y5V LR(NU)
PSI
C86
5
C70
0.1uF 25V 80-20% SMT0603 Y5V LR(NU)
C59 
2200pF 50V 10% 0402 X7R LR
R76
0.1uF 10V 10% 0402 X5R LR 
220KΩ 1% 0402 LR
R34 
10Ω 1% 1/10W SMT0603 LR
CHGAGND
PSI
D10 
GLZ24B 24V 5mA MINI-MELF PSI LR
CHGAGND
R420  200KΩ 1% 1/16W SMT0402 LR
R432  100KΩ 1% 1/16W SMT0402 LR
R1239 
200KΩ 1% 1/16W SMT0402 LR
Q106
D S
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR
G
R1160
14KΩ 1% 0402 LR
CHGAGND
299mA
R1240 
10KΩ 5% 0402 LR
CHGREF
10uF 25V ±20% 1206 X5R TDK LR
BAT+  <33,50>
R428 
SPWR 0 5% 1/16W 0603
CHGAGND
CHG_V_SEL <50>
CHGREF
R111
R86
100KΩ 5%0402 LR
100KΩ 5% 0402 LR
100mil
ANPEC
Q6 
APM4431KC -30V -5.3A SOP-8 ANPEC LR
3 
2 
1
S
C366
PSI
D32 
BAV70 75V 150mA SOT-23 PSI LR
G
4
P
TRICHGON1 <33>
PP N
QCHGON1 <33>
Add R, MOSFET 
for Multi-Charge Voltage Function
D
8 
7 
6 
5
PSI
PSI
D S
Q20 
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR
G
PSI
D S
Q17 
TRANS M-FET-N 2N7002 60V 115mA SOT-23 3PIN PSI LR
G
R33
22uH±30% 2.9A SMT10*10.1*3.8mm SIL104R-220PF DELTA LR
50mΩ 2% 1W SMT3720 LR
R46 SHW 0 5% 1/16W 0402
C67 
10uF 25V ±20% 1206 X5R TDK LR
L24
D5 
DIODE STKY SS34A 40V 3A DO-214AC(SMA) 2PIN PSI LR
Parallel Tarce
ADPOUT <49,50>
PSI
D12
R54 SHW 0 5% 1/16W 0402
C386
DIODE STKY SS34A 40V 3A DO-214AC(SMA) 2PIN PSI LR
10uF 25V ±20% 1206 X5R TDK LR
100mil
PCCOUT <50>
A  A
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
5
4
3
2
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<Charger Circuit>
1
51  56 Sunday, December 10, 2006
of
0.4
 
Page 52
8
D  D
7
6
5
4
3
2
1
Inverter Connector
R1165 0Ω 5% 1/16W SMT0402 LR (NU)
3VDDM <10,11,12,16,17,18,19,20,21,22,23,24,25,26,29,36,37,38,41,42,45,46,48>
U3
5 3
INVENA <20>
SYSPWRGD <20,23,25,26>
C  C
Remind BIOS disable PMU_BLDJ while 
Suspend for prevent leakage
B  B
R1442 33KΩ 5% 1/16W SMT0402 LR
RB751V-40 40V 200mA SOD-323 PSI LR
PMU_BLADJ <33>
BLADJ: 1.6V - 2.6V
DCIN <10,36,46,47,48,49,50>
C52
100mil  100mil
1
2
C1567 1uF 6.3V +80-20% SMT0402 Y5V LR
PSI
R31
1KΩ 5% 0402 LR
0.1uF 16V 80-20% SMT0402 Y5V LR
600Ω±25% 100MHz 2000mA SMT0805 MLB-201209-0600P-N2 MAG.LAYERS LR
4
DL-IC NC7S08P5X_NL SC70 5PIN FAIRCHILD LR
5VDDM <11,22,24,26,29,32,34,35,36,37,41,42,48>
R1166
D9
0Ω 5% 1/16W SMT0402 LR (NU)
VBRIGHTNESS 0.5V - 2.0V
BRIGHTNESS
Q8 
TRANS NPN MMBT3904 40V 200mA SOT-23 3PIN PSI LR
B
PSI
E  C
C49
R23
4.7KΩ 5% 0402 LR
10uF 10V +80-20% SMT0805 Y5V LR
L48
C395
C1570 
470pF 50V 10% SMT0402 X7R LR
CN16
1
1
2
2
3
3
4
4
5
5
6
6
20-25062-00
CON ENTERY SMT 6PIN P=1.25 3801-06
10uF 25V ±20% 1206 X5R TDK LR
A  A
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
8
7
6
5
4
3
Date:  Sheet
2
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<Inverter>
52  56 Sunday, December 10, 2006
of
1
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Page 53
5
R1340 
0Ω 5% 1/10W SMT0603 LR (NU)
Z4501b
L147
1 
2 
6 
3 
4 
5
AGND <40,41,42,43>
0Ω 5% 1/10W SMT0603 LR
L148  600Ω±25% 100MHz 150mA SMT0603 MLB-160808-0600A-N2 MAG.LAYERS LR
L170  600Ω±25% 100MHz 150mA SMT0603 MLB-160808-0600A-N2 MAG.LAYERS LR
CN33
PIN9..11=Z4501b
D  D
CON SINGATRON DIP 6PIN 2SJ-R820-007 PHONE JACK LR
20-25295-00
20-25295-00
C1469 1000pF 50V 10% SMT0402 X7R LR(NU)
C1470 1000pF 50V 10% SMT0402 X7R LR(NU)
C  C
AGND <40,41,42,43>
4
NOTE
MIC1, MIC2  
MIC_DET 
AGROUND;
3
MIC1  <41>
MIC2  <41>
MIC_DET  <41>
2
R1430  0Ω 5% 1/10W SMT0603 LR
R1341  0Ω 5% 1/10W SMT0603 LR (NU)
1
AGND <40,41,42,43>
R1342  0Ω 5% 1/10W SMT0603 LR
NOTE
HP_L,HP_R
B  B
HPDET <41,43>
A_HP_L
HPL_CN <43>
A_HP_R
HPR_CN <43>
AGROUND
600Ω±25% 100MHz 150mA SMT0603 MLB-160808-0600A-N2 MAG.LAYERS LR
L149 
L151
600Ω±25% 100MHz 150mA SMT0603 MLB-160808-0600A-N2 MAG.LAYERS LR
C1472
C1471
0.1uF 25V 80-20% SMT0603 Y5V LR
600Ω±25% 100MHz 150mA SMT0603 MLB-160808-0600A-N2 MAG.LAYERS LR
600Ω±25% 100MHz 150mA SMT0603 MLB-160808-0600A-N2 MAG.LAYERS LR
C1473
1000pF 50V 10% SMT0402 X7R LR (NU)
1000pF 50V 10% SMT0402 X7R LR (NU)
L150 
L152
AGND <40,41,42,43>
CN34
R1343 0Ω 5% 1/10W SMT0603 LR
5
R1344 0Ω 5% 1/10W SMT0603 LR
4
3 
2 
1
9
10
CON SINGATRON SMT 2SJ-A373-402 (LR) PHONE JACK 7PIN
20-25027-10
HEADPHONE
0Ω 5% 1/10W SMT0603 LR
A  A
5
4
3
R1345
AGND <40,41,42,43>
2
JACK
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<Audio on Board>
1
53  56 Sunday, December 10, 2006
of
0.4
 
Page 54
5
D  D
4
3
2
1
POWER SW  INTERNET SW
SW_SW1
A  C
C  C
A  C
B  D
B  D
SW 4PIN TC004-PS11AT-C TAIWAN (NU)
NU_21-10586-00
SW_POWSW0
SW_X6
RF SW  SILEN SW
SW_SW3
A  C
A  C
SW_X5 SW_X6
SW_SW2
A  C
A  C
B  D
B  D
SW 4PIN TC004-PS11AT-C TAIWAN (NU)
NU_21-10586-00
SW_SW4
A  C
A  C
SW_Y0
SW_X6 
SW_X5
SW_POWSW0
SW_Y0 
SW_Y1
SW_CN1
1 
2 
3 
4 
5 
6
CON ACES SMT 6PIN 85202-0602 FINGER PRINT (NU)
NU_20-25061-00
B  D
B  D
SW 4PIN TC004-PS11AT-C TAIWAN (NU)
B  B
1
12132
1
13
2
12
3 
4 
5
11
3
11
10
4
10
9
5
9
678
SW_M1
678
3 
4
4
5
SCREW-P8_0D2_2
A  A
NU_21-10586-00
5
4
SW_Y1  SW_Y1
1
12132
1
13
2
12
11
3
11
10
10
9
5
9
678
SW_M2
678
SCREW-P8_0D2_2
B  D
B  D
SW 4PIN TC004-PS11AT-C TAIWAN (NU)
NU_21-10586-00
3
SW_FMK11 
FMASK
1
SW_FMK13 
FMASK
1
SW_FMK14 
FMASK
1
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
2
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
SWITCH TRANSFER BOARD
1
54  56 Sunday, December 10, 2006
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0.4
 
Page 55
10
H  H
G  G
F  F
E  E
9
8
7
6
5
4
3
2
1
D  D
C  C
B  B
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu
A  A
Title
Size Document Number  Rev
C
10
9
8
7
6
5
4
3
Date:  Sheet
114 TAIPEI, TAIWAN ,ROC 
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<updata list>
2
55  56 Sunday, December 10, 2006
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Page 56
5
A_R4 
0Ω 5% 1/10W SMT0603 LR (NU)
Z4501
A_CN5
PIN9..11=Z4501
D  D
CON 6PIN 2SJ-S82014D3 SINGTRON (NU)
NU_20-25080-00
A_L6 FER-BEAD 600Ω±25% 100MHz 350mA SMT0603 MLB-160808-0600L-N2 MAG.LAYERS LR(NU)
A_AGND
1 
2 
6 
3 
4 
5
A_L7  600Ω±25% 100MHz 150mA SMT0603 MLB-160808-0600A-N2 MAG.LAYERS LR (NU)
A_L5  600Ω±25% 100MHz 150mA SMT0603 MLB-160808-0600A-N2 MAG.LAYERS LR (NU)
4
A_MIC1_JD
A_MIC1IN 
A_INTERNAL_MIC 
A_MIC2IN
3
2
1
A_C6  1000pF 50V 10% SMT0402 X7R LR(NU)
A_C5  1000pF 50V 10% SMT0402 X7R LR(NU)
C  C
A_HPDET
B  B
A_MIC1_JD
A_HP_L 
A_HP_R
A_INTERNAL_MIC
A_MIC1IN 
A_MIC2IN
0Ω 5% 1/10W SMT0603 LR (NU)
A_R1
A_AGND
NOTE
MIC1IN,MIC2IN,INTERNAL_MIC
A_AGND
A_CN1
1 
2 
3 
4 
5 
6 
7 
8
9 
10 
11 
12 
13 
14 
15
CON ACES SMT 88283-15001 15PIN (NU)
NU_20-25008-10
1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
11 
12 
13 
14 
15
AGROUND
A_R2  0Ω 5% 1/10W SMT0603 LR(NU)
A_AGND
NOTE
HP_L,HP_R
A_HP_L 
A_HP_R
A_R3  0Ω 5% 1/10W SMT0603 LR(NU)
A_C9
0.1uF 25V 80-20% SMT0603 Y5V LR (NU)
AGROUND
A_HPDET
A_L8  600Ω±25% 100MHz 150mA SMT0603 MLB-160808-0600A-N2 MAG.LAYERS LR (NU) 
A_L9  600Ω±25% 100MHz 150mA SMT0603 MLB-160808-0600A-N2 MAG.LAYERS LR (NU)
A_C7
A_C8 
1000pF 50V 10% SMT0402 X7R LR (NU)
1000pF 50V 10% SMT0402 X7R LR (NU)
A_AGND
A_CN2
5
4
3 
2 
1
9
10
CON SINGATRON SMT 2SJ-A373-402 (LR) PHONE JACK 7PIN (NU)
NU_20-25027-10
HEADPHONE 
JACK
1
3 
4 
5
13
1
2
12
3
4
5
678
678
SCREW-P8_0D2_8
12132
11
10
9
A_M2
1
12132
13
1
2
11 
10 
9
3 
4 
5
12
3
4
5
678
678
SCREW-P8_0D2_8
4
11
10
9
A_M1
11 
10 
9
A_FMK2 
FMASK
A_FMK1 
FMASK
1
1
A_FMK3 
FMASK
A_FMK6
A_FMK4 
FMASK
A_FMK5 
FMASK
1
FMASK
1
1
3
A_S1 
SMD3.5X2.5 (NU)
1
1
A_AGND
2
1
12132
13
1
2
A  A
5
3 
4 
5
12
3
4
5
678
678
SCREW-P8_0D2_8
11
9
A_M3
11 
10
10
9
A_AGND
First International Computer, Inc.
2FL.,NO.300,Yang Guang St.,NeiHu 
114 TAIPEI, TAIWAN ,ROC
Title
Size Document Number  Rev
C
Date:  Sheet
(886-2)8751-8751
VA250 < Yonah + VN896 + VT8237A >
<Audio Board>
1
56  56 Sunday, December 10, 2006
of
0.4