Gigabyte GA-8ismkhb_ht_r11_Final Schematics
5
4
3
2
1
GA-8ISMKHB_HT
Revision 1.1
Schematic
SHEET TITLE
D D
01
02
03
04
05
06
C C
07
08
09
10
11
12
13
COVER SHEET
BOM & PCB MODIFY HISTORY
BLOCK DIAGRAM
P4_478A
P4_478B
P4_478C
GMCH-SPRINGDALE-G_HOST
GMCH-SPRINGDALE-G_DDR
GMCH-SPRINGDALE-G_AGP,HUB,VGA
GMCH-SPRINGDALE-G_PWR
DDR1 CHANNEL A
DDR2 CHANNEL B
DDR TERMINATION
SHEET TITLE
23
24
25
26
27
28
29
30
31
32
33
34
35
HWMO
IDE
KB_PS2
& IR
COM_LPT
USBFRONT
CONNECTOR
CPU_FAN & SYS_FAN
CODEC
AUDIO_JACK
CD & AUX
ATX, OTHERS POWER
VCORE POWER
DDR POWER
POLY S/W
B B
14
15
16
17
18
19
20
21
A A
22
AGP SLOT
ICH5 PCI, USB, HUB, LAN
ICH5 IDE, GPIO, SATA, CTRL
ICH5 VCC, GND
FWH
ICS952603 CLOCK.
PCI SLOT 1, 2
PCI SLOT 3
ITE8712
5
4
36
37
38
39
40
3
FRONT PANEL
REAR USB
CONNECTOR
KINNERTH-R / KENAI II CSA
KINNERTH-R / KENAI II CSA & USB CONNECTOR
KINNERTH-R / KENAI II CSA
Title
Size Document Number Rev
Custom
2
Date: Sheet of
GIGABYTE
COVER SHEET
GA-8ISMKHB_HT 1.1
COMPONENT SIDE
(1 oz. Copper)
VCC SIDE
(1 oz. Copper)
GND SIDE
(1 oz. Copper)
SOLDER SIDE
(1 oz. Copper)
1 41Thursday, May 01, 2003
1
5
4
3
2
1
Model
Name:GA-8ISMKHB_HT
Circuit or PCB layout change
for next version
Version: 1.1
PAGE Change Item Reason
D D
C C
24.4cm X 24.4cm 60+-15% C Type
Component value change
history
Data Change Item Reason
4/27/2003 Add 470uF EL-cap at +12V
4/27/2003 Add C379-C381 layout footprint Fixed DC margin issue.
Fixed ATI9200 issue
Page14
Page33
Page34
Page9 Change FB1-FB3 to 80ohm.
Add EC7 470uF/16V/8X16 EL-cap Fixed +12V drop issue
Change L13-L16 coil to 4417
type
Add C380,C381 1uF/0603
cap
Improve Vibration
noise issue
Improve +5% DC
margin issue
Fixed 1600*1200
shadow issue.
Page39 Add LRN1, Remove LR7/9/11 Change Lan Led spec
B B
A A
Title
Size Document Number Rev
Custom
5
4
3
2
Date: Sheet of
GIGABYTE
BOM & PCB MODIFY HISTORY
GA-8ISMKHB_HT 1.1
2 41Thursday, May 01, 2003
1
5
BLOCK DIAGRAM
4
3
2
1
INTEL Pentium4 (478)
D D
CLOCK GENERATOR
CKVDD = 3.3V
PAGE 19
VCORE = 1.75V / SLEEP : 1.3V
VCC3
PAGE 4, 5, 6
VID0~4
PWM/OTHER POWER
VCORE = 1.75V (650-1100MHZ) / SLEEP : 1.3V
5VSB,-12V,+12V,VCC,VCC3,3VDUAL
VTT_DDR,2_5VSTR
PAGE 32,33,34
CHANNEL A
GAD0~31
ADSTB0,ADSTB0ADSTB1,ADSTB1-
AGP SLOT 8X
VDDQ = 1.5V (AGP POWER 4X)
VCC3 = 3.3V
+12V = 12V
3VDUAL = 3.3V
VCC = 5V
C C
AGPUSB+ / -
PAGE 14
SBA0~7
SBSTB,SBSTB-
GCBE0~3ST0~2
AGP BUS
GMCH
SPRINGDALE
VCORE = 1.75V / SLEEP : 1.3V
2_5VSTR = 2.5V(MEMORY)
VDDQ = 1.5V (AGP POWER 4X, HUBLINK)
HL0~10
CONTROL BUS
HUB LINK
PAGE 7 ,8 ,9,10
MAA0~14
MAA_CPC1~5
MAB_CPC1~5
MDD0~63
-DQSD0~7
DM0~7
ICH5
USB PORTS 0~7
VCC = 5V
5VSB = 5V
AMRUSB+ / -
B B
5VUSB = 5V
PAGE 27
VCC25 = 2.5V(I/O,MEMORY/I,VLINK/I)
3VDUAL = 3.3V(SUSPEND POWER)
VCC3 = 3.3V
RTCVDD = 3.3V
PCI BUS
PAGE 15,16,17
DDR SDRAM DIMM X 1
2_5VSTR = 2.5V(MEMORY,SUSPEND POWER)
VTT_DDR = 1.25V
PAGE 11
CHANNEL B
DDR SDRAM DIMM X 1
2_5VSTR = 2.5V(MEMORY,SUSPEND POWER)
VTT_DDR = 1.25V
PAGE 12
IDE Primary and
Secondary
VCC = 5V
SERIAL ATA
VCC = 5V
FWH/HWMO
PAGE 24
PAGE 16
PCI SLOT 1,2,3
+12 = 12V
-12 = -12V
VCC = 5V
VCC3 = 3V
3VDUAL = 3V
PAGE 20, 21
VCC = 5V
VCC3 = 3V
PAGE 18, 23
AC97 CODEC ALC202A
+12V = 12V
VCC = 5V 5VSB = 5V
AVDD = 5V
A A
AUDIO PORTS :
LIN_ OUT
TELE
CD_IN
LINE_IN
AUX_IN
5
FRONT AUDIO
PAGE 29
MIC
PAGE 30, 31
AC97 LINK
4
KINNERTH-R/KENAI CSA
PAGE 35
FRONT PANEL /CPU FAN
VCC = 5V
5VSB = 5V
+12 = 12V
PVCC = 5V
PAGE 28
3
LPC BUS
LPC I/O ITE8712G
VCC = 5VVCC3 = 3.3V
VBAT = 3V
I/O PORTS :
COMB
COMA IR
LPT
2
PS2
FDD
PAGE 22
PAGE 25, 26
Title
Size Document Number Rev
Custom
Date: Sheet of
GIGABYTE
BOM & PCB MODIFY HISTORY
GA-8ISMKHB_HT 1.1
1
3 41Thursday, May 01, 2003
VCORE
5
4
3
2
1
BC1
10U/12/X/6.3V
D D
VCORE
BC6
10U/12/X/6.3V
BC2
10U/12/X/6.3V
BC7
10U/12/X/6.3V
BC3
10U/12/X/6.3V
BC8
10U/12/X/6.3V
BC4
10U/12/X/6.3V
BC9
10U/12/X/6.3V
BC5
10U/12/X/6.3V
BC10
10U/12/X/6.3V
VCORE
AD11
AD9
AD7
AD19
AE18
AE16
AE14
AE12
AE10
AE8
AE6
AE20
AB15
AB13
AB11
AB9
AB7
AB19
AC18
AC16
AC14
AC12
AC10
AC8
AD17
AD15
AD13
E14
E12
VCORE23
VCORE24
VCORE25
GND36
GND37
GND38
AB18
AB16
VCORE26
VCORE27
GND39
GND40
AB14
AB12
VCORE28
VCORE29
GND41
GND42
AB10
AB8
E10E8E20
VCORE30
VCORE31
GND43
GND44
AB6
AB3
VCORE32
GND45
GND46
AB24
AB21V4V1
GND47
GND48
GND49
GND50
V23W6W3
GND51
GND52
W24
OPTIM/COMPAT
GND53
GND54
W21Y5Y2
GND55
GND56
Y25
BOOTSEL
TESTHI8
TESTHI9
TESTHI10
GND57
Y22
AA17
BINIT
DBSY
DEFER
DRDY
HITM
IERR
LOCK
MCERR
RESET#
TRDY
GND58
AA15
ADS
AP0
AP1
BNR
DP3
DP2
DP1
DP0
BR0
BPRI
HIT
INIT
RS2
RS1
RS0
RSP
GND59
GND60
AA13
AD1
AE26
-HADS
G1
AC1
V5
AA3
-BNR
G2
L25
K26
K25
J26
TESTHI8
U6
TESTHI9
W4
TESTHI10
Y3
-BR0
H6
-BPRI
D2
-DBSY
H5
-DEFER
E2
-DRDY
H2
-HIT
F3
-HITM
E3
IERR
AC3
-HINITHA28
W5
-HLOCK
G4
V6
-CPURST
AB25
-RS2
F4
-RS1
G5
-RS0
F1
AB2
-HTRDY
J6
BOOTSEL [33]
-HADS [7]
-BNR [7]
-BR0 [7]
-BPRI [7]
-DBSY [7]
-DEFER [7]
-DRDY [7]
-HIT [7]
-HITM [7]
TP1
-HLOCK [7]
-RS2 [7]
-RS1 [7]
-RS0 [7]
-HTRDY [7]
C1
33P/4/N/50V
C2
22P/4/N/50V
-HINIT [16,18]
-CPURST [7]
HA[3..16][7]
C C
HA[17..31][7]
VCORE
SP-CAP X 4PCS
B B
+
100U/2V/SPCAP
EC11
+
100U/2V/SPCAP
EC12
+
EC13
100U/2V/SPCAP/X
+
EC14
100U/2V/SPCAP/X
HA[3..16]
-HADSTB0[7]
-HREQ4[7]
-HREQ3[7]
-HREQ2[7]
-HREQ1[7]
-HREQ0[7]
HA[17..31]
-HADSTB1[7]
HA16
HA15
HA14
HA13
HA12
HA11
HA10
HA9
HA8
HA7
HA6
HA5
HA4
HA3
-HADSTB0
-HREQ4
-HREQ3
-HREQ2
-HREQ1
-HREQ0
HA31
HA30
HA29
HA27
HA26
HA25
HA24
HA23
HA22
HA21
HA20
HA19
HA18
HA17
-HADSTB1
N5
N4
N2
M1
N1
M4
M3
L2
M6
L3
K1
L6
K4
K2
L5
H3
J3
J4
K5
J1
AB1
Y1
W2
V3
U4
T5
W1
R6
V2
T4
U3
P6
U1
T2
R3
P4
P3
R2
T1
R5
SK478/GD/W
A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
ADSTB0
REQ4
REQ3
REQ2
REQ1
REQ0
A35
A34
A33
A32
A31
A30
A29
A28
A27
A26
A25
A24
A23
A22
A21
A20
A19
A18
A17
ADSTB1
AE7
GND1
AE24
GND2
AE22
GND3
AE19
GND4
AD14
GND5
AD12
GND6
AD10
GND7
AD8
GND8
AD4
GND9
GND11
AD23
GND12
AD21
GND13
AE17
VCORE1
GND14
AE15
AE13
VCORE2
VCORE3
GND15
GND16
AE11
AE9
VCORE4
VCORE5
GND17
AB20
VCORE6
VCORE7
GND19
GND20
AC17
AC15
VCORE8
VCORE9
GND21
GND22
AC13
AC11
VCORE10
VCORE11
VCORE12
GND23
GND24
GND25
AC9
AC7
VCORE13
VCORE14
GND26
GND27
AC5
AC2
VCORE15
VCORE16
GND28
GND29
AC25
AC22
VCORE17
VCORE18
GND30
GND31
AC19
AD18
VCORE19
VCORE20
GND32
GND33
AD16
AA4
VCORE21
VCORE22
GND34
GND35
AA1
AA23
AA19
SOCKET_478A
VCORE
BC17
10U/12/X/6.3V
BC18
10U/12/X/6.3V
BC19
10U/12/X/6.3V
VCORE
BC21
10U/12/X/6.3V
A A
VCORE
BC33
10U/12/X/6.3V
BC22
10U/12/X/6.3V
BC34
10U/12/X/6.3V
BC23
10U/12/X/6.3V
BC35
10U/12/X/6.3V
5
BC20
10U/12/X/6.3V
BC24
10U/12/X/6.3V
BC25
10U/12/X/6.3V
VCORE
10U/12/X/6.3V
VCORE
10U/12/X/6.3V/X
BC26
BC36
BC27
10U/12/X/6.3V
BC37
10U/12/X/6.3V/X
4
BC29
10U/12/X/6.3V
BC38
10U/12/X/6.3V
BC30
10U/12/X/6.3V
BC39
10U/12/X/6.3V
BC40
10U/12/X/6.3V
CR
CPU RETAINTION/X
3
2
VCORE
RN1
12
TESTHI8
34
TESTHI9
56
TESTHI10
78
62/8P4R
R2 200/6
R3 62/6
Title
Size Document Number Rev
Custom
Date: Sheet of
-BR0
-CPURST
P4 478A
GA-8ISMKHB-HT 1.1
4 41Thursday, May 01, 2003
1
5
4
3
2
1
R4
200/6/1
Closed to
Pin-AA21
R5
169/6/1
GTLREF
SBC626
0.1U/6/Y/25V/X
C9
200P/6/Y/50V
GTLREF [7]
VCORE
BC41
0.01U/4/X/16V
D D
Place outside of CPU socket
COMP0
R6 61.9/6/1
VCORE
F17
F15
F13
F11F9F19
AA18
AA16
AA14
AA12
AA10
AA8
AB17
B13
B11B9B7
B19
C18
C16
C14
C12
C10C8C20
D17
D15
D13
D11D9D7
AF22
AF23
AC26
AD26
C6
B6
B2
D1
E5
B5
Y4
AD3
AE1
AE2
AE3
AE4
AE5
AF4
AF3
AD20
A5
AE23
AD22
A4
AE21
A22
A7
B3
C4
A2
AD2
AF25
AF24
SK478/GD/W
SOCKET_478B
BCLK0
BCLK1
ITP_CLK0
ITP_CLK1
A20M
FERR
IGNNE
LINT0
LINT1
SMI
STPCLK
VID5
VID4
VID3
VID2
VID1
VID0
VCCVID
VCCVIDPRG
VCCA
VCC_SENSE
VCCIOPLL
VSSA
VSS_SENSE
RSVD1
RSVD2
RSVD3
THERMDA
THERMDC
THERMTRIP
VIDPWRGD
RSVD5
RSVD7
GND61
AA11
GND62
AA9
GND63
AA26
GND64
AA7N6N3
GND65
GND66
GND67
N24
GND68
N21P5P2
GND69
GND70
GND71
P25
GND72
P22
VCORE33
VCORE34
GND73
GND74
R26R4R1
VCORE35
VCORE36
VCORE37
GND75
GND76
GND77
R23T6T3
VCORE38
VCORE39
VCORE40
GND78
GND79
GND80
T24
T21U5U2
VCORE41
VCORE42
VCORE43
GND81
GND82
GND83
U25
VCORE44
VCORE45
GND84
GND85
U22
V26
VCORE46
VCORE47
GND86
GND87
G21
H26H4H1
VCORE48
VCORE49
VCORE50
GND88
GND89
GND90
H23J5J2
VCORE51
VCORE52
VCORE53
GND91
GND92
GND93
J25
VCORE54
VCORE55
GND94
GND95
J22K6K3
VCORE56
GND96
K24
CPUCLK[19]
-CPUCLK[19]
C C
VID[0..5]
VID[0..5][22,33]
VCCVID
C3
1U/6/Y/16V
CPU_TEMP[22,23]
THERMDC[22]
-THERM[16]
BC706
1N/4/X/50V
B B
C242
1N/4/X/50V
PWM_EN[33]
VCCVID
VCC_SENSE[33]
VSS_SENSE[33]
R805 2.2K/6
R1253 8.2K/6/X
CPUCLK
-CPUCLK
-A20M
-A20M[16]
-FERR -BPM5
-FERR[16]
-IGNNE
-IGNNE[16]
INTR
INTR[16]
NMI
NMI[16]
-SMI
-SMI[16]
-STPCLK
-STPCLK[16]
VID5
VID4
VID3
VID2
VID1
VID0
VCOREPLL
VCC_SENSE
VCCA
VSSA
VSS_SENSE
C243
1U/6/Y/10V
R1254
8.2K/6/X
VCORE57
VCORE58
VCORE59
GND97
GND98
GND99
K21
L26L4L1
VCORE60
VCORE61
VCORE62
GND100
GND101
GND102
L23M5M2
D19
VCORE63
VCORE64
GND103
GND104
GND105
M25
GND106
GND107
GND108
GND109
GND110
M22
E11E9E26E7E4E1E23
GND111
GND112
GND113
GND114
E19
F18
PWRGOOD
PROCHOT
GND115
GND116
F16
F14
BSEL0
BSEL1
TESTHI11
COMP0
COMP1
TESTHI0
TESTHI12
GTLREF3
GTLREF2
GTLREF1
GTLREF0
TESTHI5
TESTHI4
TESTHI3
TESTHI2
TESTHI7
TESTHI6
TESTHI1
GND117
GND118
F12
F10
BPM5
BPM4
BPM3
BPM2
BPM1
BPM0
DBR#
SLP
TCK
TDI
TDO
TMS
TRST
GND119
GND120
F8
AD6
AD5
A6
L24
P1
AB4
AA5
Y6
AC4
AB5
AC6
AD24
AE25
AD25
AA6
F6
AA21
F20
AC23
AC24
AC20
AC21
AB22
AA20
AA2
AB23
C3
AB26
D4
C1
D5
F7
E6
FS_A
FS_B
TESTHI11
COMP0
COMP1
-BPM4
-BPM3
-BPM2
-BPM1
-BPM0
TESTHI0_1
TESTHI12
TP_AA6
TP_F6
TP_AA21
GTLREF
TESTHI2_7
TESTHI0_1
CPUPWROK
-PROCHOT
-CPUSLP
TCK
TDI
TDO
TMS
-TRST
FS_A [7,19]
FS_B [7,19]
TP2
TP3
TP4
-PROCHOT [7,28,32]
-CPUSLP [16]
C371
33/4/X/50V
VCORE
Note:
VCCA & VCOREPLL
VCORE
L1
10UH/8/120mA/S
A A
L2
10UH/8/120mA/S
5
4
C6
1U/6/Y/10V
C8
1U/6/Y/10V
define doesn't same as
old P4 design kit
C7
4.7U/8/Y/10V
As close as possible to
CPU socket
VCCA
R443
0/S6/X
VSSA
VCOREPLL
3
Trace width doesn't
less than 12 Mil
Title
Size Document Number Rev
Custom
2
Date: Sheet of
COMP1
VCORE
R11
330/6
C4
1N/4/X/50V
R24 130/6
R15 62/6
R16 62/6
RN2 62/8P4R
12
34
56
78
R1262 62/6
12
34
56
78
RN3 62/8P4R
12
34
56
78
RN107 62/8P4R
R22 62/6
R7 61.9/6/1
CPUPWROK [16]
-PROCHOT
-BPM5
-BPM4
TESTHI0_1
TESTHI12
TESTHI2_7
TMS
-BPM0
-BPM1
-BPM2
-BPM3
TCK
TDI
TDO
TESTHI11
-TRST
P4 478B
GA-8ISMKHB_HT 1.1
5 41Thursday, May 01, 2003
1
5
D D
4
3
2
1
VCORE
E18
E16
AF17
AF15
AF13
AF11
AF9
AF7
AF5
AF21
AF19
A18
A16
A14
A12
A10A8A20
B17
B15
VCORE78
VCORE79
VCORE80
GND154
GND155
GND156
B10
B26B8B4
VCORE81
VCORE82
VCORE83
GND157
GND158
GND159
B23
AF2
VCORE84
VCORE85
GND160
GND161
B20
C17
GND162
C15
C13
GND163
GND164
C11C9C7
GND165
GND166
AF18
GND167
GND168
AF16
AF14
GND169
GND170
AF12
AF10
GND171
AF8
GND173
GND174
AF6
AF1
GND175
GND176
AF20
A17
GND177
GND178
A15
A13
SKTOCC#
DBI#2
STBN2
STBP2
DBI#3
STBN3
STBP3
GND179
GND180
A11A9A26
D47
D46
D45
D44
D43
D42
D41
D40
D39
D38
D37
D36
D35
D34
D33
D32
D63
D62
D61
D60
D59
D58
D57
D56
D55
D54
D53
D52
D51
D50
D49
D48
GND181
GND182
AF26
HD47
T23
HD46
T22
HD45
T25
HD44
T26
HD43
R24
HD42
R25
HD41
P24
HD40
R21
HD39
N25
HD38
N26
HD37
M26
HD36
N23
HD35
M24
HD34
P21
HD33
N22
HD32
M23
-DBI2
P26
R22
P23
AA24
AA22
AA25
Y21
Y24
Y23
W25
Y26
W26
V24
V22
U21
V25
U23
U24
U26
V21
W22
W23
STBN2
STBP2
HD63
HD62
HD61
HD60
HD59
HD58
HD57
HD56
HD55
HD54
HD53
HD52
HD51
HD50
HD49
HD48
-DBI3
STBN3
STBP3
-DBI2 [7]
STBN2 [7]
STBP2 [7]
STBN3 [7]
STBP3 [7]
HD[32..47] [7]
HD[48..63] [7]
SOCKET_478C
HD[0..15]
HD[0..15][7]
C C
STBN0[7]
STBP0[7]
HD[16..31]
HD[16..31][7]
STBN1[7] -DBI3 [7]
STBP1[7]
B B
HD15
D25
J21
D23
C26
H21
G22
B25
C24
C23
B24
D22
C21
A25
A23
B22
B21
E21
E22
F21
H25
K23
J24
L22
M21
H24
G26
L21
D26
F26
E25
F24
F23
G23
E24
H22
G25
K22
J23
SK478/GD/W
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
DBI#0
STBN0
STBP0
D31
D30
D29
D28
D27
D26
D25
D24
D23
D22
D21
D20
D19
D18
D17
D16
DBI#1
STBN1
STBP1
GND121
GND122
F5F2F25
GND123
GND124
F22G6G3
GND125
GND126
G24C5C2
GND127
GND128
GND129
GND130
C25
C22
GND131
GND132
C19
D18
GND133
GND134
D14
D16
GND135
GND136
GND137
D12
D10D8D6D3D24
GND138
GND139
VCORE65
GND140
GND141
D21
VCORE66
VCORE67
VCORE68
GND142
GND143
GND144
D20
E17
VCORE69
VCORE70
GND145
GND146
E15
E13A3A24
VCORE71
VCORE72
VCORE73
GND147
GND148
GND149
A21
VCORE74
VCORE75
GND150
GND151
A19
B18
VCORE76
VCORE77
GND152
GND153
B16
B14
B12
HD14
HD13
HD12
HD11
HD10
HD9
HD8
HD7
HD6
HD5
HD4
HD3
HD2
HD1
HD0
-DBI0
-DBI0[7]
STBN0
STBP0
HD31
HD30
HD29
HD28
HD27
HD26
HD25
HD24
HD23
HD22
HD21
HD20
HD19
HD18
HD17
HD16
-DBI1
-DBI1[7]
STBN1
STBP1
A A
Title
Size Document Number Rev
Custom
5
4
3
2
Date: Sheet of
P4 478C
GA-8ISMKHB_HT 1.1
6 41Thursday, May 01, 2003
1
5
4
3
2
1
HA[3..31][4]
D D
-HREQ0
-HREQ0[4]
-HREQ1
C C
HRCOMP
R26
20/6/1
B B
VTT_GMCH
R966
GTLREF
GTLREF[5]
200/6/1
BC43
0.1/4/Y/16V
BC44
1U/6/Y/16V
-HREQ1[4]
-HREQ2[4]
-HREQ3[4]
-HREQ4[4]
-HADSTB0[4]
-HADSTB1[4]
MCHCLK[19]
-MCHCLK[19]
STBP0[6]
STBN0[6]
-DBI0[6]
STBP1[6]
STBN1[6]
-DBI1[6]
STBP2[6]
STBN2[6]
-DBI2[6]
STBP3[6]
STBN3[6]
-DBI3[6]
-HADS[4]
-HTRDY[4]
-DRDY[4]
-DEFER[4]
-HITM[4]
-HLOCK[4]
-BR0[4]
-BNR[4]
-BPRI[4]
-DBSY[4]
-RS0[4]
-RS1[4]
-RS2[4]
-CPURST[4]
PWROK[16,21,36]
0.1U/4/Y/25V/X
-HIT[4]
SC311
-HREQ2
-HREQ3
-HREQ4
-HADSTB0
-HADSTB1
MCHCLK
-MCHCLK
STBP0
STBN0
-DBI0
STBP1
STBN1
-DBI1
STBP2
STBN2
-DBI2
STBP3
STBN3
-DBI3
-HADS
-HTRDY
-DRDY
-DEFER
-HITM
-HIT
-HLOCK
-BR0
-BNR
-BPRI
-DBSY
-RS0
-RS1
-RS2
-CPURST
PWROK
HRCOMP
HSWNG
GTLREF
HA3
HA4
HA5
HA6
HA7
HA8
HA9
HA10
HA11
HA12
HA13
HA14
HA15
HA16
HA17
HA18
HA19
HA20
HA21
HA22
HA23
HA24
HA25
HA26
HA27
HA28
HA29
HA30
HA31
0.1U/6/Y/25V
U1A
D26
HA3#
D30
HA4#
L23
HA5#
E29
HA6#
B32
HA7#
K23
HA8#
C30
HA9#
C31
HA10#
J25
HA11#
B31
HA12#
E30
HA13#
B33
HA14#
J24
HA15#
F25
HA16#
D34
HA17#
C32
HA18#
F28
HA19#
C34
HA20#
J27
HA21#
G27
HA22#
F29
HA23#
E28
HA24#
H27
HA25#
K24
HA26#
E32
HA27#
F31
HA28#
G30
HA29#
J26
HA30#
G26
HA31#
B29
HREQ0#
J23
HREQ1#
L22
HREQ2#
C29
HREQ3#
J21
HREQ4#
B30
HADSTB0#
D28
HADSTB1#
B7
HCLKP
C7
HCLKN
B19
HDSTBP0#
C19
HDSTBN0#
C17
DINV0#
L19
HDSTBP1#
K19
HDSTBN1#
L17
DINV1#
G9
HDSTBP2#
F9
HDSTBN2#
L14
DINV2#
D12
HDSTBP3#
E12
HDSTBN3#
C15
DINV3#
F27
ADS#
D24
HTRDY#
G24
DRDY#
L21
DEFER#
E23
HITM#
K21
HIT#
E25
HLOCK#
B24
BREQ0#
B28
BNR#
B26
BPRI#
E27
DBSY#
G22
RS0#
C27
RS1#
B27
RS2#
E8
CPURST#
AE14
PWROK#
E24
HDRCOMP
C25
HDSWING
F23
HDVREF
SPD-G MCH
C244
CPU INTERFACE
FSB
PROCHOT#
HD10#
HD11#
HD12#
HD13#
HD14#
HD15#
HD16#
HD17#
HD18#
HD19#
HD20#
HD21#
HD22#
HD23#
HD24#
HD25#
HD26#
HD27#
HD28#
HD29#
HD30#
HD31#
HD32#
HD33#
HD34#
HD35#
HD36#
HD37#
HD38#
HD39#
HD40#
HD41#
HD42#
HD43#
HD44#
HD45#
HD46#
HD47#
HD48#
HD49#
HD50#
HD51#
HD52#
HD53#
HD54#
HD55#
HD56#
HD57#
HD58#
HD59#
HD60#
HD61#
HD62#
HD63#
BSEL0
BSEL1
HD0#
HD1#
HD2#
HD3#
HD4#
HD5#
HD6#
HD7#
HD8#
HD9#
HD0
B23
HD1
E22
HD2
B21
HD3
D20
HD4
B22
HD5
D22
HD6
B20
HD7
C21
HD8
E18
HD9
E20
HD10
B16
HD11
D16
HD12
B18
HD13
B17
HD14
E16
HD15
D18
HD16
G20
HD17
F17
HD18
E19
HD19
F19
HD20
J17
HD21
L18
HD22
G16
HD23
G18
HD24
F21
HD25
F15
HD26
E15
HD27
E21
HD28
J19
HD29
G14
HD30
E17
HD31
K17
HD32
J15
HD33
L16
HD34
J13
HD35
F13
HD36
F11
HD37
E13
HD38
K15
HD39
G12
HD40
G10
HD41
L15
HD42
E11
HD43
K13
HD44
J11
HD45
H10
HD46
G8
HD47
E9
HD48
B13
HD49
E14
HD50
B14
HD51
B12
HD52
B15
HD53
D14
HD54
C13
HD55
B11
HD56
D10
HD57
C11
HD58
E10
HD59
B10
HD60
C9
HD61
B9
HD62
D8
HD63
B8
-PROCHOT
L20
L13
L12
HD[0..63]HA[3..31]
-PROCHOT [5,28,32]
HD[0..63] [6]
R25
1K/6
R27
8.2K/6
FS_A
R28
1K/6
R29
8.2K/6
FS_A [5,19]
FS_B
FS_B [5,19]
COUPON2
COUPON1
COUPON1 COUPON21
COUPON2 COUPON
21
VCC
VTT_GMCH
R33
C11
301/6/1
R34
102/6/1
0.01U/4/X/16V
C12
0.01U/4/X/16V
5
C13
0.1U/6/Y/25V
NEAR MCH
HSWNG
SC312
0.1U/4/Y/25V/X
Title
Size Document Number Rev
Custom
4
3
2
Date: Sheet of
SPRINGDALE HOST
GA-8ISMKHB_HT 1.1
7 41Thursday, May 01, 2003
1
A A
5
4
3
2
1
AG31
AD27
AE24
AK27
AG25
AF21
AF29
AE27
AD26
AE23
AA25
AK19
AF19
AG19
AE18
AG29
AG30
AF17
AG17
AH29
AK15
AA33
AJ31
AL25
AL23
AJ22
AL21
AJ20
AL29
AL27
W27
W31
W26
Y25
U26
T29
V25
W25
N27
N26
AJ30
AL15
N31
N30
AP9
R34
R33
U1C
SMAA_B0
SMAA_B1
SMAA_B2
SMAA_B3
SMAA_B4
SMAA_B5
SMAA_B6
SMAA_B7
SMAA_B8
SMAA_B9
SMAA_B10
SMAA_B11
SMAA_B12
SMAB_B1
SMAB_B2
SMAB_B3
SMAB_B4
SMAB_B5
SWE_B#
SCAS_B#
SRAS_B#
SBA_B0
SBA_B1
SCS_B0#
SCS_B1#
SCS_B2#
SCS_B3#
SCKE_B0
SCKE_B1
SCKE_B2
SCKE_B3
SCMDCLK_B0
SCMDCLK_B0#
SCMDCLK_B1
SCMDCLK_B1#
SCMDCLK_B2
SCMDCLK_B2#
SCMDCLK_B3
SCMDCLK_B3#
SCMDCLK_B4
SCMDCLK_B4#
SCMDCLK_B5
SCMDCLK_B5#
SMVREF_B
SMYRCOMP
SMYRCOMPVOH
SMYRCOMPVOL
SPD-G MCH
AF15
SDQS_B0
AG11
SDM_B0
AJ10
SDQ_B0
AE15
SDQ_B1
AL11
SDQ_B2
AE16
SDQ_B3
AL8
SDQ_B4
AF12
SDQ_B5
AK11
SDQ_B6
AG12
SDQ_B7
AG13
SDQS_B1
AG15
SDM_B1
AE17
SDQ_B8
AL13
SDQ_B9
AK17
SDQ_B10
AL17
SDQ_B11
AK13
SDQ_B12
AJ14
SDQ_B13
AJ16
SDQ_B14
AJ18
SDQ_B15
AG21
SDQS_B2
AE21
SDM_B2
AE19
SDQ_B16
AE20
SDQ_B17
AG23
SDQ_B18
AK23
SDQ_B19
SDQ_B20
SDQ_B21
SDQ_B22
SDQ_B23
SDQS_B3
SDM_B3
SDQ_B24
SDQ_B25
SDQ_B26
SDQ_B27
SDQ_B28
SDQ_B29
SDQ_B30
SDQ_B31
SDQS_B4
SDM_B4
SDQ_B32
SDQ_B33
SDQ_B34
SDQ_B35
SDQ_B36
SDQ_B37
SDQ_B38
SDQ_B39
SDQS_B5
SDM_B5
SDQ_B40
SDQ_B41
SDQ_B42
SDQ_B43
SDQ_B44
SDQ_B45
SDQ_B46
SDQ_B47
SDQS_B6
SDM_B6
SDQ_B48
SDQ_B49
SDQ_B50
SDQ_B51
SDQ_B52
SDQ_B53
SDQ_B54
SDQ_B55
SDQS_B7
SDM_B7
SDQ_B56
SDQ_B57
SDQ_B58
SDQ_B59
SDQ_B60
SDQ_B61
SDQ_B62
SDQ_B63
AL19
AK21
AJ24
AE22
AH27
AJ28
AK25
AH26
AG27
AF27
AJ26
AJ27
AD25
AF28
AD29
AC31
AE30
AC27
AC30
Y29
AE31
AB29
AA26
AA27
U30
U31
AA30
W30
U27
T25
AA31
V29
U25
R27
L27
M29
P29
R30
K28
L30
R31
R26
P25
L32
J30
J31
K30
H29
F32
G33
N25
M25
J29
G32
2
DDR Channel B
DQSB0
DMB0
MDB0
MDB1
MDB2
MDB3
MDB4
MDB5
MDB6
MDB7
DQSB1
DMB1
MDB8
MDB9
MDB10
MDB11
MDB12
MDB13
MDB14
MDB15
DQSB2
DMB2
MDB16
MDB17
MDB18
MDB19
MDB20
MDB21
MDB22
MDB23
DQSB3
DMB3
MDB24
MDB25
MDB26
MDB27
MDB28
MDB29
MDB30
MDB31
DQSB4
DMB4
MDB32
MDB33
MDB34
MDB35
MDB36
MDB37
MDB38
MDB39
DQSB5
DMB5
MDB40
MDB41
MDB42
MDB43
MDB44
MDB45
MDB46
MDB47
DQSB6
DMB6
MDB48
MDB49
MDB50
MDB51
MDB52
MDB53
MDB54
MDB55
DQSB7
DMB7
MDB56
MDB57
MDB58
MDB59
MDB60
MDB61
MDB62
MDB63
DDR25V
BC42
1U/6/Y/10V
1U/6/Y/10V
BC625
1U/6/Y/10V
BC51
1U/6/Y/10V
Title
Size Document Number Rev
Custom
Date: Sheet of
R35
10K/6/1
SMXRCOMPVOH
R36
30.9K/6/1
DDR25V
R38
30.9K/6/1BC627
SMXRCOMPVOL
R37
10K/6/1
DDR25V
R39
10K/6/1
SMYRCOMPVOH
R40
30.9K/6/1
DDR25V
R43
30.9K/6/1
SMYRCOMPVOL
R46
10K/6/1
SPRINGDALE DDR
BC628
0.01U/4/X/50V
BC707
1U/6/Y/10V
BC45
1U/6/Y/10V
BC709
0.01U/4/X/50V
BC708
1U/6/Y/10V
BC53
1U/6/Y/10V
GA-8ISMKHB_HT 1.1
8 41Thursday, May 01, 2003
1
AM34
AM26
AM20
AM16
AK29
AN31
AL30
AL26
AL28
AN25
AP26
AP24
AJ33
AN23
AN21
AL34
AP32
AP31
AB34
AC33
AE33
AH34
AA34
AL20
AN19
AP20
AK32
AK31
AP17
AN17
AK33
AK34
AL16
AJ34
AL33
Y34
Y31
Y32
W34
N33
N34
P31
P32
E34
AK9
AN9
AL9
U1B
SMAA_A0
SMAA_A1
SMAA_A2
SMAA_A3
SMAA_A4
SMAA_A5
SMAA_A6
SMAA_A7
SMAA_A8
SMAA_A9
SMAA_A10
SMAA_A11
SMAA_A12
SMAB_A1
SMAB_A2
SMAB_A3
SMAB_A4
SMAB_A5
SWE_A#
SCAS_A#
SRAS_A#
SBA_A0
SBA_A1
SCS_A0#
SCS_A1#
SCS_A2#
SCS_A3#
SCKE_A0
SCKE_A1
SCKE_A2
SCKE_A3
SCMDCLK_A0
SCMDCLK_A0#
SCMDCLK_A1
SCMDCLK_A1#
SCMDCLK_A2
SCMDCLK_A2#
SCMDCLK_A3
SCMDCLK_A3#
SCMDCLK_A4
SCMDCLK_A4#
SCMDCLK_A5
SCMDCLK_A5#
SMVREF_A
SMXRCOMP
SMXRCOMPVOH
SMXRCOMPVOL
SPD-G MCH
DDR INTERFACE
AN11
SDQS_A0
AP12
SDM_A0
AP10
SDQ_A0
AP11
SDQ_A1
AM12
SDQ_A2
AN13
SDQ_A3
AM10
SDQ_A4
AL10
SDQ_A5
AL12
SDQ_A6
AP13
SDQ_A7
AP15
SDQS_A1
AP16
SDM_A1
AP14
SDQ_A8
AM14
SDQ_A9
AL18
SDQ_A10
AP19
SDQ_A11
AL14
SDQ_A12
AN15
SDQ_A13
AP18
SDQ_A14
AM18
SDQ_A15
AP23
SDQS_A2
AM24
SDM_A2
AP22
SDQ_A16
AM22
SDQ_A17
AL24
SDQ_A18
AN27
SDQ_A19
AP21
SDQ_A20
SDQ_A21
SDQ_A22
SDQ_A23
SDQS_A3
SDM_A3
SDQ_A24
SDQ_A25
SDQ_A26
SDQ_A27
SDQ_A28
SDQ_A29
SDQ_A30
SDQ_A31
SDQS_A4
SDM_A4
SDQ_A32
SDQ_A33
SDQ_A34
SDQ_A35
SDQ_A36
SDQ_A37
SDQ_A38
SDQ_A39
SDQS_A5
SDM_A5
SDQ_A40
SDQ_A41
SDQ_A42
SDQ_A43
SDQ_A44
SDQ_A45
SDQ_A46
SDQ_A47
SDQS_A6
SDM_A6
SDQ_A48
SDQ_A49
SDQ_A50
SDQ_A51
SDQ_A52
SDQ_A53
SDQ_A54
SDQ_A55
SDQS_A7
SDM_A7
SDQ_A56
SDQ_A57
SDQ_A58
SDQ_A59
SDQ_A60
SDQ_A61
SDQ_A62
SDQ_A63
4
AL22
AP25
AP27
AM30
AP30
AP28
AP29
AP33
AM33
AM28
AN29
AM31
AN34
AF34
AF31
AH32
AG34
AF32
AD32
AH31
AG33
AE34
AD34
V34
W33
AC34
AB31
V32
V31
AD31
AB32
U34
U33
M32
M34
T34
T32
K34
K32
T31
P34
L34
L33
H31
H32
J33
H34
E33
F33
K31
J34
G34
F34
DDR Channel A
DQSA0
DMA0
MDA0
MDA1
MDA2
MDA3
MDA4
MDA5
MDA6
MDA7
DQSA1
DMA1
MDA8
MDA9
MDA10
MDA11
MDA12
MDA13
MDA14
MDA15
DQSA2
DMA2
MDA16
MDA17
MDA18
MDA19
MDA20
MDA21
MDA22
MDA23
DQSA3
DMA3
MDA24
MDA25
MDA26
MDA27
MDA28
MDA29
MDA30
MDA31
DQSA4
DMA4
MDA32
MDA33
MDA34
MDA35
MDA36
MDA37
MDA38
MDA39
DQSA5
DMA5
MDA40
MDA41
MDA42
MDA43
MDA44
MDA45
MDA46
MDA47
DQSA6
DMA6
MDA48
MDA49
MDA50
MDA51
MDA52
MDA53
MDA54
MDA55
DQSA7
DMA7
MDA56
MDA57
MDA58
MDA59
MDA60
MDA61
MDA62
MDA63
DDR25V
DDR25V
MAAB[0..12][12,13]
DMB[0..7][12,13]
MDB[0..63][12,13]
DQSB[0..7][12,13]
R42
150/6/1
R45
150/6/1
R970
42.2/6/1
R969
42.2/6/1
DDRVREFB
SMYRCOMP
Closed to MCH
BC47
0.1U/6/Y/25V
1U/6/Y/10V
BC56
33P/4/X/50V
MAAB[0..12]
DMB[0..7]
MDB[0..63]
DQSB[0..7]
BC52
BC476
1U/6/Y/10V
3
-DCLKB0[12]
-DCLKB1[12]
-DCLKB2[12]
-SWEA[11,13]
-SCASA[11,13]
-SRASA[11,13]
SBAA0[11,13]
SBAA1[11,13]
-CSA0[11,13]
-CSA1[11,13]
CKEA0[11,13]
CKEA1[11,13]
DCLKA0[11]
DCLKA1[11]
DCLKA2[11]
MAAA0
MAAA1
MAAA2
MAAA3
MAAA4
MAAA5
MAAA6
MAAA7
MAAA8
MAAA9
MAAA10
MAAA11
MAAA12
TP55
TP57
TP59
TP61
TP63
-SWEA
-SCASA
-SRASA
SBAA0
SBAA1
-CSA0
-CSA1
TP65
TP66
CKEA0
CKEA1
TP69
TP70
DCLKA0
-DCLKA0
DCLKA1
-DCLKA1
DCLKA2
-DCLKA2
TP73
TP74
TP78
TP80 TP81
DDRVREFA
SMXRCOMP
SMXRCOMPVOH
SMXRCOMPVOL
MAAA[0..12][11,13]
D D
DMA[0..7][11,13]
MDA[0..63][11,13]
DQSA[0..7][11,13]
C C
MAAA[0..12]
DMA[0..7]
MDA[0..63]
DQSA[0..7]
BC46
1U/6/Y/16V
-DCLKA0[11]
-DCLKA1[11]
-DCLKA2[11]
Closed to MCH
B B
DDR25V
R47
1U/6/Y/10V
8
7
A A
6
42.2/6/1BC54
R968
42.2/6/1
HS
SPRINGDALE-HEAT SINK/X
5
SMXRCOMP
BC55
33P/4/X/50V
1
2
3
45
-SWEB[12,13]
-SCASB[12,13]
-SRASB[12,13]
SBAB0[12,13]
SBAB1[12,13]
-CSB0[12,13]
-CSB1[12,13]
CKEB0[12,13]
CKEB1[12,13]
DCLKB0[12]
DCLKB1[12]
DCLKB2[12]
MAAB0
MAAB1
MAAB2
MAAB3
MAAB4
MAAB5
MAAB6
MAAB7
MAAB8
MAAB9
MAAB10
MAAB11
MAAB12
-SWEB
-SCASB
-SRASB
SBAB0
SBAB1
-CSB0
-CSB1
CKEB0
CKEB1
DCLKB0
-DCLKB0
DCLKB1
-DCLKB1
DCLKB2
-DCLKB2
DDRVREFB
SMYRCOMP
SMYRCOMPVOH
SMYRCOMPVOL
BC49
0.01U/4/X/16V
TP56
TP58
TP60
TP64
TP67
TP68
TP71
TP72
TP75
TP76
TP77
TP79
5
VDDQ
R427
147/6/1
R428
113/6/1
GSWING
MCH_AGPREF
R68
52.3/6/1
HLRCOMP_MCH
GAD[0..31]
SBA[0..7]
HL[0..10]
CI[0..10]
MCH_AGPREF[14]
C26 0.01U/4/X/16V
C27 0.01U/4/X/16V
R425 52.3/6/1
C210
0.1U/6/Y/25V
C211
0.1U/6/Y/25V
C31 0.1U/6/Y/25V
C32 0.01U/4/X/16V
CLOSED TO ICH
5
U1D
Y7
GCBE0
W5
GCBE1
AA3
GCBE2
U2
GCBE3
U6
GFRAME
H4
GCLKIN
AB4
GDEVSEL
V11
GIRDY
AB5
GTRDY
W11
GSTOP
AB2
GPAR/ADD_DETECT
N6
GREQ
M7
GGNT
AC2
GRCOMP
AC3
GVSWING
AD2
GVREF
R10
GRBF
R9
GWBF
M4
DBI_HI
M5
DBI_LO
N3
GST0
N5
GST1
N2
GST2
AF5
HI0
AG3
HI1
AK2
HI2
AG5
HI3
AK5
HI4
AL3
HI5
AL2
HI6
AL4
HI7
AJ2
HI8
AH2
HI9
AJ3
HI10
AH5
HISTRF
AH4
HISTRS
AD4
HI_RCOMP
AE3
HI_SWING
AE2
HI_VREF
AK7
CI0
AH7
CI1
AD11
CI2
AF7
CI3
AD7
CI4
AC10
CI5
AF8
CI6
AG7
CI7
AE9
CI8
AH9
CI9
AG6
CI10
AJ6
CISTRF
AJ5
CISTRS
AG2
CI_RCOMP
AF2
CI_SWING
AF4
CI_VREF
G4
DREFCLK
AP8
EXTTS#
AJ8
ICH_SYNC#
AK4
RSTIN#
AG10
RESERVED_1
AG9
RESERVED_2
AN35
RESERVED_3
AP34
RESERVED_4
AR1
RESERVED_5
SPD-G MCH
HL_SWING_MCH
C36
0.01U/4/X/16V/X
AGP
HUB
CSA
CISTBF[38]
CISTBS[38]
GRCOMP
-GCBE0
-GCBE1
-GCBE2
-GCBE3
-GFRAME
GMCH3V66
-GDEVSEL
-GIRDY
-GTRDY
-GSTOP
GPAR
-GREQ
-GGNT
GRCOMP
GSWING
MCH_AGPREF
-RBF
-WBF
-PIPE
GDBI_LO
ST0
ST1
ST2
HL0
HL1
HL2
HL3
HL4
HL5
HL6
HL7
HL8
HL9
HL10
HLSTBF
HLSTBS
HLRCOMP_MCH
HL_SWING_MCH
HL_VREF_MCH
CI0
CI1
CI2
CI3
CI4
CI5
CI6
CI7
CI8
CI9
CI10
CISTBF
CISTBS
DOTCLK
TP_GMCH_AP8
-ICHSYNC
-PCIRST
TP_GMCH_AG10
TP_GMCH_AG9
-GCBE0[14]
-GCBE1[14]
-GCBE2[14]
-GCBE3[14]
-GFRAME[14]
GMCH3V66[19]
-GDEVSEL[14]
-GIRDY[14]
-GTRDY[14]
-GSTOP[14]
GPAR[14]
-GREQ[14]
-GGNT[14]
GSWING[14]
-RBF[14]
-WBF[14]
-PIPE[14]
GDBI_LO[14]
ST0[14]
ST1[14]
ST2[14]
HLSTBF[15]
HLSTBS[15]
DOTCLK[19]
TP5
-ICHSYNC[16]
-PCIRST[15,18,21,38]
TP41
TP42
R69
43.2/6/1
GAD[0..31][14]
SBA[0..7][14]
HL[0..10][15]
CI[0..10][38]
D D
C C
Close to MCH
R426 226/6/1
VDDQ
B B
VDDQ VDDQ
A A
GADSTBF0
GADSTBS0
GAD10
GAD11
GAD12
GAD13
GAD14
GAD15
GADSTBF1
GADSTBS1
GAD16
GAD17
GAD18
GAD19
GAD20
GAD21
GAD22
GAD23
GAD24
GAD25
GAD26
GAD27
GAD28
GAD29
GAD30
GAD31
GSBSTBF
GSBSTBS
GSBA0#
GSBA1#
GSBA2#
GSBA3#
GSBA4#
GSBA5#
GSBA6#
GSBA7#
DDCA_DATA
DDCA_CLK
GREEN
GREEN#
VGA
BLUE#
HSYNC
VSYNC
REFSET
NC_10
NC_11
NC_12
NC_13
NC_14
NC_15
NC_16
NC_17
NC_18
NC_19
NC_20
GAD0
GAD1
GAD2
GAD3
GAD4
GAD5
GAD6
GAD7
GAD8
GAD9
RED#
BLUE
NC_1
NC_2
NC_3
NC_4
NC_5
NC_6
NC_7
NC_8
NC_9
4
ADSTB0
AC6
-ADSTB0
AC5
GAD0
AE6
GAD1
AC11
GAD2
AD5
GAD3
AE5
GAD4
AA10
GAD5
AC9
GAD6
AB11
GAD7
AB7
GAD8
AA9
GAD9
AA6
GAD10
AA5
GAD11
W10
GAD12
AA11
GAD13
W6
GAD14
W9
GAD15
V7
ADSTB1
V4
-ADSTB1
V5
GAD16
AA2
GAD17
Y4
GAD18
Y2
GAD19
W2
GAD20
Y5
GAD21
V2
GAD22
W3
GAD23
U3
GAD24
T2
GAD25
T4
GAD26
T5
GAD27
R2
GAD28
P2
GAD29
P5
GAD30
P4
GAD31
M2
SBSTB
U11
-SBSTB
T11
SBA0
R6
SBA1
P7
SBA2
R3
SBA3
R5
SBA4
U9
SBA5
U10
SBA6
U5
SBA7
T7
H3
F2
F4
RED
-VGA_R
E4
H6
-VGA_G
G5
H7
-VGA_B
G6
G3
E2
REFSET
D2
A3
A33
A35
AF13
AF23
AJ12
AN1
AP2
AR3
AR33
AR35
B2
B25
B34
C1
C23
C35
E26
M31
R25
HL_SWING_ICH[15]
R62
130/6/1
ADSTB0 [14]
-ADSTB0 [14]
ADSTB1 [14]
-ADSTB1 [14]
SBSTB [14]
-SBSTB [14]
HL_SWING_MCH
VGA_R
VGA_G
VGA_B
VGADDCDATA VGADDCDATA
VGADDCCLK
HSYNC
VSYNC
VCC3 VCC
R53
R54
2.7K/6
2.7K/6
R1273
R1272
0/6/X
0/6/X
HL_SWING_MCH
HL_SWING_ICH
R66 0/6S/X
VDDQ*0.8
10 mil trace with 7 mil
space
HL_VREF_ICH[15]
HL_VREF_ICH
HL_VREF_MCH
R70 0/6S/X
VDDQ*0.233
4
231
0.1U/6/Y/25V
3
U3
BAV99/S
231
C29
22P/4/N/50V
VCC3
53
1
2
R1274 0/6/X
VCC3
53
1
2
R1275 0/6/X
C35
0.1U/6/Y/25V
C37
3
U4
BAV99/S
VCC
U49
NC7SZ32/SOT23-5
4
U50
NC7SZ32/SOT23-5
4
VDDQ
R65
226/6/1
R67
147/6/1
R71
113/6/1
R48
75/6/1
VCC3
C28
22P/4/N/50V
R49
R50
75/6/1
75/6/1
3.3P/4/N/50V/X
Q1
2N7002/SOT23
G S
2
D
1
SOT23
VCC3
C30
22P/4/N/50V
R60 47/6
R64 47/6
Place mid of bus trace
C16
3
C17
3.3P/4/N/50V/X
Q2
2N7002/SOT23
G S
2
1
SOT23
R57 0/6S/X
R58 0/6S/X
R59 0/6S/X
VCC3
FB1 80/8/S/MAG
FB2 80/8/S/MAG
FB3 80/8/S/MAG
C18
3.3P/4/N/50V/X
R51
2.2K/6
D
3
U7
BAV99/S
231
2
C19
3.3P/4/N/50V
R52
2.2K/6
R55 100/6
R56 100/6
VGA_R
VGA_G
VGA_B
HSYNC
VSYNC
U8
BAV99/S
231
NB HEAT SINK FAN
NB_FAN
H1X2/NB_FAN/X
2
C20
3.3P/4/N/50V
231
U9
BAV99/S
C21
3.3P/4/N/50V
470P/4/X/50V/X
VGADDCDATA
VGADDCCLK
231
+12V
1
GVCC
BC60
C22
C23
470P/4/X/50V/X
470P/4/X/50V/X
0.1U/6/Y/25V/X
VGADDCCLK
GVCC
HSYNC
VSYNC
C25
C24
470P/4/X/50V/X
GVCC
V6
V1
V7
V2
V8
V3
V9
V4
V10
V5
DUAL LAYOUT(VGA/COM)
U10
BAV99/S
U11
BAV99/S
NB_HEATSINK
231
Title
Size Document Number Rev
Date: Sheet of
Custom
1U/6/Y/10V
VDDQ
C33
C34
0.1U/6/Y/25V/X
2
SPRINGDALE AGP,HUB,CSA,VGA
GA-8ISMKHB_HT 1.1
1
VGA_COMBA
VG1VG2
1
VGA/P/S
V11
V12
V13
V14
V15
HEAT-SINK
9 41Thursday, May 01, 2003
VGADDCDATA
HSYNC
VSYNC
VGADDCCLK
1
5
4
3
2
1
C38 0.47U/6/Y/16V
C39 0.47U/6/Y/16V
D D
VTT_GMCH
DDR25V
C C
C40 0.1U/6/Y/25V
C41 0.1U/6/Y/25V
C42 0.47U/6/Y/16V
VCC3
C43 0.1U/6/Y/25V
VDDQ
C44 0.1U/6/Y/25V
VCCA_FSB
VCCA_DPLL
VCCA_DAC
C45 0.1U/6/Y/25V
VCCA_SM
B B
VDDQ
VDD_1_7V
VDDQ
VDDQ
A A
VDDQ
R72 1/6
OPTION
R73 0/6
R74 1/6/X
0.1UH/8/S
0.82UH/8/S
1 2
1.0uH/565050T/1800mA
U1E
A15
VTT
A21
VTT
A4
VTT
A5
VTT
A6
VTT
B5
VTT
B6
VTT
C5
VTT
C6
VTT
D5
VTT
D6
VTT
D7
VTT
E6
VTT
E7
VTT
F7
VTT
AA35
VCC_DDR
AL6
VCC_DDR
AL7
VCC_DDR
AM1
VCC_DDR
AM2
VCC_DDR
AM3
VCC_DDR
AM5
VCC_DDR
AM6
VCC_DDR
AM7
VCC_DDR
AM8
VCC_DDR
AN2
VCC_DDR
AN4
VCC_DDR
AN5
VCC_DDR
AN6
VCC_DDR
AN7
VCC_DDR
AN8
VCC_DDR
AP3
VCC_DDR
AP4
VCC_DDR
AP5
VCC_DDR
AP6
VCC_DDR
AP7
VCC_DDR
AR15
VCC_DDR
AR21
VCC_DDR
AR31
VCC_DDR
AR4
VCC_DDR
AR5
VCC_DDR
AR7
VCC_DDR
E35
VCC_DDR
R35
VCC_DDR
G1
VCC_DAC
G2
VCC_DAC
AG1
VCCA_AGP
Y11
VCCA_AGP
A31
VCCA_FSB
B4
VCCA_FSB
B3
VCCA_DPLL
C2
VCCA_DAC
AL35
VCCA_DDR
AB25
VCCA_DDR
AC25
VCCA_DDR
AC26
VCCA_DDR
SPD-G MCH
L3
1
+
EC2
100U/D/10V/5*11
L4
0.1UH/8/S
L5
L6
5640
1
+
EC1
100U/D/10V/5*11
C51
1U/6/Y/16V
C56
4.7U/8/Y/10V
POWER
VCC_AGP
VCC_AGP
VCC_AGP
VCC_AGP
VCC_AGP
VCC_AGP
VCC_AGP
VCC_AGP
VCC_AGP
VCC_AGP
VCC_AGP
VCC_AGP
VCC_AGP
VCC_AGP
VCC_AGP
VSSA_DAC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
15 mil
VCCA_DPLL
C58
0.22U/6/Y/25V
15 mil
VCCA_DAC
C52
0.01U/4/X/16V
15 mil
VCCA_FSB
C57
0.1U/6/Y/25V
40 mil
VCCA_SM
C59
0.1U/6/Y/25V
VDDQ
J6
J7
J8
J9
K6
K7
K8
K9
L6
L7
L9
L10
L11
M8
M9
M10
M11
N9
N10
N11
P10
P11
R11
T16
T17
T18
T19
T20
U16
U17
U20
V16
V18
V20
W16
W19
W20
Y16
Y17
Y18
Y19
Y20
J1
J2
J3
J4
J5
K2
K3
K4
K5
L1
L2
L3
L4
L5
C46 0.1U/6/Y/25V
Y1
D3
12
SC310
4.7U/8/Y/10V/B/X
0805
+
EC87
1000U/D/6.3V/8*14
Confirm?
5
4
DDR25V
DDR25V
DDR25V
DDR25V
VTT_GMCH
VTT_GMCH
VDDQ
BC65
0.1U/6/Y/25V/X
BC68
0.1U/6/Y/25V/X
BC71
0.1U/6/Y/25V
+
EC56
1000U/D/6.3V/8C
C47
0.1U/6/Y/25V
C49
0.1U/6/Y/25V/X
SC5
0.1U/6/Y/25V/X
BC66
0.1U/6/Y/25V/X
BC69
0.1U/6/Y/25V/X
BC73
0.1U/6/Y/25V
+
EC55
1000U/D/6.3V/8C/X
C48
0.1U/6/Y/25V
C54
0.1U/6/Y/25V/X
SC6
0.1U/6/Y/25V/X
3
BC67
0.1U/6/Y/25V
BC70
0.1U/6/Y/25V
C53
0.1U/6/Y/25V
C55
0.1U/6/Y/25V/X
SC7
0.1U/6/Y/25V/X
C50
0.1U/6/Y/25V
SC8
0.1U/6/Y/25V/X
AR32
AR29
AR27
AR25
AR23
AR20
AR16
AR13
AR11
AN32
AN30
AN28
AN26
AN24
AN22
AN20
AN18
AN16
AN14
AN12
AN10
AM35
AM29
AM27
AM25
AM23
AM21
AM19
AM17
AM15
AM13
AM11
AK28
AK26
AK24
AK22
AK20
AK18
AK16
AK14
AK12
AK10
AH33
AH30
AH24
AH22
AH20
AH18
AH16
AH14
AH12
AH10
AG35
AG32
AG28
AG26
AG24
AG22
AG20
AG18
AG16
AG14
AF33
AF30
AF25
AF24
AF22
AF20
AF18
AF16
AF14
AF11
AE35
AE32
AE26
AE25
AE13
AE12
AM9
AL32
AJ35
AJ32
AH6
AH3
AG8
AG4
AR9
AL1
AK8
AK3
AJ9
AJ4
AJ1
AF9
AF6
AF3
U1F
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
SPD-G MCH
2
GND
AE11
VSS
AE10
VSS
AE4
VSS
AE1
VSS
AD33
VSS
AD30
VSS
AD28
VSS
AD10
VSS
AD9
VSS
AD8
VSS
AD6
VSS
AD3
VSS
AC35
VSS
AC32
VSS
AC4
VSS
AC1
VSS
AB33
VSS
AB30
VSS
AB28
VSS
AB27
VSS
AB26
VSS
AB10
VSS
AB9
VSS
AB8
VSS
AB6
VSS
AB3
VSS
AA32
VSS
AA4
VSS
AA1
VSS
Y35
VSS
Y33
VSS
Y30
VSS
Y28
VSS
Y27
VSS
Y26
VSS
Y10
VSS
Y9
VSS
Y8
VSS
Y6
VSS
Y3
VSS
W32
VSS
W18
VSS
W17
VSS
W4
VSS
V33
VSS
V30
VSS
V28
VSS
V27
VSS
V26
VSS
V19
VSS
V17
VSS
V10
VSS
V9
VSS
V8
VSS
V6
VSS
V3
VSS
U32
VSS
U19
VSS
U18
VSS
U4
VSS
T35
VSS
T33
VSS
T30
VSS
T28
VSS
T27
VSS
T26
VSS
T10
VSS
T9
VSS
T8
VSS
T6
VSS
T3
VSS
T1
VSS
R32
VSS
R4
VSS
R1
VSS
P33
VSS
P30
VSS
P28
VSS
P27
VSS
P26
VSS
P9
VSS
P8
VSS
P6
VSS
P3
VSS
N35
VSS
N32
VSS
N4
VSS
N1
VSS
M33
VSS
M30
VSS
M28
VSS
M27
VSS
M26
VSS
M6
VSS
M3
VSS
L35
VSS
Title
Size Document Number Rev
Custom
Date: Sheet of
U1G
L31
L26
L25
L24
K33
K29
K27
K25
K22
K20
K18
K16
K14
K12
K11
J35
J32
J28
J22
J20
J18
J16
J14
J12
J10
H33
H30
H26
H24
H22
H20
H18
H16
H14
H12
G35
G31
G28
F26
F24
F22
F20
F18
H9
H8
H5
H2
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
SPD-G MCH
GND
F16
VSS
F14
VSS
F12
VSS
F10
VSS
F8
VSS
F5
VSS
F3
VSS
F1
VSS
E3
VSS
E1
VSS
D35
VSS
D33
VSS
D31
VSS
D29
VSS
D27
VSS
D25
VSS
D23
VSS
D21
VSS
D19
VSS
D17
VSS
D15
VSS
D13
VSS
D11
VSS
D9
VSS
D1
VSS
C28
VSS
C26
VSS
C24
VSS
C22
VSS
C20
VSS
C18
VSS
C16
VSS
C14
VSS
C12
VSS
C10
VSS
C8
VSS
C4
VSS
A32
VSS
A29
VSS
A27
VSS
A25
VSS
A23
VSS
A20
VSS
A16
VSS
A13
VSS
A11
VSS
A9
VSS
A7
VSS
SPRINGDALE PWR
GA-8ISMKHB_HT 1.1
10 41Thursday, May 01, 2003
1
8
7
6
5
4
3
2
1
DDR25V
D D
DMA[0..7][8,13]
C C
-SCASA[8,13]
-SRASA[8,13]
DCLKA1[8]
-DCLKA1[8]
DCLKA0[8]
-DCLKA0[8]
DCLKA2[8]
-DCLKA2[8]
DQSA[0..7][8,13]
B B
SMBDATA[12,16,19,20,38]
SMBCLK[12,16,19,20,38]
MAAA0
MAAA1
MAAA2
MAAA3
MAAA4
MAAA5
MAAA6
MAAA7
MAAA8
MAAA9
MAAA10
MAAA11
MAAA12
SBAA0
SBAA0[8,13]
SBAA1
SBAA1[8,13]
-CSA0
-CSA0[8,13]
-CSA1
-CSA1[8,13]
DMA0
DMA1
DMA2
DMA3
DMA4
DMA5
DMA6
DMA7
-SWEA
-SWEA[8,13]
-SCASA
-SRASA
CKEA0
CKEA0[8,13]
CKEA1
CKEA1[8,13]
DCLKA1
-DCLKA1
DCLKA0
-DCLKA0
DCLKA2
-DCLKA2
DQSA0
DQSA1
DQSA2
DQSA3
DQSA4
DQSA5
DQSA6
DQSA7
SMBDATA
SMBCLK
DVREFA
DDR25V
C60
0.1U/6/Y/25V
48
43
41
130
37
32
125
29
122
27
141
118
115
103
59
52
113
157
158
71
163
97
107
119
129
149
159
169
177
140
63
65
154
21
111
16
17
137
138
76
75
14
25
36
56
67
78
86
47
91
92
181
182
183
82
184
10
101
102
173
167
5
1
9
15223054627796
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
BA0
BA1
BA2
CS0
CS1
NC/CS2
NC/CS3
DQM0
DQM1
DQM2
DQM3
DQM4
DQM5
DQM6
DQM7
DQM8
WE
CAS
RAS
CKE0
CKE1
CK0/DNU
CK0/DNU
CK1
CK1
CK2/DNU
CK2/DNU
DQS0
DQS1
DQS2
DQS3
DQS4
DQS5
DQS6
DQS7
DQS8
SDA
SCL
SA0
SA1
SA2
VREF
VDDID
VDDSPD
NC
NC
NC
NC
NC
NC/FETEN
DDR25V
R522
8
75/6/1
DVREFA
R524
75/6/1
BC457
1U/6/Y/10V
DVREFA
7
A A
104
112
128
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
GND
GND
GND
GND
GND
GND
GND
3111826344250586674818993
136
143
VDDQ
VDDQ
GND
GND
156
164
172
180738467085108
VDDQ
VDDQ
VDDQ
VDDQ
GND
GND
GND
GND
100
GND
116
6
VDD
GND
120
148
168
DDR1
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
D16
D17
D18
D19
D20
D21
D22
D23
D24
D25
D26
D27
D28
D29
D30
D31
D32
D33
D34
D35
D36
D37
D38
D39
D40
D41
D42
D43
D44
D45
D46
D47
D48
D49
D50
D51
D52
D53
D54
D55
D56
D57
D58
D59
D60
D61
D62
D63
CB0
CB1
CB2
CB3
CB4
CB5
CB6
CB7
GND
139
GND
145
GND
152
GND
160
GND
176
WP
GND
DDR/GF
Black
GND
124
132
MDA0
2
MDA1
4
6
MDA2
MDA3
8
MDA4
94
95
MDA5
MDA6
98
MDA7
99
MDA8
12
13
MDA9
MDA10
19
MDA11
20
105
MDA12
MDA13
106
MDA14
109
110
MDA15
MDA16
23
MDA17
24
MDA18
28
31
MDA19
MDA20
114
MDA21
117
121
MDA22
MDA23
123
MDA24
33
35
MDA25
MDA26
39
MDA27
40
MDA28
126
127
MDA29
MDA30
131
MDA31
133
53
MDA32
MDA33
55
MDA34
57
60
MDA35
MDA36
146
MDA37
147
MDA38
150
151
MDA39
MDA40
61
MDA41
64
68
MDA42
MDA43
69
MDA44
153
155
MDA45
MDA46
161
MDA47
162
MDA48
72
73
MDA49
MDA50
79
MDA51
80
165
MDA52
MDA53
166
MDA54
170
171
MDA55
MDA56
83
MDA57
84
MDA59
87
88
MDA58
MDA60
174
MDA61
175
178
MDA62
MDA63
179
44
45
49
51
134
135
142
144
MDA[0..63] [8,13]MAAA[0..12][8,13]
90
GIGABYTE
Title
Size Document Number Rev
B
5
4
3
Date: Sheet of
2
DDR1,3 CHANNEL A
GA-8ISMKHB_HT 1.1
11 41Thursday, May 01, 2003
1
8
7
6
5
4
3
2
1
DDR25V
D D
MAAB[0..12][8,13]
DMB[0..7][8,13]
C C
-SCASB[8,13]
-SRASB[8,13]
DCLKB1[8]
-DCLKB1[8]
DCLKB0[8]
-DCLKB0[8]
DCLKB2[8]
-DCLKB2[8]
DQSB[0..7][8,13]
B B
SMBDATA[11,16,19,20,38]
SMBCLK[11,16,19,20,38]
MAAB0
MAAB1
MAAB2
MAAB3
MAAB4
MAAB5
MAAB6
MAAB7
MAAB8
MAAB9
MAAB10
MAAB11
MAAB12
SBAB0
SBAB0[8,13]
SBAB1
SBAB1[8,13]
-CSB0
-CSB0[8,13]
-CSB1
-CSB1[8,13]
DMB0
DMB1
DMB2
DMB3
DMB4
DMB5
DMB6
DMB7
-SWEB
-SWEB[8,13]
-SCASB
-SRASB
CKEB0
CKEB0[8,13]
CKEB1
CKEB1[8,13]
DCLKB1
-DCLKB1
DCLKB0
-DCLKB0
DCLKB2
-DCLKB2
DQSB0
DQSB1
DQSB2
DQSB3
DQSB4
DQSB5
DQSB6
DQSB7
SMBDATA
SMBCLK
DDR25V
DVREFB
DDR25V
C61
0.1U/6/Y/25V
48
43
41
130
37
32
125
29
122
27
141
118
115
103
59
52
113
157
158
71
163
97
107
119
129
149
159
169
177
140
63
65
154
21
111
16
17
137
138
76
75
14
25
36
56
67
78
86
47
91
92
181
182
183
82
184
10
101
102
173
167
5
1
9
15223054627796
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
BA0
BA1
BA2
CS0
CS1
NC/CS2
NC/CS3
DQM0
DQM1
DQM2
DQM3
DQM4
DQM5
DQM6
DQM7
DQM8
WE
CAS
RAS
CKE0
CKE1
CK0/DNU
CK0/DNU
CK1
CK1
CK2/DNU
CK2/DNU
DQS0
DQS1
DQS2
DQS3
DQS4
DQS5
DQS6
DQS7
DQS8
SDA
SCL
SA0
SA1
SA2
VREF
VDDID
VDDSPD
NC
NC
NC
NC
NC
NC/FETEN
DDR25V
R525
75/6/1
A A
DVREFB
75/6/1
8
BC458
1U/6/Y/10VR526
DVREFB
7
104
112
128
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
GND
GND
GND
GND
GND
GND
GND
3111826344250586674818993
136
143
VDDQ
VDDQ
GND
GND
156
164
172
180738467085108
VDDQ
VDDQ
VDDQ
VDDQ
GND
GND
GND
GND
100
GND
116
6
VDD
GND
120
148
168
DDR2
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
D16
D17
D18
D19
D20
D21
D22
D23
D24
D25
D26
D27
D28
D29
D30
D31
D32
D33
D34
D35
D36
D37
D38
D39
D40
D41
D42
D43
D44
D45
D46
D47
D48
D49
D50
D51
D52
D53
D54
D55
D56
D57
D58
D59
D60
D61
D62
D63
CB0
CB1
CB2
CB3
CB4
CB5
CB6
CB7
GND
139
GND
145
GND
152
GND
160
GND
176
WP
GND
DDR/GF
Black
GND
124
132
MDB0
2
MDB1
4
6
MDB2
MDB3
8
MDB4
94
95
MDB5
MDB6
98
MDB7
99
MDB8
12
13
MDB9
MDB10
19
MDB11
20
105
MDB12
MDB13
106
MDB14
109
110
MDB15
MDB16
23
MDB17
24
MDB18
28
31
MDB19
MDB20
114
MDB21
117
121
MDB22
MDB23
123
MDB24
33
35
MDB25
MDB30
39
MDB27
40
MDB28
126
127
MDB29
MDB26
131
MDB31
133
53
MDB32
MDB33
55
MDB34
57
60
MDB35
MDB36
146
MDB37
147
MDB38
150
151
MDB39
MDB40
61
MDB41
64
68
MDB42
MDB43
69
MDB44
153
155
MDB45
MDB46
161
MDB47
162
MDB48
72
73
MDB49
MDB50
79
MDB51
80
165
MDB52
MDB53
166
MDB54
170
171
MDB55
MDB61
83
MDB57
84
MDB59
87
88
MDB63
MDB60
174
MDB56
175
178
MDB62
MDB58
179
44
45
49
51
134
135
142
144
MDB[0..63] [8,13]
90
GIGABYTE
Title
Size Document Number Rev
B
5
4
3
Date: Sheet of
2
DDR2,4 CHANNEL B
GA-8ISMKHB_HT 1.1
12 41Thursday, May 01, 2003
1
8
7
6
5
4
3
2
1
DDRVTT Decouple
D D
C C
B B
DDRVTT
DDRVTT
+
1
1
3
5
7
1
3
5
7
1
3
5
7
1
3
5
7
1
3
5
7
1
2
3
5
7
1
3
5
7
1
3
5
7
1
3
5
7
1
3
5
7
CN21
4
0.1U/8P4C
6
8
2
CN23
4
0.1U/8P4C
6
8
2
CN25
4
6
0.1U/8P4C
8
2
4
CN27
0.1U/8P4C
6
8
2
4
CN29
0.1U/8P4C
6
8
2
4
6
8
2
4
6
8
2
4
6
8
2
4
6
8
2
4
6
8
DDRVTT
EC4
100U/S/10V/57
CN1
0.1U/8P4C
CN5
0.1U/8P4C
CN9
0.1U/8P4C
CN13
0.1U/8P4C
CN17
0.1U/8P4C
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
CN2
0.1U/8P4C
CN6
0.1U/8P4C
CN10
0.1U/8P4C
CN14
0.1U/8P4C
CN18
0.1U/8P4C
DDR25V Decouple
DDR25V
+
EC7 1000U/D/6.3V/8C
BC78
1U/6/Y/16V
BC80
1U/6/Y/16V
BC82
1U/6/Y/16V
BC84
1U/6/Y/16V
A A
8
BC86
1U/6/Y/16V
BC88
1U/6/Y/16V
BC90
1U/6/Y/16V
7
DDR TERMINATION
CHANNEL A
DDRVTT DDRVTT
MDA6
1 2
3 4
MDA2
DMA0
DQSA0
MDA1
MDA5
MDA4
MDA0
MDA9
MDA8
MDA3
MDA7
DMA1
MDA13
DQSA1
MDA12
MDA22
MDA18
DMA2
MDA20
DQSA2
MDA21
MDA17
MDA16
DMA3
DQSA3
MDA29
MDA25
MDA31
MDA27
MDA26
MDA30
MDA38
DMA4
MDA34
DQSA4
MDA28
MDA24
MDA19
MDA23
MDA40
MDA44
MDA35
MDA39
MDA11
MDA10
MDA15
MDA14
DQSA7
DMA7
MDA57
MDA56
DMA5
DQSA5
MDA41
MDA45
47 Ohms
SBAA[0:1]
-CSA[0:1]
CKEA[0:1]
MAAA[0..12]
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
R499 56/6
R501 56/6
R503 56/6
RN7
56/8P4R
RN11
56/8P4R
RN15
56/8P4R
RN19
56/8P4R
RN23
56/8P4R
RN27
56/8P4R
RN31
56/8P4R
RN33
56/8P4R
RN37
56/8P4R
RN42
56/8P4R
RN46
56/8P4R
RN51
56/8P4R
RN55
56/8P4R
SBAA[0:1] [8,11]
-CSA[0:1] [8,11]
CKEA[0:1] [8,11]
MAAA[0..12] [8,11]
6
-SWEA[8,11]
-SRASA[8,11]
MDA37
MDA33
MDA36
MDA32
MDA47
MDA46
MDA43
MDA42
MDA55
MDA54
DQSA6
DMA6
MDA53
MDA52
MDA49
MDA48
MDA59
MDA58
MDA63
MDA62
MDA61
MDA60
MDA51
MDA50
MAAA3
MAAA4
MAAA8
MAAA7
MAAA1
MAAA2
SBAA1
MAAA10
MAAA0
CKEA0
CKEA1
-CSA1
-SCASA[8,11]
MAAA5
MAAA6
MAAA9
MAAA11
MAAA12
SBAA0
-CSA0
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
R494 47/6
R495 47/6
R496 47/6
R498 47/6R497 56/6
R500 47/6
R502 47/6
R94 47/6
R92 47/6
56 Ohms
DQSA[0..7]
DMA[0..7]
MDA[0..63]
RN5
56/8P4R
RN13
56/8P4R
RN17
56/8P4R
RN21
56/8P4R
RN25
56/8P4R
RN29
56/8P4R
RN35
47/8P4R
RN43
47/8P4R
RN47
47/8P4R
RN49
47/8P4R
RN53
47/8P4R
RN57
47/8P4R
DQSA[0..7] [8,11]
DMA[0..7] [8,11]
MDA[0..63] [8,11]
5
DDRVTT Decouple
DDRVTT
DDRVTT
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
DDR25V
Decouple
DDR25V
4
+
1
1
3
5
7
1
3
5
7
1
3
5
7
1
3
5
7
1
3
5
7
CN3
0.1U/8P4C
CN7
0.1U/8P4C
CN11
0.1U/8P4C
CN15
0.1U/8P4C
CN19
0.1U/8P4C
2
4
6
8
2
4
6
8
2
4
6
8
2
4
6
8
2
4
6
8
DDRVTT
EC5
100U/S/10V/57
CN4
0.1U/8P4C
CN8
0.1U/8P4C
CN12
0.1U/8P4C
CN16
0.1U/8P4C
CN20
0.1U/8P4C
1
3
5
7
1
3
5
7
1
3
5
7
1
3
5
7
1
3
5
7
BC79
0.1U/6/Y/25V
BC81
1U/6/Y/16V
BC83
1U/6/Y/16V
BC85
1U/6/Y/16V
BC87
1U/6/Y/16V
BC89
1U/6/Y/16V
BC91
1U/6/Y/16V
BC281
1U/6/Y/16V
CHANNEL B
DDRVTT
MDB1
1 2
3 4
MDB5
MDB4
5 6
MDB0
7 8
1 2
MDB6
MDB2
3 4
DMB0
5 6
DQSB0
7 8
1 2
MDB11
MDB10
3 4
MDB15
5 6
7 8
MDB14
DQSB1
1 2
DMB1
3 4
5 6
MDB13
MDB8
7 8
MDB28
1 2
MDB24
3 4
5 6
MDB23
MDB19
7 8
MDB22
1 2
3 4
MDB18
DMB2
5 6
MDB21
7 8
1 2
DMB3
DQSB3
3 4
MDB29
5 6
MDB25
7 8
1 2
MDB27
MDB31
3 4
MDB30
2
CN22
4
0.1U/8P4C
6
8
2
CN24
4
0.1U/8P4C
6
8
2
CN26
4
6
0.1U/8P4C
8
2
4
CN28
0.1U/8P4C
6
8
2
4
CN30
0.1U/8P4C
6
8
MDB26
DQSB4
MDB33
MDB36
MDB32
MDB17
DQSB2
MDB16
MDB20
MDB47
MDB46
MDB43
MDB42
MDB9
MDB12
MDB3
MDB7
MDB53
MDB49
MDB52
MDB48
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
RN6
56/8P4R
RN10
56/8P4R
RN14
56/8P4R
RN18
56/8P4R
RN22
56/8P4R
RN26
56/8P4R
RN30
56/8P4R
RN32
56/8P4R
RN36
56/8P4R
RN40
56/8P4R
RN44
56/8P4R
RN50
56/8P4R
RN54
56/8P4R
MDB38
DMB4
MDB34
MDB37
DQSB5
DMB5
MDB41
MDB45
MDB44
MDB40
MDB35
MDB39
MDB56
MDB60
MDB51
MDB55
MDB50
DQSB6
MDB54
DMB6
MDB63
MDB59
MDB58
DQSB7
MDB62
MDB57
DMB7
MDB61
MAAB1
MAAB2
MAAB4
MAAB3
MAAB5
MAAB6
MAAB8
MAAB7
MAAB9
MAAB11
MAAB12
SBAB1
SBAB0
MAAB10
MAAB0
CKEB0
CKEB1
-CSB1
-CSB0
-SWEB[8,12]
-SCASB[8,12]
-SRASB[8,12]
R91 47/6
R93 47/6
R95 47/6R96 47/6
47 Ohms 56 Ohms
SBAB[0:1]
-CSB[0:1]
CKEB[0:1]
MAAB[0..12]
3
SBAB[0:1] [8,12]
-CSB[0:1] [8,12]
CKEB[0:1] [8,12]
MAAB[0..12] [8,12]
GIGABYTE CORP.
Title
Size Document Number Rev
B
Date: Sheet of
2
DQSB[0..7]
DMB[0..7]
MDB[0..63]
DDR TERMINATION
GA-8ISMKHB_HT 1.1
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
DDRVTT
RN4
56/8P4R
RN8
56/8P4R
RN12
56/8P4R
RN16
56/8P4R
RN20
56/8P4R
RN24
56/8P4R
RN28
56/8P4R
RN34
47/8P4R
RN38
47/8P4R
RN41
47/8P4R
RN48
47/8P4R
RN52
47/8P4R
RN56
47/8P4R
DQSB[0..7] [8,12]
DMB[0..7] [8,12]
MDB[0..63] [8,12]
13 41
1
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