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Schematic Diagrams
ICH9M 3/4 B - 25
B.Schematic Diagrams
ICH9M 3/4
SWI#34
PM_SYSRST#
R227
453_1%_06
C543 100P_50V_04
DDR2, CLK GEN
SERIRQ
SB_GPIO19
SCI#
PM_CLKRUN#
3.3V
3.3VS
SB_BLON14
dG PU _RU NPW R O K 2
R294 *10mil_short
R523 10K_04
R259 10K_04
D03A-0313
R536 100K_04
R613 *0_04
R269 *0_04
SB_MUTE#33
DPRSLPVR
SW I#
ICH _G PIO8
ICH _G PIO9
R516 *10K_04
S4_STATE#
U26D
74LVC08PW
12
13
11
147
R276 2.2K_04
R526
*100K_04
IC H_GPIO 39
R533 8.2K_04
R583 *10K_04
R531
*100K_04
ICH_GPIO 4931
CL_CLK1 26
SWI#
SLP_S4# 38
CL_RST#1
R282 10K_04
SERIRQ
ACPRESENT
ICH _G PIO60
MC H_ICH _SYNC#7
dGPU_HOLD_RST#15
IC H_GPIO 8
IC H_TP3
C493
*.1U_10V_X7R_04
1.05VM_PWRGD37
U15
*G690L293T73
1
2
3
GND
RST#
VCC
3.3V
ICH_SMBDAT1
ICH _R SMRST#
ICH_SMBD AT1
IC H_GPIO 28
12mils
It"s for internal testing
purposes only
1.8V_PWRGD38
CL_VREF0
ICH_SMBC LK0
U26B
74LVC08PW
4
5
6
147
NEW CARD, MINI CARD
ICH_SPKR32
ICH_SUSB#
R266 *10K_04
L: W/ Ext_GRAPHIC
D03A-0313
CL_DATA0 7
Q22
2N 7002 W
G
DS
IC H_GPIO 11
CL_RST#1
R577 *100K_04
CL_VRET0/1=0.405V
3.3V
3.3VS2,3,6,7,10,12,13,14,15,22,23,25,26,27,28,29,30,31,32,33,34,35,39,41,43
ICH _G PIO24
dG PU_PR SN T#
D03A-0313
PCIE_WAKE#26, 27,31
D03-0229
CL_DATA1 26
IC H_GPIO 48
IC H_GPIO 57
3.3V
DELAY_PWRGD7,41
PWR_BTN#
CLK_IC H14 2
PCIE_WAKE#
Z2401
IC H_GPIO 17
U26C
74LVC08PW
9
10
8
147
CLK_ICH14
SUSPWR _ACK
IC H_TP8
R261 *10K_04
D03-0221
PM_BMBUSY #7
SCI#34
ICH _SMBCLK1
SB _MUTE#
Zo= 55O? 5%
D03-0229
SB_GPIO21
IC H_GPIO 13
R520 *8.2K_04
R575 10K_04
ICH_SUSB#
R522 100K_04
12mils
3.3VS
PM_STPPCI#2
3.3VS
3.3V
SLP_M#
SMI#
R224
1M_04
R281 *10mil_short
R616 *10K_04
CL_R ST#0 7
PM_STPPCI#
R229
3.24K_1%_06
SERIRQ34
MPW ROK
R574 *0_04
ICH _G PIO13
R278 *10K_04
R612 *10K_04
R268 10K_04
PM_TH RM#
R258 100K_04
S4_STATE#
R249 10K_04_-U
R250 *10K_04_+H
SB_MUTE#
Layout note:
PM_STPCPU#2
SY S_PWROK
ICH _SU SB#
R252 10K_04
PCIE_WAKE#
ICH_SMBC LK1
R277 2.2K_04
1.8V_PWRGD38
IC H_TP11
3.3V
ICH_SMBDAT02,12,13
SYS_PWROKRSMRST#
SB_SUSSTAT#
IC H_TP9
ICH _G PIO57
3.3VS
R280
100K_04
R289 10K_04
3.3VS
SUSC# 34
dGPU _RUN PWROK
IC H_TP10
PW RSAVE#_R
R293 100K_04
U26A
74LVC08PW
1
2
3
147
RSMR ST# 34
5VS14,22,25,28,30,32,33,35,43
ODD_DETECT#
SB_PWROK
MPWR OK
SLP_S4#
3.3V
MPWROK 7,14,34
ICH_SMBD AT0
SB_PWROK
3.3V
ICH _SMBCLK0
LA N_RST#
PM_STPCPU#
R267 10K_04
AC_PRESENT 34
IC H_GPIO 60
IC H_GPIO49
CL_CLK0 7
SPI_WP#23
SMI#
SCI#
R519 10K_04
R578 * 10m il_shor t
H37
C276B146D 126
SUSCLK
PM_STPPC I#
SLP_S4#
C787
.1U_16V_04
3.3VS
R316 10K_04
RN 16
8P4RX10K_04
81
72
6
5
3
4
SB_GPIO19
ICH_SMBDAT126
SLP_S5#
R279 100_04
ICH_GPIO57:
Can be used as TPM Physical
Presence for iTPM. Refer to
the CRB Schematics for a
sample implementation.
SMI#34
dGPU_PWR_EN#15
C786
.1U_10V_X7R_04
R272 *10mil_short
POWER OK
CLK_PWRGD 2
dGPU_RUNPWR OK
ICH _G PIO11
PM_THRM #
R260 10K_04
RN 15
8P4RX10K_04
81
72
6
5
3
4
PM_CLKRUN#
3.3V
PWR_BTN#34
(IMP809)
ACPRESENT
R274
10K_04
R275 100K_04
ICH_SMBCLK126
PWRSAVE#2
SB _BLON
SB _SUSSTAT#
R253 10K_04
D03B-0329
S USB# 26,34,37
SB_BLON
R251 *10K_04_+U
D03A-0313
OD D_DETECT#
R264
3.24K_1%_06
R225
10K_04
D03A-0313
R538 *10K_04
SB_GPIO21
C762
.1U _10V_X7R_04
H36
C276B146D126
PM_THRM#3
CL_VREF1
IC H_GPIO 38
R273
10K_04
CLK_IC H48 2
ICH_SMBCLK02,12,13
ICH _G PIO17
SUSPWR _ACK
C534
*.1U_16V_04
3.3V3,14,15,22,23,25,26,28,30,31,35,37,38
CLKEN#41
GPO22
R263
453_1%_06
CLK_ICH48
dGPU_PRSNT#
PM_PWR OK
PM_STPC PU#
ICH _G PIO38
R527 10K_04PWRSAV E#_R
ICH_SMBDAT0
PM_SYSR ST#
R521 100K_04
C556
*.1U_16V_04
R286 10K_04
D03B-0329
SB_BATLOW#
Zo= 55O? 5%
0919
8.2-k Pull-up
to Vcc3_3 if
TEMP SENSOR
not used
D03-0229
CL_R ST#1 26
R619 10K_04
SATA
SMBSYS GPIO
GPIO
GPIO
Clocks
Power MGTController Link
MISC
U25C
ICH9M
AH23
AF19
AE21
AD20
G16
A13
E17
C17
B18
R4
G19
M6
AG19
AH21
AG21
A21
C12
A17
AE18
K1
AJ22
L1
A14
E19
AE19
AG22
L4
AF21
E20
M5
AJ23
D21
H1
AF3
P1
C16
E16
G17
G20
M2
B13
R3
D20
D22
F19
C10
A9
D19
A20
R5
R6
B16
AF 8
F24
B19
F22
C19
C25
A19
F21
C18
C20
C11
A16
M7
B21
D18AH24
C21
A8
AJ21
AH20
AJ24
AJ20
SATA0GP/GPIO21
SATA1GP/GPIO19
SATA4GP/GPIO36
SATA5GP/GPIO37
SMBCLK
SMBDATA
LINKALER T#/GPIO60/CLGPIO4
SMLINK0
SMLINK1
SUS_STAT#/LPC PD#
SY S_RESET#
PMSYNC #/GPIO0
GPIO1
GPIO6
GPIO7
GPIO8
GPIO12
SMBALERT#/GPIO11
GPIO17
GPIO18
SCLOCK/GPIO22
SATACLKREQ#/GPIO35
STP_PCI#
STP_CPU#
SLOAD/GPIO38
SDATAOUT0/GPIO39
CLKRUN#
SDATAOUT1/GPIO48
WAKE#
SERIRQ
THRM#
VRMPWR GD
CLK14
CLK48
SUSCLK
SLP_S3#
SLP_S4#
SLP_S5#
PWROK
DPRSLPVR/GPIO16
BATLOW#
PWR BTN#
LAN_RST#
RSM RST#
RI#
S4_STATE#/GPIO26
GPIO27
GPIO28
TP11
CK_PWRGD
CLPWROK
SLP_M#
GPIO20
CL_CLK0
CL_CLK1
CL_DATA0
CL_DATA1
CL_VR EF0
CL_VR EF1
CL_RST0#
GPIO10/SUS_PWR_ACK
WOL_EN/GPIO9
GPIO14/AC_PRESENT
MEM_LED/GPIO24
SPKR
TP3
CL_RST1#GPIO49
GPIO13
GPIO57/CLGPIO5
TP10
TP8
MCH_SYNC#
TP9
R318 8.2K_04
SUS_PWR_ACK 34
R262 100K_04
PM_DPRSLPVR 7,41
ODD_DETECT#30
Sheet 24 of 51
ICH9M 3/4