Ich4-1 (1 - EUROCOM M375E Service Manual

ICH4-1 (1 of 3)
+1.2VS
+1.2VS 7,25,33
+1.5VS
+1.5VS 4,5,7,13,25,32
+3VH8
+3VH8 3,20,31,32,34,37
+3VS
+3VS 3,8,10,12,13,15,16,17,18,20,21,25,27,28,29,31,32,33,35,37
+5VS
+5VS 13,15,16,18,20,21,28,31,32,35
+2.5V
+2.5V 5,7,8,34,35
+1.8VS
+1.8VS 4,6,7,13,23,25,27,28,32
+VCCRTC
+VCCRTC 12,13
+3V
+3V 3,12,13,15,17,20,22,23,24,31,32,34,35
VA
VA 34,36
PCI_AD[15:0]
15,17,22,24 PCI_AD[15:0]
PCI_AD0 H5
PCI_AD1 J3
PCI_AD2 H3
PCI_AD3 K1
PCI_AD4 G5
PCI_AD5 J4
PCI_AD6 H4
PCI_AD7 J5
PCI_AD8 K2
PCI_AD9 G2
PCI_AD[31:16]
PCI_AD10 L1
15,17,22,24 PCI_AD[31:16]
PCI_AD11 G4
PCI_AD12 L2
PCI_AD13 H2
PCI_AD14 L3
PCI_AD15 F5
PCI_AD16 F4
PCI_AD17 N1
PCI_AD18 E5
PCI_AD19 N2
PCI_AD20 E3
PCI_AD21 N3
PCI_AD22 E4
PCI_AD23 M5
PCI_AD24 E2
PCI_AD25 P1
PCI_AD26 E1
PCI_AD27 P2
PCI_AD28 D3
PCI_AD29 R1
PCI_AD30 D2
PCI_AD31 P4
J2
15,17,22,24 PCI_C/BE0#
K4
15,17,22,24 PCI_C/BE1#
M4
15,17,22,24 PCI_C/BE2#
N4
15,17,22,24 PCI_C/BE3#
PCI_GNT0# C1
22 PCI_GNT0#
E6
24 PCI_GNT1#
A7
17 PCI_GNT2#
B7
13,15 PCI_GNT3#
Z1122 D6
T
B1
13,22 PCI_REQ0#
A2
13,24 PCI_REQ1#
B3
13,17 PCI_REQ2#
C7
13,15 PCI_REQ3#
B6
13 PCI_REQ4#
P5
10 CLK_ICHPCI
M3
13,15,17,22,24 PCI_DEVSEL#
F1
13,15,17,22,24 PCI_FRAME#
B5
20 AC_IN#
PCI_REQB# A6
E8
12,18 FLASH#
R197 10K(0402) Z1101 C5
+3VS
L5
13,15,17,22,24 PCI_IRDY#
PCI_PAR G1
15,17,22,24 PCI_PAR
C726 L4
13,15,17,22,24 PCI_PERR#
M2
13 PCI_LOCK#
10PF W2
15,17,22,24 PCI_PME#
U5
K5
13,15,17,22,24 PCI_SERR#
CLOSED TO U13 F3
13,15,17,22,24 PCI_STOP#
F2
13,15,17,22,24 PCI_TRDY#
R215 10K(0402)
+3V
PCIRST#
15,16,17,23,32 PCIRST#
+3V
C711
.1u(0402) 5
PCIRST#1 R220 0(0402) Z1103 4
5,18,20,22,24,25,37 PCIRST#1
74AHC1G08
3
R213 *0(0402)
AC_IN#
AC_IN# 20
PQ41 2N7002
PR64 330(0402) D S
+3VH8
G
Z1124
PR66 330K
VA
PR65
100K(0402)
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+VCCRTC
R468
100K
UB2A
ICH4-M PART A
W6 Z1104
SM_INTRUDER#
AC3
PCI_AD0 SMLINK0
System Manamement I/F AB1
PCI_AD1 SMLINK1
AC4
PCI_AD2 SMB_CLK
AB4
PCI_AD3 SMB_DATA
AA5 SMBALT# R203
PCI_AD4 SMB_ALERT#/GPIO11
PCI_AD5
Y22 H_A20GATE
PCI_AD6 CPU_A20GATE
AB23 H_A20M#
PCI_AD7 CPU_A20M#
U23 H_DPSLP#
PCI_AD8 CPU_DPSLP#
AA21 FERR# R129
PCI_AD9 CPU_FERR#
W21 H_IGNNE#
PCI_AD10 CPU_IGNNE#
V22 H_INIT#
PCI_AD11 CPU_INIT#
AB22 H_INTR
PCI_AD12 CPU_INTR
V21 H_NMI
PCI_AD13 CPU_NMI
Y23 H_PWRGD
PCI_AD14 CPU_PWRGOOD
U22 H_RCIN#
PCI_AD15 CPU_RCIN#
U21 H_CPUSLP#
PCI_AD16 CPU_SLP#
W23 H_SMI#
PCI_AD17 CPU_SMI#
V23 H_STPCLK#
PCI_AD18 CPU_STPCLK#
PCI_AD19 HUB_PD[10:0] 6
L19 HUB_PD0
PCI_AD20 HUB_PD0
L20 HUB_PD1
PCI_AD21 HUB_PD1
M19 HUB_PD2
PCI_AD22 HUB_PD2
M21 HUB_PD3
PCI_AD23 HUB_PD3
P19 HUB_PD4
PCI_AD24 HUB_PD4
R19 HUB_PD5
PCI_AD25 HUB_PD5
T20 HUB_PD6
PCI_AD26 HUB_PD6
R20 HUB_PD7
PCI_AD27 HUB_PD7
P23 HUB_PD8
PCI_AD28 HUB_PD8
L22 HUB_PD9
PCI_AD29 HUB_PD9
N22 HUB_PD10
PCI_AD30 HUB_PD10
K21 HUB_PD11
PCI_AD31 HUB_PD11
T21
HUB_CLK CLK_ICH66 10
PCI_C/BE0#
N20
HUB_PSTRB# 6
PCI_C/BE1# HUB_PSTRB#
P21
PCI_C/BE2# HUB_PSTRB HUB_PSTRB 6
R23 HUB_RCOMP_ICH
PCI_C/BE3# HUB_RCOMP
M23 HUB_VREF_ICH
HUB_VREF
R22 HUB_VSWING_ICH
PCI_GNT0# HUB_VSWING
PCI_GNT1#
J19 INT_APICCLK
PCI_GNT2# INT_APICCLK INT_APICCLK 10
H19 INT_APICD0
PCI_GNT3# INT_APICD0
K20 INT_APICD1
PCI_GNT4# INT_APICD1
D5
INT_PIRQA# INT_PIRQA# 13,15,22,25
C2
INT_PIRQB# 13,15,22,24
PCI_REQ0# INT_PIRQB#
B4
PCI_REQ1# INT_PIRQC# INT_PIRQC# 13,17,22
A3
PCI_REQ2# INT_PIRQD# INT_PIRQD# 13,25
C8 INT_PIRQE#
PCI_REQ3# INT_PIRQE#/GPIO2 T
D7
IDE_PATADET 13
PCI_REQ4# INT_PIRQF#/GPIO3
C3
INT_PIRQG#/GPIO4 IDE_SATADET 13
C4 Z1127 0(0402)
PCI_CLK INT_PIRQH#/GPIO5
AC13 R206
INT_IRQ14 13,16
PCI_DEVSEL# INT_IRQ14
AA19
PCI_FRAME# INT_IRQ15 INT_IRQ15 13,16
J22
PCI_GPIO0/REQA# INT_SERIRQ INT_SERIRQ 18,20,22,37
PCI_GPIO1/REQB_L/REQ5#
Z1106
D10
PCI_GPIO16/GNTA# EEP_CS T
D11 Z1107
PCI_GPIO17/GNTB_L/GNT5# EEP_DIN T
EEPROM A8 EEP_DOUT R188
PCI_IRDY# EEP_DOUT
Z1108
C12
PCI_PAR EEP_SHCLK T
PCI_PERR#
A10 Z1109
PCI_LOCK# LAN_RXD0 T
Z1110
A9
PCI_PME# LAN_RXD1 Z1111 T
A11
PCI_RST# LAN_RXD2 T
B10 Z1112
PCI_SERR# LAN_TXD0 T
C10 Z1113
PCI_STOP# LAN_TXD1 T
Z1114
A12
PCI_TRDY# LAN_TXD2 T
C11 Z1115
LAN_JCLK T
B11 Z1116
LAN_RSTSYNC T
Z1117
Y5
LAN_RST#
R207 +3VS
ICH4-M
10K(0402)
R192
10K(0402)
INT_APICCLK
INT_APICD0
INT_APICD1 PCI_REQB#
PCI_PAR
U26
R435 R442 R444 R236
1 10K(0402) 10K(0402) 0(0402) 100
2
+1.2VS
D61
C796 *RB751V
.1u(0402) +1.8VS
R256 1K(0402)
+1.5VS
取代原先 U40 之線路
15,17,20,22,24,32 PRST#
+3VS
R118 R119
1.5K(0402) 330(0402)
FWH_INIT# 18
Z1125
C
+3V B Q10
SMB_ICHCLK E 2N3904
SMB_ICHCLK 8,10,13,17
SMB_ICHDATA
C
SMB_ICHDATA 8,10,13,17
10K(0402) Z1126 B Q9
E 2N3904
H_A20GATE 20
H_A20M# 3
R128
H_DPSLP# 3,5
56(0402) 330(0402)
H_FERR# 3
H_IGNNE# 3
H_INIT# 3
H_INTR 3
H_NMI 3
H_PWRGD 3
H_RCIN# 20
H_CPUSLP# 3
H_SMI# 3
H_STPCLK# 3
+1.5VS +1.8VS
11/10
R407 R441
150(0402) 1%
*0(0402)
C666 C670
R427 56(0402) R434
.1u(0402) .1u(0402) 150(0402) 1%
R406
0(0402)
Z1105
R412 36.5_1% +1.8VS
11/1 11/10
HUB_VREF and HUB_VSWING
R443
circuits for internal
150(0402) 1%
testing need 10 mil traces
w/ 20 mil spacing
R440
C669 C674 150(0402) 1%
.01u .1u(0402)
BT_EN1
-SOE => Auto Reboot Select
0 - Enable
1 - Disable (Default)
+3VS
*1K(0402) INT_PIRQE# R190 8.2K(0402) SPEAK => CPU FREQ STRAPPING
0 - Enable
1 - Disable
BT_EN1 R200 8.2K(0402)
15,31,32 BT_EN1
-ROMCS => LPC ROM Select
HUB INTERFACE VSWING VOLTAGE
HUB INTERFACE LAYOUT: Route singnals
with 4/8 trace/space routing .Singals
must match +/-0.1" of HUB_STB/STB#
SIGNALS
This bus Swith prevents
leakage of the SMBus into
devices powered on the
switched rall.
DE-Glitch
+2.5V
ICHPWROK
+3V
R221
1K(0402)
U25
1/6
74AHC1G04 +3VS
Q17 Z1119 2 4 Z1120
Z1123
2SC4672 C 1
T
Z1118 B R199
E R211
10K(0402)
1K(0402)
U21
3 1
MR# RESET#
R208 10K Z1121 4
RST-IN
5 2
+5VS
VCC GND
R204
180K C346 + C348
22U(1206) .1u(0402) MAX6306
Schematic Diagrams
R214 10K(0402)
+3V
D S PCIRST#
Q15 G
BSS138
PRSTEN12,32
Sheet 10 of 36
ICH4-1
(1 of 3)
ICHPWROK
ICHPWROK 4,12,13,21,31
C345
10U(0805)/6.3V
11/1
ICH4-1 (1 of 3) B - 11