EUROCOM M350C Service Manual page 85

Schematic Diagrams
ICH4-3 (3 of 3)
+3V
Sheet 13 of 29
ICH4-3
(3 of 3)
+1.5VS
L55
+5VS
R219
1K
C514
1uF
[4,11,12,13,21,22]
[13,16,21]
[8,10,12]
[8,10,12]
B - 14 ICH4-3 (3 of 3) (71-M3500-D02)
+VCCRTC [12,13] +3VS
+1.5V
+VCCP [3,4,6,7,13,28] +5VS
+1.5VS
+1.5V
+3V
C179
C177 C176
C192
E12
0.1uF
10uF E13
0.1uF
0.1uF
E20
F14
G18
+1.5V
L59 HCB1608K-121T25
Z1402
+ C203 C512
C511
0.1uF
22uF 0.1uF Z1403
L24 HCB1608K-121T25
VCC5REF
+ C 189
C503 C185 C501
4.7uF
22uF 0.1uF 0.1uF +5VA E15
+1.5VS L23
M14
L54 HCB1608K-121T25 Z1404 P18
T22
C455
+ C469 C175
0.1uF 0.1uF
10uF/10V
Z1405 C22
Z1406
HCB1608K-121T25 P14
U18
AA23
C474 C475 +VCCP
0.1uF 0.01uF
L20 HCB1608K-121T25
C164 C174
+3VS 0.1uF 0.1uF
+3V
D19
D39
RB751V +5V
RB751V
R440
VCC5REF
+5VA
C513 1K
0.1uF
C478 C479
1uF 0.1uF
R232 100K
ICHPWROK
R173 100K
PM_RSMRST#
+3V
R183 2.2K
SMB_ICHCLK
R200 2.2K
SMB_ICHDATA
[3,5,6,7,8,10,11,12,13,16,17,18,19,21,23,26,27,28]
[6,11,12,17,19,21,23,26,28]
[4,5,6,7,12,13,26,27]
[22,26]
[3,12,13,16,18,20,21,22,24,25,26]
BGA2C
A5
VCCSUS1.5_0 VCC3.3_0
B2
VCCSUS1.5_1 VCC3.3_1
H6
VCCSUS1.5_2 VCC3.3_2
H18
VCCSUS1.5_3 VCC3.3_3
J1
VCCSUS1.5_4 VCC3.3_4
R6 J18
VCCSUS1.5_5 VCC3.3_5
T6 K6
VCCSUS1.5_6 VCC3.3_6
U6 M10
VCCSUS1.5_7 VCC3.3_7
P6
VCC3.3_8
F6 ICH-4 P12
VCCLAN1.5_0 VCC3.3_9
F7 U1
VCCLAN1.5_1 VCC3.3_10
POWER V10
VCC3.3_11
E9 V16
VCCLAN3.3_0 VCC3.3_12
F9 V18
VCCLAN3.3_1 VCC3.3_13
AC8
VCC3.3_14
AC17
VCC3.3_15
E7
VCC5REF1
V6 K10
VCC5REF2 VCC1.5_0
K12
VCC1.5_1
K18
VCC5REFSUS1 VCC1.5_2
K22
VCC1.5_3
P10
VCC1.5_4
T18
VCCHI_0 VCC1.5_5
U19
VCCHI_1 VCC1.5_6
V14
VCCHI_2 VCC1.5_7
VCCHI_3
AB5
VCCRTC
E11
VCCPLL VCCSUS3.3_0
F10
VCCSUS3.3_1
F15
VCCSUS3.3_2
F16
VCC_CPU_IO_0 VCCSUS3.3_3
F18
VCC_CPU_IO_1 VCCSUS3.3_4
K14
VCC_CPU_IO_2 VCCSUS3.3_5
V7
VCCSUS3.3_6
V8
VCCSUS3.3_7
V9
VCCSUS3.3_8
F17
VCCSUS3.3_9
ICH4-M
ICH-4
VSS
+3VS
+ C516 + C202 C193 C171 C180 C191 C196 C190
22uF 22uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
+1.5VS
+ C488 + C460 C184 C173
100uF 22uF 0.1uF 0.1uF
+VCCRTC
C194
+3V
0.1uF
+ C500 C181 C178 C183
22uF 0.1uF 0.1uF 0.1uF
R191 8.2K
[12,18,20,24] PCI_FRAME#
R179 8.2K
[12,18,20,24] PCI_IRDY#
R192 8.2K
[12,18,20,24] PCI_TRDY#
BGA2D R193 8.2K
[12,18,20,24] PCI_STOP#
ICH4-M R163 8.2K
[12,18,20,24] PCI_SERR#
R188 8.2K
[12,18,20,24] PCI_DEVSEL#
R178 8.2K
[12,18,20,24] PCI_PERR#
R189 8.2K
[12] PCI_LOCK#
R196 8.2K
[12,24] PCI_REQ0#
R466 8.2K
[12,20] PCI_REQ1#
R198 8.2K
[12,18] PCI_REQ2#
R166 8.2K
[12] PCI_REQ3#
R177 8.2K
[12] PCI_REQ4#
R158 8.2K
[12,17] INT_IRQ14
R148 8.2K
[12,17] INT_IRQ15
R199 8.2K
[12,24] INT_PIRQA#
R194 8.2K
[12,20] INT_PIRQB#
R181 8.2K
[12,18,24] INT_PIRQC#
R197 8.2K
[12] INT_PIRQD#
R176 *8.2K
[12] IDE_PATADET
R207 8.2K
[12] IDE_SATADET
R208 R180
*10K 10K
+3VS