111

80
8050QMA
50QMA N/B Maintenance
N/B Maintenance
U709

South

Bridge

ICH6-M
P11
ICH_PWRBTN 7
ICH_PWRBTN#
R347
0
Q45
FDV301N
RSMRST#
8H8_RSMRST
S
D
G
When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up.

Power Controller

8.1 No Power-7
18
1PWRBTN#
R12
1K
SW2
TCD010-PSS11CET
C7
1000P
U13
Keyboard
BIOS
W83L950D
P23
+VDD3_AVREF
+VDD3
+KBC_CPUCORE
C325
10µ

PU12

SC486

P29
+DVMAIN
+1.8V_P
+0.9VS_P
H8_PWRON

PU2

LTC3728L

P27
+DVMAIN +5VS_P
H8_PWRON
+VDD3
R435
10K
C388
0.01µ R396
100K
H8_RESET#
MN
VCC
RESET
GND

U21

IMP811

P26
25
29
X2
8MHz
C326
22P
28
C330
22P
21
KBC_X-
KBC_X+
R328
1M
+3VS_P
H8_PWRON
2
1
4
53
U726
AHC1G08DCK
+VDD3
H8_RESET#
5H8_PWRON_SUSB#
+VDD3S
R358
10K
U6C
74AHC14_V
+VDD3
56
147
PWRON_SUSB#
PWRON_SUSB6#
R69
0U504

AO4419

P26
+3V +3VS
PWRON_SUSB5#
R43
0
+5V +5VS

U502

AO4419

P26
+DVMAIN +1.5VS_P

PU6

ISL6227

P28
U6A
74AHC14_V
+VDD3
12
147
PWRON_SUSB1# +1.05VS_P
+2.5V
+2.5VS

Q12

AO3413

P26
U6D
74AHC14_V
+VDD3
98
147
PWRON_SUSB3#
+DVMAIN +1.8V_P

PU12

SC486

P29
U6E
74AHC14_V
+VDD3
11 10
147
PWRON_SUSB4# +0.9VS_P
+DVMAIN
+CPU_CORE

PU5

ISL6218

P30
U6B
74AHC14_V
+VDD3
34
147
PWRON_SUSB2#
MiTac Secret
Confidential Document