Mitac secret confidential document, 1 no power-7, Power controller – MiTAC 8050QMA User Manual
Page 112
111
80
80
50QMA
50QMA
N/B Maintenance
N/B Maintenance
U709
South
Bridge
ICH6-M
P
11
ICH_PWRBTN
7
ICH_PWRBTN#
R347
0
Q45
FDV301N
RSMRST#
8
H8_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
1
PWRBTN#
R12
1K
SW2
TCD010-PSS11CET
C7
1000P
U13
Keyboard
BIOS
W83L950D
P
23
+VDD3_AVREF
+VDD3
+KBC_CPUCORE
C325
10µ
PU12
SC486
P
29
+DVMAIN
+1.8V_P
+0.9VS_P
H8_PWRON
PU2
LTC3728L
P
27
+DVMAIN
+5VS_P
H8_PWRON
+VDD3
R435
10K
C388
0.01µ
R396
100K
H8_RESET#
MN
VCC
RESET
GND
U21
IMP811
P
26
25
29
X2
8MHz
C326
22P
28
C330
22P
2
1
KBC_X-
KBC_X+
R328
1M
+3VS_P
H8_PWRON
2
1
4
5
3
U726
AHC1G08DCK
+VDD3
H8_RESET#
5
H8_PWRON_SUSB#
+VDD3S
R358
10K
U6C
74AHC14_V
+VDD3
5
6
14
7
PWRON_SUSB#
PWRON_SUSB6#
R69
0
U504
AO4419
P
26
+3V
+3VS
PWRON_SUSB5#
R43
0
+5V
+5VS
U502
AO4419
P
26
+DVMAIN
+1.5VS_P
PU6
ISL6227
P
28
U6A
74AHC14_V
+VDD3
1
2
14
7
PWRON_SUSB1#
+1.05VS_P
+2.5V
+2.5VS
Q12
AO3413
P
26
U6D
74AHC14_V
+VDD3
9
8
14
7
PWRON_SUSB3#
+DVMAIN
+1.8V_P
PU12
SC486
P
29
U6E
74AHC14_V
+VDD3
11
10
14
7
PWRON_SUSB4#
+0.9VS_P
+DVMAIN
+CPU_CORE
PU5
ISL6218
P
30
U6B
74AHC14_V
+VDD3
3
4
14
7
PWRON_SUSB2#
MiTac Secret
Confidential Document