Service manual

Schematic Diagrams
+1.8V, 3VH8, VDD 1.8, VCCID (71-M1900-D02) B - 32
Schematic Diagrams
+1.8V, 3VH8, VDD 1.8, VCCID
Sheet 30 of 34
+1.8V, 3VH8, VDD1.8,
VCCID
1.8VS2.5V
SYS5V 3VH8
+3V +1.8V
+1.8VS
VCCVID
+3VS SYS3V
VA
VIN
SYS3V
+3V
SYS3V
PWRSW# (22,23)
VIN1 (27,28,29)
DD_ONH(28,29)
SUSB-(29,31)
PWRS(10)
AUXOK (9,14,22,29)
PWRGOOD_VID (27)
AUXOK
PWRS
PC129
10U
PR139 10K
PU2
MIC37302(S-PAK5)
2
1 5
4
3
VI
ON/OFF ADJ
VO
GND
PU8
MIC5245-3.3BM5
1
2
3 4
5
VIN
GND
SD BP
VO
PC19
0.01U
PC80
10U
PC74
10U
PC67
0.1U
PC92
10U
PC81
10U
PR86
19.1K_1%
PR90
200
PC96
0.1U(R)
PR93 10K
PR85
10K_1%
PR94
100K
PR125
47K
PJ3
4mm
1 2
PC128
1U(R)
PR136 20K
PR128
10K
PR138
100K
PQ41
2N7002
G
DS
PQ42
2N7002
G
DS
PC85
1U
PR79 0
PC83
1U
PU7
MIC5247-1.8BM5
1
2
3 4
5
VIN
GND
SD BP
VO
PC79
0.01U
PC101
1U
PR31 0
PC97
1U
+
C139
22UF
R365
100K
R370 1K
PQ40
2SJ360
G
DS
PR134 0
PC127
1U
PC123
1U
PC124
C(R)
PD28
1SS355
CA
PQ43
2N7002
G
DS
PR124
10K
PD26
1SS355
A C
PD25
1SS355
A C
PR129
10K
PU9
MIC5258-1.2BM5
1
2
3 4
5
VIN
GND
EN PG
VO
PR126
10K
D10
F01J2E
AC
3A3A
100mA
100mA
100mA