Service manual

Schematic Diagrams
B-43
Schematic Diags
3VH8, VDD1.8
Sheet 42 of 42
3VH8, VDD1.8
3VH8
VA
VIN
SYS3V VDD1.5
SYS3V
SYS3VVCC3S
SYS5V
VIN1
VCC3
VCCVID
VCC5
12V
VCC5S
+12V
SYS5V
1.5V +1.5V
SYS5V
VIN
VIN1
VCC3
VCC32.8/2.5VS
SYS3V
1.25VS+1.25VS
Z166
PC154
10U_1210(25V)
1
2
PR28 2.43K
PR197
10K
PQ61
2N7002
G
DS
PD43 F01J2E
AC
PC220
330uF/3V
PR232 0
PR233 *0
PR137
*20K
PQ55
2N7002
G
DS
PR116 0
PC25
2.2U(0805)
PU16
*CM2831AIM25
1
2
3 4
5
VIN
GND
SD BP
VO
PC142
0.01U
PC56
1U
PQ16
2SD1198
CE
B
PR141
10K
PR142
20K
PR37
10K
PQ56
2N7002
G
DS
PQ17
2N7002
G
DS
PC40
1U(R)
PU4
CM2841ACIM25
1
2
3 4
5
VIN
GND
EN PG
VO
PC60
*1U
PR129
47K
PC143
1U
PR127 0
PQ26
DTA114EUA
C
E
B
PR128
10K
PC147
2.2U(0805)
PC165
*1U
PC39
1U
PD8
1SS355
CA
PR38
20K
PR138
10K
PJ8
2mm
1 2
PC157
2.2U(0805)
PU6
CM2831SIM25
1
2
3 4
5
VIN
GND
SD BP
VO
PC156
0.01U
PC170
0.1U
PQ25
2N7002
G
DS
PQ18
2N7002
G
DS
PR140 0
PD5
1N4148
A C
PD29
1N4148
A C
PR139
10K
PR124 10K
PC214
4.7UF/16V(1206)
PQ71
DTC114EUA
C
E
B
PC34
0.01U
1
2
PR118 0
PR121 0
+
PC37
330U/3V
PU3
SC1470
1
2
3
4
5
6
7 8
9
10
11
12
13
14
EN/PSV
VIN
VOUT
VCCA
FBK
PGOOD
GND PGND
DL
VDDP
ILIM
LX
DH
BST
PQ70
352AP
PR201 *0
PR200
100K
PC215
100P
PR202 30K
PC216
0.1UF
PC221
10UF
PR126
10K
PQ51
2N7002
G
DS
PQ11
2N7002
G
DS
PR120 10
PD2
RB751V
AC
PR27 100K
PD3
20QS04
A C
PR125
1M
PQ12
RSS090N03
4
62 73 8 5
1
PC30 0.1uF
PC35
0.1uF
+
PC38
*330U/3V
PR123
10K 1%
PC36
0.1uF
PC32
2.2UF(0805)
PL5 2.5UH(CH-3305A)
PQ13
RSS090N03
4
62 73 8 5
1
PR122
4.99K 1%
PC152
10U_1210(25V)
1
2
PJ4
6mm
1 2
PR119
13.7K
PC31
*0.1uF
PC42
0.1uF/50V
1
2
PC153
10U_1210(25V)
1
2
+
PC224
47U/6.3V
PC223
1uF/50V
1
2
PC219
1uF/50V
1
2
PR207
10K 1%
PC226
1uF/50V
1
2
PC222
0.01U
1
2
PJ10
4mm
1 2
PU17
CM8562
1 6
3
5
4
2
7
8
VIN VCCA
VOUT
REFEN
VOUT
VFB
AGND
PGND
PR209
10K 1%
PR208 100K
PQ72
2N7002
G
DS
PQ73
2N7002
G
DS
PC225
*10UF
AUDIO_ONH
PS_ON[31,37,40]
SUS# [40,41]
DD_ONH [39,40,41]
PWRS[30,37]
AUDIO_ON[25]
TEST [38,39,41]
VID_PWRGD [3]
VR_ON[38]
1.5VPG[27]
DD_ONH[39,40,41]
SUS#[40,41]
SUSB[40]
SUS#[40,41]
DJPWR_ON [24,25,31]
100mA
30 mil
30 mil
7A
2A