Service manual

Model
Title
Date Rev:
ViewSonic Corporation
E
VOLUME3
STBY
3
5DVCC3
DGND
AGND
5VA
5VA
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
CA13
0.1uF
FBA1
BED/6
CA2
0.1uF
FBA10 BED/6
CA1
0.1uF
FBA5 BED/6
CNA3
2PIN 2.0mm180"
1
2
CNA2
2PIN 2.0mm180"
1
2
+
CA12
2.2uF_16V
RA5
47K
FBA8 BED/6
RA8
NC/1R2
+
CA3
10uF_16V
FBA2
FEB/1206
CA6
NC/180PF
UA1
APA20
65
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
ROUT+
SHUTDOWN
RIN-
GND
GND
VOLUME
LOUT+
LIN-
VDD
LOUT-
BYPASS
GND
GND
SE/BTL
ROUT-
VDD
CA4
1uF
FBA4
BED/6
CNA1
PHONEJACK 5P
1
2
3
4
5
CA10
NC/180PF
RA9
NC/1R2
FBA6
BED/6
CA8
1uF
RA7
47K
CA16
NC/0.1uF
+
CA11
100uF_16V
FBA9 BED/6
RA6
10K
CA15
NC/0.1uF
RA4
10K
FBA7 BED/6
RA3 15K
ViewSonic Corporation Confidential - Do Not Copy VA903b-1_ VA903m-1
68