ViewSonic VA703b Service Manual page 74

11.6 Inverter
RJ802
RJ801 0 1/8W RJ803
0 1/8W 0 1/10W
+12V
R802 R804
300K 1/8W
10K 1/8W
Q802
ON/OFF 1 PMBS3904
Q801
R803 PMBS3904
10K 1/10W
1
ZD801
N.C C801 RLZ5.6B
0.1uF/50V
N.C R806
470 1/8W
+5V
N.C R838
0 1/8W
DIM
R808 R809
470K 1/8W 1M 1/10W
R812
10K 1/10W
J811
TIN COATED
J812 J814 J815 J816
TIN COATED TIN COATED TIN COATED TIN COATED
J818
TIN COATED J819 J820 J821
TIN COATED TIN COATED TIN COATED
J823
TIN COATED
AOC (Top Victory) Electronics Co., Ltd.
Title
2. FOR 17" 4 LAMPS INVERTER
Size Document Number
PWPC1742HDE1
Date: Wednesday , April 12, 2006 Sheet 1 of 1
ViewSonic Corporation
RJ804
0 1/8W
C828,C829
R805
N.C C828
+
470 1/8W 0.1uF/50V
C811
470UF/25V
Q803
PMBS3904
1
N.C R839
VCC
33K 1/8W 1000P/50V
R807 Q805
22 1/8W AM9945
R842
IC801
10 1/10W
1
DRV1 PGND
2
VDDA DRV2
3
TIMER GNDA
4
DIM CT
5
ISEN SSTCMP
6
VSEN LCT
7
OVPT ENA
8
NC1 NC2
OZ9938
J817
TIN COATED
J822
TIN COATED
C820
+
470UF/25V N.C C829
0.1uF/50V
N.C R840
33K 1/8W
Rev
A
Confidential - Do Not Cop
PT801
80GL19T-8-DN
5 7
3
4 C816
12PF/3KV
1 8
C817
5PF/3KV
N.C C814 R821
100K 1/10W
R820
15K 1/10W
N.C R823
D801 75K 1/10W
BAV70
N.C R844
39K 1/10W
R837
16 10 1/10W
15
14
13
1Mohm brust frequency:400HZ
12
11
10
9
PT802
80GL19T-8-DN
5 7
3
4 C825
12PF/3KV
1 8
C826
N.C C815 R831
5PF/3KV
100K 1/10W
1000P/50V R830
15K 1/10W
Q806
AM9945
D803
BAV70 75K
- 74 –
VA703b/VA703m
R822 2
3M / 1/2W
3
1 D802
BAV99
R827
3.6K 1/10W
R832
3M / 1/2W
2
1 D804
BAV99
R834
N.C R833 3.6K 1/10W
1/10W
CN801
2
R836
1K 1/10W
1
33G8021-2D-U
CN802
2
1
33G8021-2D-U
R825
560 1/10W
CN803
1
R843
1K 1/10W
2
33G8021-2D-U
CN804
1
2
33G8021-2D-U
R835
560 1/10W
3