Power Board - AOC 203Vwa Service Manual

20" LCD Color Monitor

6.2 Power Board

BD901
2KBP08M
2 3
+ C907
100UF/450V
L902
1 2
4 3
7.0mH
L901
1 4
C901 C902
1000pF 2 3 1000pF
4.0mH
C909
C904
0.47uF
1000pF
R911
330KΩ 1/4W 330KΩ 1/4W 100KΩ 1/8W
R900 R902
NR901
NTCR
R901
330KΩ 1/4W
C903
1000pF
F901
FUSE
2 1
CN901
SOCKET
R905 C910
10KΩ 1/4W
1500pF/1KV
D900
BA159GPT
0.1uF C916 22uF/50V
C912 0.1uF C911
+ D901
UF4003PT
LL4148WP
D910
10Ω 1/4W
U1 R912
LD7575PS
R915
10KΩ 1/8W
C913
220pF R913
1KΩ 1/8W
C914
470pF/25V
R951
47Ω 1/4W
0.001uF/500V
R952
47Ω 1/4W
D920
SP10150
R909 T901
100KΩ 2W
4 9 2
5 7
6 11
4
10
31DQ06FC
D922
6
1 8
R910
7.5Ω 1/4W
3 12
POWER X'FMR
47Ω 1/4W
R954
C921 0.001uF/500V
0.0033uF/250V R955
47Ω 1/4W
C905
Q901
STP10NK700V
C900
0.0022UF
R916
0.43Ω 2W
R922
470Ω 1/4W
R925
1KΩ 1/8W
PC123X2Y FZOF
IC902
C928
0.1uF
R928
1KΩ 1/8W
IC921
KIA431A-AT/P
22
C920
3.5uH
L921
+ + + + C925
470uF/25V
C924 C922 C923
680uF/25V 680uF/25V 680uF/25V ZD920
PTZ9.1B
3.5uH
L922
+ C926 + C932 + C927
1000uF/16V 1000UF/16V 470uF/16V
ZD921 ZD922
RLZ13B RLZ5.1B
R923
10KΩ 1/8W
R924
D915 D916
3.6KΩ 1/8W
1N4148W 1N4148W
C929
0.1uF
R927
100Ω 1/8W
100Ω 1/8W
R930
R929
2.4KΩ 1/8W
Title
2.POWER
Size Document Number
B G1823-C-AO-X-1-070312
Date: Monday , March 12, 2007
AOC 203Vwa
+12V
R931
10KΩ 1/4W
+5V
CONNECTOR CN902
10
9
8
7
6
5
4
3
2
C931 C930 1
0.1uF 0.1uF
R956
33KΩ 1/8W
DIM
ON/OFF
Rev
A
Sheet 2 of 3