AOC WLA190TWE Service Manual page 18

19.5" LCD Color Monitor
CN701
6
5
4
3
2
1
CONN
CN702
9
8
7
6
5
4
3
2
1
NC/CONN
C717
NC
+5V
BKLT-VBR1
BKLT-EN
VCC3.3
R712
R798 NC
Audio_VOL
100R 1/16W 5%
VCC3.3
R711
NC
R713 100R 1/16W 5% Audio_Mute
Audio_Mute
R726
NC
VCC3.3
R717
NC
R720
NC
PS_EN
Belling as main source
+5V
+5V 2,3,4
C701
10uF 16V
VCC3.3
R701
4.7K1/16W
BKLT-VBR1
adj_BACKLIGHT
R704 100OHM
BKLT-EN
Audio_VOL 4
C705
100N 16V
4
R715
NC/0R05 OHM
4
4 PANEL_ENABLE
R709
22K1/16W
R710
4.7K1/16W
T P V ( Top Victory Electronics
絬 隔 瓜 絪 腹
Key Component
Thursday , May 23, 2013
Date
18
U701
BL1117-33CX
3 2
VI VO
SOT 223
Both 223 and 252
foot-print
VCC3.3
U702
NC/BL1117-33CY
3 2
VCC3.3
VIN VOUT
SOT 252 C704
C702 C703
100N 16V 100N 16V 22uF 10V
4
R716
on_BACKLIGHT 4
100R 1/16W 5%
PANEL_VCC
+5V
R706
10K
R707
100K1/16W
C706
Q703 R708 220N16V
NC
LMBT3904LT1G
C707
100N 16V
3 D
1 2
G S
AO3401L
Co . , Ltd. ) OEM MODEL
TPV MODEL
PCB NAME
Sheet 5 of 5
AOC WLA190TWE
4
Q702
AO3401A
+5V
Size Custom
Rev A
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