AOC LM721A Service Manual page 22

17” lcd monitor
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Service Manual
LM721A
DC POEWR SUPPLY
VR7
VR6
15
15
ADC
ADC
ADC
ADC
VR4
VR3
15
15
12V or 14V
DC POWER SUPPLY
R1
R2
10K
22
Q1
D1
MMST3904
5.6B
CON101
+12V
3
Vin
2
GND
1
GND
88A-304-7K
VR5
15
C0N102
ADC
+12V
12
GND
11
+2.5V
10
+A2.5V
9
+3.3V
8
+A3.3V
7
GND
6
GND
5
+5V
4
+A5V
3
DIM
2
ON/OFF
1
ADC
3\8009-12G-H
VR2
15
NO
SW
OFF
VR1
0V~5V
10K
Rev: A
TV
R7
10
CON201
R3
120K
R4
1
120K
2
SM02(8.0)B-BHS-1-TB
CON202
1
2
SM02(8.0)B-BHS-1-TB
CON203
R5
120K
1
TV
2
R9
10
SM02(8.0)B-BHS-1-TB
CON204
R6
120K
1
2
SM02(8.0)B-BHS-1-TB
AOC (Top Victory) Electronics Co., Ltd.
Title
CONVERTER&INVERTER FUNCTION CIRCUIT
Size
Document Number
A
IDPC7425A6(715A963-1-2)
Date:
Saturday, July 13, 2002
R8
10
TV
R10
10
TV
Rev
A
Sheet
of
2
2

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