AOC LM927U Service Manual page 20

19” lcd monitor
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CON402(PITCH 2.54)
CN201
GND
ON_OFF
1
2
GND
DIM
3
4
VCC12V
VCC12V
5
6
GND
GND
7
8
VCC5V
VCC5V
9
10
GND
GND
11
12
VCC5V
R203
1K
 
1/16W
Brightness
R204
10K
 
R205 4.7K
1/16W
 
1
Q202
4
AdjBACKLITE
PMBS3904
C
B
E
VCC5V
R206
R208
10K
 
1/16W
10K
 
R207 4.7K
 
1/16W
1
Q204
6
onPanel_5V/3.3V
PMBS3904
C207
0.1uF
VCC12V
VCC12V
R201
4.7K
 
1/16W
VCC5V
D201SCHOTTEYDIODE
VCC5V+
VCPU
FB201
600 OHM
C202
C204
C203
C205
+
+
0.1uF
220uF/25V
0.1uF
220uF/25V
1/16W
+
C206
10uF/16V
VLCD
VLCD
5
VCC5V
VCC3.3
1/16W
R209
R210
Q203
AO3401
0
 
1/16W
NC
+
C208
R211
10uF/16V
10K
 
1/16W
VCC5V
R202
6
10K
 
1/16W
C201
R212 4.7K
 
1/16W
1
onBACKLITE 6
0.1uF
Q201
PMBS3904
C
VCPU
6
B
E
VCC5V
3,6
20
AOC LM927U
VCC5V+
SOT-223
D202
U201
DIODE
RT9164-25CG
3
2
VI
VO
C210
0.1uF
VCC5V+
TO-263
U202
AIC1084-33M
3
2
VIN
VOUT
1
ADJ
C214
C215
+
0.1uF
47uF/16V
Title
MST8131A for AOC
Size
Document Number
B
Date:
Friday, March 26, 2004
VCC2.5
VCC2.5
4
C211
+
C212
47uF/16V
0.1uF
VCC3.3
VCC3.3
4
VAA1
VAA1
4
C216
VAA2
0.1uF
VAA2
4
VAA3
VAA3
4
VAA4
VAA4
4
Rev
POWER
A
Sheet
2
of
6

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