Service manual

5V_MAIN=2.5A
3.3V_MAIN MAX 5A
(GM5120)
(GM5120)
(GM5120)
Close to GM5120
B
2
C
3
E
1
Debug
NC
0805
LESR
08050805
C
VP191 for FJ-11AA
1
6
Tuesday, October 12, 2004
POWER
Title
Size Document Number
Rev
Date:
Sheet
of
+12VA
BRI
ON
BLON3
PNL_EN3
BRIGHT3
+5V
+3.3VD
+2.5VD
2.5V_VDD
2.5V_AVDD
3.3V_AVDD
+3.3VA
3.3V_DVDD
+5V
+12VA
+12VA
+5V
+3.3VA
VPL
+5V
+5V
+3.3VD
+5VIN
+12VIN
+2.5VD
+5V
+12VA
GND
+12VA
+12V
L11 BEAD /0805
C42
0.1uF
C3
0.1uF
C11
0.1uF
C44
1000uF/10V
C13
NC
C1
100uF/16V
JP2
BNC-2
2
3
1
R4
330/1%
C6
470uF/16V
C45
0.1uF
R7
200/1%
C38
100uF/16V
U1
AIC1084
3 1
2
VIN VOUT
GND
L9 BEAD /0805
C2
0.1uF
R3
4.7K
C46
0.1uF
C48
0.1uF
R11
750R
L8 22uH
C51
0.1uF
C40
0.1uF
L4 22uH L5 22uH
C53
NC
C34
0.1uF
R1
330/1%
C43
0.1uF
C52
NC
R13
33
D1
IN5822
C176
0.1uF
R6 0
R12
10K
C15
100uF/16V
U2
XC6201
3 1
2
VI VO
GND
R2
NC
L10 BEAD /1206
R5
1K
C33
0
Q3
2N3904
1
2 3
C27
100uF/16V
C4
100uF/16V
C21
10k
C39
0.1uF
C8
0.1uF
C19
100uF/16V
C41
0.1uF
L1 22uH
C36
0.1uF
U4 AP1501
1 2
4
5 3
+VIN VOUT
VOS
S.S GND
C28
0.1uF
R14
NC
C20
NC
C22
100uF/16V
L6 BEAD 0805
C14
NC
JP1
HEADER 10-2.0
1
2
3
4
5
6
7
8
9
10
C31
0.1uF
C49
NC
C24
0.1uF
C17
0.1u
U3
AIC1084
3 1
2
VIN VOUT
GND
C23
0.1uF
C16
100uF/16V
R9
100K
C25
100uF/16V
C5
0.1uF
R8
330/1%
C18
0.1u
CN1
TU2001WNR-5P
1
2
3
4
C12
0.1uF
C54
NC
L3 150uH
C47
0.1uF
SOT
23
D
G S
MOSN
N
Q1
AO3400
Power NMOS
NMos
1
3
2
C50
NC
C35
0.1uF
R10
100K
C30
1000uF/10V
C10
2200uF/16V
Q2
2N3904
1
2 3
C29
0.1uF
C7
0.1uF
10. Schematic Diagrams
70
ViewSonic Corporation Confidential
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Do Not Copy VP191b/s