ViewSonic VX910 Service Manual page 52

5
D
12Vin
FUSE1
0/1206
1
C
B
+5V
A
ViewSonic Corporation
5
4
C57
1u/8
R63
0/1206
VCC12
2
C59 C63
C58
0.1u/6 330u/16V
0.1u/6
R67
1K/6 1%
+5V
U22
L34
3
VIN VOUT
CX000800000/1206
1
ADJ/GND OUT
LT1117/TO223
C68 +
100u/16V R84
200/6
U23
L31
3
VIN VOUT
CX000800000/1206
1
ADJ/GND OUT
C70 + LT1117/TO223
100u/16V
330/6
Confidential - Do Not Copy
49
4
3
U21
8 1
BOOST DC
R17 47/6
7 2
IS DE
R16 330K/6
6 3
VCC CF
5 4
FB GND
C102
R79
AIC1563 120p/6
240K/6 1%
R66 3K/6 1%
C66 2200p/6
VDD2V5
0.8A Max
2
R83
4
200/6
+ C69
100u/16V
VDD3V3
0.8A Max
2
R85
4
200/6
+ C71
R86
100u/16V
VX910
3
2
D1
1SS355
Q13
D9 C67
0.1u/6
1SS355
Q17
MMST3906
R78
1K/6
L21
2 1
47UH
D26
RB081L-20
Title
POWER
Size Document Number
Date: Thursday, February 19, 2004
2
1
D
+5V
L33
C
CX000800000/1206
B
A
Rev
DISPLAY B
SCHEMATIC1
Sheet 8 of 8
1