BELINEA 101910, Service Manual

Page: 45 / 66

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
0.8A Max
0.8A Max
DISPLAY
POWER
8 8 Wednesday, May 12, 2004
B
SCHEMATIC1
Title
Size Document Number Rev
Date: Sheet of
+5V
+5V
VDD2V5
+5V
VDD3V3
VCC12
12Vin
FUSE1
0
1 2
C58
330u/16V
R78
1K/6
D9
1SS355
+ C69
100u/16V
D1
1SS355
C59
0.1u/6
L21
47UH
1 2
R17 47/6
R84
200/6
R83
200/6
+ C68
100u/16V
+ C71
100u/16V
L31
CX000800000/1206
L34
CX000800000/1206
R79
240K/6 1%
C66 2200p/6
R67
1K/6 1%
C6
0
1nF/6
C6
2
1000u/6.3V
+ C70
100u/16V
C67
0.1u/6
R66 3K/6 1%
C63
0.1u/6
C6
1
0.1u/6
U21
AIC1563
1
2
3
4 5
6
7
8
DC
DE
CF
GND FB
VCC
IS
BOOST
R63
0.33/1206
L33
CX000800000/1206
C102
120p/6
Q13
N
D
S
9410A/SO
2 3 4
5 7 6 8
1
C57
1u/8
D26
RB081L-20
2
1
U23
LT1117/TO223
1
2 3
4
ADJ/GND
VOUT VIN
OUT
U22
LT1117/TO223
1
2 3
4
ADJ/GND
VOUT VIN
OUT
R16 330K/6
R85
200/6
R86
330/6
Q17
MMST3906