LG RD-JT30 Service Manual page 57

5
D
C
B
VBIASEN
A
5
4
VREF5
R82
27K
P12V
R86
27K
QP1A
MUN5215DW1T1
R2
R1
VCC 2EN Z VCC2N6
QP1B R89
4.99KF
MUN5215DW1T1
R2
R1
P12V
R90
VREF5 2K
R91
27K D5
LM4040
VPOSRAIL
VPBOPP
R96
27K
QP2A
MUN5215DW1T1
R2
R1
VPBSEN
QP2B
R2
MUN5215DW1T1
R1
BIN B BIN C
23V 24V
R99 R100
825F 523F
U16
SIL902DL
2
D MD BIN0
D MD BIN0
D MD BIN1
D MD BIN1
D MD BIN2
D MD BIN2
D MD BIN3
4
3
P12V P12V
C120
0.1U K
1 Q6
16V MMBT2222A
R83
24.3F
U 14
3
VCC2N1 R84 24.3F VCC2N2 V C C2N4
1
4
OPA237 R87
10
Q7
1
UMT2907A
R88 2KB
VPOSRAIL VPOSRAIL
Q8
1
FZT649
C123
1 U Z VPBSN6
50V
0805 R92
24.3F
U 15
3
VPBSN4 R93 10 VPBSN5
1
4
R95
OPA237 24.3F
VPBSN8
Q9
1
UMT2907A
VPBOPN R97
20KB
R98
4.75KB
BIN D BIN E
25V 26V
VPBSN20
R101 R102
249F 0F
U17
SIL902DL
2
D MD BIN3
3
2
VCC2
R85 1 VCC2
C121 C122
0.1U K 4.7U Z
0805 1210
50V 50V
VBIAS
VPBSN7 R94 1
C124 C125
4.7U Z 0.1U K
1210 0805
50V 50V
2
1
D
C
B
A
1