Back Light Driver - Sony DCR-PC100 Service Manual

DCR-PC100/PC100E

BACK LIGHT DRIVER

VF-138 (2/2)
1
VF-138 BOARD(2/2)
BACK LIGHT DRIVER(VFIED BLOCK)
A
-REF.NO.:10000 SERIES-
XX MARK:NO MOUNT
C5500
10u
6.3V
C5501
P
0.1u
B
C
INV_CURRENT
D
EVF_BL_GND
1
TO(1/2)
E
F
SIGNAL PATH
G
REC
16 PB
4-83
2 3 4
NO MARK:REC/PB MODE
R5511 0
Q5507
XX
C5502
XX
R5512
XX
Q5506
XX
R5513 R5502 R5503
XX 33k 8200
R5514
1.7
R5501 XX
8200
2.2 4.6
1.5
1.6
R5500
8200
1.6
R5504
1.0
1500
R5506
1.0
2200
0.4
R5505
TH5500
R5507
5600
47
EVF_BL Q5502
Q5500
2SD2216J-QR(K8).SO 2SD2216J-QR(K8).SO
Q5501 Q5503
2SD2216J-QR(K8).SO
2SD2216J-QR(K8).SO
COM
VG
VR
VB
BLK
HCK1
HCK2
HST
CLR
EN
VCK1
VCK2
VST
EVF_GND
C5503
1u
B
3216
E_12V
VIDEO SIGNAL
CHROMA Y Y/CHROMA
5 6
CN5501 6P
1 VCC1 VCC1
2 LED1 LED1
3 LED2 LED2
4 LED3 LED3
5 LED4 LED4
6 VCC2 VCC2
1.5 1.5
1.5
1.0 1.0
0.4 0.4 0.4
R5508 R5509 R5510
47 47 47
Q5500-5505
LED DRIVER
Q5504
2SD2216J-QR(K8).SO
Q5505
2SD2216J-QR(K8).SO
CN5502 16P
1 COM COM
2 G
3 R
4 B
5 BLK BLK
6 HCK1 HCK1
7 HCK2 HCK2
8 HST HST
9 RGT RGT
10 CLR CLR
11 EN
12 VCK1 VCK1
13 VCK2 VCK2
14 VST VST
15 VSS VSS
C5504
16 VVDD VVDD
XX
B
1005
4-84
7 8
1
LED902
2
BACK-LIGHT
3
4
5
6
1
G 2
R 3
B 4
5
LCD902
6
COLOR
7
LCD
UNIT
8
9
10
EN 11
12
13
14
15
16