Panasonic TH-42PW6EX Service Manual page 38

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SC
Scan Drive Board
A
IC6605
BUFFER
TO D20
SC20
CSH
18
8
12
IC6607
CSL
17
6
14
BUFFER
12
4A
4Y
11
CBK
14
4
16
1
1A
1Y
3
9
3A
3Y
8
4
6
2A
2Y
2
5
10
13
CMH
20
15
5
9
11
CML
19
17
3
B
CEL
13
2
18
IC6606
BUFFER
CPH
9
11
9
CEL2
8
13
7
C
CL
2
2
18
CLK
3
4
16
SIU
4
6
14
SID
6
8
12
SCSU
7
17
3
D6584
SOS1
11
D
SOS2
12
TO P2
SC2
VSUS
1
VSUS
2
TO P23
SC23
+15V
1
+15V
2
E
TH-42PW6/TH-42PWD6
SC-Board Block Diagram
1
IC6602
FET DRIVER
CSH
D6624
Q6621
12
8
L6611,12
L6615,16
1/2 Vo
CSL
14
1
Q6624
D6629
IC6601
S2 CMH
FET DRIVER
VSUS
Q6611
Q6601
Q6612
Q6602
12
8
S3 CML
14
1
Q6613
Q6605
Q6614
Q6606
IC6603
VBK GEN
FET DRIVER
Q6671 Q6673
VSUS
14
Q6672
IC6604
Q6641
12
8
Q6642
Q6603
Q6604
IC6581
Q6581
D6583
(RED LED)
2
3
IC6501
D6505
BUFFER
PHOTO COUPLER
CL
3
5
1
2
5
3
D6506
13
12
9
PHOTO COUPLER
CLK
11
3
5
D6507
IC6502
BUFFER
PHOTO COUPLER
SIU
FSIU
3
5
1
2
D6508
PHOTO COUPLER
SID
FSID
3
5
3
4
D6501
PHOTO COUPLER
5
6
CEL2
PROU
3
5
9
8
PROD
11
10
IC6511
FET DRIVER
SC
Q6511
Q6501
2
7
SC
4
Q6512
Q6476
VAD+15V
Q6477
D6502
IC6521
CPH
Q6520
FET DRIVER
PHOTO COUPLER
Q6521
CPH
1
5
Q6502
2
7
VSET INSERT
4
Q6530
CPH
D6503
IC6541
CEL
PHOTO COUPLER
FET DRIVER
Q6541
CEL
Q6503
1
5
2
7
VSET2 INSERT
4
Q6551
Q6552
CEL
D6504
IC6542
PHOTO COUPLER
FET DRIVER
VAD INSERT
SCSU
1
5
Q6504
2
4
Q6553
D6559
D6458
Vf5 SOS
D6468
D6467
Vfo SOS
D6470
D6469
VSCAN SOS
D6479
D6480
VAD SOS
4
FCLD
6
FCLU
4
FCLKD
8
FCLKU
10
VSCN
VSET REG.
Q6491 Q6492
VSUS
IC6491
VSET
Q6522
Q6527
VSCN GEN VSET
Q6462
Q6461
Q6463
D6417
Q6542
T6461 IC6456
IC6453
IC6455
Q6547
VSCN GEN VSET
5V
15V
Q6451
Q6452
Q6454
Q6455
3
1
3
T6451 IC6451
D6454
IC6452
VAD GEN
Q6471
Q6472
Q6474
Q6475
Q6555
D6474
IC6471
VAD
SCSU
T6471 IC6472
5
6
TO SD44
SC44
FSID
A1
B1
FSID
FCLD
A2
B2
FCLD
FCLKD
A3
B3
FCLKD
PROD
A4
B4
PROD
VF5V
A5
B5
VF5V
A6
B6
A7
B7
Vf
Vf
A20
B20
TO SD43
SC43
A1
B1
Vf
Vf
A10
B10
VSCN
VSCN
A11
B11
VSCN
A12
B12
A13
B13
Vfo
Vfo
A20
B20
SC41
TO SU41
FSIU
A20
B20
FSIU
FCLU
FCLU
A19
B19
FCLKU
FCLKU
A18
B18
PROU
A17
B17
PROU
VF5V
A16
B16
1
VF5V
A15
B15
A14
B14
Vf
Vf
A1
B1
TO SU42
SC42
A20
B20
Vf
Vf
A11 B11
VSCN
A10
B10
VSCN
A9
B9
VSCN
A8
B8
Vfo
Vfo
A1
B1
TH-42PW6/TH-42PWD6
SC-Board Block Diagram
7
8

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