Sc-Board (2 Of 2) Schematic Diagram - Panasonic TH-42PX20U-P Service Manual

TH-42PX20U-P

14.68. SC-Board (2 of 2) Schematic Diagram

SC-BOARD TXNSC10QJS (2/2)
!
1
2
B3PBA0000191
D6505 PS9114-F3-A
1 5
C6575
R6505
16V 1u 2.2k
4 1
2
R6575
470
2 3
3
AB_CL
C6505
16V
4
1u
D6506 B3PBA0000191
5
1 5
6
C6576 R6506
2.2k
7
16V 1u
4
R6576
470
2 3
AB_CLK
C6506
16V
1u
D6507 B3PBA0000191
1 5
C6577 R6507
2.2k
16V 1u
4 1
R6577
2
470
2 3
3
AB_SIU
C6507
16V
4
1u
D6508 B3PBA0000191
5
1 5
6
R6508
C6578
2.2k
7
16V 1u
4
R6578
470
2 3
AB_SID
C6508
C6509
16V
50V
1u 1000p
R6509
2.2k
D6501 B3PBA0000191
1 5
C6571 R6501
2.2k
16V 1u
4
R6571
470
2 3
AB_CEL2
C6501
R6467
16V
1.2k
1u
R6468
4.7k
Q6477
2SD0601A0L
D6459
3 D6458
MA2J11100L
B3PBA0000062
4
5
D6502 B3PBA0000191
AB_CPH
1 5
R6502
IC6512
2.2k
AN78L05M-E1
4
R6572 C6502
16V 1u
470
2 3
R6500 R6650
1.2k 1k
G
R6484
4.7k
D6469 S D
B3PBA0000062 Q6502
D6470
MA2J11100L 2SK062000L
6
7
8
D6503 B3PBA0000191
AB_CEL
1 5
R6503
2.2k
4 C6517
2 3
R6573
470
C6503
AN78L05M-E1
16V 1u
D6504 B3PBA0000191
R6504
R6648
2.2k
AB_SCSU 1k
1 5
4
R6482
R6649
4.7k R6574
1k
470
2 3
C6504
D6479
D6481 16V 1u
MA2J11100L R6481 R6483 R6469
MAZ83300ML 2.7k
2.7k 2.2k
D6482
MAZ83300ML D6532
D6480
MAZ80510LL
B3PBA0000062
TH-42PX20U-P
SC-BOARD (2 of 2) Schematic Diagram
8 9
Q6491
R6602
2SD1263AP0LB
470
*
D6492 D6500
R6492
B0ECHP000001 MA2C165001VT
220k
1%
R6491 R6594 R6493
100k 100k 220k
Q6492 1%
R6801
68
AA_FCLD 2SC1473AEA
AA_FCLU
R6497
R6802 C6492 10k R6494
68 14.3k
350V
10u IC6491 1%
14
AN1431M-E1
13
R6495
5.23k
VSET
IC6501 12 1%
11
C0JBAB000417 R6803
68 AA_FCLKU
10 D6499
B0JCME000025
D6485
BUFFER 9
MAZ80560HL
IC6455
AA_FCLKD
8
R6804 AN78L05M-E1
68
+5V(HT2)
IN
D6486 1 3
MAZ80560HL OUT
C6580
COMMON
R6805
16V
68 2
R6806 1u AA_FSID
C6467 C6466
68 AA_FSIU 25V 25V
4.7u
4.7u
D6518
14
B0JCME000025
13
D6489 IC6454 IC6453
12 MAZ80560HL
IC6502
AN78L05M-E1
AN78L15ME1
11
R6807
C0JBAB000417
68 AA_PROD
10
1 IN 3 1 IN 3
OUT OUT
9
R6808
BUFFER
68
AA_PROU COMMON COMMON
8
2 2
C6581
D6490 C6463 C6462 C6461
16V
50V
1u MAZ80560HL 25V 25V
4.7u 4.7u 100u
R6579
150
IC6511
D6509
MA2J11100L R6643
C0ZBZ0000735
1k
C6512
R6518
25V
10k
4.7u 1 8
Vcc Vb
G
C6511
25V 4.7u
2 7
In Ho
S D
R6519
Q6501
100
2SK062000L 3 VSCN 6
Gnd Vs
4 5
R6488 Lo NC
10k
Q6476
2SD0601A0L R6486
10k
D6478
R6485
R6487
D6477 B0HCKS000001
10k
4.7k
MA2J11100L
FET DRIVER
D6510 IC6521 D6521
R6553
B0JCME000025 B0ECHP000001
150
C0ZBZ0000735
C6522
35V C6521
R6520 C6510
47u 25V
25V 1 8 D6515
10k Vcc Vb
4.7u 4.7u
MAZ82400ML
IN
1 3
OUT
2 7
In Ho
C6515
C6514
R6510
16V COMMON 25V
100
1u 2 4.7u
3 6
Gnd VSET Vs
D6520
+5V(HT3)
4 5 MA2J11100L
Lo NC
R6530
R6529
10
Q6523
2SB1073001TV
D6552
B0JCME000025
IC6541
Q6525
IN
1 3 R6601
2SD21850RL
OUT R6551 150
10k C0ZBZ0000735
16V COMMON D6541
1u
2 C6516 1 8 B0HCKS000001
Vcc Vb
25V
C6542
C6541
4.7u
25V
25V 4.7u
4.7u
IC6543
2 7
In Ho
R6552 R6550
100 47
Q6526
3 6
Gnd Vs
G
2SB1073001TV
VSET
Q6503
2SK062000L 4 5
Lo NC
FET DRIVER
S D
R6580
10k D6544 MA2J11100L
R6558
C6543
Q6551
G
1000p
R6556 10k
Q6504 2SD0601A0L 2
3.9k
2SK062000L 3 1
R6557
S D
R6581 10k
D6545
R6555
100 MAZ80510LL
100k
R6554 D6549
100k
MA2J11100L
R6595 R6596 Q6524
4.7k 4.7k
2SD21850RL
10 11
C6435
25V 220u
+
C6434
R6433
50V T6431
Q6431 100k C6432
Q6432 0.01u
50V ETS13TB139AP
B1BBCJ000003
2SB0709ARL 4700p L6431
1/2W
# 1 NC 10 J0JJC0000021
R6434
Q6435 N4
R6435 2 9 D6436
220
D6433
2SD0601A0L 3.3k B0JCKG000001
MA2J11100L
4 3 3 NC
C6436
C6433 50V
R6431 4 7
R6432
16V 220u
1 N2
1
1 2 1u
1/2W 1/2W
5 NC 6
IC6434
B3PBA0000062
D6456
B0ECHP000001
C6455
25V 220u
+ L6451
J0JJC0000021
C6454
Q6451 R6453
50V
22k T6451
C6452
0.01u
B1BBCJ000003 50V G4D1A0000072
0.01u PDPT-5
1/2W
# 1 8
R6454
Nd N2
R6455 220
D6453
3.3k 2 7
MA2J11100L
C6456
4 3
N1 160V
3 6 100u
NC
R6449 R6450 C6453
1 1 16V
1 2
1/2W 1/2W 1u
4 5
NC
Q6455
Q6452 D6454
B3PBA0000062
2SD0601A0L 2SB0709ARL
C6475
25V 220u
+
Q6471
R6480
C6474
R6473 50V 10k
B1BBCJ000003
22k C6472 T6471
0.01u
50V G4D1A0000072
0.01u
PDPT-5
# 1 8
L6471
R6474
Nd N2 J0JJC0000021
R6475 220
3.3k D6473 2 7
1/2W
MA2J11100L
4 3 D6476
N1
3 6 B0ECHP000001
C6473 NC
R6490 R6496
16V
1 1
1 2
1/2W 1u
1/2W 4 5
NC
Q6475 Q6472 D6474
B3PBA0000062
2SD0601A0L 2SB0709ARL
R6513 D6512
10
MA2J11100L
D
R6514 Q6511
470
G B1DFGL000005
S
R6515
D6513
MA2J11100L 100k
R6511
2.2
3W
R6516 =
D6514
10
MA2J11100L C6513
R6512
160V
2.2
D 100u 3W
R6517
Q6512
470 =
G B1DFGL000005
S
C6524 C6525
D6522 INIT-R 200V 200V D6526 D6523
R6527
B0ECHP000001
MA2J11100L 1000p 1000p B0HCMM000009
1k
R6524
1.8k D
R6522 1% R6528 1k
Q6521
0
B1DFES000001
G S
R6526
Q6520
D6524 47
R6521 MAZ80510LL
2SD0601A0L R6525
100k
D6525
100k
MA2J11100L
Q6530 Q6531 Q6532 Q6533 Q6534 Q6535 Q6536
Q6537
2SK349400L 2SK349400L 2SK349400L 2SK349400L 2SK349400L 2SK349400L 2SK349400L 2SK349400L
D D D D D D D
R6531 R6532 R6533 R6534 R6535 R6536 R6537
47 47 47 47 47 47 47 47
S S S S S S S
G G G G G G G
Q6540 Q6541 Q6542 Q6543 Q6544 Q6545 Q6546 Q6547 Q6548
2SK373100L 2SK373100L 2SK373100L 2SK373100L 2SK373100L 2SK373100L 2SK373100L 2SK373100L 2SK373100L
D D D D D D D D
S S S S S S S S
G G G G G G G G G
R6540 R6541 R6542 R6543 R6544 R6545 R6546 R6547
10 10 10 10 10 10 10 10
D6542
MA2J11100L
IC6542
FET DRIVER
C0ZBZ0000735
C6546
25V
C6544 D6546 D6548 4.7u
200V MAZ83300ML 1 8
MAZ83300ML Vcc Vb
1000p
R6559
C6545 D6547
2.2k 2 7
200V 200V MAZ83300ML In Ho
1000p
INIT-F
3 SCN 6
Gnd Vs
D
R6560
47
4 5
Lo NC
S
G
Q6552
B1DADU000001
12 13
130
TP77
SC41
R6439 C6437 R6436
50V 154k
2.2k
R6498
0.1u 1% A20
8.2
1W TP40 B20
R6437
0 A19
IC6431 C6493
TP41
630V B19
2200p
A18
AN1431M-E1
R6440 TP42
B18
R6438
2.2k
22k
A17
1%
TP43
B17
D6495
A16
B0HCKS000001
TP44 B16
A15
TP76
VSCN
B15
A14
Q6454 R6456 TP45
D6483 B14
453k
B0JCME000025
2SD814ATX
1% A13
R6459
100k
B13
AVR15V
A12
R6457
IN R6464
3 1 10k B12
27k
OUT
1%
2W A11
COMMON B11
R6460
2
10k C6458 R6458 A10
C6459
10k
25V
IC6451 B10
+ 1%
4.7u
25V 47u A9
B9
IC6452 AN1431M-E1
A8
AN78L15ME1 B8
A7
B7
R6441
2.2k
Q6474 A6
C6476 R6476
TP54
160V 2SD814ATX B6
324k
100u
A5
VAD TP55
R6479 B5
100k C6465 IC6472
A4
50V 0.1u
TP56
B4
AN1431M-E1
R6472 A3
0
TP57 B3
R6442
R6477
5k 10k
A2
TP58
B2
A1
1% R6478 R6443
IC6471 B1
6.98k 4.7k TP70
L6472
AN1431M-E1
TO
G0ZZ00002183
SU-BOARD
(SU51)
SC42
A20
B20
A19
B19
R6592
220k A18
C6526 B18
250V
R6593
A17
47u
220k
B17
A16
TP59 B16
A15
TP60
B15
Q6539 Q6554 Q6555
Q6538
A14
2SK349400L 2SK349400L 2SK349400L 2SK349400L
TP61
B14
D D D D D A13
R6538 R6539 R6644 R6645
TP62
47 47 47 47 B13
S S S S S
G G G G G A12
TP63 B12
A11
B11
A10
B10
A9
B9
A8
Q6549 Q6556 Q6557
R6566
R6567 B8
2SK373100L 2SK373100L 2SK373100L R6565 0
3.3k 100k
D D D D A7
1%
Q6550
1W B7
R6568
2SC1473AEA
S S S S 100k
G G G A6
1%
R6548 R6549 R6646 R6647
B6
10 10 10 10
A5
D6543 R6570
R6569
MAZ80510LL
10k 100k B5
1% 1%
A4
B4
A3
B3
A2
B2
A1
Q6564
Q6562 Q6563 B1
B1DFES000001
B1DFES000001 B1DFES000001
D D D TP83
D6550 TP84
R6562 R6563 R6564
MA2J11100L
5.6 5.6 5.6
G S G S G S
TO
SU-BOARD
R6561 C6550
47 160V (SU52)
Q6561 100u
2SB1073001TV
TH-42PX20U-P
SC-BOARD (2 of 2) Schematic Diagram
14
SC43
A20
B20
A19
AA_FSIU
B19
AA_FCLU A18
B18
AA_FCLKU A17
B17
A16
AA_PROU
B16
A15
B15
A14
TP80
B14
TP81
A13
B13
A12
B12
A11
B11
A10
B10
A9
B9
A8
B8
A7
B7
A6
B6
A5
B5
A4
B4
A3
B3
A2
B2
R6605
220k A1
B1
R6606
220k
TO
R6607
220k
SD-BOARD
(SD51)
+
C6598
160V
100u
SC44
A20
B20
A19
B19
A18
B18
A17
B17
A16
B16
A15
B15
A14
B14
A13
B13
A12
B12
A11
B11
A10
B10
A9
TP51
B9
A8
B8
A7
TP50 B7
A6
TP49
B6
A5 AA_PROD
TP48
B5
A4 AA_FCLKD
TP47
B4
A3
AA_FCLD
TP46 B3
A2
AA_FSID
B2
A1
B1
TO
SD-BOARD
(SD52)
15