Panasonic TH-42PA25U-P Service Manual page 318

SC-BOARD TXNSC10QBS (2/2)
1
2
D6505
K7GBZEE00006
1 6
R6505
2.2k
C6575 5
16V 1u
AA_CL
3 4
R6575
C6505
470
16V
D6506 1u
C6576
K7GBZEE00006
16V
1u
1 6
R6506
2.2k
5
C6506
R6576
470
AA_CLK 3 4 16V
D6507
C6577
K7GBZEE00006
16V
1u
1 6
R6507
2.2k
5
R6577
AA_SIU 470
3 4
C6507
C6578
16V
D6508 1u
16V 1u
K7GBZEE00006
1 6
R6508
2.2k
5
AA_SID
3 4
R6578
470
C6508
16V
1u
C6571
3 D6463
MAZ80560HL
16V
1u D6501
K7GBZEE00006
1 6
R6501
2.2k
5
R6571
470
AA_CEL2
3 4
C6501
16V
R6468
1u
4.7k
R6467
Q6477
1.2k
D6459
MA2J11100L 2SD0601A0L
D6477
MA2J11100L
D6458
B3PBA0000062
Q6476
2SD0601A0L
K7GBZEE00006
D6502 R6502
1k
AC_CPH
1 6
5
C6502
16V
3 4 1u
4
5
R6484
D6470
4.7k
MA2J11100L
D6503
K7GBZEE00006
AA_CEL
1 6
6
R6503
7
5
8
3 4
R6573
R6483 C6503
470
6.2k 1/4W 16V
1u
D6482
R6482 MAZ83300ML
4.7k D6504
D6479
MA2J11100L D6481 K7GBZEE00006
MAZ83300ML
AA_SCSU
1 6
D6480
5
B3PBA0000062
C6504
16V
1u
3 4
R6574
470
TH-42PA20U
SC-Board(2of2)Schematic Diagram
10 11
D6492 Q6491
B0ECHP000001
2SC1473AEA
R6491 R6594
100k
100k
R6497
10k
C6492
AB_FCLD
350V
R6649
10u
68
R6650
68
AB_FCLU
1 14
2 13
3 12
IC6501
AB_FCLKU
4 11
C0JBAB000417 R6651
68
5 10
TC74HC14AF
D6485
6 9
MAZ80560HL
D6496
IC6455
BUFFER AB_FCLKD
B0JCME000025
7 8
R6652
AN78L05M-E1
68
D6486
MAZ80560HL
1u C6580
IN 3
1
OUT +5V(HT2)
D6487
16V 1u R6653 AB_FSID
MAZ80560HL
C6464
68 COMMON
25V
R6654 AB_FSIU 2
C6465
4.7u
25V
68
4.7u
D6488
MAZ80560HL
1 14
2 13
D6464
B0JCME000025
3 12 D6489 B0JCME000025
IC6502
MAZ80560HL
4 11
C0JBAB000417
R6665
AB_PROD
5 10 1 IN 3 1
TC74HC14AF
OUT OUT
68
6 9
COMMON COMMON
R6666
AB_PROU
7 BUFFER 8 2
68 C6463
C6462
25V
25V
4.7u 4.7u
C6581 D6490
C6509
IC6454
16V MAZ80560HL IC6453
50V
1u
1000p
AN78L05M-E1 AN78L15ME1
D6509
R6509
2.2k MA2J11100L
+5V(HT1) +15V(HT1)
FET DRIVER
R6585
1k
G R6517 IC6511
D6511
R6645
10k
B0HCMM000009
150
C0ZBZ0000735
R6511 D6512
S D C6511
MA2J11100L
10
Q6501 1 8
Vcc Vb
C6512
25V
2SK062000L 25V
R6518 R6512
4.7u 4.7u
100 470
2 7
In Ho
D6513 R6514
100k
MA2J11100L
3 6
Gnd Vs
SC
D6514
R6488 R6515
MA2J11100L
4 5 10
10k Lo NC
R6486 D6478
R6516
10k B0HCKS000001 Q6512
470
B1DFGL000005
R6485
R6487 FET DRIVER
D6529
10k
4.7k
B0JCME000025
IC6521
1 IN 3
R6562
OUT C0ZBZ0000735
1k
COMMON C6523
R6588 1 8
C6588 Vcc Vb
G 2 10k 35V
16V 1u 47u
2 7
In Ho
S D C6589
R6539
25V
Q6502
IC6512 4.7u 100
Vset1
3 6
2SK062000L Gnd Vs
AN78L05M-E1
4 5
+5V(HT3) Lo NC
R6500
+5V(HT4)
1.2k
D6551
IC6510
D6469 B0JCME000025
B3PBA0000062
AN78L05M-E1
IN 3
1
OUT
C6590 C6591
FET DRIVER
16V COMMON 25V
R6538 R6565
1u 4.7u
1k 2
10k
2.2k
G IC6541
B0HCKS000001
C6532
C0ZBZ0000735
S D 25V
R6566
4.7u
Q6503
100
1 8
Vcc Vb
2SK062000L
2 7
In Ho
R6519
1k
R6580
D6553 3 6
10k Gnd Vs
G
MA2J11100L Vset2
4 5
Lo NC
S D
R6504 R6581
2.2k Q6504
100
2SK062000L
12 13
1%
R6492
220k
Q6492
R6493
2SC1473AEA
220k
1% C6469
25V
220u
IC6491
1% +
R6595 Q6461
AN1431M-E1 C6466
5.23k R6610 50V T6461
B1BBCJ000003 C6467
Q6462
100k 0.01u 50V
ETS13TB139AP
2SB0709ARL 4700p
VSET 1 NC 10
#
Q6463 R6616
1% N4
R6596 R6615 2 9
220 D6519
2SD0601A0L
5.23k 3.3k
MA2J11100L
4 3 3 NC J0JJC0000021
C6468
4 7
16V
1u N2
1 2
5 NC 6
D6517
B3PBA0000062
C6455
25V
220u
+
C6454
R6453
0.01u T6451
Q6451 22k
Q6452 50V
G4D1A0000072
B1BBCJ000003
2SB0709ARL
C6452 1 8
#
0.01u 50V N4
Q6455 R6454
Nd
R6455
220 N2
D6572 2SD0601A0L 2 7
3.3k
B0ECHP000001
4 3
N1
D6453
3 6
MA2J11100L
C6453
D6462 N2
1 2
16V 1u
4 5
D6454
B3PBA0000062
D6461
IN 3
B0HCKS000001
C6475
2
*C6461
+
50V
25V 220u
C6474
100u R6473
0.01u T6471
Q6472 22k
Q6471 50V
C6472 G4D1A0000072
2SB0709ARL
B1BBCJ000003
1 8
#
0.01u N4
50V
Q6475 R6474
Nd
R6475 220 J0JJC0000021
2 N2 7
2SD0601A0L 3.3k
4 3
N1
D6473
3 6
MA2J11100L
C6473
N2
1 2 16V 1u
4 5
D6474
B3PBA0000062
Q6511
B1DFGL000005
D
G
S
TPSC1
3W
R6513
2.2
D
C6513 3W
160V
R6510
100u
2.2
G S
D6526 R6527 D6523
D6521
R6520 C6524 C6525 B0HCMM000009 1k B0ECHP000001
B0ECHP000001 1/4W
150
D6522
MA2J11100L 1000p 1000p
D
200V 200V
R6528
R6524
R6522 1k
2k
0
1% Q6521
G S
Q6520 R6526 B1DFES000001
47
INIT-R
R6521 R6525
2SD0601A0L
D6515 100k 100k D6525
MAZ82400ML MA2J11100L
D6524
MAZ80510LL
*Q6524 *Q6525 *Q6526
*Q6522 *Q6523
2SK2993TE24L 2SK2993TE24L 2SK2993TE24L 2SK2993TE24L
2SK2993TE24L
D D D D
D6527
*R6530 *R6531 *R6532 *R6533 *R6534
MA2J11100L
22 22 22 22 22
S S S S
G G G G
R6529
47
Q6530
2SB1073001TV
Q6542 Q6543 Q6544 Q6545 Q6546
2SK373100L 2SK373100L 2SK373100L 2SK373100L 2SK373100L
D D D D
D6542
R6542 R6543 R6544 R6545 R6546
MA2J11100L
5.6 5.6 5.6 5.6 5.6
S S S S
G G G G
R6541
47
Q6541
2SB1073001TV
D6541
R6646
150
C6543 C6544 C6547
D6547 R6559
C6531 D6544 1000p 1000p 1000p
MA2J11100L 200V 200V 200V MAZ83300ML 2.2k
25V
D6546 D6548
4.7u
MAZ83300ML
R6557 MAZ83300ML
R6558
10k
R6556 2 10k
3.9k
3 1 D
Q6552
R6560
Q6551
B1DFES000001
INIT-F S
2SD0601A0L G
47
D6545
D6552 R6540 D6549
R6555 MAZ80510LL
MA2J11100L 100k MA2J11100L
100k
R6567
4.7k
Q6554
R6568
4.7k 2SD21850RL
14
R6621
R6618
154k
C6620
2.2k
50V 1%
0.1u
R6433
D6520
0
B0JCKG000001
L6453
TPVSET 1W
C6470 R6617
R6498
50V 2.2k R6629
22k 8.2
220u
1%
IC6456
AN1431M-E1
C6493
2200p
630V
D6456
Q6454
B0ECHP000001
2SD814ATX
L6451 D6451 D6495
J0JJC0000021 B0JCME000025 R6459 B0HCKS000001
R6456
100k 453k
C6456
1/4W 1%
160V
100u
TP45
3 IN 1 R6457
10k
OUT
1%
COMMON
2
C6458 C6459 R6458
10k
25V
+
1%
4.7u
47u 25V
IC6451
AN1431M-E1
IC6452
AN78L15ME1
R6464
Q6474 2.2k
R6465
TPVSCN
2SD814ATX
8.2
2W
R6479 R6476
C6476
324k D6460
100k
160V B0HCKS000001
R6480
100u C6478
50V
10k
VAD
0.1u
L6471 *R6469
16k
R6477
D6476
5k
B0ECHP000001
R6471
4.7k
1% R6478
5%
6.98k
IC6472
IC6471 L6472
AN1431M-E1
AN1431M-E1
G0ZZ00002183
TPVAD
R6592
C6526
220k
250V
22u
R6593
220k
*Q6527
2SK2993TE24L
D D
*R6535
22
S S
G G
1%
Q6547 *R6551
R6552
2SK373100L R6550 100k 100k
D D 3.3k 1%
R6547 1W
R6553
5.6 Q6550
100k
S S
G G 1%
2SC1473AEA
D6543
FET DRIVER R6554
MAZ80510LL
10k
1%
IC6542
C0ZBZ0000735
1 8
C6541 Vcc Vb
25V
4.7u
2 7
In Ho
Q6555
B1DFES000001
3 6
Gnd Vs
D6550 D
R6563
Vad MA2J11100L
5.6
4 5
Lo NC
S
G
R6561
47
Q6553
2SB1073001TV
15 16
TO
SU-BOARD TO
SC41 SC43
(SU41) SD-BOARD
(SD43)
TP40
A20 AB_FSIU A20
TP41
B20 B20
A19 AB_FCLU A19
TP42
B19 B19
A18 AB_FCLKU A18
TP43
B18 B18
(Vfo)
A17 AB_PROU A17
TP44
B17 B17
A16 A16
B16 (5V) B16
A15
A15
B15 B15
A14
A14
B14 B14
A13 A13
B13 B13
A12 A12
B12 B12
(Vscn)
A11 A11
B11 B11
A10 A10
B10 B10
A9 A9
B9 B9
A8 A8
B8 B8
A7 A7
(Vf)
B7 B7
A6 A6
(Vf)
TP54
B6 B6
A5 A5
TP55
B5 B5
A4 A4
TP56
B4 B4
A3 A3
TP57
B3 B3
A2 A2
TP58
B2 B2
R6605
A1 220k A1
B1 B1
R6606
220k
R6607
220k
C6598
D6570
160V
22u B0HCMM000009
+
TO TO
SC42 SC44
SU-BOARD SD-BOARD
(SU42) (SD44)
A20 A20
B20 B20
A19 A19
B19 B19
A18 A18
B18 B18
A17 A17
B17 B17
A16 A16
TP59
B16 B16
A15 (Vf) A15
TP60
B15 B15
(Vf)
A14 A14
TP61
B14 B14
A13 A13
TP62
B13 B13
A12 A12
TP63
B12 B12
A11 A11
B11 B11
A10 A10
B10 B10
(Vscn)
A9 A9
TP51
B9 B9
A8 A8
B8 B8
A7 A7
B7 B7
A6 A6
TP50
B6 B6
(5V)
A5 A5
TP49
B5 B5
A4 (Vfo) A4 AB_PROD
TP48
B4 B4
A3 A3 AB_FCLKD
TP47
B3 B3
A2 A2 AB_FCLD
TP46
B2 B2
A1 A1
AB_FSID
B1 B1
C6550
160V
100u
TH-42PA20U
SC-Board(2of2)Schematic Diagram
17 18