Sc-Board - Panasonic TH-42PW6EX Service Manual

A
TO
P-BOARD
(P2)
TO
B P-BOARD
(P23)
TP16
SC20 TP17
TO
D-BOARD
(D20)
1
TP18
2 R6690 470
TP19
C 3 R6691 470
TP38
4 R6670 470
TP24
5
GND
TP21
6 R6694 470
TP22
7 R6695 470
TP52
8 R6664 470
CEL2
TP15
9 R6678 470
CPH
10
GND
TP23
11
SOS1
TP20
12
SOS2
TP14
13
CEL
TP39 R6679
14
470
CBK
15 C6652
C6651
GND
0.01u
0.01u R6676
16
470
GND
TP10
17 R6682 470
CSL
TP11
18 R6683 470
CSH
TP27
19 R6684 470
CML
D
TP26
20 R6685 470
CMH
TP25
E
F
TH-42PW6/TH-42PWD6
SC-Board(1of2)Schematic Diagram
1 2
SC-BOARD TXNSC10QBS (1/2)
!
SC2
TP1 TP2 L6602 R6601
G0ZZ00002183 0
1
Vsus
2
C6601 C6602 C6603 C6604
Vsus
200V 200V 200V 200V
3 220u 220u 220u 220u
NC TP4 TP5
4
GND
5
GND
6
SC23
L6604
TP15V TP6 TP7
G0ZZ00002183
1
+15V
2
+15V C6608
C6607
25V
25V TP8 TP9
3
1u 470u
GND
R6659
BUFFER
C6546
C6655
10V 16V
100u 1u
1 20
1G~ VCC
2 19
1A1 2G~
AA_SCSU AA_CL
3 18
2Y4 1Y1
17
4
1A2 2A4
5 16 AA_CLK
2Y3 1Y2
6 15
1A3 2A3
7 14 AA_SIU
2Y2 1Y3
8 13
1A4 2A2
9 12 AA_SID
2Y1 1Y4
AA_CPH
10 11
GND 2A1
R6658 AA_CEL2
0
C6656
C6647
1 20 10V 16V
1G~ VCC
100u 1u
2 19
1A1 2G~
3 18
2Y4 1Y1
AA_CEL
4 17
1A2 2A4
5 16
2Y3 1Y2
AA_CBK
6 15
1A3 2A3
7 14
2Y2 1Y3
8 13
1A4 2A2
9 12
2Y1 1Y4
BUFFER
TP12
10 11
GND 2A1
TP13
AC_CPH
AA_CPH
AA_CBK
BUFFER
C6471
16V R6463
1k
1u
1 14
1A VCC
Q6603
2SK062000L
2 13
1B 4B AA_CEL
R6472
1k
3 12
1Y 4A
4 11
2A 4Y
5 10
2B 3B
R6466
6 9 Q6604
1k
2Y 3A
2SK062000L
7 8
GND 3Y
3 4
D6640
B0ECHP000001
FET DRIVER
L6647
J0JJC0000021
NC HOUT
9 8
C6634
NC VB
10 7
25V 4.7u
VDD VS
11 6
IC6602
HIN NC D6647
12 5 B0ECHP000001
100 C6636
C0ZBZ0000562
16V NC NC
=
13 4
1u
LIN ENERGY VCC
14 3
C6635
GND RECOVER GND
15 2
25V 4.7u
NC LOUT
16 1
D6622
SF20LC30F10
C6650
250V
0.22u
m
R6656
100k
IC6581
C0BBBA000043
Q6581
2SD0601A0L COMPARETER
D6584
MA2J11100L
1 8
R6589
10k
2 - + 7
R6603
R6590
3 + - 6
0
2.2k
4 5
D6582
MAZ80510LL
5
Q6621
R6641
5.6
2SK3637000VE C6621
D
250V 1u
S C6622
G
R6642
250V 1u
5.6
C6623
250V 1u
C6624
D6615
250V 1u
B0ECHP000001
C6625
250V 1u FET DRIVER L6618
J0JJC0000021
C6626
R6624
250V 1u
NC HOUT
9 8
C6627 C6631 10
NC VB
10 7
250V 1u
25V 4.7u
IC6601
VDD VS
C6628
11 6
C0ZBZ0000562
HIN = NC Q6613
250V 1u
12 5
C6633 2SD21850RL
NC NC
16V Vsus
13 4
1u
LIN VCC
D6624
14 3
C6632 25V 4.7u
SF20LC30F10
GND GND
15 2
R6626
NC LOUT
16 1
10
Q6614
2SB1073001TV
L6611
0.82u
D6629 R6643
L6612
22
B0HBSM000031
1/2W C6660 0.82u Q6673
1000p
2SD1263AP0LB
630V
D6637
B0ECHP000001
R6647 1/2W
5.6
B0ECHP000001
R6644
L6615
22
D
0.82u
B0ECHP000001
S
G
R6648
C6642 L6616
5.6
250V 0.82u
Q6624 Q6671
0.1u
2SB0940AP0LB
2SK3637000VE
D6635
MAZ80510LL
R6655
100 D6636
MA2J11100L
D6645
B0ECHP000001
FET DRIVER
L6648
J0JJC0000021
NC HOUT
C6584 9 8
25V R6586
10k NC VB
1u
10 7 C6644 25V
4.7u
VDD IC6603 VS
D6585
11 6
MAZ83300ML
C0ZBZ0000562
HIN NC
=
12 5
D6586 C6646
NC NC
MAZ83300ML 35V 13 Vbk 4
C6645 C6637
120u
R6582
LIN VCC 25V 25V
D6583
100k 14 3 1u
120u
LNJ201LPQJA
GND GND
(RED LED)
R6667 15 2
R6583
R6587 100k 100
NC LOUT
1.5k 16 1
C6585
R6584
16V 22k
1u
R6591
1.5k
R6470
15k
1/4W
R6489 D6465
MAZ83300ML
4.7k
D6468
MA2J11100L D6466
MAZ83300ML
D6467
B3PBA0000062
TP28 TP29 TP30 TP31 TP32 TP33 TP34 TP35
6 7
C6491 C6490
1000p 1000p
630V 630V
R6499
D6491
8.2
B0ECHP000001 1W
Q6601
R6611 2SK3652000SB
5.6
D C6481
C6611
3300p 630V
3300p
630V
S
G
R6612
C6482
5.6
630V
Q6602 3300p
R6613 2SK3652000SB
5.6
D
R6614
S
G
5.6
Q6611
2SD21850RL
Q6612
2SB1073001TV
R6623
10k
D6611 C6617
Q6605
B0JCME000025 3300p
2SK3652000SB 630V
C6615
D
R6619 3300p
24
630V
S
G C6485
D6612 3300p
Q6606 630V
B0JCME000025
2SK3652000SB C6616
3300p
D 630V
R6620
24 C6486
S 3300p
G
630V
*R6673
10 *R6448 TP36 TP37 L6605
1W 4.7k G0ZZ00002183
2W
*R6441
75k
1%
D6493
*R6442
69.8k
D6494
R6672
*R6443
100
20k
1/2W
TPVBK
R6447
2W
= 22k
R6671
820 Q6672
3W
2SC1473AEA
*R6444
2.7k
IC6604
AN1431M-E1
*R6445
2.55k
1%
D6641 Q6641
B0JCME000025
B1DFHM000002
D
C6639
R6446
R6661 200V
220k
S 150u
G
47
C6695
D6642
630V
B0JCME000025
1000p
D
C6696
630V
R6662
1000p
S
G
47
D6646 Q6642
B0ECHP000001 B1DFHM000002
5
TH-42PW6/TH-42PWD6
SC-Board(1of2)Schematic Diagram
8 9
1
2
3
4
6
7
8