Sc-Board (1 Of 3) Schematic Diagram - Panasonic TH-37PD25U-P Service Manual

TH-37PD25U-P / TH-42PD25U-P

15.58. SC-Board (1 of 3) Schematic Diagram

SC-BOARD TNPA3106AB (TH-37PD25U/P) (1/3)
!
SC-BOARD TNPA3106 (TH-42PD25U/P) (1/3)
TO
P-BOARD
SC2
TP1 TP2 L6602
(P2) JS6601
G0ZZ00002183 0
1 175V
Vsus
175V 175V
2
C6601 C6602 C6603 C6604
Vsus
A 200V 200V 200V 200V
3 220u 220u 220u 220u
TP4 TP5
NC
4
GND
5
GND
6
TO
SC23
P-BOARD
(P23) L6604
TP6 TP7
G0ZZ00002183
1 15V
+15V
2
+15V C6608
C6607
25V 25V TP8 TP9
3 470u
1u
GND
TP16
TO TP17
B SC20
D-BOARD
(D20)
1
5V
TP18
CL
2 R6690
470
TP19
CLK 3 R6691
470
SIU TP38
4
R6670
470
5
GND TP24
TP21
SID
6 R6694
470
TP22
SCSU
7 R6695
470
TP52
8 R6664
CEL2
470
TP15
9 R6678
CPH
470
10
GND
TP23
11
SOS1
TP20
12
SOS2
TP14
13
CEL
TP39
14
CBK
R6679
C6651 C6652 470
15
GND 50V 50V
C 0.01u 0.01u R6676
16
470
GND
TP10
17 R6682
CSL
470
TP11
18 R6683
CSH
470
TP27
19 R6684
CML
470
TP26
20 R6685
CMH
470
TP25
1 14
D
1A VCC
R6452
0 2 13
1B 4B
3 12
1Y 4A
4 11
2A 4Y
5 10
2B 3B
6 9
2Y 3A
7 8
GND 3Y
E
TH-37/42PD25U/P
SC-Board (1 of 3) Schematic Diagram
1
D6640
B0ECHP000001
FET DRIVER
L6647
J0JJC0000021
NC HOUT
9 8
C6634
NC VB
10 7 25V 4.7u
VDD VS
11 6
D6647
HIN NC
12 5 B0ECHP000001
C6636
16V NC NC
13 4
1u
LIN VCC
14 3
C6635
GND GND
15 2 25V 4.7u
NC LOUT
16 = 1
R6660
100
R6659
100
C6655 C6546
1 20
1G~ VCC 10V 16V
100u 1u
2 19
1A1 2G~
AA_SCSU 3 18 AA_CL
2Y4 1Y1
4 17
1A2 2A4
5 16 AA_CLK
2Y3 1Y2
6 15
1A3 2A3
R6658
AA_CEL2 0 AA_SIU
7 14
2Y2 1Y3
8 13
1A4 2A2
AA_CPH 9 12 AA_SID
2Y1 1Y4
C6650
10 11
250V
GND 2A1
0.22u
m
C6656 C6647
1 20
1G~ VCC 10V 16V
100u 1u
2 19
1A1 2G~
3 18 AA_CEL
2Y4 1Y1
4 17
1A2 2A4
AA_CBK
5 16
2Y3 1Y2
6 15
1A3 2A3
7 14
2Y2 1Y3
8 13
1A4 2A2
9 12
2Y1 1Y4
10 11
TP12 GND 2A1
TP13
AA_CBK
C6471
R6463
16V D6584
1k
1u
MA2J11100L
Q6581
2SD0601A0L
R6589
Q6603
10k
2SK062000L
R6590
R6472 AA_CEL 2.2k
1k
R6466
AA_SCSU
1k
Q6604
2SK062000L
AC_CBK
2 3
175V
Q6621
R6641
C6621
5.6
2SK3637000VE 80V 250V 1u
D
C6622
1u
250V
S
R6642 G
5.6 C6623
250V 1u
80V
C6624
250V 1u
C6625
250V 1u
C6626
1u
250V
C6627
250V 1u
C6529
D6624 630V
C6628
SF20LC30F10 1000p 250V 1u
190V NC
9
NC
10
VDD
11
HIN
12
C6633
NC
16V
13
1u
80V
LIN
C6534
14
D6629 630V
GND
B0HBSM000031
1000p 15
NC
16
R6637 R6638
1 1
1/2W 1/2W
R6636 R6639
1 1
D6637 R6643
1/2W 1/2W
B0ECHP000001
22
1/2W
R6644
R6647 22
5.6
Q6624
C6660
1/2W
2SK3637000VE 630V
1000p
D
R6648
C6642
5.6
250V
S
0.1u
G
D6635
R6656
MAZ80510LL
100k R6655
100 D6636
MA2J11100L
9
10
11
12
C6646
35V
13
120u
14
C6584
R6586 15
25V
OP AMP 10k
1u
16
IC6581
R6582 D6585
100k
MAZ83300ML
C0BBBA000043
R6583 D6586
100k
MAZ83300ML
R6470
15k
1 8 D6583
D6465
LNJ201LPQJA
MAZ83300ML
(RED LED)
2 - + 7 R6587
1.5k
3 + - 6 D6466
R6489
MAZ83300ML
4.7k
C6585
4 5 R6584
16V
22k
1u
R6591
1.5k
D6468
D6582
MA2J11100L
MAZ80510LL
IC6467
TP28 TP29 TP30 TP31
4 5
130
D6491
B0ECHP000001
Q6601
R6611
2SK3795000SB
5.6
D C6611
630V
3900p
S
190V G
R6612
5.6
Q6602
R6613
2SK3795000SB
5.6
D6615
Q6611
B0ECHP000001 D
2SD21850RL
S
G
FET DRIVER L6618 R6614
5.6
J0JJC0000021
R6624
10
Q6612 R6623
HOUT
8 10k
2SB1073001TV
C6631
VB
7 25V
4.7u
VS
6 Q6605
D6611
NC 2SK3795000SB
B0JCME000025
5
NC
4 D
R6619
VCC 24
3 C6632 S
G
25V 4.7u Q6613
GND
2 D6612
Q6606
2SD21850RL
B0JCME000025
LOUT 2SK3795000SB
= 1
R6626
10
Q6614 R6620 D
24
2SB1073001TV
S
G
R6625
10k
*R6673
C6661
10 TP36
630V *R6448
L6611 1W
1000p 4.7k 2W
0.82u Q6673
2SD1263AP0LB
*R6441
L6612 75k
0.82u
1%
D6493
B0ECHP000001 *R6442
L6615
69.8k
0.82u
D6494 1%
R6672
B0ECHP000001
100
L6616
0.82u *VR6443
1/2W
20k
Q6671
2SB0940AP0LB
2W R6447
= 22k
R6671
Q6672
3W
820
2SC1473AEA
*R6444
2.7k
IC6604
AN1431M-E1
*R6445
2.55k
D6645
1%
FET DRIVER B0ECHP000001
D6641
L6648 B0JCME000025 Q6641
J0JJC0000021 160V
B1DFHM000002
NC HOUT
8 D
R6661 C6695
C6644
47
NC VB 630V
7 25V
S 1000p
4.7u G
VDD VS
D6642
6
B0JCME000025
HIN NC
D
5
R6662
C6696
NC NC 47
630V
4
S 1000p
C6645 C6637 G
LIN VCC 25V 25V
3
120u D6646
1u
Q6642
B0ECHP000001
GND GND
2
B1DFHM000002
NC LOUT
1
=
R6483
6.2k
D6482
B3PBA0000062 R6482
MAZ83300ML
4.7k
D6479
MA2J11100L D6481
MAZ83300ML
TP32 TP33 TP34 TP35 IC6480
B3PBA0000062
TH-37/42PD25U/P
SC-Board (1 of 3) Schematic Diagram
6 7
1
C6491 C6490
630V 630V
1000p 1000p
R6499
2
8.2
1W
C6481
630V
5600p
C6617
630V
5600p
C6485
630V
5600p
C6486
630V
3900p
3
TP37
160V
C6639
R6446
200V
220k
150u
4
5
6
7
8
9
10
8