Toshiba 42WP37C Service Manual page 96

42WP37
SC-Board (1 of 2) Schematic Diagram
A
B
TP16
TP17
TO SC20
D-BOARD
(D20)
1
TP18
2 R6690 470
TP19
C 3 R6691 470
4 TP38
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
12 TP20
SOS2
TP14
13
CEL
TP39 R6679
14
CBK 470
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
R6685 470
20
CMH
TP25
E
F
SC-Board(1of2)Schematic Diagram
1
SC-BOARD TXNSC10QBS (1/2)
!
TO
P-BOARD
SC2
TP1 TP2 L6602 R6601
(P2)
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
TO
P-BOARD SC23
L6604 TP15V TP6 TP7
G0ZZ00002183
(P23)
1
+15V
2
+15V C6607 C6608
25V TP8 TP9
25V
3 470u
1u
GND
BUFFER
C6546
C6655
10V 16V
100u
1u
1 20
1G~ VCC
2 19
1A1 2G~
AA_SCSU 3 18 AA_CL
2Y4 1Y1
4 17
1A2 2A4
AA_CLK
5 16
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
R6463
16V
1u 1k
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
Q6604
6 9 1k
2Y 3A
2SK062000L
7 8
GND 3Y
2 3
D6640
B0ECHP000001
FET DRIVER
L6647
J0JJC0000021
NC HOUT
9 8
C6634
NC VB
10 7
25V 4.7u
VDD VS
11 6
R6659 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
SF20LC30F10
D6622
SF20LC30F10
B0HBSM000031
R6647
5.6
R6648
5.6
C6650
250V
0.22u
m
R6655
R6656 100
100k
C6584
IC6581
C0BBBA000043
Q6581
COMPARETER
2SD0601A0L
D6584
MA2J11100L
1 8
R6589
10k
2 7
- + R6587
1.5k
R6603
R6590
3 6
0 + -
2.2k
4 5
R6591
1.5k
D6582
MAZ80510LL
4 5
R6611
5.6
R6612
5.6
Q6621
R6641
5.6 2SK3637000VE C6621
R6613
D
250V 1u 5.6
C6622
S
G
R6642 R6614
250V 1u
5.6
5.6
C6623
250V 1u
Q6611
C6624
2SD21850RL
250V 1u D6615
B0ECHP000001
C6625
Q6612
250V 1u FET DRIVER L6618 2SB1073001TV
J0JJC0000021
C6626
R6624 R6623
250V 1u
NC HOUT
10k
9 8
C6627 C6631 10
NC VB
10 7
250V 1u D6611
25V 4.7u
B0JCME000025
IC6601
VDD VS
C6628 11 6
C0ZBZ0000562
HIN = NC Q6613
250V 1u R6619
12 5
24
C6633 2SD21850RL
16V NC NC
13 Vsus 4
1u
D6612
LIN VCC
D6624
14 3 B0JCME000025
C6632 25V 4.7u
GND GND
15 2
R6626
R6620
NC LOUT
16 1 24
10
Q6614
2SB1073001TV
L6611
*R6673
0.82u
D6629 R6643
L6612
22
0.82u Q6673
1/2W C6660
1000p
2SD1263AP0LB
D6637 630V
B0ECHP000001
1/2W
D6493
B0ECHP000001
R6644
L6615
D 22
0.82u D6494
B0ECHP000001
S
G
C6642 L6616
250V 0.82u Q6671
Q6624
0.1u
2SB0940AP0LB
2SK3637000VE
=
R6671
820 3W
IC6604
D6635
AN1431M-E1
MAZ80510LL
D6636
MA2J11100L
D6645 D6641
FET DRIVER B0ECHP000001 B0JCME000025
L6648
J0JJC0000021 R6661
NC HOUT
9 8
R6586 47
25V
D6642
10k NC VB
1u 10 7 B0JCME000025
C6644 25V
4.7u
IC6603
VDD VS
D6585 11 6
MAZ83300ML R6662
C0ZBZ0000562
HIN NC
=
12 5
C6646
D6586
NC NC
35V 13 Vbk 4
MAZ83300ML C6645 C6637
120u D6646
R6582
25V 25V
D6583 LIN VCC B0ECHP000001
100k 14 3 1u
120u
LNJ201LPQJA
GND GND
(RED LED)
R6583 R6667 15 2
100
100k
NC LOUT
16 1
C6585
R6584
16V 22k
1u
R6470
15k
1/4W
R6489 D6465
4.7k MAZ83300ML
D6468
MA2J11100L D6466
MAZ83300ML
D6467
B3PBA0000062
TP28 TP29 TP30 TP31 TP32 TP33 TP34 TP35
6 7
1
C6491 C6490
1000p 1000p
630V 630V
R6499
D6491
8.2
B0ECHP000001 1W
2
Q6601
2SK3652000SB
C6481
D C6611
3300p 630V
3300p
S 630V
G
C6482
630V
Q6602
3300p
2SK3652000SB
D
S
G
C6617
Q6605
3300p
630V
2SK3652000SB
C6615
D
3300p
630V
S
G C6485
3300p
Q6606 630V
2SK3652000SB C6616
3300p
D 630V
C6486
S 3300p
G
630V
3
10 *R6448 TP36 TP37 L6605
1W 4.7k
G0ZZ00002183
2W
*R6441
75k
1%
*R6442
69.8k
R6672
*R6443
100
20k
1/2W
TPVBK
R6447
2W
22k
Q6672
2SC1473AEA
*R6444
2.7k
*R6445
2.55k
1%
Q6641
B1DFHM000002
D
C6639
R6446
200V
220k
S 150u
G
C6695
630V
1000p
D
C6696
630V
1000p
S
G
47
Q6642
B1DFHM000002
4
5
6
7
8
SC-Board(1of2)Schematic Diagram
8 9