Download Print this page

Panasonic TH-37PA20AA Service Manual page 459

Advertisement

A
TO
P-BOARD
(P2)
TO
B
P-BOARD
(P23)
SC20
TP16
TP17
TO
D-BOARD
(D20)
1
TP18
R6690
470
2
TP19
C
R6691
3
470
TP38
4
R6670
470
TP24
5
GND
TP21
6
R6694
470
TP22
7
R6695
470
TP52
R6664
470
8
CEL2
TP15
R6678
CPH
9
470
10
GND
TP23
11
SOS1
TP20
12
SOS2
TP14
13
CEL
TP39
R6679
14
CBK
470
15
C6652
C6651
GND
0.01u
0.01u
R6676
16
470
GND
TP10
470
CSL
17
R6682
TP11
18
R6683
470
CSH
TP27
R6684
19
470
CML
D
TP26
20
R6685
470
CMH
TP25
E
F
TH-42PA20B/E
SC-Board(1of2)Schematic Diagram
1
2
SC-BOARD TXNSC10QBS (1/2)
!
SC2
TP1
TP2
L6602
R6601
G0ZZ00002183
0
1
Vsus
2
Vsus
C6601
C6602
C6603
C6604
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
470u
1u
GND
BUFFER
C6546
C6655
10V
16V
100u
1u
1
20
1G~
VCC
2
19
1A1
2G~
AA_CL
AA_SCSU
3
18
2Y4
1Y1
4
17
1A2
2A4
AA_CLK
5
16
2Y3
1Y2
6
15
1A3
2A3
AA_SIU
7
14
2Y2
1Y3
8
13
1A4
2A2
AA_SID
9
12
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
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
ENERGY
LIN
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
COMPARETER
2SD0601A0L
D6584
MA2J11100L
R6589
1
8
10k
2
-
+
7
R6603
R6590
0
3
+ -
6
2.2k
4
5
D6582
MAZ80510LL
4
5
Q6621
R6641
5.6
2SK3637000VE
C6621
D
250V 1u
C6622
S
G
R6642
250V 1u
5.6
C6623
250V 1u
C6624
250V 1u
D6615
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
Q6613
250V 1u
HIN
=
NC
12
5
C6633
2SD21850RL
16V
NC
NC
13
Vsus
4
1u
D6624
LIN
VCC
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
1000p
630V
D6637
B0ECHP000001
R6647
1/2W
5.6
R6644
L6615
D
22
0.82u
S
G
R6648
L6616
C6642
5.6
0.82u
250V
Q6624
0.1u
2SB0940AP0LB
2SK3637000VE
D6635
R6655
MAZ80510LL
100
D6636
MA2J11100L
D6645
B0ECHP000001
FET DRIVER
L6648
J0JJC0000021
NC
HOUT
C6584
9
8
R6586
25V
10k
NC
VB
1u
10
7
25V
C6644
4.7u
IC6603
VDD
VS
11
6
D6585
MAZ83300ML
C0ZBZ0000562
HIN
NC
12
=
5
C6646
D6586
NC
NC
35V
13
Vbk
4
MAZ83300ML
C6645
C6637
120u
R6582
25V
25V
LIN
VCC
D6583
100k
14
3
1u
120u
LNJ201LPQJA
GND
GND
(RED LED)
R6667
15
2
R6583
100
R6587
100k
NC
LOUT
1.5k
16
1
C6585
R6584
16V
22k
1u
R6591
1.5k
R6470
15k
1/4W
D6465
R6489
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
C6481
D
C6611
3300p
630V
630V
3300p
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
630V
2SK3652000SB
C6615
D
R6619
3300p
24
630V
S
G
C6485
3300p
D6612
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
Q6673
2SD1263AP0LB
R6441
75k
1%
D6493
B0ECHP000001
R6442
69.8k
D6494
B0ECHP000001
R6672
R6443
100
20k
1/2W
Q6671
TPVBK
R6447
2W
=
22k
R6671
820
Q6672
3W
2SC1473AEA
R6444
2.7k
IC6604
AN1431M-E1
R6445
2.55k
1%
Q6641
D6641
B0JCME000025
B1DFHM000002
D
C6639
R6661
200V
R6446
220k
S
150u
47
G
D6642
C6695
630V
B0JCME000025
1000p
D
C6696
630V
R6662
1000p
S
G
47
Q6642
D6646
B0ECHP000001
B1DFHM000002
TH-42PA20B/E
SC-Board(1of2)Schematic Diagram
8
9
1
2
3
4
5
6
7
8

Advertisement

loading