Panasonic TH-42PX20U-P Service Manual page 126

A
AJ_D084
AJ_D085
AJ_D086
AI_D094
B
TO
D-BOARD
AI_D095
(D32) C21
AI_D096
SOS
A1
GND
B1 AG_D104
D6-1
A2
D6-2
B2
D6-3 AG_D105
A3
D6-4
B3
D6-5
A4
D6-6
B4
GND
A5
GND
B5
D7-1
A6
D7-2
B6
D7-3
A7
D7-4
B7
D7-5
A8
D7-6
B8
GND
A9
GND
C B9 AJ_D081
D8-1
AJ_D082
D8-2 A10 AG_D106
B10
AJ_D083
D8-3
AJ_D084
A11
D8-4
B11
AH_D114
AJ_D085
D8-5
AJ_D086
A12
D8-6
B12
GND AH_D115
A13
GND
B13
AI_D091
D9-1
A14 AI_D092
AH_D116
D9-2
B14
AI_D093
D9-3
A15 AI_D094
D9-4
B15
AI_D095
D9-5 AI_D096
A16
D9-6
B16
GND
A17
GND
B17
AG_D101
D10-1
AG_D102
A18
D10-2
B18
AG_D103
D10-3
AG_D104
A19
D10-4
B19
AG_D105
D10-5
A20 AG_D106
D10-6
B20
GND
A21
GND
B21
AH_D111
D11-1
AH_D112
D11-2 A22
B22
AH_D113
D11-3 AH_D114
D11-4 A23
B23
AH_D115
D11-5
AH_D116
A24
D11-6
B24
CLK3L
C7310
A25
CLK4L 100p 50V
B25
AF_CEL
GND
A26
D CEL
B26
BLKL
A27
PCL
B27 AF_NCLKL
NCLKL
GND A28
B28
GND AF_CLKL
CLKL A29
B29
GND
A30
HZ
B30
DSHL
A31
DSLL
B31
DMHL
A32
DMLL
B32
GND
A33
UEL
B33
UEH
A34
USL
B34
USH
A35
UML
B35
UMH
A36
UBK
B36
URL
A37
URH
B37
5V DET
A38
DRVRST
B38
5V
A39
5V
B39
5V 5V
A40
5V
B40
TERM
R7347
22k
E
R7348
100k
TH-42PX20U-P
C2-BOARD (1 of 2) Schematic Diagram
1
C2-BOARD TNPA3060 (1/2)
!
BUFFER
C7321
C7350 6.3V
16V 10u
1 1OE VCC 20
1u
2 1A1 ^2OE 19
AD_BD51 R7358 47 R7362 AD_BD54
47 3 18
2Y4 1Y1
AJ_D081
4 1A2 2A4 17
AD_BD52 R7359 47 47 R7363 AD_BD55
5 2Y3 1Y2 16
AJ_D082
6 1A3 2A3 15
AD_BD53 R7360 47 R7364 AD_BD56
47
7 2Y2 1Y3 14
AJ_D083
8 13
1A4 2A2
AC_BD61 R7361 47 47 R7365 AC_BD64
9 2Y1 1Y4 12
AI_D091
10 GND 11
2A1
BUFFER
C7322
C7351
16V 6.3V
1 20
1OE VCC
1u 10u
2 1A1 ^2OE 19
AC_BD62 R7374 47 47 R7378 AC_BD65
3 2Y4 1Y1 18
AI_D092
4 1A2 2A4 17
AC_BD63 47 47 R7379 AC_BD66
R7375
5 2Y3 1Y2 16
AI_D093
6 15
1A3 2A3
AB_BD71 R7376 47 47 R7380
7 2Y2 1Y3 14
AG_D101
8 1A4 2A2 13
AB_BD72 47 47
R7377 R7381
9 2Y1 1Y4 12
AG_D102
10 11
GND 2A1
BUFFER
C7352 C7323
16V 6.3V
1 1OE VCC 20
1u 10u
2 19
1A1 ^2OE
AB_BD73 R7390 47
3 2Y4 1Y1 18
R7394 47
AG_D103
4 1A2 2A4 17
R7391 47 47 AA_BD84
5 2Y3 1Y2 16
AA_BD81
R7395
6 15
1A3 2A3
R7392 47 47 AA_BD85
7 2Y2 1Y3 14
AA_BD82 R7396
8 1A4 2A2 13
R7393 47 47 AA_BD86
9 2Y1 1Y4 12
AA_BD83
R7397
10 GND 2A1 11
AK_UEL
AK_UEH
AK_USL
AK_USH
AK_UML
AK_UMH
AK_URL
AK_URH
DL7307
ELKE103FA
1 3
2
DL7308
ELKE103FA
1 3
2
TO
SS-BOARD
(SS32)
2 3
R7389
120
TERM
R7424
120
AB_BD74
AB_BD75
TERM
AB_BD76
R7407
0
CLOCK BUFFER
C7301
1 20
1OE VCC
AF_CLKL
2 19
1A1 2OE
R7410
AE_LE5
3 18
2Y4 1Y1
47
AF_PCL 4 17 AF_CEL
1A2 2A4
R7411
AE_LE6
5 16
2Y3 1Y2
47
AF_NCLKL 6 15
1A3 2A3
R7412
AE_LE7
7 14
2Y2 1Y3
47
8 13
1A4 2A2
R7413
AE_LE8
9 12
2Y1 1Y4
47
10 11
GND 2A1
Vda75V
5V
C32
4 5
R7423
120
75V 75V
R7312 R7330 R7331
R7311
22
22 22 22
L7309
J0JJC0000011
C7339 C7312
C7311
100V 100V
0.1u
0.1u 0.1u
100V
R7427
120
75V 75V
R7316
R7332
R7333 R7315
22
22 22
22
L7310
J0JJC0000011
C7341
C7314 C7313
100V
100V
100V
0.1u
0.1u
0.1u
R7406
0
C7302
16V 6.3V
1u 10u
C22
TO
R7307
0 C1-BOARD
AE_CLK11
(C12) Vda75V
1
R7417
Vda75V
0 2
AE_PCL
Vda75V
3
Vda75V
R7309
AE_CLK21 4
0 NC
5
NC
6
NC
7
NC
8
NC
9
NC
10
NC
11
NC
12
NC
13
NC
14
GND
15
GND
16
GND
17
GND
18
GND
19
GND
20
6
1
C7353
100p
50V
TO
DATA
DRIVER
5V
2
C7303
16V
1u
3
4
5
C7354
100p
50V
TO
DATA
DRIVER
5V
6
C7304
16V 1u
7
8
Vda75V
R7308
0
75V 75V
C7307
R7306
0.1u
220k
100V
TH-42PX20U-P
C2-BOARD (1 of 2) Schematic Diagram
7 8