P-Board (2 Of 6) Schematic Diagram (37Inch) - Panasonic TH-37PX50U Service Manual

13.7. P-Board (2 of 6) Schematic Diagram (37inch)

P-BOARD TNPA3570AB (2/6)
COLD
HOT
1
D423
MA188
R476 R478
180
22
Q408
B1CHND000004
MA188
R477 R482
180 22
B1CHND000004
2
3
10 9 6
5
T402
HOT HOT
C465
G4D1A0000098
220P
COLD COLD
3 4
2
C646
C647
330P[JC]
330P[JC]
R668 R667
0 0
R712
0
C527 C643
R713 C620
47[YXF]
4700 4R7[KB] 0.01[KB]
16 15 14 13 12 11 10 9
IC520
C9ZB00000496
BUFFER
1 2 3 4 5 6 7 8
C534
R591
470P[JC]
1M
C572
0.1[KB]
R613
16K[F]
C574
0.1[KB]
R922
C528
100
1[KB]
C554
R574
1[KB]
330
C530
0.033[KB]
AA
TH-37PX50U P-Board (2 of 6) Schematic Diagram
10 11
ZH57 ZH58
T404
G4DA0000109
ZH79
ZH99 ZH65
ZH86
13
Q412
D539
B1DAGQ000013
D8LD40
ZH94
9 14
ZH81 C451
100P
ZH66
ZH62
1
ZH72 ZH74
D531
3
S3K60-5004P15
C457
ZH78
0.033u D532
S3K60-5004P15
Q413
B1DAGQ000013 2
D425
ZH80
4
Q409
15
7
D534
SF20JC6
ZH59 ZH60
8
J501
ZH91 LSJW0001
ZH82
ZH85
6
11
J502
LSJW0001
5
2 1 R663
2R2
R675
2R2
T407
D568
ETQ11K5AZ
MA142WA
6 5 4
L509
J0JBC0000032
D528 D529
MA3X15300L MA3X15300L
R573 R588
R572
390[F] 390[F] 390[F]
C550
R592
3000[F]
1000P[KB]
R551
D530
100K
MA4100-MTA
R593
5600[F]
R582
10K[F]
R596
10K[F]
R562 R560
R614
18K[F] 13K[F]
3300[F]
Q510
B1DHBD000004
Q541
R659
B1CBGD000001 R584
30K[F]
10K
0.01[KB]
3 6
Vlow
R537 C587
2
5
Q516 36K[F]
R660
R561
4 1 Q509
B1DHBD000004 12K[F]
4300[F]
XN0440100L
R576
R661
12K[F] R585
5K
33K
R547
1000
AB
12 13
C605
150u/160V Q527
B1DEHL000018
ZH84 ZH83
R631 R674 R676
33K 33K 33K
D543
C604
MAZ41500MF
ZH63 ZH56 150u/160V
IC512
ERROR DET(Vda)
C0DAEMB00004
R632
220
R680
R39
D542
MA4180-H
R624
0.22/1W
C555 D544
100u/100V MA4180-H 2 3 1
R698
R39
D545
MA4180-H
R655
R39
R679
R39
D536
SF15JC10
R567 C557
25V/1500
4.7k
C556
1500u/16V
C606
1[KB]
R670
1000
D569
MA4300-M
D570
MA4300-M
D571
MA4300-M
R645
47K
R666
R597 1000
47K
R598
Q517
47K R600
R599
B1HFCFA00021
390
390
1 3
1 3
5 2
5 2
4
6 R545 D551
6 4
10K
MA4130-M
Q520
B1HFCFA00021 D574
C553
MA111
0.1[KB] C548
C547
0.033[KB]
0.1[KB]
D549
R683 D579 R579
C546 150[F] MA111 MA4075-M
10K
R681
0.033[KB]
150[F]
R607
8200
R609
8200 C551 C552
0.1[KB] 0.1[KB]
D538
R682
MA3051-MTX
2200
R612
2200
TO
P-BOARD
(4/6)
14 15
115
P12 TO
67.0
SS-BOARD
1 Vda
15.0 (SS12)
2 +15V
0
3 GND
12.0
4
STB_PS
12.0
C624
STB12V
1[KB] 5
R662
K1KA05A00139
130K[F]
R669
C625
130K[F] 10
C581 C584 TO
0.022[KB] 0.022[KB]
R664 C577
SC-BOARD
9100[F]
33/100V
R528
P23 (SC23)
4R7
15.0
R665 +15V
Vda 1
2000 15.0
R531
2 +15V
4.7K
0
3 GND
D572
K1KA03A00213
MA188
P5 K1KA11A00073
12.0
1 +12V
12.0
2 +12V
5.0
3 GND
0
4 +15V
0
5 GND
12.0
6 +12Vs
12.0
7 +12Vs
12.0
8 +12Vs
0
9 GNDs
0
10 GNDs
0
11 GNDs
TO
PB-BOARD
(PB5)
R563
D521
2R2
1SR153
PR509
D535
F
MA188
Z1
1
K4ZZ01000206
L510
EXCELDR25V
C523
1[KB]
R649
22K
Q508
XN0450100L C601 R650
10K
0.01[KB]
R641
47K
AC AD AE AF
TH-37PX50U
P-Board (2 of 6) Schematic Diagram
16 17
TH-37PX50U / TH-42PX50U / TH-50PX50U
AG AH AI AJ AK AL AM AN
18