P-Board (4 Of 6) Schematic Diagram - Panasonic TH-42PM50U Service Manual

13.7. P-Board (4 of 6) Schematic Diagram

AA
11
12
C525
820/25V
P10
K1KA06A00220
14.0
13
1 F_STB_14V
14.0
2
F_STB_14V
14.0
3
F_STB_14V
0
4 GND
0
5 GND
0
6
GND
TO
PA-BOARD
(PA10)
14
15
16
17
18
19
CA
TH-42PM50U
P-Board (4 of 6) Schematic Diagram
10 11
AB
P-BOARD TNPA3570 (4/6)
C591
0.015
B1DAGQ000013
D587
MA188
R654
100
C592
0.015
Q506
R696
B1CHND000004
10
C640
0.1[KB]
D586
1SR153
8 7 6 5
Vcc
GD GND ZCD
R608
3300
C603
IC509
47
C0DABZZ00010
DC-DC CONVERTER
L502
1mH INV COMP VFF CS
1 2 3 4
R695
16K[F]
C518
1[KB] C633
0.01[KB]
R657
1000
R652
9.1K[F]
R601
47K
C632
***
R671 R603
10K 3300 C634
1000P[KB]
R543
2200
CB CC CD CE CF CG
12 13
TO
P-BOARD
(2/6)
PR601
ZH47 R620
T 3.15A 250V ZH25
10K
ZH29
R589
D501
IC506
RU30ALF014-102 ZH26 12K
ZH46
ZH39 C0ZBZ0000878
R590
ZH23 12K
ZH24
ERROR DET(Vsus)
R621
12K
Q505
R526
220K 9
6 B1CEJQ000002
Q507
ZH27 R527 T601 4 5
220K
C616 G4D2A0000227
1000P
R534
220K
R533 3 2 1
ZH28
22K
5 4 3
R646 R647
22K 22K
R642 R637
R644
R68 R68 R68
D582
R634 MA7056
R619
R68 R643
R68
R68
R595
2200
4
1
IC505
CNC1S171RLL2
PHOTO 3 2
COUPLER
TO
P-BOARD
CH
(6/6)
14 15
63
AC AD AE AF
TO
SS-BOARD
(SS11)
P11 K1KA07A00096
1 NC
185.1
Vsus
2
185.1
R622
3 Vsus
150K[F]
0
4 NC
R648
0
150K[F] 5 GND
0
GND
R636 6
0
150K[F]
7 GND
R626
150K[F]
P2 K1KA06A00180
185.1
1 VSUS
185.1
2 VSUS
0
R656 Q525 NC
3
47K[F] R658 0
B1CBGD000001
1M
4 GND
0
5 GND
Q530 0
R627
B1CBGD000001 6 GND
7500
D575
C641 TO
MA188
1000P[KB]
SC-BOARD
C629
R628 D584
0.01[KB]
3K MA4075-M
(SC2)
Vsus
C619
0.1[KB]
R691
100K
CI
TH-42PM50U
P-Board (4 of 6) Schematic Diagram
16 17
TH-42PM50U
AG AH AI AJ AK AL AM AN
CJ CK CL CM CN
18