P-Board (4 Of 6) Schematic Diagram - Panasonic TH-37PWD8BK Service Manual

15.7. 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 CB
TH-37/42PWD8 SERIES
P-Board (4 of 6) Schematic Diagram
10 11
AB
P-BOARD TNPA3570 (4/6)
ZH29
ZH39
Q507
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 R634
R68
C0DABZZ00010
AC-DC CONVERTER
L502
1mH
INV COMP VFF CS
1 2 3 4
R695
C518 16K[F]
1[KB] C633
0.01[KB] R657
1000
R601
47K
R652
9.1K[F]
C632
***
R671 R603
10K 3300 C634
1000P[KB]
R543
2200
CC CD CE CF CG
12 13
TO
P-BOARD
(2/6)
PR601
R620
ZH47
T 3.15A 250V ZH25
10K
R589
D501
RU30ALF014-102 ZH26 12K IC506
ZH46
C0ZBZ0000878
R590
ZH23
ZH24 12K
SHUNT REGULATOR
R621
12K
Q505
R526
220K 9 6 B1CEJQ000002
R527
ZH27 T601 4 5
220K
C616 G4D2A0000227
1000P
R534
220K
ZH28 R533 3 2 1
22K
5 4 3
R646 R647 C619
0.1[KB]
22K 22K
R691
100K
R644 R642 R637
R68 R68 R68
D582
MA7056
R619
R643
R68
R68
R595
2200
4 1
IC505
CNC1S171RLL2
PHOTO 3 2
COUPLER
TO
P-BOARD
CH
(6/6)
14 15
69
AC AD AE AF AG AH
TO
SS-BOARD
(SS11)
P11 K1KA07A00096
NC
1
185.1
2 Vsus
185.1
R622
3 Vsus
150K[F]
0
NC
4
R648
0
150K[F]
5 GND
0
R636 6 GND
0
150K[F]
7 GND
R626
150K[F]
P2 K1KA06A00180
185.1
1 VSUS
185.1
VSUS
2
0
R656 Q525 3 NC
R658 0
47K[F]
1M B1CBGD000001
4 GND
0
5 GND
Q530 0
R627
B1CBGD000001 6 GND
7500
D575 C641
TO
MA188
1000P[KB]
SC-BOARD
R628 D584 C629
3K MA4075-M
0.01[KB] (SC2)
CJ CK
CI
TH-37/42PWD8 SERIES
P-Board (4 of 6) Schematic Diagram
16 17
TH-37PWD8BK
AI AJ AK AL AM AN
CL CM CN
18