Panasonic TH 42PD50U - P-Board Block Diagram

13.3. P-Board Block Diagram
D510
D509
350V
X501
4NHz
Q527
D534
D536
R443
R661
1
2
3
D545
D544D542
D555
D521
R665
1
2
3
D535
PR509
D532
D531
R628
R671
D530
D568
Q409
Q408
Q413
Q412
PR503
D417
D420
D419
C405
L403
D404
D462
D401
D511
D567
PR501
D444
1
2
IC408
4
2
1
3
1
3
4
2
1
3
4
2
IC404
IC403
IC401
398
14
42
16
10
T401
5876
VCC
MOS
DRIVE
CURR
DET
CURR
COMP
2134
Q407
PFC
Q420
Q404
Q406
L402
D415
IC406
POWER
FACTOR
CONTROL
5
4
9
2
10 6
T402
Q535
Q501
Q503Q502
8
6
10
7
5
9
2
3
4
1
15
19
24
18
22
23
16
17
21
20
VDD
VSS
XIN
XOUT
RESET
P21
P20
D5
D4
P30
P31
P00
P01
P02
P03
P10
P11
P12
P13
IC501
1
3
IC502
RESET
1
5
2
46
3
T407
9
8
11
3
15
2
6
4
1
IC512
Q541
Vlow
1
2
Vda
P12
+15V
+12V
TO
1
2
6
PB5
P5
+12V
+12Vs
4
+15V
+12Vs
7
+12Vs
8
1
+15V
2
+15V
P23
TO
SC23
SS11
P11
3
2
Vsus
TO
TO
P2
SC2
2
1
Vsus
Vsus
Vsus
9
+5V
TO
STB5V
7
P25
D25
+5V
10
Q421
POWER MCA
COLD
COLD
HOT
4
STB_PS
IC411
4
15
3
IC402
Q422
Q418
DC75V
7
5
STB12V
DC15V
DC12V
Q509
USE
+15V
FAN SOS
5
4
3
P30
+5V
NO
FAN CONT
1
Q536
14
FAN SOS
Q538Q537
Q550
Q553
Q554
Q557
2
3
1
16
17
15
18
12V
2
12V
3
1
FAN CONT
Q552
3
HOT
P
POWER SUPPLY
4
Vda
Q508
13
14
PR601
Q505
9
6
543
5
ZCD
7
GD
8
VCC
13
VFF
4
CBINV
Q507
Q506
31
IC506
Q530
Vsus
Q525
1
2
IC505
3
4
IC509
13
14
12
D3
D2
D0
D1
11
Q561
Q559
13
F STBY ON
IC507
15
REG
Q544
ALL OFF
PS SOS
PANEL MAIN ON
ECO_ON
Q551
Q567
Q565
Q564
Q560
Q518
Q562
Q558
IC503
12
Q519
F STB 14V
2
1
3
F STB 14V
F STB 14V
P10
TO
PA10
Q512
Q511
1216 15 13
246
IC520
Q510Q516
Q520,Q517
5
PR401
PR402
Q401
4
15
3
4785
321
Q435
Q423
R903-R906
R928-R931
Q424,Q434.Q436
L405L404
F401
F402
1
4
NEWTRAL
RL402
RL403
R455,R474
R479,R481
R483,R488
Q430,Q432
Q433,Q441
Q417
Q4O3
IC407
Q415 Q438
Q414
Q431
Q439
Q440
4
IC412
2
4
2
IC409
3
1
1
3
3
14
13
10
18
9
6
15
16
SS12
TO
T601
REG
Csus
PHOTO
COUPLER
PHOTO
COUPLER
PHOTO
COUPLER
PHOTO
COUPLER
PHOTO
COUPLER
PHOTO
COUPLER
REG
IC504
21
T410
T404
D539
LIVE
P9
1
2
AVR DC75V
Ex.I/O
DC-DC CONVERTER
STB 5V
SHUNT REGULATOR
PHOTO
COUPLER
STB 14V
COMPARATOR
COMPARATOR
REGULATOR
AC-DC CONVERTER
COLDHOT
AC CORD
TO
TH-42PD50U
P-Board Block Diagram
TH-42PD50U
P-Board Block Diagram
TH-42PD50U
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