Table of Contents
Advertisement
R577
C557
HOT
!
T501
D580
10
Drain
3
9
Rg1
7
2
Source
6
R680
OCP/FB
1
D557
4
GND
5
D581
2
D553
C554
1
HOT
R557
D565
!
D582
V
6
3
1
!
T502
IC550
R563
C559
AVR 18V
1
2
D563
3
4
3
D552
C650
7
1
8
R564
9
2
R569
D558
D559
5
D554
C555
15V
D566
R558
!
HOT
T401
!
8
R409
C408
7
6
D406
IC401
4
IPD
3
3
D
C410
2
1
C
D407
1
S
D405
R408
2
R407
D408
C412
C409
!
IC402
73
!
C563
COLD
Vsus(170V)
D570
D567
12
C573
C574
C566
14
15
17
18
20V
D572
19
C575
R602
20
C569
R603
COLD
R604
D571
1
C568
2
R581
R605
1
3
Vsus Adj
2
R591
IC553
R606
3
12Vs
D568
18
C572
17
C564
D660
15Vs
16
C590
15
C591
D573
12V
14
C576
C571
13
C570
15V
12
D574
11
Vda
10
START CONTROL
D
Q552
Q554
Q552
IC554
G
S
R593
Vda
R582
C567
R586
1
R588
2
COLD
R590
1
3
Vda Adj
2
IC557
9
R635
3
10
11
D409
STB7V
12
D410
13
C414
C416
14
C417
R420
15
+
D412
D411
R412
R413
C415
R414
R415
1
C413
2
R416
3
D583
R617
D584
Q555
R616
R613
D585
MAZ30560ML
R614
R552
1
IC558
2
170V LINE
3
R555
15V LINE
VOLTAGE
DOWN DET
POWER SOS DET
D586
SOS BLINKING TIMES
:
LED 5 TIMES
C577
IC555
SW REG
+5V
D661
D581
D582
1
AVR
5V
3
15s,12Vs
12V LINE
VOLTAGE DOWN DET
IC403
+5V(STB)
STB7V
AVR
1
5V
1
Q404
R422
R421
R426
Q401
R425
R427
Q403
R424
R428
Q402
C420
R423
D592
D593
R626
D590
Q557
D595
R623
R627
R625
D594
MAZ30560ML
20V LINE
VOLTAGE
DOWN DET
5V(P)
L554
2
C581
STB5V
3
R628
R630
Q558
R631
KILL SOS CONTROL
TH-37PA30E/TH-42PA30E
P-Board Block Diagram
TO SC2
P2
Vsus
1
Vsus
2
TO SS11
P11
2
Vsus
3
Vsus
P5
TO PA5
7
AUDIO12V
8
AUDIO12V
4
STB_5V
TO D25
P25
UNR_12V
1
UNR_12V
2
5V(P)
5
TO SC23
P23
1
DR15V
2
DR15V
P12
TO SS12
1
Vda
2
DR15V
4
STB PS
TO D27
P27
1
RUSH ON/OFF
2
TV_ON/OFF
3
M_POWER
4
STB_5V
5
KILL_SOS
7
POWER_SOS
8
ALL_OFF
Advertisement
Table of Contents
