Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic LCD TH-37PE30B Viewing SGML_VIEW_DATA ALL TH-37PE30B SVC b_p
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P Power Supply
!
C563
380V D462 380V
TO SC2
+
L451 C468
P2
R451 R454
14 4
400Vp D457
IC551 R577 C557
HOT COLD
1 Vsus
! SUSTAIN VOLTAGE CONTROL
1 ! Vsus
+
D451 2
R455 4 T501
R452
Vin D580
2
Q451 D Q454 D
10
R463 DRV.REG D567 D570 Vsus(170V)
# C466
Drain P11 TO SS11
3 12
-
G G =8.3V 9
D452
+
+
S S
Rg2 C573 C574 2 Vsus
# D592
START O.V.P
DRIVER C566
3 Vsus
R467
R462
D454 R464 R468 REG
Rg1 7 14
LATCH 2 D593
Source
#
#
*
R680 6 15
OCP/FB
T.S.D - 1
+
D583
R458
D557
O.S.C
4 17
D584 R617
- D590 R626
+
18
Q452
GND
20V Q555
+
5 D581 D572
R616 R613
C456
2 19
Q557
+
+
D585 R623 D595
C575
MAZ30560ML
Q453 R469 D553 C554 1 20 R602
# C569 R614 R627
R504
+
R603 R625
R552 1
HOT COLD
R557 R604
2 IC558 D594
D571
MAZ30560ML
1 170V LINE
3
10 9 D565 C568 R555
15V LINE 20V LINE
2
R459 VCC VC POWER START R581
R605 VOLTAGE VOLTAGE
15V D582 ! 1 DOWN DET
16 IDET OUT 8 DOWN DET
PROTECT CONTROL 3
+
Vsus Adj
D654
VIN- 6 Q455,Q456,Q457 MAZ30560ML
C556 2
Q650,Q651
R591 POWER SOS DET
3 VDET OVP 4
3 1
!
IC553 3
R606
D586
SOS BLINKING TIMES
GND T502 : LED 5 TIMES
P5 TO PA5
7 R551 IC550
R453
IC552 R563 C559
AVR 18V 1 18
D568 12Vs
7
R552
AUDIO12V
+
C572 8 AUDIO12V
IC451 4
Vin
2 17
D660
C564
4 STB_5V
D563 15Vs
3 16
POWER
+
C590
FACTOR DRV.REG
Drain 4 15
CONTROL =8.3V 3 C591
D552
Rg2
D573 12V
+
14
+
START O.V.P C650
DRIVER C576
13 C571
REG Rg1 C570
LATCH 15V
7 12
P25 TO D25
+
OCP/FB D574 C577
T.S.D - 1
8 11
+
R564
IC555 1 UNR_12V
O.S.C 9 10 Vda SW REG 2 UNR_12V
2
Source
D START CONTROL +5V 5V(P)
- 5
R569 L554 5V(P)
+
D558
Q552 Q552 Q554 D661 D581 D582
1 AVR 2
5 D559
+
GND D554 S G IC554 5V C581
3
+
R593
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