Panasonic TH-42PA25U-P Service Manual page 131

D462
B0EAKT000012
400Vp 380V
D457
B0HARR000016
Q454
B1DEGR000021
D
C468 C469
C466
2kV 450V 450V
100p
330u 330u
G
S
#
R467
L452
22
R468 EXCELDR35V
1/2W
10k
1/2W
R472 R478
330k 330k
Q452 1% 1%
2SD2177RTA
254V
254V
R469
220
1/2W
#
R504
10k
R473 R479
330k 330k
1% 1%
128V 128V
R474
R480
330k 330k
1% 1%
C465
1u
5
50V
R471
0
CS VCC VC
OWER
ACTOR
ONTROL
VIN- GND OUT
R476 R481
3.6k 3.3k
1% 1%
D463
B0JCME000025
1%
R470
6
56k
k
R477 R482
402 422
1% 1%
LIVE CIRCUIT
TO
PF-BOARD
TP008
(PF2)
P9
NEUTRAL 1
TP009
3
10W
LIVE
R402
3.3
!
RL402
K6B1ADA00009
0121
D402
MA3X152K0L
5
58
R483
100k
2W
140V
C550
R484
0.01u
R493
C471 R491
5.6k 50V
2.2k
0.1u 22k
125V
50V
R502
5.6k
112V 100V
Q457
R503
R486 2SA1309A0A
5.6k
33k
82V
R485 D458
R488 R492
39k MAZ32700ML
47k 22k
1W
55V
D459
MAZ32700ML
28V
R487
100
D460
MAZ31000ML
R489
15k
R490
Q455
2.7k
2SC3311A0A
C470
Q456
25V
2SC3311A0A
330u
R655
4.7k
R654
1/2W
56
D654
R657
MAZ30560ML
2.2k
Q651
R653 2SC3311A0A
47k
R656
2.2k
Q650
2SC3311A0A
HOT
10W LIVE
R404
3.3
!
RL401
K6B2ADA00007
!
RL403
K6B1ADA00009
!
R406
15
AC264V
ERU5TAJ150
D403
D401
MA3X152K0L MA3X152K0L
D404
B0EBKT000003
S1WBA80Z
6
SUSTAIN
IC551
VOLTAGE
C5HABZZ00115
CONTROL
4
Vin
DRV.REG
=8.3V
Drain
START O.V.P
DRIVE
Rg2
REG
Rg1
LATCH
Source
T.S.D
-
+ OCP/FB
O.S.C
-
+
GND
D551
B0BA02700021
B0BA02700022
C0CAAME00003
PROCESS
IC552
VOLTAGE
C5HABZZ00080
CONTROL
4
Vin
DRV.REG
=8.3V
Drain
START O.V.P
DRIVE Rg2
REG
Rg1
LATCH
Source
T.S.D
-
+
OCP/FB
O.S.C
-
+
GND
2W 2W
* *
R551 R553
100k 100k
D552
R556
B0BA02700021
12k
B0BA02700022
AC264V
!
C403
4700p
1%
1%
R433 R429
! 330k 330k
C404
4700p
1%
1%
R434 R430
330k 330k
!
C405
4700p
1%
1%
!
R431
R435
330k
330k
C406
450V
10u
Q406
2SC3311A0A
1% 1%
R432
100k
C423
R436 D413
12k 50V MAZ32000ML
0.1u
TH-42PA20U
PF and P-Board(1of2)Schematic Diagram
7 8
!
C563
HOT
Not specified DC
1000p
R577
380V 68k
C557
10 NC
630V
0.047u
9 P1
D560
RC3B2LFU1
7 PTA
640V
3
6 PTB
C558
2kV
100p
2
R565
680
4 P2
1
D557
B0BA01000046
70V
C551
2 V1
470p
50V
1W
1W 1W 1W
1 V2
0.56
0.56 0.56
R550 R579
0.56 R560 R568 R574
22
5
TPP1
R575
D555
2.2k
B0HCMM000001
D561
D553 B0HCMM000001
B0HCMM000001 C554
220p !
50V
D565
R557
B3PAA0000012
3.3k
(PC123)
C561
4700p
50V
D562
B0HCMM000001
15V
1W
C556
D650 R650 50V
B0HCMM000001 2.2k
22u
D550
B0HCMM000001
IC550
D652
21V
3 1 B0HCMM000001
OUTPUT
INPUT
C548
C549 C650
25V
50V
100u 50V
GND
100u 100u
2
R652
22
C559
R578
630V
R563
68k 0.047u 70V
68k
DC380V 1 V2
2 V1
3 V3
750V
R572
70V
68k
4 V4
D563
RC3B2LFU1
750V
3
C560
2kV
7 P2
220p
2
R564
680 8 PT
1
9 P1
T502
C552
50V ETS42BV116AD
R569
470p
0.47
!
0.47
R576
5
D558
B0BA01000046
(TMPG10G3) R580
22
D556 R573
B0HCMM000001
2.2k
D564
D554 R566
B0HCMM000001
C553
10k
B0HCMM000001
1000p
50V
R558
D559
3.3k
15V
B0HCMM000001
C555
25V
100u
!
D566
B3PAA0000012
(PC123)
C562
4700p
50V
!
T401
ETS25AD1H6AG
375V
8 P2
R409
C408
100k
2kV
D406
1W
7 PT
3900p
B0EAEV000001
(ERA22-10V3)
6 P1
STANDBY 520V
VOLTAGE
IC401 5 NC
L401
ELEXT100KA
CONTROL
MIP2E1DMY1TV
4 V1
D407
B0HCMM000001
3 V2
2 V3
R411
100
C412
1 V4
50V
D405 10u
MAZ30820LL R410
R407
6.8
0 C411
0.1u
50V
R408
!
C407
6.8
0.1u
50V D408
C409 B3PAA0000012
25V
47u
Q405
B1CBGD000001
9
COLD
-550V
1
S1 12
STA 14
STB 15
S2 17
S4 18
70V
2
S3 19
NC
20
T501
ETS49BP116AD
!
3
R581
1k
4
70V
S8 18
5
S7 17
70V
S9 16
6
S5 15
S6 14
7
70V
S3 13
S4 12
8
S2 11
9
250V
S1 10
10
11
R582
1k
12
NC 9
NC 10
NC 11
13
S1 12
NC 13
14
S2 14
NC 15
15
R413
10k
16
17
18
19
20
21