Panasonic PV-DF2002 Service Manual page 33

POWER SUPPLY II SCHEMATIC DIAGRAM
IC1002,IC1503
SHUNT REGULATOR
IC- DETAIL BLOCK DIAGRAM
COMPARATOR
1
V-REF(2.495V)
IC1501 SWITCHING CONTROL
IC- DETAIL BLOCK DIAGRAM
3 GND
START
CONTROL
OVER
VOLTAGE
PROTECT
THERMAL
4
SHUTDOWN
HOT CIRCUIT. BE CAREFUL AND USE AN ISOLATION TRANSFORMER WHEN SERVICING.
TO TV MAIN
Z1002
C.B.A. P1001 EYF52BC
AC IN1 1
AC IN2 2
C1024
PT
HOT
3
2
OVER
LATCH 5
CURRENT
PROTECT
OSC
2
DRIVE
1
SWITCHING
Z1003
L1001
3A 125V/250V EYF52BC
ELF15N010A
F1001
C1027 C1002
3.0A
PT
0.01
125V/250V
/250V
C1003
1000P
D1501
DB105G
R1501
C1504
47K
82/200V
1/2W
C1503 470P
IC1501
STR-G6632
3
C1501
1000P
4
C1502
22/50V
CAUTION: FOR CONTINUED PROTECTION AGAIN
REPLACE ONLY WITH THE SAME TYP
ATTENTION: POUR UNE PROTECTION
D' INCENDIE N' UTILISERQUE DES FU
3A 125V/250V
TYPE 3A 125V/250V
T1001
D1001
VTPS0042
DB105G
R1003 R1004 C1005
330K 33K 4.7/200V
C1004
D1002
82/200V
ERA18-04
C1006
220P
L1006
VLPS0083
Q1001
2SC4533
(SWITCHING)
R1005
Q1002
56
2SD1458
SWITCHING
C1009
C1030
0.018 CONTROL
0.018
D1003
ERA18-04
C1007 R1025
0.22 15
R1008
3900
R1006 2200
D1016 MA165
D1017
WA5
R1007
100
T1501
LSTP0122-1
R1503
R1508 C1508
PT
100K 4.7/200V
D1507
ERA18-04
C1506
220P
L1502
VLPS0083
R1506 R1507
PT 1800
D1506
D1503
AG01
AG01
R1510
R1505
D1505 100
3300
AG01
R1509 C1509
PT 820P
R1504
0.22 2W
R1502
680
5
L1501
VLPS0083
2
D1502
1
AK03
C1505
470/2KV
C1507
0.1
D1504
AG01
TP10
C1029
PT
100P
L1050
R1010
100U
10
2 7
C1011
D1005
47/50V
ERA18-04
C1010
0.01
L1008 L1002
PT 22U
8
D1006
ERB32-01 C1012 D1015
330/18V MA2180
3 9
10
D1008
L1003
ERB81-004
10U
6 11
C1016
330/18V
5 12
R1002
13
220
D1071
ERA18-04
PR1071
WA5
14
C1072 C1071
100P 47/16V
C102
0.1
4 1
R1001 R1009
IC1001
2200 1K
0N3131-R.KT
ERROR
3 2
VOLTAGE DET
3
IC
T
S
R
2 9
10
D1508
L1504 P
ERB32-01
22U UNH
C1510 C1
4 11
330/18V 330
C1520
3300P
12
7 13
L1503 22U
6 14
C1511
D1509
2200/6.3V
ERC81-006
R1513
15
120
16
C151
0.22
4 1
IC1502
R1512
R1511
0N3131-R.KT
1200
4700
ERROR
3 2
VOLTAGE DET
3
IC
T
S
R
141