Panasonic PV-20DF25

10 BLOCK DIAGRAMS
PV-20DF25/PV-20DF25-K/PV-27DF25/PV-27DF25-K/PV-27DF5
P801
1
P801
2
LINE
FILTER
L801
L1001
LINE
FILTER
L802
RL801
(FROM IC6001(41))
TV POWER ON(H)
AC CORD
MAIN C.B.A.
SWITCHING
CONTROL
D857
D863
D856
D858
D804-807
T850
FULL-WAVE
RECTIFIER
D1001
F801
6.3A
125V/250V
IC850
Q801
2
5
3
4
8
7
14 +130V
TP851
RECTIFIER SMOOTHING
C867,872D860
11
+18V/+14V
RECTIFIER SMOOTHING
C865,868D859
SW+12V
4
3
1
2
12
10
D1006
D1009
D1005,
D1008
D1201,
D1202,
D1203
D1017
T1001
SW+30V
IC1002
IC1003
3
5
D1004
D1003
D1002
18
8
7
1
2
4
RECTIFIER SMOOTHING
D1016 C1027
SW+5V
RECTIFIER SMOOTHING
D1013 C1025,1030
RECTIFIER SMOOTHING
D1011 C1024,1029
UNSW+5V
SW+12V
RECTIFIER SMOOTHING
D1010 C1020,1028
14
RECTIFIER SMOOTHING
D1015 C1026,1031
3
15
13
2
SHUNT
REG.
LINE
FILTER
FULL-WAVE
RECTIFIER
(FROM IC6001(81))
POWER ON(H)
SWITCHING
CONTROL
IC1001
4
6
1
7
D861
OVER VOLTAGE
PROTECTOR
D864,
D865,
D866
PR850
(FROM IC6001(48))
DVD POWER ON(H)
Q1201
TO DVD MAIN C.B.A.
P8402
16
17
13
12
3
4
10
8,9
ACT VM+5V
M VM+6V
1 V 2 µs
V1
3 Vp-p
50 V
2 µs
V1
250 Vp-p
F
10 V
2 µs
V1
40 Vp-p
G
G
F
IC1006
42
1
+3.3V
REG.
IC1004
54
3
+5V
REG.
IC1005
42
1
+6V
REG.
IC1201
42
1
+12V
REG.
Q1206
SW+5V
SW+3.3V
P851
TO DEFLECTION
C.B.A. P502
POWER SUPPLY BLOCK DIAGRAM
POWER SUPPLY BLOCK DIAGRAM
PV-20DF25 / PV-27DF25 / PV-27DF5 / PV-20DF25-K / PV-27DF25-K
55