Panasonic TX-28SL20F Serviceanleitung Seite 13

POWER SUPPLY BLOCK DIAGRAM
E - BOARD
W - BOARD
D867
T802
W2 E1
4 4
Line
1 1
Filter
Line
2
Filter
R802
1
Degauss Coil
F801
E2
W1
4 1
Mains
In
IC1104
RESET
5V SBY
Q852
Q855
D868
Q853 Q854
RL801
~
D801
+
P1
~
P2
3 B2
IC801
POWER
1 4
SUPPLY
R805
R814
D805
IC850
REG
2
5V SBY
2
43
2 66
1 31 32
1 IC1101
IC1102
MICRO
EPROM
5
PROCESSOR
54
E19
2
N1
2
N - BOARD
IC1071
REMOTE
CONTROL
RECEIVER
STROMVERSORGUNGS BLOCKSCHEMA
33V
IC251
AUDIO
D862
R854
OUTPUT
10
T801
29V
S7
150V
S2
D850
7V
5V
S5 Q850
TUNER
15V
S4
5V
9V
1
IC851
3
REG IC852
1
3
REG
12V
1
IC853
REG
IC856
3
1
REG
3
1
8V
46
8 33
IC2101
IC1105
IC1103 16
AUDIO RESET
EAROM
PROCESSOR
150V
E3
T551
1
9
2
200V
2
D554
-14V
2
6
14V
E8
7
5
1
IC451
9
D454
8
V-OUTPUT
27V
4
6
IC701
D458
EW
CORRECTION
E70
11
HOUT5V
18
12V
19
3.3V
20
5V
7
2
1 3
IC601
IC855
VIDEO
REG
SW
1
Y - BOARD
6
IC351
Y3
2
R OUT
1
2
6
IC361
2 G OUT
Y2
6 IC371
1
2
B OUT
Q908
F - BOARD
IC1501
36
F1
C.I.P.
31
11
66
18
19
Q1501
20
IC1502
19
CONVERTER
53
57
9, 25, 35
IC1503
VIDEO
41, 51, 53
PROCESSOR
56, 57, 59
1 IC1504
10
Deflection
28
Processor
51
Q1502 /3 /5 /6 /8
/9 /11 /12
Q1504 /7 /10 /13