Power - Toshiba 20AF43 Service Manual

Color tv
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A
B
8
D516
RELAY DRIVE
7
Q504
10.9
1SS133
KTC3198
0
0
RY501
ALKS321
2
1
3
DEGAUSS COIL
4
L503
8R200024
CP502
A1561WV2-2P
6
1
2
CP507
TH501_2
003P-2100
1
B59203-S1060-B14
1
CP508
CP501
003P-2100
A3963WV2-3PD
AC120V_60Hz
CD501_1
WHITE
WHITE
0R615901
F501
BLACK
BLACK
6.3A125V
5
FH501
FH502
EYF-52BC
EYF-52BC
T6.3A_L_125V
6.3A 125V
4
C554
0.022 B
9.7
6.3
FEED BACK
3
SWITCHING
Q507
5.7
KTC3198
R532
1.5K
R510
100
1/4W
2
6.3A 125V
CAUTION
:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
1
REPLACE ONLY WITH THE SAME TYPE FUSE
6.3A 125V(F501).
ATTENTION
:POUR UNE PROTECTION CONTINUE LES RISQUES D'INCEIE
N'UTILISER QUE DES FUSIBLE DE MEME TYPE
6.3A 125V(F501).
A
B
C
POWER SCHEMATIC DIAGRAM
R515
10K 1/4W
R501
R541
1 7W
0.22 1W
COIL,LINE FILTER
L501
C502
C503
1R5A123F28Y
2KV
2KV
0.001
R
0.001
R
3
4
1
2
8
141.6
7
0
6
40.0
B501
W801
5
BL02RN1-R62
125.0
SWITCHING
Q502
159.4
D
R502
2SK3326(2)
138.9
C512
G
3
5.3
5.3
330 2W
100V
0.047
MMTS
0
S
0
2
HS501
SWITCHING
0
763WAA0244
Q514
1
R544
KTC3203_Y
270 1/4W
R542
D507
0.15 1W
1SS133
FEED BACK
D524
R545
IC504
LTV-817M-VB
150 1/4W
1SS133
10.7
16.3
D509
R508
D506
9.7
1.5
MTZJ18B
100 1/4W
1N4937
GND1
CAUTION:
IS THE LIVE CONNECTION
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
CAUTION
:SINCE THESE PARTS MARKED BY
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D
E
(MAIN PCB)
D505
30DF6-FC
R503
10K 1/4W
38
CURRENT DET.
115.4
Q512
2SA1624
115.7
C539_1
T501
8140066S
50.0
100V
R536
9
NC
C517
P1
25.0
47K 1/4W
W825
2KV
0.0015
R
10
0
B504
D510
R527
11
W5RH3.5X5X1.0
FE201-6L49
0.68 2W
P2
240.0
12
NC
13
20.0
14
26.0
15
16
D511
R546
1N4937
1001/4W
C520
500V
0.001
B
D512
21DQ09N
ATTENTION
ARE
:LES PIECES REPAREES PAR UN
CRITICAL FOR SAFETY,USE ONES
DANGEREUSES AN POINT DE VUE SECURITE
DESCRIBED IN PARTS LIST ONLY
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D
E
F
G
R517_1
W806
0.22 3W
D517
1SS133
R537
100K 1/4W
+B SW.
Q503
2SA1371
115.5
115.1
2.2
YK
114.7
115.2
R516
STAND BY SW.
Q505
0
10K
2SC2909
0
R524
3.3K 1/4W
P.CON+12V SW.
Q508
C550
KTA1271_Y
12.9
12.9
16V
1000
YK
R511
12.8
22K
0.8
R519
0.7
STAND BY SW.
Q509
10K
KTC3198
0
ETANT
NOTE:
THE RESISTOR MARKED F IS FUSE RESISTOR.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
F
G
H
8
7
FROM/TO SOUND
SOUND+B
P.CON+12V
GND
6
SOUND_GND
FROM/TO DEFLECTION
H+B
+B
FBT+B
GND
5
FROM/TO TUNER/STEREO
P.CON+B
GND
FROM/TO CHROMA
UNREG+12V
4
GND
FROM/TO MICON
P.FAIL
X-RAY
DEGAUSS_H

POWER

GND
3
TO CRT/SVM
CP851A
(CP851B)
CD851
B2013H02-4P
CU244201
P.CON+B
4
NC
NC
3
GND
2
P.CON+12V
1
FROM/TO AV
P.CON+12V
GND
2
FROM/TO COMB FILTER
GND
PCB010
TMC559
1
H

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