Power - Toshiba 20AF45 Service Manual

A B
8
D516 RELAY DRIVE
Q504
10.9
1SS133 KTC3198
0
0
7
RY501
2 1
G5PA-1-SA(WEC)
3
4
DEGAUSS COIL
L503
CP502
8R200024
A1561WV2-2P
1
2
CP507
003P-2100
1
6
TH501_2
1
B59203-S1060-B14 CP508
CP501 003P-2100
AC120V_60Hz
A3963WV2-3PD
CD501_1
WHITE
WHITE
09615904
F501
BLACK
BLACK
6.3A125V
FH501 FH502
EYF-52BCY EYF-52BCY
6.3A125Vor51MS063L
5
6.3A 125V
4
C554
0.022 B 9.7
6.3
FEED BACK
SWITCHING
Q507
5.7
KTC3198
R532
1.5K
3
R510
100 1/4W
2
6.3A 125V
CAUTION
:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
1
6.3A 125V(F501)
REPLACE ONLY WITH THE SAME TYPE FUSE
ATTENTION
:POUR UNE PROTECTION CONTINUE LES RISQUES D'INCEIE
N'UTILISER QUE DES FUSIBLE DE MEME TYPE 6.3A 125V(F501)
A B
G-7
C
POWER SCHEMATIC DIAGRAM
R515
10K 1/4W
R501 R541_1
1 7W 0.22 1W
C502_1 C503_1
2KV 0.001 RR
2KV 0.001 RR
3 4
1 2
8
COIL,LINE FILTER
L501
141.6
1R5A123F28Y
7
0
6
40.0
B501
W801
5
BL02RN1-R62
159.4
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
1.5
2
SWITCHING
HS501
Q514 0
763WAAA074
KTC3203_Y
1
R544
270 1/4W
R542
D507
0.15 1W 1SS133
D524
R545
150 1/4W
1SS133
10.7 16.3
D509
R508 D506
9.7 1.5
100 1/4W
MTZJ18B 1N4937
FEED BACK
IC504
LTV-817M-VB
GND1
CAUTION: IS THE LIVE CONNECTION
NOTE:
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
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
W806
30PRA60-FC
R503
10K 1/4W
38
CURRENT DET. 115.4
Q512
2SA1624
115.7
C539_1
T501 8135091S
50.0
100V
R536
9 NC
C517_1
P1 25.0
47K 1/4W
W825
2KV 0.0015 RR
10
0 B504 D510
11
W5RH3.5X5X1.0 FE201-6L49 0.68 2W
P2
240.0
12 NC
13
0
14
26.0
15
16
D511 R546
1N4937 100 1/4W
C520
500V 0.001 B
D512
21DQ09N
THE RESISTOR MARKED F IS FUSE RESISTOR. ATTENTION
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
D E
F G
R518 S802Y
S802X
0.22 3W
D517
1SS133
R537
100K 1/4W
+B SW.
Q503
2SA1371
115.5
115.1
2.2 YK
114.7
R527
115.2
R516
STAND BY SW.
Q505
0
10K
2SC2909
0
R524
3.3K 1/4W
CAUTION
:LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F G
H
8
7
TO SOUND
SOUND+B
GND
SOUND_GND
FROM/TO DEFLECTION
6
H+B
+B
FBT+B
GND
TO TUNER/STEREO
5
S803Y
P.CON+B
GND
TO CHROMA
UNREG+12V
GND
FROM/TO MICON
4
P.FAIL
X-RAY
DEGAUSS_H

POWER

GND
FROM/TO SOUND
GND
3
FROM/TO COMB FILTER/AV
GND
2
PCB010
CME017
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
1
DESCRIBED IN PARTS LIST ONLY
H
20AF45/20AF45C
G-8