Power - Toshiba 20AF44 Service Manual

A B
8
D516 RELAY DRIVE
Q504
10.9
1SS133 KTC3198
0
0
7
RY501
ALKS321
2 1
3
4
DEGAUSS COIL
L503
CP502
8R200024
A1561WV2-2P
1
2
CP507
003P-2100
1
6
TH501_2 1
CP508
CP501
B59203-S1060-B14 003P-2100
A3963WV2-3PD
AC120V_60Hz
CD501_1
WHITE
WHITE
0R615901
F501
BLACK
BLACK
6.3A125V
FH501 FH502
EYF-52BCY EYF-52BCY
6.3A125Vor51MS063L
6.3A 125V
5
4
C554
0.022 B 9.7
6.3
FEED BACK
SWITCHING
Q507
5.7
KTC3198
R532
1.5K
R510
3
100 1/4W
2
6.3A 125V
CAUTION
:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
6.3A 125V(F501)
1 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
R541_1
R501
1 7W 0.22 1W
COIL,LINE FILTER
L501
C502 C503
1R5A123F28Y
2KV 2KV
0.001 R 0.001 R
3 4
1 2
141.6
0
40.0
B501
W801
BL02RN1-R62
159.4
SWITCHING
Q502
159.4 D R502
2SK3326(2) 138.9
C512
G
5.3
5.3 330 2W 100V 0.047 MMTS
0 S
1.5
SWITCHING
HS501
Q514 0
763WAA0244
KTC3203_Y
R544
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: THE RESISTOR MARKED F IS FUSE RESISTOR.
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
IS NON POLAR ONE.
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
T501 8140066S
50.0
100V
R536
8 9 NC
C517
P1 25.0
47K 1/4W
W825
2KV 0.0015 R
7 10
R527
0 B504 D510
6 11
W5RH3.5X5X1.0 FE201-6L49 0.68 2W
P2
240.0
5 12
NC
13
0
3 14
26.0
2 15
1 16
D511 R546
1N4937 1001/4W
C520
500V 0.001 B
D512
21DQ09N
ATTENTION
:LES PIECES REPAREES PAR UN
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F G
R517_1
W806
0.22 3W
D517
1SS133
R537
33K 1/4W
+B SW.
Q503
2SA1371
C539_1
115.5
115.1
4.7 YK
114.7
115.2
R516
STAND BY SW.
Q505
0
10K
2SC2909
0
R524
3.3K 1/4W
P.CON+12V SW.
Q508
KTA1271_Y C550
12.9 12.9
16V 1000 YK
R511
12.8
22K
0.8
R519
0.7
STAND BY SW.
Q509
10K
KTC3198
0
CAUTION
:SINCE THESE PARTS MARKED BY ARE
ETANT
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F G
H
8
7
TO SOUND
SOUND+B
P.CON+12V
GND
SOUND_GND
FROM/TO DEFLECTION
6
H+B
+B
FBT+B
GND
5
TO TUNER/STEREO
P.CON+B
GND
TO CHROMA
UNREG+12V
GND
FROM/TO MICON
4
P.FAIL
X-RAY
DEGAUSS_H

POWER

GND
TO CRT
CP851A CD851
B2013H02-4P CU244201
P.CON+B 4
3
NC NC 3
GND 2
P.CON+12V 1
TO AV
P.CON+12V
GND
FROM/TO COMB FILTER
GND
2
PCB010
TMC559
1
H
G-8