Toshiba 20AS26 Service Manual - Page 23
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Print PageA
B
8
CAUTION
:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE 4A 125V (F501)
FUSE.
ATTENTION
:POUR UNE PROTECTION CONTINUE LES RISQUES
4A 125V
D'INCEIE N'UTILISER QUE DES FUSIBLE DE MEME
TYPE 4A 125V (F501).
5.3
SW
R532
2.1
Q506
2SC2412K
10K
0
7
D517
1SS133
1
2
RY501
3
ALKS321
4
DEGAUSS COIL
L503
CP502
8R200031
A1561WV2-2P
1
2
6
TH501_1
B59203-S1060-B14
3
5
4A 125V
1
F501
4A125V
COIL,LINE FILTER
4A125V
L501
FH501
FH502
EYF-52BCY
EYF-52BCY
ELF15N010AP
AC120V_60Hz
CD501
09414909
4
BLACK
WHITE
3
C508
250V
0.0047
KX
2
1
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
G-3
C
TV POWER SCHEMATIC DIAGRAM
R514
R501
3.3 5W C
0.22 1W
4
2
144.0
D
R508
C509
G
4.8
220 1/2W
0.047 M
S
0.1
C511
BUFFER
50V
1
KA
Q502
KTC3198
4.8
0.1
HS501
0
763WSAA029
C510
0.1
B
NOTE:
THE RESISTOR MARKED F IS FUSE RESISTOR.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
C
D
E
(MAIN PCB)
D505
21DQ09N
C518
500V
470P
B
D510
RU2AM-EIC
C517_1
2KV
820P
T502
8129109S
D516
R504
1.7
10.0
8
11
100 1/4W
1N4937-PAN
0
NC
7
12
B504
144.0
132.3
D513
6
13
W5RH3.5X5X1.0
21DQ09N
NC
0
5
14
10.3
0
4
15
6.6
11.3
3
16
10.3
NC
2
17
18
NC
9.5
6.0
FEED BACK
5.5
SWITCHING
Q507
KTC3198
FEED BACK
R519
IC501
1K 1/4W
11.5
10.5
PS2561AL1-1-V(W)
R512
1K 1/4W
0.1
9.5
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.
D
E
F
G
R517_1
2.7 1W
PROTECT DRIVE
Q503
2SA1624
135.0
0
135.0
RR
R523
R527
5.6K 1/4W
47K 1/4W
R525
1.5 2W
P.FAIL
Q505
2SA1037AK
D521
0
R505
4.9
1K 1/4W
MTZJ10B-EIC
4.8
CAUTION
ATTENTION
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F
G
H
8
TO SOUND/AV
GND
SOUND+B
7
SOUND_GND
FROM/TO DEFLECTION/CRT
+B
UNREG+12V
W834
P.CON+B
6
GND
FROM/TO MICON/CHROMA/TUNER
5
POWER_FAIL
DEGAUSS_H
R537
X-RAY
100K 1/4W
UNREG+12V
AT+5V
GND
4
3
2
PCB070
CMF081
1
:LES PIECES REPAREES PAR UN
ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
H
G-4