Durabrand DBTV1300 Service Manual page 19

A 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
D'INCEIE N'UTILISER QUE DES FUSIBLE DE MEME
4A 125V
TYPE 4A 125V (F501).
7
DEGAUSS COIL
L503
CP502
8R140030
TV-50P-02-A1
1
W821
6 2
TH501
PTH451A3R0Q11
L501_1
9-000074
2 1
5 4 3
NC
5
4A 125V
F501
4A125V
233004-MB000
AC120V_60Hz
CD501 FH501 FH502
0R614908 EYF-52BC EYF-52BC
BLACK
BLACK
WHITE WHITE
CP501
THL-P03P-B1
4
3
2
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-5
C D
POWER SCHEMATIC DIAGRAM
R501
2.2 5W
C502 C503
500V 0.001 B 500V 0.001 B
T502
8129018S
1.7
8
NC 7
144.0
6
NC
5
10.3
4
6.6
POWER
3
Q501
144.0 D 2SK2662 R505
C509
10.3
G
2
4.8
220 1W 0.047 M
0.1 S
C511
50V YK 1
BUFFER
Q502
2SC2120Y
11.5
4.8
0.1
0
HS501
763WSA0015
0.1
FEED BACK
IC506
TLP621(D4-GR-LF2)
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 F
(MAIN PCB)
R517
D505
21DQ09N 5.6 3W
D510
RU2AM
W840
C517_1
2KV 470P BP
D513
21DQ09N
C512
500V 470P B
10.0
10
11 NC
0
12
132.3 W825
13
0
14
0
15
11.3
16
17 NC
18 NC
D518
1SS133
R520
10.5
150K 1/2W
9.5
FEED BACK 9.5
SWITCHING
Q507
6.0
2SC1740SP
5.5
D514
1SS133
R519 D519
330 1SS133
ATTENTION:
CAUTION: SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
E F
G
LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
G
H
8
TO SOUND/AV
GND
SOUND+B
7
SOUND_GND
TO DEFLECTION/CRT
+B
6
GND
5
TO CHROMA
UNREG+12V
4
3
2
PCB010
TMX464
1
H
G-6