Download Print this page

Durabrand DBTV2702 Service Manual page 14

Color television receiver

Advertisement

A
B
8
7
RY501
ALKS321
DEGAUSS COIL
L503
8R270010
CP502
A1561WV2-2P
2
6
1
TH501
ZPB45BL3R0A
6.3A 125V
F501
5
6.3A125V
FH501
EYF-52BC
AC120V_60Hz
CD501
0R414903
BLACK
S501A
4
WHITE
S501B
3
2
6.3A 125V
CAUTION:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE FUSE
1
6.3A 125V(F501).
ATTENTION:POUR UNE PROTECTION CONTINUE LES RISQUES D'INCEIE
N'UTOLISER QUE DES FUSIBLE DE MEME TYPE
6.3A 125V(F501).
A
B
G-7
C
POWER SCHEMATIC DIAGRAM
RELAY DRIVE
Q504
D516
KTC3198
1SS133
0.2
0.6
0
2
1
3
4
COIL,LINE FILTER
L501
2R2A752F28Y
C502
2KV
0.001
3
4
1
2
FH502
EYF-52BC
144.0
D
4.8
G
SWTCHING
S
Q501
2SK3326(2)
0.1
KTC3203_Y
HS501
763WAA0023
NC
CAUTION:
IS THE LIVE CONNECTION
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(DBTV2702)
(MAIN PCB)
T501
8140066S
126
8
P1
140.5
7
140.5
6
P2
144.0
5
R501
R502
1.2 7W
0.22 1W
11.74
3
0
2
11.80
C503
1
B
2KV
0.001
B
C528
250V
0.0022
KY
R543_1
C509_1
330 2W
100V
0.047
MKT
R504
R512
10K 1/2W
270 1/4W
C515
D521
0.1
B
1SS133
FEED BACK
C511_1
BUFFER
IC501
Q502
LTV-817M-VB
25V
47
YK
9.8
4.8
0.3
0
0.3
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
R521
150 2W
0
9
NC
R517_1
15.66
C516
W848
10
500V
0.0022
B
0.39
2W
0
11
0
D505
12
NC
30DF6-FC
11.61
13
C517
0
14
2KV
680P
R
95.4
B504
D510
15
W5RH3.5X5X1.0
RU-4AM
0
16
W822
D511
D507
R516
R513
100
1/4W
1K 1/2W
11E1-EIC
MTZJ12B
D512
SB290S
D514
C518
500V
470P
B
1SS133
R547
100 1/4W
R534
100
C504
R505
0.01 F
10K
9.8
C520
8.8
0.001 B
8.8
6.0
FEED BACK
SWITCHING
5.4
Q507
KTC3198
ATTENTION:
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
FROM CHROMA
UNREG+12V
GND
TO DEFLECTION/CRT
7
UNREG+18V
+B
GND
TO SOUND
SOUND+B
GND
SOUND_GND
6
FROM/TO AV
GND
FROM/TO COMB FILTER
GND
FROM/TO MICON/TUNER
5
DEGAUSS_H
PROTECT_A
R536
68K 1/2W
R535
+30V
68K 1/2W
GND
4
3
2
PCB010
TMB544
1
CAUTION:
SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
H
G-8

Advertisement

loading