Durabrand DBTV2500 Service Manual page 22

Color television receiver
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A
B
8
FROM/TO CHROMA
CLAMP
G.OUT
B.OUT
R.OUT
V_OUT
V_FEEDBACK
HS401
763WAA0119
7
W831
6
S803X
R404
2.7K 1/4W
R405
5
18K 1/4W
R401
+-1%
100K 1/4W
+-1%
FROM/TO MICON/TUNER
D402
X-RAY
HZ11B1L
X-RAY_TEST
P_CON+5V
15
C439
500V
22P
SL
FROM/TO CHROMA
H.DRIVE
Q402
GND
2SC2621
4
ABCL
27.0
17.7
H_OUT
0
0.3
H_SYNC
45.7
0
P_CON+5V
P.CON+5V REG IC
L406 18uH
IC402 KIA7805API
C416
R428_1
8.2 2W
200V
0.018
PP
3
IN
GND
OUT
1
2
3
7.8
0
5.0
R448_1
W823
W824
3.3K 5W
TO SOUND
P_CON+5V
SOUND+B
R443_1
4.7
2W
2
FROM/TO POWER
+B
GND
FBT+12V
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
G-5
C
DEFLECTION/CRT SCHEMATIC DIAGRAM
V-OUT IC
IC401
LA78041
THERMAL
PUMP
PROTECTION
UP
AMP -
+
VCC
1
2
3
4
5
6
7
4.5
25.1
27.0
0
53.0
52.0
4.4
W817
14
R418
22K +-1%
R420
6.8K
X-RAY TEST SW.
Q403
16.0
DTA144ES
9.6
16.1
R424
R409
12K +-1%
6.2K
+-1%
0
W897
17
130.0
H.OUTPUT
1
-0.1
Q401
2SD2499(LBOEC1)
130.0
T401_1
0
5013001
D410
135.0
6
16
0
AU02A-EIC
135.0
2
W891
-1.9
9
0
10
R422
0
8
6.8K 1/2W
1.5
4
C401
C446
C404
2.0
3
500V
22P
SL
160V
1
MHE
10V
470
YK
D408
AU02A-EIC
D422
100V
AU02A-EIC
D404
AU02A-EIC
CAUTION:
SINCE THESE PARTS MARKED BY
NOTE:
THE DC VOLTAGE AT EACH PART WAS MEASURED
CRITICAL FOR SAFETY,USE ONES
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
DESCRIBED IN PARTS LIST ONLY
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D
E
(MAIN PCB)
CD802
2E054401
GND
GND
5
CLAMP
CLAMP
4
G.OUT
G.OUT
3
B.OUT
B.OUT
2
R.OUT
R.OUT
1
CP802A
51048-0510
L802
HF57T18.5*10*10
18
D403
V801
19
11E1-EIC
A63AHC26X
9
10
R
8
G
6
B
11
5
7
1
DY801
7M062505
TO DY
4
4
3
3
2
2
1
1
CP401_1
TS-80P-04-V1
C434
100V
22
YK
R429_1
FB401
1.8 2W
3225010F
COL
HV
VIDEO
F
S
B+
GND
0
11
AFC
HEA
ABL
1.7
7
TER
GND
E12
GND
8
NC
E25
E8
0.8
5
D407
AU02A-EIC
C448
R445_1
22
YK
100K 1/4W
HEATER
4
GND
3
GND
2
180V
1
CP803A
CD803
2E044101
51052-0400
PCB010
TMX456
ARE
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
GND
5
GND
CLAMP
4
CLAMP
G.OUT
3
G.OUT
B.OUT
2
B.OUT
R.OUT
1
R.OUT
CP802B
51048-0510
CD801_1
CP801_1
8M82025A
TS-80P-02-V1
1
1
2
2
3.2
3.2
100.6
2.7
98.4
2.7
95.4
RED OUT
GREEN OUT
Q801
Q803
2SC4075-YAC
2SC4075-YAC
2SC4075-YAC
CC004
CC002
CC006
TP022
TP023
TP024
20
22
MG801
29MMSTAR
K001
8115529
K002
8115529
K003
8115529
R
B
G
FOCUS
SCREEN
1
CP806
005P-2100
W838
96.4
6.4
0
101.6
HEATER
HEATER
99.6
4
0
GND
GND
3
GND
GND
2
180V
180V
1
CP803B
51052-0400
PCB110
TCX315
R.SIGNAL
ETANT
G.SIGNAL
B.SIGNAL
DEFLECTION SIGNAL
F
G
H
8
7
3.2
2.7
BLUE OUT
Q802
6
21
5
4
3
NC
2
0
J801
CVT3275-5102
CAUTION: DIGITAL TRANSISTOR
1
H
G-6

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