Block Diagram - Durabrand DBTV2501 SERIES Service Manual

Color television receiver
Table of Contents

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CH UP
VOL UP
CH DOWN
VOL DOWN
POWER
OS101
1
2
3
X101
CST8.00MTW-TF01
Q608
SW TCHING
TH501
L503
DEGAUSS COIL
F501
IC506
Q507
LTV-817M-VB
FEED BACK
FEED BACK
SW.
VR502
E-1
Q351
MUTE SW.
TU001
9
7
11
4
5
1
MICON IC
IC101 OEC7045B
CF601
5
AUDIO MUTE
26
KEY2
CVIN
17
RED R
42
27
KEY1
GREEN G
41
BLUE B
40
BLANK BL
39
Q604, Q605
10
REMOCON
H. SYNC
1
V. SYNC
2
SCL1
34
POWER
36
SDA1
32
19 XIN
RESET
25
6
MEMORY IC
5
20 XOUT
IC199
SDA SCL
S-24C02BDP-1A
DEGAUSS_H
35
Q101
X_RAY_TEST
30
X-RAY TEST SW
Q504
RELAY DRIVE
Q403
RY501
X-RAY TEST SW.
RELAY
D501~D504
RECTIFIER
T501
7
5
1
3
14
12
SW REG. IC
IC501
STR-G6624
AT+10V

BLOCK DIAGRAM

CHROMA IC
IC601 M61206FP
X602
3.579545MHz
32
X' TAL
AUDIO OUT
62
RF AGC OUT
SAW FILTER
64
VIF IN (1)
1
VIF IN (2)
40 Y SW OUT
30 R IN
28
G IN
20 B IN
27
FAST BLK
5V REG
39 5V REG
12 INV FBP OUT
29
V PULSE OUT
5
SCL
10
SDA
VREG VCC
42
MCU RESET
VIF VIDEO OUT
17
V OUT
POWER ON CONT
THERMAL
PROTECTION
PUMP UP
-
AMP
+
VCC
3
7
2
6
5
V-OUT IC
IC401 LA78041
Q601
5V REG
SOUND AMP IC
IC351 AN7523
2
9
50
6
4
Q606
REG
REG OUT
33
Q801
R OUT
14
RED OUT
G OUT
15
Q803
GREEN OUT
B OUT
16
Q603
Q802
REG OUT
41
5V REG
BLUE OUT
FBP IN
6
36
AT+5V
Y IN
H OUT
7
55
Q402
57
H. DRIVE
13
Q401
H. OUTPUT
FB401
3
9
1
F
5
S
10
HV
2
SP351
AT+10V
11
6
8
B
G
R
CRT
Heater
10
F
9
DY
E-2

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