Block Diagram - Durabrand DBTV1300 Service Manual

CH. UP
VOL. UP
CH. DOWN
VOL. DOWN
POWER
OS101
1
2
3
X101
CSTS0800MG03-T2
FEED BACK
IC506
TLP621 (D4-GR-LF2)
2
3
Q502
BUFFER
Q501
SW
Q507
FEED BACK
SW
T502
8
2
16 13
UNREG + 12V
+B ADJ
VR501
E-1
TU001
11 5 4 1
MICON IC
IC101 OEC7045A CF601
SAW FILTER
5 P02/AUDIO MUTE
AD6/KEY2
26
CVIN
17
RED R 42
27 AD5/KEY1
GREEN G 41
BLUE B 40
OUT1/BLANK BL
39
10 INT1/REMOCON
P50/H. SYNC
1
P51/V. SYNC
2
SCL1 34
SDA1
32
19 XIN RESET
25
5 6
MEMORY IC
20 XOUT SDA SCL
IC199
S-24C02BDP-1A
DEGAUSS COIL
L503
D501~D504
RECTIFIER
L501
3 1
5
2
F501
AC IN

BLOCK DIAGRAM

CHROMA IC
IC601 M61203CFP
X602
3.579545MHz
X' TAL
32
AUDIO OUT
62
RF AGC OUT
64 VIF IN (1)
1
VIF IN (2)
REG OUT
40 Y SW OUT
R OUT
30 R IN
28 G IN G OUT
20 B IN B OUT
27 FAST BLK
REG OUT
12 INV FBP OUT
FBP IN
29 V PULSE OUT
START UP VCC
SCL
5
SDA H OUT
10
5V REG
42 MCU RESET
VREG VCC
17 V OUT
V-OUT IC
IC401 LA78040
PUMP UP
-
AMP
+
VCC
7 5 6 2
IC351 AN7511
50 2 6
SOUND AMP
IC
4 8
Q606
REG.
33 UNREG + 12V
Q801
14 RED OUT
15 Q802
GREEN OUT
16
Q603
Q803
41 REG.
BLUE OUT
6
19
7 Q604, Q605
REG
39
Q402
55
H. DRIVE
Q401
H. OUTPUT
DY
FB401
9
1
F
2
S
10 HV
3
SP351
3 9 7
B G R
CRT
Heater
4 8
F
E-2