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[DIGITAL COMB FILTER CIRCUIT DIAGRAM]
A
B
8
7
6
5
4
3
2
NOTE:
THE RESISTOR MARKED F IS FUSE RESISTOR.
1
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
A
B
No.51768
C
DIGITAL COMB FILTER SCHEMATIC DIAGRAM
0
2.4
3.0
2.6
1
2
3
4
16
15
14
13
5.4
3.8
1.4
4.2
C913
0.01 B
R913
2.2K
5.0
C921
1.7
10P CH
BUFFER
1.1
Q903
2SC2412K
R909
100
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
TV-20F242
TV-20F242
D
E
(COMB FILTER PCB)
L901
820uH 0607
C907
6.3V
330
YK
C906
0.01 B
C925
0.1 B
C903
50V
0.47
KA
0
2.6
0
5.5
5
6
7
8
12
11
10
9
3.6
2.2
2.5
0
BUFFER
Q901
2SC2412K
W931
C916
16V
47
KA
C917
R906
4.4
2.1
0.01 B
BUFFER
1K
Q902
2.4
2SC2412K
L903
R908
W920
15uH
820
0305
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D
E
2-31
2-32
F
G
C923
220P CH
R905
120
FROM/TO CHROMA/IF
CY901
(CP604)
IMSA-9130S-06L
MONITOR V.OUT
6
Y IN
5
C IN
4
GND
3
FSC
2
L902
P.CON+5V
1
150uH
PCB300
VEX911
TUNER VIDEO SIGNAL
LUMINANCE SIGNAL
COLOR SIGNAL
F
G
No.51768
H
8
7
6
5
4
3
2
1
H
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