A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
L1511
15uH 0305
L1512
22uH
L1508
100uH
0305
L1510
15uH
0305
L1505
15uH 0305
IC1501
LA76600M-TLM
COMB FILTER IC
1
10
11
12
13
14
15
16
17
18
2
3
4
5
6
7
8
9
IC1503
MM1501XNRE
VIDEO SW(C) IC
1
2
3
456
IC1502
MM1501XNRE
VIDEO SW(Y) IC
1
2
3
456
L1501
100uH 0305
L1503
220uH 0305
L1502
220uH 0305
TUNER VIDEO SIGNAL
LUMINANCE SIGNAL
COLOR SIGNAL
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
R1503
270
R1507
1K
R1512
470
R1530
470
R1506
3.3K
R1505
6.8K
R1522
1K
R1518
27K
R1516
1K
R1508
3.9K
R1510
47K
R1520
1.2K
R1519
24K
R1502
100
R1529
2.7K
R1528
82K
R1504
8.2K
R1509
47K
R1523
100
C1521
0.1
B
C1523
0.1
F
C1509
0.01
B
C1513
0.1 B
C1517
100P
CH
C1519
0.1
B
C1533
22P
CH
C1526
0.01
B
C1531
0.01
B
C1504
0.1 B
C1505
1 B
C1508
0.1
B
C1515
0.1 B
C1514
0.1 B
C1516
0.1
B
C1512
0.1
B
C1506
0.1 B
C1507
0.1 B
C1503
0.1
B
W848
C1530_1
47
16V
KA
C1510
100
6.3V
YK
C1532
100
16V
YK
C1525
100
6.3V
YK
C1528
100
16V
YK
C1535
10
16V
KA
C1501
100
6.3V
YK
C1502
100
6.3V
YK
C1518
1
50V
KA
C1520
100
6.3V
YK
Q1508
KTC3875S_Y_RTK
BUFFER
Q1503
KTC3875S_Y_RTK
BUFFER
Q1507
KTC3875S_Y_RTK
BUFFER
Q1504
KTC3875S_Y_RTK
BUFFER
S_VIDEO_IN[C]
S_VIDEO_IN[Y]
Y/C_SW
Y_V_OUT_SW
C_V_OUT_SW
P.CON+8V[A]
P.CON+5V
FSC_OUT
VIDEO_OUT
GND
FROM/TO CHROMA
FROM MICON
FROM AV
PCB010
TMC559
7.9
3.8
0
4.6
0
4.6
7.9
3.8
0
4.6
0
4.6
COMB/FILTER SCHEMATIC DIAGRAM
SW1
V.OUT
Vcc
Vin2
Vin1
GND
SW1
Vin1
GND
V.OUT
Vin2
Vcc
2.5
2.0
9.0
5.0
1.0
1.0
5.0
2.2
1.6
CIN
INSEL
YIN2
AVCC
DVCC
SAND CASTLE
PHASE DET
FSC_IN
YIN1
AFC
RD
YOUT
OUTSEL
COUT
GND
GND
GND
GND
2.6
4.9
4.2
0
4.9
4.9
4.0
2.1
0
2.4
0
3.4
0
2.9
3.6
9.5
0.9
0
2.4
5.0
2.0
(MAIN PCB)
G-17
G-18