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A
B
8
7
6
L1505
15uH 0305
5
4
COMB FILTER IC
2.6
C1504
CIN
0.1 B
4.9
INSEL
4.2
C1505
YIN2
1 B
0
GND
L1502
4.9
AVCC
220uH 0305
3
L1503
4.9
DVCC
220uH 0305
4.0
C1506
SAND CASTLE
0.1 B
2.1
C1507
PHASE DET FSC_IN
0.1 B
0
GND
2
1
A
B
G-17
C
COMB/FILTER SCHEMATIC DIAGRAM
R1512
BUFFER
470
Q1503
5.0
KTC3875S_Y_RTK
C1513
1.0
0.1 B
1.0
C1519
0.1
B
IC1501
LA76600M-TLM
2.4
COUT
0
OUTSEL
3.4
YOUT
0
GND
C1514
2.9
0.1 B
YIN1
R1528
R1529
3.6
C1516
82K
2.7K
AFC
R1504
C1518
0.1
B
5.0
9.5
C1512
BUFFER
2.4
8.2K
50V
1
KA
RD
Q1504
0.1
B
0.9
KTC3875S_Y_RTK
2.0
C1515
0.1 B
0
GND
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(MAIN PCB)
L1511
15uH 0305
9.0
2.5
BUFFER
Q1508
KTC3875S_Y_RTK
2.0
C1535
16V
10
KA
L1508
100uH
0305
R1523
100
C1530_1
16V
47
KA
5.0
BUFFER
L1512
R1522
Q1507
2.2
22uH
KTC3875S_Y_RTK
1.6
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.
D
E
F
G
VIDEO SW(Y) IC
IC1502
MM1501XNRE
4.6
0
Vin1
SW1
3.8
0
GND
V.OUT
7.9
4.6
Vin2
Vcc
VIDEO SW(C) IC
IC1503
MM1501XNRE
4.6
0
Vin1
SW1
0
3.8
GND
V.OUT
L1501
4.6
7.9
Vin2
Vcc
100uH 0305
1K
COLOR SIGNAL
LUMINANCE SIGNAL
TUNER VIDEO SIGNAL
F
G
H
8
7
6
FROM AV
S_VIDEO_IN[C]
S_VIDEO_IN[Y]
5
FROM MICON
Y/C_SW
4
FROM/TO CHROMA
Y_V_OUT_SW
C_V_OUT_SW
P.CON+8V[A]
P.CON+5V
3
FSC_OUT
VIDEO_OUT
2
GND
PCB010
TMC559
1
H
G-18
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