ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
L1511
15uH 0305
L1505
15uH 0305
L1508
100uH 0305
L1510
15uH 0305
L1512
22uH
IC1501 LA76605M-TLM
COMB FILTER IC
1
10 11 12 13 14 15 16 17 18
23456789
IC1503 MM1501XNRE
VIDEO SW(C) IC
123
456
IC1502 MM1501XNRE
VIDEO SW(Y) IC
123
456
L1503
22uH 0305
L1502
22uH 0305
L1501
100uH 0305
C1532
10016V YK
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
R1507
1K
R1512
470
R1506
3.3K
R1503
270
R1505
6.8K
R1502
100
R1529
15K
R1528
82K
R1504
8.2K
R1509
47K
R1508
3.9K
R1523
100
R1518
27K
R1516
1K
R1519
24K
R1522
1K
R1520
1.2K
R1530
470
R1510
47K
C1521
0.1 B
C1509
0.01 B
C1513
0.1 B
C1517
100P CH
C1519
0.1 B
C1531
0.01 B
C1504
0.1 B
C1505
1B
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
C1526
0.01 B
C1533
22P CH
C1523
0.1 F
W848
C1528
10016V YK
C1530_1
4716V KA
C1502
100
10V
YK
C1510
10010V YK
C1501
100
10V
YK
C1518
150V KA
C1520
100
10V
YK
C1525
10010V YK
C1535
1025V KA
Q1508
KTC3875S_Y_RTK
BUFFER
Q1503
KTC3875S_Y_RTK
BUFFER
Q1504
KTC3875S_Y_RTK
BUFFER
Q1507
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
GND
G-17
G-18
PCB010
CMD016
COMB/FILTER SCHEMATIC DIAGRAM
(MAIN PCB)
2.5
2.0
5.0
1.0
1.0
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
5.0
2.2
1.6
SW1
V.OUT
VccVin2
Vin1
GND
SW1Vin1
GND V.OUT
Vin2 Vcc
4.5
0
4.5
4.5
0
4.5
0
4.4
7.9
0
4.4
7.9
FROM/TO CHROMA
7.9
FROM AV
FROM MICON
FROM/TO POWER
FROM/TO SOUND