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
IC1501
TC90A45F
DIGITAL COMB FILTER
1
10
11
12
13
14
15
16
2
3
4
5
6
7
8
9
L1507
380R1501
1
10
12
2
3
4
5
6
7
9
B1501
W4BRH3.5X6X1
IC1505
NJM2533V
VIDEO OUT SW
1
2
3
4
5678
IC1504
NJM2533V
AV SW
1
2
3
4
5678
IC1502
NJM2533V
C SW
1
2
3
4
5678
IC1503
NJM2533V
Y SW
1
2
3
4
5678
L1505
100uH
L1506
100uH
L1508
100uH
Q1501
2SC2412K
BUFFER
Q1502
2SC2412K
BUFFER
Q1503
2SC2412K
BUFFER
Q1504
2SC2412K
BUFFER
C1516
47
16V
YK
C1525
10
16V
KA
C1520
1
50V
KA
C1537
4.7
50V
KA
C1544
220
6.3V
YK
C1540
100
16V
KA
C1549
0.1
F
C1548
0.1
F
C1542
330P CH
C1504
0.01 B
C1519
0.01 B
C1515
0.01
B
C1513
180P
CH
C1510
0.01
B
C1508
0.01
B
C1502
0.1 B
C1501
56P
CH
C1517
0.01 B
C1512
0.01
B
C1505
0.01
B
C1507
0.01
B
C1509
0.01
B
C1511
1 B
C1539
0.1 B
C1523
120P
CH
C1535
0.1
B
C1545
330P CH
C1530
0.1
B
C1532
47P
CH
C1547
0.1
F
C1527
0.001 B
C1541
56P
CH
C1546
56P CH
R1522
1K
R1506
820
R1501
820
R1502
6.8K
R1503
3.3K
R1504
1K
R1509
1K
R1513
1K
R1512
560
R1507
1K
R1511
27K
R1510
56K
R1505
100
R1508
680
R1514
560
R1520
2.2K
R1517
27K
R1516
56K
C1526
10
16V
KA
C1518
220
6.3V
YK
C1528
220
16V
YK
C1534
10
16V
KA
C1533
220
6.3V
YK
C1521
3.3
50V
KA
C1531
10
16V
KA
C1538
10
16V
KA
C1522
10
16V
KA
C1536
100
16V
YK
W865
W852
W863
L1504
150uH 0305
L1501
10uH
0305
L1503
820uH
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DURING PLAYBACK.
MEASURED WITH THE DIGITAL TESTER
NOTE:THE DC VOLTAGE EACH PART WAS
P.CON+5V
SW_Y
SW_C
COMB_FSC
GND
Y/C_VIDEO
COMB_FSC
Y/C_VIDEO
AUX_V[F/R]
P.CON+9V
SW_Y
P.CON+12V
DVD_Y/C-Y
DVD_Y/C-C
DVD_VIDEO
DVD_Y/C-Y
SW_C
AV_SW1
AV_SW2
DVD_Y/C-C
P.CON+5V
FRONT_V_IN
P.CON+12V
P.CON+9V
GND
REAR_V_IN
FRONT_V_IN
JACK_OUT
Y/C_VIDEO
AUX_V[F/R]
DVD_VIDEO
JACK_OUT
AV_SW1
REAR_V_IN
AV_SW2
PCB010
VMB250
FROM/TO MICON
FROM/TO DVD I/O
FROM/TO I/O
FROM/TO REGULATOR
FROM/TO Y/C/A/CCD/H.AMP
(VCR PCB)
COMB FILTER SCHEMATIC DIAGRAM
G-26
G-25
VRB
VRT
ADIN
BIAS2
BIAS3
VFIL
CKIN
AV
SS
DD
DV
AV
Y
C
DV
DD
OUT
OUT
SS
BIAS1
TEST
KILLER
0
0
2.4
3.0
2.6
2.6
0
5.5
5.4
3.8
1.4
4.2
3.6
2.2
2.5
0
1.7
1.1
5.0
4.4
2.1
2.4
FROM/TO CHROMA/IF
NC
NC
VCC
BAIAS
1.9
2
.5
5.4
NC
NC
BAIAS
NC
VCC
BAIAS
NC
VCC
NC
NC
NC
NC
NC
NC
VCC
BAIAS
6.5
0
6.5
0
6.5
0
6.5
0
0
5.8
12.6
0
0
5.8
12.6
0
0
5.9
12.6
0
6.5
0
6.5
0
2.5
1.9
5.4