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SCHEMATIC DIAGRAM-1
CD SERVO CIRCUIT
SIDE A
SIDE B
E
GND
Vref
F
A
Vcc
HUL7213
C1
NC
B
0.47
LPD
LD
GND(GUARD)
GND
LDG
VR1
GND(GUARD)
TRACKING COIL
FOCUS COIL
2SA1037AKSTX
CN701
VCC
VCC
1
1
F
F
2
2
E
E
R754
3
3
LD
LD
4
4
LD GND
LD GND
5
5
GND
GND
6
6
A
A
7
7
GND(GUARD)
8
8
B
B
9
9
VREF
VREF
10
10
LPD
LPD
11
11
GND(GUARD)
12
12
T-
T-
13
13
T+
T+
14
14
F-
F-
15
15
F+
F+
16
16
C750
0.1
C735
0.1
15
16
17
18
C734
10V220
14
13
12
11
39
C736
38
0.1
M
M701
TRV MOTOR
: +B SIGNAL LINE
: CD SIGNAL LINE
R701
C701
4.7
6.3V33
Q701
SWITCH
5.6
1
2
3
30
32
31
C712
23
19
20
21
22
IC703
BA5948FPE2
IC 4CH DRIVE
10
9
8
7
6
36
37
C737
0.01
M
M702
SP MOTOR
51
C716
680P
R743
4.7K
50
4
5
6
7
8
9
10
IC701
AN22004A-NF
IC HEAD AMP
29
25
24
23
28
27
26
C747
470P
C711
0.1
R737
6.8K
0.1
R744
39K
R738
6.8K
R706
1K
R708
R707
0
0
33
42
R729
1K
R727
1K
C752
0.018
R736
100
24
25
27
28
26
5
4
3
2
1
R723
3.3K
R732
1K
C703
6.3V100
C704
0.1
R742
10K
11
12
13
14
15
16
22
21
20
19
18
17
C710
470P
R705
R702
4.7K
39K
C742
C749
3900P
0.047
R704
1K
32
R728
18K
R749
18K
R725
R715
330
3.3K
C739
C715
0.018
0.47
C714
6.3V100
C738
0.056
R735
100
R731
22K
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