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SCHEMATIC DIAGRAM -1
OPTICAL PICKUP CIRCUIT
LASER DIODE
6
8
11
C
C
12
10
NBOUT
5
1
8
GND
GND
4
2
7
VCC
9
NAOUT
6
3
BIN
VREF
4
5
AIN
2
3
C
C
CD SERVO CIRCUIT
R701
4.7
C701
6.3V33
3.2V
Q701
CN701
2.7V
((2.3V))
VCC
0.9V
1
1
((2V))
PDF
2
2
PDE
3
3
R754
LD
4
4
5.6
LD GND
5
5
GND
6
6
C
NB
7
7
GND
C713
8
8
0.1
NA
9
9
VREF
10
10
LPD
11
11
GND
12
12
F-
13
13
C751
F+
14
14
0.1
T-
15
15
T+
C750
16
16
0.1
15 16 17 18
C735
0.1
C734
14 13 12 11 10
10V220
C736
38
0.1
M
M701
TRV MOTOR
C737
36
0.1
M
M701
SPL MOTOR
: +B SIGNAL LINE
Q701
2SA1037AKSTX
LASER POWER DRIVE
C714
6.3V100
1
IC701
AN8885SBE1
SERVO AMP
28 27 26 25
C712
0.1
C711
0.1
R708
22K
40
IC703
BA5948FPE2
FOCUS COIL/
TRACKING COIL/
TRAVERSE MOTOR/
SPINDLE MOTOTR DRIVE
19
20
21
29
22
23 24
25
26
28
27
GND
IC703
GND
9
8
30
7
6
5
4
3
2
1
R732
1K
R723
10K
R735
100
39
C715
2700P
R715
1K
37
: CD SIGNAL LINE
701
TJ
TJ
C703
6.3V100
C704
0.1
C707
0.027
2
3
10
11
12
13
14
4
5
6
7
8
9
IC701
24 23 22
21 20 19 18 17 16
15
C710
C747
180P
120P
R702
R705
10K
150K
R744
120K
C749
2200P
C742
0.027
R707
R704
R706
39K
1K
1K
33
R736
100
C752
C738
C739
1500P
0.056
2200P
R729
2.7K
R727
R749
2.7K
2.7K
R731
10K
C769
0.22
42
32
R728
2.2K
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