Schematic Diagram / Wiring Side Of P.w.board - Sharp CD-C602 Service Manual

CD-C602,CP-C602
A
K 1
2
E
A 3
B
B
4
F 5
C
PICKUP UNIT
K
1
E
2
A
3
B
4
F
5
D
TR– 1
TR+
TR+
2
FO+
3
FO+
FO–
4
GND
5
FO–
PD 6
TR–
VR
7
LD
8
ACTUATOR
E
1
2
3
4
5
6
7
F
8
CD MOTOR PWB-B
+
M1
G
M
SPINDLE
MOTOR –
+
M2
M
SLED
MOTOR
–
SW4
PICKUP
IN
H
• The numbers 1 to
• NOTES ON SCHEMATIC DIAGRAM can be found on page 11.
1
R1
1K
C2
C1
47/25
0.01
KTA1266 GR
1.84V
C25
0.01
1 1
2 2
3 3
4 4
5 5
C3
0.1/50
TE
C4
0.001
R7
1K
R9
27K
R40
22K
C11
0.1(ML)
TR–
TR–
1 1
TR+
TR+
2 2
FO+ FO+
3 3
FO–
FO–
4 4
GND
GND
5 5
PD
PD
6 6
VR
VR
7 7
LD
LD
8 8
SP+
6 6 6 6
SP–
5 5 5 5
SL+
4 4 4 4
SL–
3 3 3 3
PU-IN
2 2 2 2
1 1 1 1
12 are waveform numbers shown in page 12.
2
Figure 16 SCHEMATIC DIAGRAM (1/9)
LASER
DRIVER
Q1
R43
12
4.15V
C24
1/50
2.78V
64 63 62 61 60
-
FIN2
1 RF
– +
REF
FIN1
2
FE1
–
REF – +
E
REF
3
F
4
REF – VCR
TB
5
R3
R2
15K VCR
TE– REF –
100K 6
TE
7
REF
+
–
C5
R4
REF
2.2K 0.033(ML)
TESI
8
R5
C6
6.8K
0.033
9
(ML) SCI
C7
R6
0.1/50
100
TH
10
C9
C8
0.047(ML)
NC
+
0.068
11
(ML) JP
12
REF
FOSTA
+
GEN
TD–
–
C10
R8 TO
12K 180P
TD
R11
13 +
GEN
–
3.3K
JP
14 REF
+
TO
+ –
15
16
FD
R13 17 18 19 20 21 22 23
33K
R12
C13
15K
0.1(ML) R14
10K
R28 R29
C14
1K
1K
0.01
R16
R39 R15
1.5K
22K 47K
VREF
1
2
3 NC
4 NC
IC5
5
M56748FP
6
FOCUS/
7
TRACKING/
8
SPIN/SLIDE
9
DRIVER
10
11
12
13
14
15
C44
NC
16
330/10
17
NC
18
+B
3 4
– 16 –
+B
55
59 58 57 56 54 53 52 51
– +
REF
EFBAL
DEF
+
–
FOSTA
–
HFL
+
TOSTA
VCR
2FREQ
+
DRF
–
LASER
–
VCR
FSTA
IC1
8/12CM
LA9241M
SLOF
SERVO AMP.
+
–
VCC
+
–
REF CV–
– +
+
+ –
TGL1
CV+
–
REF
GL
THDL
FSTA
REF JP–
+
JP
THD
–
JP+
JPCLO
FSC
REF
OR
GEN
+ REF
REF
–
+
24 25 26 27 28
C16
0.001
R17
82K
R22
6.8K R25
R24
1.2K
10K
R19 R23
1.2K
39K
36
NC
NC
35
NC 34
NC 33
32
31
30
29
28
27
26
25
24
R31
10K
23
22
21
20
NC 19
5
50 49
NC
48
C50
0.1(ML)
TBC 47
46
FSC
DGND
45
CE
REF SLI
44
C34
CL R38
0.033
33K
(ML)
R36
R37
47K
47K
SLC
43
C32
R33
R34
27P
5.6K
1K
RFS–
42
REF
C30
R32
C31
2.2P
56K R35
0.0027
470
RFSM
RF
41
HF
TP1
CV+ 40
CV–
39
SLOF
38
HFL
37
36
– TES
TOFF 35
TGL
34
–
JP+
33
29 30 31 32
R27
220K
R30 R26
220K
18K
GND
C21
D2
R10
1/50 1SS133
82K
+5V
+B
R54
1K
1 2
6
L
C53
220
3