Schematic Diagram / Wiring Side Of P.w.board - Sharp CD-C612 Service Manual

CD-C612
A
CNS1B
CNS1A
5 1 1
K
2
E 4 2
3 3 3
A
4
B 2 4
1 5 5
F
B
CNP1
C
PICKUP UNIT
1/16
K 5
E 4
A 3
B 2
F 1
D
1
TR+
2
FO+
3
4
5
6
FO–
TR–
7
8
ACTUATOR
E
CNS2A
CNS2B
TR–
1 1
TR+
2
2
FO+
3 3
FO–
4
4
GND
5 5
PD
6 6
VR
7
7
LD
8 8
F
CD MOTOR
PWB-C
M1
+
6 6
SPINDLE M
SPIN
MOTOR
– 5
5
+
M2
4 4
M
SLID
G SLIDE
3 3
MOTOR –
2 2
SW4
PU-IN
PICKUP IN
1 1
H
• The numbers 1 to 12
• NOTES ON SCHEMATIC DIAGRAM can be found on page 13.
1
R2
1K
C15
C1
0.01 47/16
R1
C3
22 1/50
C2
Q1
0.01
2SA1318
LASER DRIVER
VCC1
K
FIN2
1
REF
A
FIN1
2
B
REF
E E
3
F
F
4
C4
0.1/50
TB
5
R8
R9
15K
TE–
TE
100K 6
TE
7
R10 C5
C54
0.033
2.2K
TESI
0.001
8
C6
0.033
R11
SCI
9
6.8K
C7
R12
0.1/50
100
TH
10
C9
R13 C8
NC
0.047
1K 0.068
11
12
TD–
R14
R15
C10
27K
12K
180P
TD
R16 13
3.3K
JP
14
TO
15
FD
16
R17
33K
C11
0.1
R19
1K
VREF
C12
0.1
TR–
TR–
1
TR+
TR+
2
FO+
FO+
3
FO–
FO–
4
10
GND
5
11
PD
6
12
VR
7
13
LD
LD
8 14
15
CNP2
16
C36
17
100/16
18
19
C55
20
100/16
21
SP+
6 6
SP–
5
5
SL_+
4 4
SL_–
3 3
CD_PUIN
2 2
1 1
are waveform numbers shown in page 14.
2 3
Figure 18 SCHEMATIC DIAGRAM (1/10)
C34
0.33/50
64 63 62 61 60 59 58 57 56
LDS
– +
RF
– +
REF
FE1
– +
– +
DEF
REF
– +
HFL
VCR
VCR
REF – +
DRF
– + VCR
VCR
REF – +
IC1
LA9241M
SERVO AMP.
REF
REF
VCC
REF
TGL1
FSTA
THDL
REF
REF
JP
JP FSC
REF
REF
FOSTA
GEN
TO
GEN
REF
REF
GEN
REF
FD– FE
18 19 20 21 22 23 24 25 26 27
17
C17
0.001
R18
R26
15K R30
82K
6.8K
C14
0.01
R31
R27
R24
1.2K
R25
39K
47K
1.5K
1 LD_M+ 42
TO
2 LD_M–
41
FD
3 40
FO (GAIN) VCC4
4
FO+ M– 39
5 M+ 38
FO–
6 SOL– 37
TR+
7 SOL+ 36
TR–
8 35
+B
9 34
C82
33
100/16
GND 32
GND
31
30
C77
29
100/16
SL–
VCC3 28
SL+
SP+ 27
SP–
SLD 26
VCC1 25
SPO
STANDBY (SPN)VCC2 24
Vref 23
SOLD
MUTE SOL– 22
4
– 18 –
55 54 53 52 51 50 49
DEF
NC 4 8
C28
0.1
TBC 4 7
EFBAL
FSC
FOSTA 4 6
DGND
TOSTA 4 5
CE
SLI
2FREQ 4 4
REF
CL
C26
LASER
0.033
FSTA
R41
8/12CM
47K
SLC
SLOF 43
C25
R40
27P
5.6K
RFS–
42
R43
C24
CV– REF
C23
56K
2.2P
0.0027
CV+
RF
41
RFSM HF
R38
JP–
TP1
470
JP+ CV+
40
CV–
JPCLO 39
SLOF
38
OR
37
HFL
SLOF
REF
TES
36
TOFF 35
TGL
34
JP+
33
SLD
28 29 30 31 32
R33 R32
1.2K 10K
C21
0.0033
GND
R34
1K
C35
R37
82K 1/50
+B
+B
+B
+B
CNP12
5
R44
33K
R42
47K
R39
1K
C22
220P
0
D1
1SS133
R
10
1 2 3 4 5 6
C
P2
FROM D
6