Qsound And The Qlogo Are Registered Trademarks Of Waveforms Of Md Circuit; Schematic Diagram / Wiring Side Of P.w.board - Sharp CD-C482 Service Manual

CD-C482
A
CNS1B
K
5
E
4
B
A
3
B
2
F
1
C
LD
MON
K
E
B
LD
GND
A
F
2200P
C
LT0H30M1
1M
2200P
1M
D
TR+
FO+
FO–
TR–
ACTUATOR
PICKUP UNIT
E
F
+
M1
M
DISC
–
MOTOR
+
M2
M
SLIDE
MOTOR
–
SW4
PICKUP
G
IN
CD MOTOR PWB-K
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 14.
1
R2
1K
C1
C15
47/16
0.01
1.5V
Q1
4.2V
KTA1266 GR
C85
0.001
CNS1A
9
K
1 1
A
2 2
B
3 3
E
4 4
F
5 5
C4
CNP1 0.1
R9
TE
100K
R10
2.2K
R11
6.8K
R12
100
C9
0.047
R15
R14
12K
27K
K
5
180P
R16
E
4 3.3K
8
A
3
B
2
F
1
TR–
1
TR+
2
FO+
3
R21
FO– 22K
4
R22
GND
5
22K
PD
6
C12
VR
7
0.1
LD
8
TR–
TR–
1 1 1
TR+
TR+ 2 2 2
FO+
FO+ 3 3 3
FO–
FO–
4 4 4
GND 5 5 5
PD 6 6 6
VR
7 7 7
LD 8 8 8
LD
CNP2
100/16
SP+
6 6 6 6
SP–
5 5 5 5
SL2+
4 4 4 4
SL2–
3 3 3 3
CD2PUIN
2 2 2 2
1 1 1
1
2 3
Figure 20 SCHEMATIC DIAGRAM (1/20)
R1
10
4.8V
C3
1/50
64 63 62 61 60 59 58
VCC1
–
2.4V
FIN2
1 RF – +
REF
– +
REF
2.4V
FIN1
2
FE1
– + – +
REF
– +
2.5V E REF
3 – +
2.5V F
VCR
4
VCR
REF
– +
– +
2.4V TB
5
R8 – +
VCR
2.5V
IC1
15K TE– VCR
REF
– +
6
LA9241M
2.5V TE
7
SERVO AMP.
C5
REF
– +
– +
0.033
REF
2.5V
TESI
8
– +
C6
0.033
9
– +
SCI – +
TGL1
C7 2.5V
REF
0.1/50 GL
THDL
REF
C8 2.4V
TH
10
0.068
2.5V THD
JP
NC 11
FSC
2.5V
REF
12 REF
FOSTA
– +
TD– GEN
GEN
TO
2.5V REF
– +
TD REF
13
– +
GEN
C10
2.5V JP
14
REF
– +
2.5V TO
15
2.5V
16
FD
R17 19 20 21 22 23 24 25
17 18
33K
R18
C11
15K
0.1
1 C14
0.01
R27
VREF
R24 39K
R25
47K 1.5K
0.47/50
1 2.5V 36
0V
2 2.5V 35
0V
3
0V
34
0V
4 2.5V 33
2.5V
2.5V
5 32
2.5V
6
2V 31
1.8V
2V 30
7
1.8V
0V
8 29
0V
0V
9
0V 28
0V
10 0V 27
0V
11 0V 26
12 0V 25
2V
R48
2V 24
13 2V
10K
2.5V
14 23
2.5V
2.5V
15 22
2.5V
C36
16 0V 21
2.5V
4.7V
17 20
4.7V
18 0V 19
0.7V
+B
4
– 20 –
57 56 55 54 53 52 51 50 49
0V
NC 48
TBC 2.5V
2 47
EFBAL
DEF
FSC 2.5V
FOSTA 46
DGND 0V
HFL
45
TOSTA
CE
REF
SLI 2.4V
2FREQ 44
CL
DRF
C26
LASER
0.033
FSTA
R41
8/12CM
47K
2.5V
3
SLC
SLOF 43
C25
R40
27P
VCC 5.6K
2.4V
RFS–
42
REF
CV–
C24 R43
REF
– +
2.2P
56K
1.5V
CV+
RFSM
RF 41
FSTA
JP– HF
REF
4
– +
TP1
JP
0V
JP+ CV+
40
JPCLO
0V
CV–
39
10
4.8V
SLOF
5
38
OR
0V
HFL
37
REF
0V
TES
– +
36
4.8V
TOFF
35
4.8V
TGL
– +
34
JP+
0V
33
SLD
6
26 27 28 29 30 31 32
R36
R33
220K
1.2K
7
R34
22K
C18
GND
C35
R37
1/50
82K
12
+B
CNP12
5 6
C28
0.1
R44
33K
R42
47K
R39
1K
R38 C23
470 0.0027
C22
220P
D1
1SS133
D4
RL104A
1 2 3 4 5