Sharp CD-C462 Servicehandleiding - Pagina 14

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Sharp CD-C462 Servicehandleiding
CD-C462/C462C
A
B
C
LD
MON
K
E
B
LD GND
A
F
2200P
C
LT0H30M1
1M
2200P
D
1M
TR+
FO+
FO–
TR–
ACTUATOR
PICKUP UNIT
E
F
M1
M
DISC
MOTOR
M2
M
SLIDE
MOTOR
SW4
PICKUP
IN
G
CD MOTOR PWB-E
H
• The numbers
1
to
12
• NOTES ON SCHEMATIC DIAGRAM can be found on page 9.
1
C15
0.01
C2
0.01
5
K
K
E
4
1
1
A
A
2
2
3
B
2
3
3
B
E
F
1
4
4
F
5
5
CNP1
9
5
K
4
E
3
A
2
B
1
F
1
TR–
2
TR+
3
FO+
4
FO–
5
GND
6
PD
7
VR
8
LD
TR–
1
1
1
TR+
2
2
2
FO+
3
3
3
FO–
4
4
4
GND
5
5
5
PD
6
6
6
7
VR
7
7
8
8
8
LD
CNP2
+
SP+
6
6
6
6
–
SP–
5
5
5
5
SL_+
+
4
4
4
4
SL_–
3
3
3
3
–
CD_PUIN
2
2
2
2
CD_GND
1
1
1
1
are waveform numbers shown in page 10.
2
3
Figure 14 SCHEMATIC DIAGRAM (1/10)
R2
1K
+B
Q1
KTA1266 GR
1.5V
4.8V
R1
22
4.2V
64
63
62
61
60
+ –
2.4V
FIN2
1
RF
REF
+ –
2.4V
FIN1
2
–
REF
–
+
+
2.5V
E
3
2.5V
F
VCR
4
C4
VCR
–
+
0.1/50
2.4V
TB
5
–
R8
+
15K
2.5V
TE–
VCR
–
6
+
TE
2.5V
TE
7
REF
+ –
C5
+ –
R10
REF
2.5V
0.033
2.2K
TESI
8
C6
R11
2.5V
0.033
6.8K
SCI
9
TGL1
+ –
C7
R12
0.1/50
THDL
REF
100
2.4V
TH
10
R13
C9
C8
1K
0.047
0.068
JP
2.5V
11
FSC
2.5V
TD–
12
REF
FOSTA
+ –
GEN
R14
TO
R15
GEN
27K
+ –
REF
12K
C10
2.5V
TD
13
+ –
GEN
180P
2.5V
JP
14
REF
+ –
2.5V
TO
R16
15
3.3K
2.5V
FD
16
8
17
18 19
20 21 22 23
R17
33K
R18
C11
15K
0.1
C14
0.01
1
R24
R25
47K
1.5K
C12
0.1
1
2.5V
0V
2
2.5V
0V
3
0V
0V
4
2.5V
2.5V
5
2.5V
2.5V
6
2V
1.8V
7
2V
1.8V
8
0V
0V
9
0V
0V
10
0V
0V
0V
0V
11
2V
2V
12
2V
2V
13
14
2.5V
2.5V
2.5V
2.5V
15
0V
2.5V
16
C36
4.7V
4.7V
100/16
17
0V
0.7V
18
4
– 14 –
59
58
57
56
55
54
53
52
51
50
49
0V
48
+ –
2
TBC
47
REF
EFBAL
+ –
DEF
FOSTA
FSC
46
+ –
DGND
HFL
45
TOSTA
CE
SLI
44
2FREQ
REF
+ –
CL
DRF
LASER
VCR
IC1
FSTA
3
LA9241M
8/12CM
SLC
SERVO AMP.
SLOF
43
VCC
RFS–
+ –
42
REF
REF
CV–
+ –
+ –
CV+
RF
41
GL
REF
JP–
RFSM
FSTA
+ –
JP
JP+
4
CV+
JPCLO
40
CV–
39
10
SLOF
5
38
OR
HFL
37
TES
REF
+ –
36
TOFF
35
TGL
+ –
34
REF
JP+
33
REF
24 25 26
27 28
29 30 31 32
12
R30
R36
6.8K
R33
R27
R31
R32
220K
1.2K
1.2K
10K
39K
R34
R35
22K
220K
36
35
34
33
32
C84
31
0.001
30
29
28
27
26
25
R48
24
10K
23
22
21
20
19
+B
5
+B
C28
0.1
2.5V
2.5V
0V
2.4V
R44
33K
C26
0.033
R41
R42
47K
47K
2.5V
C25
R40
R39
27P
5.6K
2.4V
1K
R43
C24
56K
2.2P
HF
1.5V
R38
TP1
470
0V
0V
4.8V
0V
0V
4.8V
4.8V
0V
6
7
R37
C35
82K
1/50
D1
1SS13
D4
RL104A
CNP12
1 2
6