Schematic Diagram / Wiring Side Of P.w.board - Sharp CD-C472 Service Manual

CD-C472/C3400/C3400C/C3800/C3800C
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
• NOTES ON SCHEMATIC DIAGRAM can be found on page 15.
1
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R2
1K
C15
0.01
1.5V
C2
0.01
5
K
K
4 1 1
E
A
A 2 2
3
B
B 2 3 3
E
F 1 4 4
F
5 5
C4
0.1/50
CNP1
9
R13
1K
R14
27K
5 K
R16
4
E
3.3K
A
3
2 B
1 F
1 TR–
2 TR+
3 FO+
4 FO–
5 GND
6
PD
C12
7
VR
0.1
8
LD
TR– 1 1 1
TR+ 2
2 2
FO+
3 3 3
FO– 4 4 4
GND 5
5 5
6
PD 6 6
VR 7 7 7
LD 8 8 8
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
2 3
Figure 20 SCHEMATIC DIAGRAM (1/10)
+B
Q1
KTA1266 GR
4.8V R1
22
4.2V
64 63 62 61 60 59
+ –
2.4V FIN2
1 RF
REF + –
2.4V FIN1 REF
2
–
REF –
+
+
2.5V
E
3
2.5V F
VCR
4
– VCR
+
2.4V TB
5
–
R8
VCR
+
15K
2.5V VCR
TE– –
6 +
TE
2.5V TE
7
SERVO AMP.
REF + –
+ –
C5
R10 REF
2.5V
2.2K 0.033
TESI
8
R11 C6
0.033 2.5V
6.8K
SCI
9
TGL1
+ –
C7
GL
0.1/50
R12 THDL
REF
100 2.4V
TH
10
C9
C8
0.047
0.068 JP
2.5V 11
FSC
2.5V TD–
12
FOSTA
+ – REF
GEN
TO
R15 GEN
+ –
REF
12K
C10 2.5V
TD
13
+ –
GEN
180P
2.5V JP
14
REF
+ –
2.5V TO
15
2.5V FD
16
8
17 18 19 20 21 22 23
R17
33K
R18
C11
15K
0.1
C14
0.01 R27
1
39K
R24 R25
47K 1.5K
1 2.5V 0V 36
2 2.5V 0V
35
3
0V 0V 34
4 2.5V 2.5V 33
5 2.5V 2.5V 32
6 2V 1.8V 31
7 2V 1.8V 30
8 0V 0V 29
9 0V 0V 28
0V 0V 27
10
0V 0V 26
11
2V 2V
12 25
2V 2V
13 24
14 2.5V 2.5V
23
2.5V 2.5V 22
15
0V 2.5V
16 21
C36
100/16 4.7V 4.7V 20
17
0V 0.7V 19
18
4
– 20 –
58 57 56 55 54 53 52 51 50 49
0V
48
+ –
2
TBC
47
2.5V
EFBAL
+ –
DEF
2.5V
46
FOSTA FSC
+ – 0V
DGND
HFL
45
TOSTA
CE
SLI 2.4V
2FREQ 44
REF
+ –
CL
DRF
LASER
IC1
FSTA
3
LA9241M
8/12CM
SLC
43
SLOF
2.5V
R40
VCC
5.6K
2.4V
RFS–
+ – 42
REF REF
CV–
+ –
C24
+ –
CV+
2.2P
RF 41
REF
JP–
RFSM
HF
+ – 1.5V
FSTA
JP
JP+
TP1
4
0V
CV+
JPCLO
40
CV– 0V
39
10
SLOF
4.8V
5
38
OR
HFL
0V
37
TES 0V
REF
+ –
36
TOFF 4.8V
35
TGL
4.8V
+ –
34
REF JP+
0V
33
REF
6
24 25 26 27 28 29 30 31 32
R30
R36
6.8K R33
R31 R32
220K
1.2K 1.2K 10K 7
R34
R35
22K
220K
R37
82K
C84
0.001
R48
10K
+B
5 6
+B
C28
0.1
R44
33K
C26
0.033
R41
R42
47K 47K
C25
R39
27P
1K
R43
56K
R38
470
C35
1/50
D1
1SS13
D4
RL104A
CNP12
1 2