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CD-BA1700 (serv.man7). Part 2 - Notes on diagrams, Block diagrams, Schematic diagrams - Sharp Audio Service Manual (repair manual). Page 13

Read Sharp CD-BA1700 (serv.man7) Service Manual online

CD-BA160H/1700H
– 32 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 20.
Figure 32 SCHEMATIC DIAGRAM (9/10)
• The numbers   
1 
  to  
13 
 are waveform numbers shown in page 39.
R56
68K
R55
68K
R54 68K 
R53 68K 
R52 68K 
R51 68K 
C54
47/10
C14
0.33
0.33
C13
0.01
R50
47
C47
100/16
C55
0.01
CNP1
C51
47/10
C53
0.001
R47
3.3
CNP2
CNP3
C41
100/10
R8
330
C11
0.47/6.3
R10
27K
C
0
C22
100P
C49
100/16
C50
100/16
C24
2.2/50
C23
0.047
C52
0.01
R25
10
R
1
R6
27K
C82
0.022
R7
6.8K
C17
0.0047
IC1
LA9235M
SERVO AMP.
IC1
LA9235M 
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9 
8 
7 
6 
5 
4 
3 
2 
1 
R5
39K
C12
0.1
C46
0.022
C6
100/10
R15
10K
C20
0.1
C18
3P
(CH)
R3
100K
C7
10/16
R4
10K
C42
68P
C8
0.1
C25
0.1
IC3
M63001FP
FOCUS/
TRACKING/
SPIN/SLED
DRIVER
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24 
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9 
8 
7 
6 
5 
4 
3 
2 
1 
R48
6.8K
NC
NC
NC
NC
NC
LDON
EFBL
FIN2
FIN1
TIN2
TIN1
EFBL
SPDO
FIN1
SLDO
FIN2
REF1
TIN2
TIN1
FDO 
TDO 
Vcc 
NC
LOADING  M-
AGON
PU-IN 
SLIDE 
M 
+ 
- 
SPIN
GND(D)
PUIN
SP+ 
SP- 
SL+ 
SL- 
LDD 
VCC3
TESTO 
TEST
HFL 
TE
TE- 
FE
FE- 
RFEV
BH
PH
RF
RF- 
RFSW
VCC 
GND 
VREF
TES1
TR- 
TR+ 
FO+ 
FO- 
GND 
PD
VR
LD
C 
VCC2(SPN) 
VCC4
ACTUATOR
FO+ 
FO- 
TR- 
TR+ 
Vref
F 
B 
E 
A 
LD_M+ 
LD_M- 
LOADING  M+
SP- 
SP+ 
SPO 
MUTE
Vref
STANDBY 
VCC1
SL- 
SL+ 
GND 
GND 
TR+ 
TR- 
FO- 
FO+ 
FO
FD
TO
LD
VR
PD
GND 
FO- 
FO+ 
TR+ 
TR- 
- 
+ 
M 
2
5
3
1
7
6
4
4
3
2
1
7
6
5
5
2
2
3
5
1
4
6
1
2
3
4
5
6
7
8
8
3
6
7
1
4
-  + 
- 
+ 
+ 
- 
+ - 
- 
- 
+ 
+ 
- 
+ 
+ 
- 
+ - 
- 
+ 
+ 
- 
+ 
- 
- 
+ 
- 
+ 
+ 
- 
NC
REF
ODRV
AGCON
ODRV
REF
REF
REF
REF 
REF
REF
REF
REF
REF
REF
REF
REF
REF
AGCON
ODRV
APC
LPF
DH
PH
LPF
LPF
PH/BH
CD SERVO PWB-C
CD SIGNAL
5
1
3
7
6
4
2
4
3
2
1
7
6
5
CNS1A
CNS1B
1
2
3
4
5
6
7
8
8
3
6
7
1
4
5
2
CNS2A
CNS2B
3
6
1
4
5
2
3
6
1
4
5
2
2
3
5
1
4
6
CNS3A
CNS3B
PD 
Q3
KTA1266 GR
LASER DRIVER
REF
CD MOTOR 
PWB-E
M1
SPINDLE
MOTOR
M2
SLED
MOTOR
SW4
PICKUP IN
CNP3A
5
4
+B
+B
+B
PICKUP UNIT 
13
ODRV
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