Schematic Diagram / Wiring Side Of P.w.board - Sharp CD-BA1300H Service Manual

CD-BA1300H
A
Vcc
7
Vref
6
B
E
5
A
4
B
3
F
2
C
1
C
D
E
TR-
1
TR+
TR+
2
FO+
FO+
3
FO-
4
GND
5
FO-
6
PD
TR-
F
7
VR
8
LD
ACTUATOR
PICKUP UNIT
G
CD MOTOR PWB-C
CNP3A
M1 +
6
M
SPINDLE
MOTOR
5
-
+
4
M2
M
SLED
3
MOTOR -
2
SW4
PICKUP IN
1
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 10.
1
CD SERVO PWB-B
7
7 7
6 6
6
R51 68K
5 5 5
R52 68K
4 4 4
R53 68K
3 3
3
R54 68K
2 2
2
1
1 1
+B
C53
0.001
Q3
KTA1266GR
LASER DRIVER
TR-
1 1
1
TR+
2 2 2
FO+
3 3 3
FO-
4 4 4
GND
5 5 5
PD
6 6
6
VR
7 7
7
LD
8 8
8
CNP2
SP-
6 6 6
SP+
5 5 5
SL+
4 4 4
SL-
3 3 3
PUIN
2 2 2
GND(D)
1 1 1
CNP3
2
Figure 14 SCHEMATIC DIAGRAM (1/10)
+B
R50
47
TIN1
FIN1
FIN2
TIN2
R56 R55
68K 68K
FIN1
1
REF
FIN2
2
REF
TIN1
3
C55
C54
REF
0.01
47/10
TIN2
4
C6
100/6.3
REF
REF1
C7
5
REF
10/16
VREF
6
C8
0.022
7
APC
LDD
8
GND
9
LDON
10
C51
11 ODRV
47/10
+B
AGON
12 AGCON
R25
EFBL
13
10K
R47
TEST0 14
3.3
TES1
15
C52
0.01
+B
TDO
FDO
C46
0.022
R96
+B
1.5K
STANDBY
R48
6.8K
C50
100/6.3
+B
3 4
– 14 –
IC1
LA9235M
C11
SERVO AMP.
47/6.3
VCC
30
C12
ODRV
0.022
RFSW
REF
29
R42
C18
R7
120K
3P
6.8K
AGCON
RF-
(CH)
28
R6
R5
27K
39K
REF RF
5
27
PH
NC
26
C13
PH
0.01
25
DH
BH
24
C14
0.33
ODRV
23
RFEV
22
PH/BH
R3
REF FE-
21
LPF
47K
FE
REF 20
REF
R4
TE-
19
LPF
10K
TE
18
REF
REF
HFL
17
REF
REF
LPF 16
TEST
REF
4
TO
1
+ -
FD
+
2 -
FO 3
+
+
FO+ +
4
FO-
5
TR+
6
TR-
7
8
9
10
GND
11
12
13
14
SL-
15
SL+
16
SLDO
+
17
+
VCC1
18 +
+
+
19 +
Vref
20
-
MUTE
21 -
5
8
7
C23
R12
0.047
680
R79
R13
1.5M
680
C24
2.2/50
C21 C8
0.1 0.0
C22
P
100P
R11
12K
R1
R10 R80
27K 1M
1.2
C20
S
0.1
R15
R8
330
10K
C17
C27
0.0047
C42 0.1
68P
(CH)
PH(R
AD
C2
C82
C28
0.0
0.022
47/10
A
C41
100/6.3
2
R44
1K
13
+B
LD_M+
42
LD_M-
41
+B
VCC4
40
LOADING M+
39
LOADING M-
38
37
C47
36
100/6.3
35
34
33
GND
32
31
30
29
VCC3
28
SP-
27
SP+
26
SPO SPDO
25
VCC2(SPN)
24
23
22
+B
6