Sharp CD-ES900 Service Manual page 68

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CD-ES900/CD-ES99
A
PICKUP UNIT
B
VREF
E
A
B
F
C
C
TR-
TR+
D
TR+
FO+
FO+
FO-
PD
TR-
VR
LD
GND
E
F
CD MOTOR PWB-F
NM1
SPINDLE
MOTOR
G
NM2
SLED
MOTOR
NSW1
PICKUP
IN
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1.
1
CD SERVO PWB-C
FFC1
1
16
GND
1
16
LD
2
15
VREF
14
3
PD
4
13
VCC
5
12
VR
6
11
E
10
7
A
8
9
B
9
8
F
10
7
C
11
6
GND
12
5
TR+
13
4
FO-
14
3
FO+
15
2
TR-
16
1
CNP1
16
1
CNP3
+
SP+
M
6
6
6
6
SP-
-
5
5
5
5
SL+
+
4
4
4
4
M
SL-
3
3
3
3
-
PUIN
2
2
2
2
GND
1
1
1
1
CNP3A
2
3
Figure 6-16 SCHEMATIC DIAGRAM (9/10)
CD SIGNAL
C1
47/25
+B
C38
C2
0.01
0.01
+B
R6
56K
R3
56K
+B
+B
36 35
34 33 32 31 30 29 28
FOCUS/TRACKING/SPIN/SLED DRIVER
1
2
3
4
5
+B
+B
4
6 – 16
R7
47
LASER
+B
DRIVER
Q1
R9
KTA1504 Y
10
C4
C3
0.001
47/25
+B
C49
0.022
R12
330
C9
3.3/16
C11
4
+B
+B
R19
5.6K
R45
R10
100
10K
R49
10K
27 26 25 24 23 22 21 20 19
IC2
LA6261
6
7
8
9
10 11 12 13 14 15 16 17 18
C40
100/10
Q2
+B
KTA1271 Y
CONSTANT VOLTAGE
+B
5
C37
0.1
R41
56K
VVDD
80 7
AVDD1
1
C5
0.047
SLCO
2
3
EFMIN
C8
4
RF
0.0027
5
C6
LPF
5
0.01
JITTC
6
C12
AIN
7
100P(CH)
8
CIN
9
BIN
10
DIN
C21
11
FEC
0.056
12
PHLP
VREF
13
EIN
14
FIN
15
0.056
TEC
16
TE
C46
17
0.01
TEIN
18
LDD
19
LDS
20
21 2
FDO
1
D1
KDS184
+B
6

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