Sharp CD-BK250W Service Manual page 28

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CD-BK250W/CD-BK2600W/CD-BK270W
A
PICKUP UNIT
B
VCC
7
VREF
6
E
5
A
4
B
3
F
2
C
1
C
TR–
1
TR+
2
D
TR+
FO+
3
FO+
FO–
4
FO–
5
PD
TR–
6
VR
7
LD
8
GND
E
CD MOTOR PWB-F
M1
+
SPINDLE
M
1
MOTOR
2
M2
+
3
SLED
M
MOTOR
4
5
SW4
6
PICKUP IN
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 39.
1
All manuals and user guides at all-guides.com
CD SERVO PWB-C
VCC
7
7
7
VREF
R6
6
6
6
33K
E
5
5
5
R5
A
4
4
4
12K
B
R4
3
3
3
12K
F
R3
2
2
2
33K
C
1
1
1
CNP1
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
C39
100/10
MUTE
SP+
1
6
6
SP–
2
5
5
SL+
4
3
4
SL–
4
3
3
PUIN
5
2
2
GND
1
6
1
2
3
Figure 28 SCHEMATIC DIAGRAM (9/11)
– 28 –
CD SIGNAL
R65
3.3K
C38
0.01
21
20
19
18
17
16
15
14
13
12
M63001FP
FOCUS/TRACKING/
SPIN/SLED DRIVER
22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42
4
R7
47
C5
0.047(ML)
R10
27K
C6
1
0.1
2
R12
3
330
C7
TP3
4
100P
C8
5
0.0047
6
7
TP1
C50
8
22P
TP2
9
(CH)
10
C10
11
10/50
C9
12
100/10
13
C11
14
0.22/50
15
4
16
C12
17
100P
18
19
20
2
1
7
11
10
9
8
6
5
4
3
2
IC2
LD_M–
C41
100/10
5
6
80 79
SLCO
SLCI
EFMI
RF
RFVD
RSVS
FIN1
FIN2
TIN1
TIN2
VREF
REFI
FE
TEC
TE
RFMO
JITTC
ADAV
ADAVS
TDO
FDO
21 22
1
LD_M

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