Sharp CD-E600 Panduan Servis - Halaman 20

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Halaman Cetak
Sharp CD-E600 Panduan Servis
CD-E600/CD-E66
A
1
PICKUP UNIT
HPC1LX
B
VCC
7
VREF
6
E
5
A
4
B
3
F
2
C
1
C
TR–
1
TR+
2
TR+
3
FO+
FO+
4
FO–
D
5
PD
TR–
6
VR
7
LD
8
GND
CD MOTOR PWB-D
CNP3A
+
M1
M
SPINDLE
E
MOTOR
–
M2
+
SLED
M
MOTOR
–
SW4
PICKUP IN
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 29.
1
CD SERVO PWB-C
VCC
7
7
7
VREF
6
6
6
E
R6
22K
5
5
5
A
R5
8.2K
4
4
4
B
R4
8.2K
3
3
3
F
R3
22K
2
2
2
R1
C
1
1
1
8.2K
CNP1
C1
47/25
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+
1
1
6
6
SP–
2
2
5
5
SL+
3
3
4
4
SL–
4
4
3
3
PUIN
5
5
2
2
GND
6
6
1
1
2
3
Figure 20 SCHEMATIC DIAGRAM (9/10)
CD SIGNAL
R9
10
C38
0.01
+B
15 16 17 18 19 20 21 29 22 23 24 25 26 27 28
14
13
12
C41
100/10
+B
4
– 20 –
+B
R7
47
+B
C5
0.047(ML)
R10
27K
C3
47/25
C6
0.1
R12
330
C4
0.001
C19
0.022
C45
22P(CH)
(OS)
C21
0.001
C9
3.3/16
C11
0.22/50
C43
0.022
CONSTANT
VOLTAGE
+B
C40
C39
100/10
100/10
+B
11
10
9
8
30
7
6
5
4
3
2
5
C33
C30
C29
C28
C2
R42
1.2K
LDD
80 79 78 77 76 75 74
1
SLCO
2
SLCIST
3
EFMIN
4
RF
5
C8
5
RFVDD
0.0027
6
RSVSS
7
FIN1 A
TP1
8
FIN2 B
TP2
9
TIN1 E
10
TIN2 F
L
VREF
11
C
REF1
12
C10
10/25
FE
13
TEC
14
4
TE
15
RFMON
C12
16
100P
JITTC
17
ADAVDD
18
ADAVSS
19
TDO
20
FDO
R13
21 22 23 24 25 26
27
2
15K
R14
6
1K
R16
R1
1K
1K
R15
1K
1
R8
10K
1
C17
100/10
+B
C48
0.001
6