Sharp CD-XP300H Service Manual - Page 22

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Sharp CD-XP300H Service Manual
CD-XP300H
A
PICKUP UNIT
B
PICKUP
HPC1LX
VCC
7
VREF
6
E
5
A
4
B
3
F
2
C
1
C
TR–
1
TR+
2
TR+
3
FO+
FO+
D
4
FO–
5
PD
TR–
6
VR
7
LD
8
GND
CD MOTOR PWB-D
+
M1
M
SPINDLE
6
SPIN
E
–
MOTOR
5
+
M2
4
M
SLED
SLIDE
3
MOTOR
–
2
SW4
PU-IN
1
PICKUP IN
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
1
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CD SERVO PWB-C
CD SIGNAL
+B
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
C
R1
1
1
1
8.2K
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
C38
7
7
7
0.01
LD
8
8
8
+B
C39
100/10
MUTE
SP+
21 20 19 18 17 16 15
6
6
6
SP–
5
5
5
SL+
4
4
4
SL–
3
3
3
PUIN
2
2
2
GND
1
1
1
22 23 24 25 26 27 28 29 30 31
+B
2
3
Figure 30 SCHEMATIC DIAGRAM (9/10)
R7
47
+B
+B
R10
R9
27K
3.3
C4
TP3
0.001
+B
C52
0.001
C53
0.001
+B
+B
14
13
12
11
10
9
IC2
M63001FP
FOCUS/TRACKING/
SPIN/SLED DRIVER
32 33 34 35 36 37
C41
100/10
+B
4
– 30 –
C34
C33
C32
C30
C57
C28
C27
+B
R42
1.2K
C5
R11
0.047
10K
80 79 78 77 76 75 74 73 72 71 70 69
1
2
C6
3
EFMIN
0.1
8
RF
4
5
R12
C8
5
RFVDD
0.0027
330
1
SLCO
RSVSS
6
2
SLCIST
7
FIN1 A
C50
TP1
8
FIN2 B
22P(CH)
TP2
TIN1 E
9
TIN2 F
LC78645N
10
C10
VREF
11
CD SERVO
10/50
C9
4
REF1
12
100/10
FE
13
ADAVDD
18
TEC
14
ADAVSS
19
C11
15
TE
TDO
C12
0.22/50
20
RFMON
16
100P(CH)
6
JITTC
17
C54
+B
18
0.022
19
2
20
21 22 23 24 25 26
27 28 29 30 31 32
1
R14
1K
8
7
6
5
4
3
2
1
DS1SS133
3
38
39
40
41
42
C46
100/10
+B
5
6
100P(CH)
0.022
100P(CH)
100P(CH)
56P(CH)
100P(CH)
+
0.022
7
D
IC1
L
LC
LV
R20
10K
R46
820
D2
2
Q3
1
KRC10