Sharp CD-XP700 Service Manual page 30

CD-XP700/CD-XP7700
A
CD SERVO PWB-C
PICKUP UNIT
CNP1
VCC
B
VCC
7 7 7
7
VREF
VREF
6 6 6
6
E
E
5 5 5
5
A
A
4 4 4
4
B
B
3 3 3
3
F F
2 2 2
2
C
C
1 1 1
1
CNP2
TR–
1 TR–
1 1
1
TR+
TR+
C 2
TR+ 2 2
2
FO+
FO+
3
3 3
3
FO+ FO–
FO–
4 4 4
4
FO–
GND
5
5 5
5
PD
TR– PD
6
6 6
6
VR
VR
7
7 7 7
LD
LD
8
8 8 8
GND
D
E
CD MOTOR PWB-D
M1
+
SPINDLE SP+
M 1 1 6
SPIN 6
MOTOR
SP–
–
2 2 5 5
M2 SL+
+
3 3 4 4
SLED
M
SLIDE SL–
MOTOR 4 4
3 3
–
PUIN
5 5 2 2
SW4
GND
PU-IN
6 6 1 1
PICKUP IN
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
1
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CD SIGNAL
R7 47
R6 22K
R5 8.2K
R4 8.2K
R3 22K R8
10
C4 R11
0.001 330
C1 C2
47/25 0.01
C15
C16
0.001 0.001 100/10
C36 0.022
0.01
C41
100/6.3
C42
220/10
MUTE
21 20 19 18 17 16 15 14 13 12 11 10 9 8
IC2
M63001FP
22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42
C43
100/10
5V
IC2
M63001FP
FOCUSE/TRACKING/SPIN/
SLED DRIVER
2 3
Figure 30 SCHEMATIC DIAGRAM (9/10)
– 30 –
C32 100P(CH)
C31 100P(CH)
C30 100P(CH)
C28 100P(CH)
C27 100P(CH)
+B
C26 0.022
+B
C33
R51
0.047
1.2K
R48
680
C5
0.047
R9
27K
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
1 SLCO
C6
TP3
2 SLCIST
0.1
3
EFMIN
C8
RF
4
8
0.0027 7 60
DATA
5
RFVDD
59 DATACK
RSVSS
6
C9 58 LRSY
7 FIN1 A CK(16MOUT)
22P(CH) TP1
8
FIN2 B
TP2
TIN1 E 5
9
IC1
10 TIN2 F
C10
FSX/16MIN
VREF
11
LC78645NE
4
12 REF1
C11
FE CD SERVO
13
3.3/16
TEC
14
C12
18 ADAVDD 43 LVSS
TE
15
0.22/50
19 ADAVSS 42 LCHO
RFMON
16
C13
20 TDO
41 LVDD
17 JITTC
100P(CH)
9
18
19
C14
20
2 R12
1
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
1K
R13
1K
C17
6 0.022
7 6 5 4 3 2 1
Q2
UN2211
2
3
1
KDS193
R55
R54
820
820
R56
10K
R58
1
+B
R57
1
4
R47 1K
R46 1K
R45 1K
R44 1K
R42 1K
R41 1K
+B
5V
5V +B
3
R40
4.7K
12
R39 2.2K
R38 2.2K
C81
11
0.01
64 63 62 61
R37 150
60
R36 150
59
10
R35 150
58
R34 150
ASDFIN
57
R33 150
ASDACK 56
R32 150
ASLRCK 55
R31 150
54
TP3
R30 150
EFLG 53
R29 150
C2F
52
XVSS C84
51
0.01
50
XIN
49
R28 XL1
XOUT
48
33.8688MHz R27
220
XVDD
47
100
5V +B
RVDD
46
ZD1
RCHO C22
45
MA8033
10/25
RVSS
44
43
C20
42
330/6.3
C21
41
10/25
R24
2.2K
C19 C82
0.001 3.3/16
C23 C24
R23
L1
0.0015 0.0015
2.2K
0.82µH
R25
R26
10K 10K
D1
IC7
SI3033LUS
VOLTAGE
REGULATOR
3.3V 5V
3 1
2
C39
C38
C37
0.1
47/10 0.022
5V
+B
5 6
C
0
+B
+B