Sharp CD-XP200H Service Manual page 26

CD-XP200H
A
PICKUP UNIT
B
PICKUP
HPC1LX
VCC
VREF
E
A
B
F
C
C
TR–
TR+
TR+
D
FO+
FO+
FO–
PD
TR–
VR
LD
GND
CD MOTOR PWB-D
+
M1
E
M
SPINDLE SPIN
–
MOTOR
+
M2
M
SLIDE
SLED
MOTOR –
SW4
PU-IN
PICKUP IN
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 14.
1
CD SERVO PWB-C
VCC
7 7 7 7
VREF
6 6 6 6
E R6 22K
5 5 5 5
A R5 8.2K
4 4 4 4
B R4 8.2K
3 3 3 3
F
R3 22K
2 2 2 2
C
R1
1 1 1 1
8.2K
C1
47/25
TR–
1 1 1 1
TR+
2 2 2 2
FO+
3 3 3 3
FO–
4 4 4 4
GND
5 5 5 5
PD
6 6 6 6
VR
7 7 7 7
LD
8 8 8 8
+B
SP+
6 6 6 6
SP–
5 5 5 5
SL+
4 4 4 4
SL–
3 3 3 3
PUIN
2 2 2 2
GND
1 1 1 1
+B
2
Figure 26 SCHEMATIC DIAGRAM (9/10)
CD SIGNAL
+B
+B
R9
10
C38
0.01
+B
C39
100/10
MUTE
21 20 19 18 17 16 15
14
FOCUS/TRACKING/
SPIN/SLED DRIIVER
22 23 24 25 26 27 28 29 30 31
+B
3 4
– 26 –
R7
47
+B
C5
R11
0.047 10K
R10
27K
C6
0.1
C4
TP3
0.001
R12 C8
+B
0.0027
330
C50 TP1
22P(CH)
TP2
C10
C52
10/50
0.001
C9
100/10
C53
0.001
C11
C12 0.22/50
100P(CH)
C54
+B
0.022
2
13 12 11 10 9 8 7 6 5 4
IC2
M63001FP
32 33 34 35 36 37 38 39
C41
100/10
C46
100/10
5
C34 100P
C33 0.022
C32 100P
C30 100P
C57 56P(C
C28 100P
C27 0.022
+B
R42
1.2K
80 79 78 77 76 75 74 73 72 71 7
1
2
3
EFMIN
8 7
RF
4
5
5 RFVDD
1
SLCO
RSVSS
6
2 SLCIST
7 FIN1 A
8 FIN2 B
IC1
TIN1 E
9
TIN2 F LC7864
10
VREF
11
CD SER
4
REF1
12
FE
13
ADAVDD
18
TEC
14
ADAVSS
19
15
TE
TDO
20
RFMON
16
6
JITTC
17
+B
18
19
20
21 22 23 24 25 26 27 28 29 30 3
1
R14
1K
3 2 1
R20
10K
R46
820
D2
DS1SS133
3 2
1
KR
40 41 42
+B
6