Sharp XL-1500W Service Manual page 26

Compact audio system
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XL-1500W
A
CD PICK-UP UNIT (308)
B
HPC-3LX
VCC
LD
C2A
MON
GND
C
E
A
B
F
C
1/2VCC
1/2V
GH6C605B3A1
VR1A
C4A
PO+
TR–
TR+
FO–
ACTUATOR
D
E
CD MOTOR PWB-C
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
• The numbers
1
to
17
1
CD PWB-A3
C3A
+5V
VREF
1
1
+5V
2
2
E
E
3
3
C
C
4
4
A
A
5
5
B
B
6
6
C
C
7
7
F
F
8
8
GND
GND
9
9
LD
LD
10
10
VR
VR
11
11
PD
PD
12
12
FO+
FO+
13
13
TR–
TR–
14
14
TR+
TR+
15
15
FO–
FO–
16
16
CNW801
CNP801
CNP703A
CNW802
+
SP+
M701
SP+
M
6
6
6
SPINDLE
SP–
SP–
MOTOR
5
5
5
SP+
SL+
+
4
4
4
4
SL–
SL–
M702
M
M
3
3
3
SLED
PU-IN
PU-IN
MOTOR
2
2
2
GND
GND
SW702
1
1
1
PICKUP IN
are waveform numbers shown in page 20.
2
3
Figure 26 SCHEMATIC DIAGRAM (3/8)
+B
C801
0.022
C802
47/16
R802
82K
R803
82K
R804
47K
R805
82K
R806
82K
R801
47K
C815
L805
2.2µH
0.022
+B
3
2
+B
28
27
26
25
24
23
22
21
20
19
18
17
16
1 2 3 4 5 6 7 8 9 10 11 12 13 14
7.3V
C871
0.022
4
– 26 –
+B
A_3.3V
A3.3V
C807
100/10
8
C812
100/10
C806
0.022
3.3V
0V
1
VCC
GND
24
1.6V
1.6V
R818
FNI
RFN
2
23
10K
1.1V
1.6V
R821
3
FPI
RFO
22
2.3V
1.6V
9
TPI
AGCI
R816
4
21
C810
100
1.6V
5
TNI
RFGC
20
0.1
1.2V
0V
6
MDI
RFGO
19
1.6V
2.6V
LDO
RAS
RFGO
7
18
C811
0V
0.7V
10
8
SEL
RFRP
17
0.1
VREF
R817
1.6V
1.6V
TEBC
FEN
9
16
47K
1.6V
1.6V
10
TEN
FEO
15
1.6V
1.6V
11
TEO
VRO
14
R856
2.0V
RFDC
GVSW
12
13
1K
IC802
C867
0.1
TA2157F
HEAD AMP.
REDC
FEO
R815
820
+B
15
3.3V
Q802
2SB562 C
+B
5
6
C817
22P
C818
0.1
8.2K
C819
100/10
+B

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