Read Sharp CD-XP300 (serv.man14) Service Manual online
CD-XP300H
– 30 –
A
B
C
D
E
F
G
H
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• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
Figure 30 SCHEMATIC DIAGRAM (9/10)
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
LASER DRIVER
80 79 78 77 76 75 74 73 72 71 70 69
27 28 29 30 31 32
21 22 23 24 25 26
21 20 19 18 17 16 15
11
12
13
14
10
9
8
7
6
5
4 3 2 1
32 33 34 35 36 37
42
41
40
39
38
22 23 24 25 26 27 28 29 30 31
MUTE
TP3
TP2
TP1
LD_M+
LD_M–
VCC4
M–
M+
VCC3
SPO
VCC2
SLDO
VCC
STANDBY
VREF
TO
FD
SP-
SL–
SL+
SP+
TR–
TR+
FO+
FO–
GND
GND
FO–
LD
VR
PD
FO+
TR+
TR–
C
F
B
A
E
VREF
VCC
LDD
LDS
FR
VVDD
PCKIST
VVSS
PDO2
PDO1
CONT2
CONT3
VSS
D
L
LC
LV
MONI1
FSEQ
V/*P
DEFECT
SBCK/FG
CONT5
CONT4
GPDAC
SLDO
SPDO
FDO
REF1
VREF
20
19
18
TDO
ADAVSS
ADAVDD
JITTC
RFMON
TE
TEC
FE
TIN2 F
TIN1 E
FIN2 B
FIN1 A
RSVSS
RFVDD
RF
EFMIN
2
1
SLCIST
SLCO
HPC1LX
PICKUP
F
C
C
B
A
E
VCC
VREF
1
7
6
3
8
4
5
2
1
7
6
3
8
4
5
2
1
7
6
3
8
4
5
2
1
7
6
3
8
4
5
2
GND
TR–
TR–
TR+
TR+
FO+
FO+
FO–
PD
LD
VR
4
1
7
2
6
3
5
4
1
7
2
6
3
5
4
1
7
2
6
3
5
4
1
7
2
6
3
5
GND
PUIN
SL+
SL–
SL–
SP–
SP+
SLIDE
SPIN
+
+
–
–
M
M
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
PU-IN
+
+
+
+
+
+
+
+
PICKUP UNIT
1
3
2
CD MOTOR PWB-D
CD SERVO PWB-C
+
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
R3 22K
R4 8.2K
R5 8.2K
R6 22K
R1
8.2K
R2
8.2K
CNP1
CNS1A
CNS1B
C1
47/25
C2 0.01
C38
0.01
C39
100/10
C40
220/6.3
CNP3
CNS3A
CNS3B
CNP3A
C41
100/10
C46
100/10
R44
12K
C52
0.001
C53
0.001
C4
0.001
C3
47/25
C9
100/10
C50
22P(CH)
R12
330
C8
0.0027
C6
0.1
R7
47
Q1
KTA1266 GR
R9
3.3
R10
27K
C28 100P(CH)
C57 56P(CH)
C27 0.022
C34 100P(CH)
C32 100P(CH)
C30 100P(CH)
C33 0.022
C35 0.047
R39 680
R40
680
C36
0.22/50
C37
0.1
R41
12K
R42
1.2K
IC1
LC78645N
CD SERVO
R11
10K
C11
0.22/50
C12
100P(CH)
C54
0.022
C10
10/50
R13
1K
R14
1K
R15
1K
R16 1K
R17 1K
R18 1K
R20
10K
R46
820
D2
DS1SS133
Q3
KRC10
C5
0.047
IC2
M63001FP
FOCUS/TRACKING/
SPIN/SLED DRIVER
SPIN/SLED DRIVER
SW4
PICKUP IN
M1
SPINDLE
MOTOR
M2
SLED
MOTOR
CNP2
CNS2A
CNS2B
CD SIGNAL
7
8
5
4
6
1
2
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