Read Sharp CD-XP120H (serv.man8) Service Manual online
CD-XP120H
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• NOTES ON SCHEMATIC DIAGRAM can be found on page 13.
Figure 24 SCHEMATIC DIAGRAM (7/10)
5V
6.3V
FB401
FB402
FB403
1 2 3 4 5 6 7 8 9 10 11 12 13 14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16
LOAD+
LOAD–
ROTATE
PICK_IN
DISC_SW
LOAD_SW
O/C SW
–
+
–
+
TR+
FO+
FO–
LD
VR
PD
GND
TR–
C
F
B
A
E
VREF
+5V
PO1–
PO1+
VO3–
VO3+
VIN3
VG3
VCC
VCC
BIAS
VG4
VIN4
VO4+
VO4–
OPO
VO2–
VO2+
VIN2
VG2
GND
GND
GND
MUTE
REG O
TRB
VG1
VIN1
VO1+
VO1–
M_GND
PU-IN
SL–
SL+
SP-
SP+
VREF
VDET
TEBPF
TEOUT
TEN
FEN
FEOUT
GCTL
FBAL
TBAL
E
F
D
B
C
A
GND
NRFDET
OFTR
CBDO
CDFTR
BDO
3TOUT
CEA
ARF
CACC
RFIN
RFOUT
RFN
VCC
LD
PD
2
1
2
1
2
1
4
3
1
1
5
4
3
7
8
6
9
2
1 1
4
5
7
3
2
6
8
6
8
7
2
3
4
5
6
2
7
5
4
3
M
3
2
M
3
2
4
1
4
5
3
1
4
6
2
5
6
7
1
1
2
3
4
UP_SW
DISC_SW
LOAD SW
M_GND
ROTATE-
ROTATE+
M+
M–
M–
3
4
3
2
1
4
1
2
C
1/2VCC
TR–
+5V
1/2V
E
A
B
F
C
GND
PD
VR
LD
FO–
FO+
TR+
GH6C605B3A1
ACTUATOR
FO–
TR–
TR+
FO+
–
+
–
+
–
+
–
+
–
+
VCC
LD
MON
GND
E
A
B
F
+
+
–
–
SP+
SP–
SL+
SL–
PU-IN
GND
3
2
5
4
1
7
8
6
5
3
4
7
1
2
6
M
M
CD SERVO PWB-A2
5
3
1
4
6
2
SWITCH B PWB-A6
T/T UP/DOWN
MOTOR PWB-A8
MOTOR PWB-A8
CD LOADING
MOTOR PWB-A7
MOTOR PWB-A7
PICKUP UNIT
CD MOTOR PWB-C
LASER
DRIVER
IC404
SW1
OPEN/
CLOSE
SW2
DISC
SW3
UP
M3
T/T UP/DOWN
MOTOR
BI402B
BI402A
CNS401
CNS402
BI401
CNP402
Q403
KSA1271 Y
R418
1.5K
Q402
KSC3203 Y
R419
3.3K
R421
22K
Q405
KSC1815 GR
Q407
KSA1271 Y
R430
22K
Q406
KSC1815 GR
R431
3.3K
Q408
KSC3203 Y
Q409
KSC1815 GR
R437
3.3K
R434
1.5K
Q410
KSA1271 Y
R438
2.7K
D403
1N4004
C425
0.1
R492
12K
R493
7.5K
C451
120P(CH)
C421
0.1
C424
47/16
C420
0.022
0.022
C423
0.0022
R436
150K
150K
C414
330P
330P
C418
180P
180P
R433
100K
100K
R417
220K
R432
390K
390K
C409 82P
C410
82P
R420
62K
R416
270K
270K
R413
3.9K
R411
3.9K
IC402
AN22000A
HEAD AMP.
R490
4.7M
C404
47/16
47/16
C411
100P
100P
C408
0.1
C419
0.0056
C413
0.027
C406
0.1
R407
39K
C402
47/10
47/10
C415
0.0056
C412
0.027
R410
7.5K
C405
22/50
R406
4.7
C407
0.33
R414
2.2K
Q401
KSA1015 GR
R415
910
R422
1M
R428
1.5K
R429
4.7K
R427
18K
C416 47/16
C417 0.01
R450 82K
R409
1K
C403 0.1
C401 470/16
R412
2.2K
R408
2.2K
R424 12K
R425 5.6K
R426 18K
R423 1.8K
R919
68
Q404
HSB562-C
IC404
MM1469XH
FOCUS/TRACKING/
SPIN/SLED DRIVER
SPIN/SLED DRIVER
R405
100
BI406
BI405
CNS405
CNP405
CNS406
BI407
CNS407
R403
10
R404
33
R401
1K
D402
1N4004
NM802
SPINDLE
MOTOR
NM801
SLED
MOTOR
M1
CD LOADING
MOTOR
SW4
PICKUP IN
CD SIGNAL
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