Read Sharp CD-E250 (serv.man14) Service Manual online
CD-E250E
CD-E550E
– 30 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 16.
Figure 30 SCHEMATIC DIAGRAM (9/13)
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
68
1N4004
KSC3203 Y
3.3K
22K
1/50
0.01
3.3K
0.1
0.1
1.5K
100K
KSA1271 Y
KSC1815 GR
47
0.82
µ
H
100K
22K
KSA1271 Y
47P
10/50
47/25
0.01
3.3K
3.3
33K
33K
0.01
47/25
HSB562 C
33K
330
47/25
100P
0.002
10K
27K
0.1
1.5K
0.82
µ
H
KSC1815 GR
1N4004
330/10
1/10
0.82
µ
H
12K
KSA1271 Y
1N4004
33K
100K
KSC3203 Y
KSC1815 GR
0.047
0.1
100/10
0.82
µ
H
100
0.82
µ
H
KSA1015 GR
100/10
100/10
470
0.002
100/10
16
30
1
15
LA6548D
2
14
17
29
3
4
5
6
7
8
9
10
11
12
13
18 19 20 21 22 23 24 25 26 27 28
TR+
LD
VR
FO+
PD
GND
TR–
C
F
B
FO–
A
E
C
FO+
C
F
B
A
E
FO+
FO–
TR–
ACTUATOR
TR+
FO–
LD
TR+
VR
MD
GND
C
F
B
A
E
VCC
D
TR–
+
+
–
–
SP+
SP–
SL+
SL–
PU-IN
GND
D_GND
PU-IN
SL–
SL+
SP–
SP+
PICKUP IN
SLED
MOTOR
SPINDLE
MOTOR
VC
C
VR
LD
MD
SHORT
LAND
LAND
VCC
VC
ADAVSS
TDO
–
+
UP/DOWN
LOADING
M+
M–
MOTOR
VCC
VCC
MUTE
VREF
VIN1
VIN4
VG1
VG4
VO1+
VO4+
VO4–
VO1–
GND
GND
GND
GND
GND
GND
VO2–
VO2+
VO3+
VO3–
VG2
VG3
VIN2
VIN3
REG_OUT
REG_IN
RESET
CD
2
14
1
13
M
13
3
2
4
14
15
16
7
6
4
1
6
1
2
4
5
1
9
8
6
M
M
7
6
5
4
8
9
12
5
6
1
3
5
7
10
2
3
5
15
3
3
3
16
1
2
12
2
4
10
11
11
CD SERVO PWB-C
CD PICKUP UNIT
CD MECHANISM UNIT ASS'Y(238-1)
FOCUS/TRACKING/
SPIN/SLED DRIVER
SPIN/SLED DRIVER
CD PLAYER UNIT ASS'Y (238)
C414
C42
C421
L401
R415
R417
C406
R419
C403
FC401
R406
R402
R405
C401
C402
R404
CNP401
R403
R401
R451
C420
C409
C412
C418
C419
C408
C407
R420
C416
C422
R421
C415
L402
Q409
C410
C425
C417
L404
L403
C411
C404
R416
CNW402
CNS402
R453
R418
IC402
R413
Q407
L410
Q411
R412
C405
Q408
Q406
R414
Q401
R409
R408
R407
Q402
R410
Q405
R411
Q404
Q403
CNW404
D401
D402
D405
M401 (238-2)
NM802
NM801
SW1
CD SIGNAL
2
• The numbers
1
to
12
are waveform numbers shown in page 17.
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