DOWNLOAD Sharp CD-E250 (serv.man14) Service Manual ↓ Size: 666.03 KB | Pages: 12 in PDF or view online for FREE

Model
CD-E250 (serv.man14)
Pages
12
Size
666.03 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Schematic diagram
File
cd-e250-sm14.pdf
Date

Sharp CD-E250 (serv.man14) Service Manual ▷ View online

CD-E250E
CD-E550E
– 26 –
Figure 26 SCHEMATIC DIAGRAM (5/13)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 16.
0.0047
1N4004
1K
1K
0.01
1K
0.01
KIA7808API
3
1
0.022 
3.3K
1N4004
0.022 
KIA7805API
3
1
0.022 
KIA7812API
3
1
3300/35 
4700/35
KSC1815 GR
0.0015
1N4004
220/25
33/16 
6.8K
10K 
10K 
1K
KSC1815 GR 
39K 
22K 
0.022 
100/16
10
HSB562 C
560 
KSC1815 GR 
1K
4700/35
47/25 
470/16
10K 
1K
2
2
2
7 6 5 4 3 2 1
1 2 3 4 5 6
8
7
6
5
4
3
2
1
7
6
5
4
3
2
1
+7V
D_GNG
SD
D_GND
D_GND
M_GND
µ
_CON5V 
+B
+B
+B
+B
FM_ST
DI
DO
CE
CL
TO MAIN PWB(2/3)
 TAPE SECTION 
M_GND
A_GND
TUN_L
TUN_R
D_GND
A_12V
CE
DI
CL
DO
FM ST
A_GND1
+B1 
–B1 
+B2
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B1
VCC_12V
REC L
REC R
TAPE R
TAPE L
–B1
–B
–B
–B
A_GND
SD
M_12V
A_GND1
D_GND
1/50V
A  GND 
+5.6V
CL
DI
DO
2
10
9
6
8
11
4
5
7
3
1
19
17 16
14
15
12
13
18
20
0.047 
IN1 
1
P32  1 - E
CNS202
FROM DISPLAY PWB
P43  12 - B
CNP201
TO POWER PWB
P31  11 - C
CNS204
FROM CD SERVO PWB
P25  12 - B
TO MAIN PWB(1/3)
 TUNER SECTION 
P23  12 - E
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
CHASSIS
GND
0.022 
CNP202
C202
C201
R201
CNW201
CNS201
CNP204
D207
D210
C105
R109
R107
R101
R102
Q101
C101
R103
C851
C207
C206
R127
C119
R128
C120
R105
R106
R104
Q102
C103
IC203
C210
C209
R217
C208
C203
IC202
C204
C205
Q206
R218
R219
Q207
IC201
D201
C211
C212
R202
C854
FM SIGNAL 
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
AUX SIGNAL 
CD-E250E
– 27 –
CD-E250E
CD-E550E
Figure 27 SCHEMATIC DIAGRAM (6/13)
7
8
9
10
11
12
2.2K
22K 
2.2K
22K 
5.6K
10K 
0.0047
100/50
100/50
0.20
1N4148
1K
47/50 
56K 
01
2.2
µ
220 
33K 
0.0022 
0.0022
10/16 
3.9K
10/16 
GR
0.0015
1K
12K 
47K 
4.7 
4.7 
0.0047
1K
3.3/16
1N4004
KSC1815 GR 
4.7K
0.022 
4.7K
1N4148
KSC1815 GR 
KSC1815 GR 
56K 
56K 
1K
470 
100 
1/50V
3P(CH)
10/50
1K
10/50
10/50
0.022 
470 
22K 
0.022 
10/50
0.0015
1K
100/50 
56K 
3P(CH)
39K 
39K 
KSC1815 GR 
1N4148
4.7K
0.022 
0.20
4.7K
KSC1815 GR 
100 
100/50 
KRC107 M 
KRA107 M 
0.022 
0.022 
6.8 
6.8 
0.022 
0.022 
2.2/50
LC75341M
0.1 
3.9K
100/16
33/16 
0.1 
12K 
10/16 
0.1(CH)
1/16
1/16
1K
1K
1K
1K
0.0027
1K
2.2/50
1K
100K
100K
1K
1K
4.7/50
4.7/50
220P
10/16 
10/16 
10/16 
10K 
10K 
220P
0.0027
0.1 
(CH)
3.9K
33K 
33K 
0.0022 
3.9K
33K 
10/16 
10/16 
1K
1K
KSC1815 GR 
DZH05C2+
220 
1K
1 2 3
1
2
3
7
6
5
4
3
2
1
+B
AUX  R 
AUX L 
LBS
O MAIN PWB(2/3)
APE SECTION 
M_GND
TAPE L
+
+
+
+
TUN  R 
CD  R
CD L
TUN L 
CL
DI
CE
DI
CE
VSS
LOUT
LTRE
LIN
LSL0
L4
L3
L2
L1
R1
R2
R3
R4
RSL0
RIN 
RTRE
RBS 
ROUT
VREF
VDD 
CL
B
+B
+B
+B
1
1
3
2
2
3
+B
+B
+B
TAPE  R
R IN
L IN
A_GND
R OUT
L OUT
CD_L
CD_R
VCC_12V
REC L
REC R
TAPE R
TAPE L
–B
_
A_GND
1/50V
SP_RLY
(1W)
(1W)
MUTE
CD+B
SP_DETECT
SIGAL_LVL
FAN_PRT
0.1 
17 16
14
15
12
13
8
0.1 
0.1 
0.1 
5
4
3
2
1
5
4
3
2
1
5
4
3
2
1
STK40205
IN2 
NF2 
GND 
–VCC
PRE 
–VE2
+VE2
–VCC
+VCC
–VE1
+VE1
BIAS
+VCC
PRE 
N.C.
NF1 
IN1 
1
2
3
4
5
6
7
8
9
10 11
12
13
14
15
1
12
11
10
9
8
7
6
5
4
3
2
24
13
14
15
16
17
18
19
20
21
22
23
220P
10
µ
H
390 
390 
2.2
µ
CHASSIS
GND
CHASSIS
GND
1
2
3
1N4148
1N4148
HEADPHONES PWB-B3
TERMINAL PWB-B4
HEADPHONES
10
10
L  OUT 
L-CH
FRONT
SURROUND
R-CH
L-CH
R-CH
R  OUT 
A_GND 
L  IN
R  IN
VIDEO/AUX  IN
R-CH
L-CH
1
3
2
SPEAKER
TERMINAL
P32  1 - D
FROM
DISPLAY PWB
CNS102
P25  12 - B
P31  11 - D
CNS205
FROM CD SERVO PWB
MAIN PWB-A(3/3)
RELAY
POWER AMP.
AUDIO
PROCESSOR
CNP102
C125
C145
C151
C150
SO101
R138
C127
R137
C128
C126
C146
CNP101
CNS101
CNP601
CNP205
R620
R618
R616
C626
C604
C605
R612
R623
C624
R614
R644
R642
R643
R641
C620
C619
C621
IC601
R608
C609
C622
C613
C615
R606
R604
C607
C611
R628
C616
R609
R605
R607
C612
C610
C601
R615
C614
R629
C606
C623
C602
R624
R625
R617
C627
R621
R619
R630
C603
R603
R602
R601
R613
C618
C617
C625
R622
IC101
C105
R109
R117
C112
C111
C113
R111
R132
C114
R113
C115
R118
C116
R114
R112
C106
R110
C108
C107
R107
R115
C109
C110
R101
R102
01
20
2
C103
R116
C104
R108
R221
ZD201
L105
R131
D104
RLY101
Q107
R135
R136
C133
C134
Q208
C135
C136
R120
D102
Q104
R124
C118
R122
Q103
D101
R123
C117
R119
R121
D103
Q106
R125
R126
C121
R206
C102
Q109
Q108
R130
C130
Q105
SO601
L601
D605
D604
CNW601
CNS601
JK101
L103
R128A
R127A
CNW101
C608
CD-E250E
CD-E550E
– 28 –
Figure 28 SCHEMATIC DIAGRAM (7/13)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 16.
0.0047
1N4004
1K
1K
0.0082
1K
0.0082
KIA7808API
3
1
0.022 
3.3K
1N4004
0.022 
KIA7805API
3
1
0.022 
KIA7812API
3
1
3300/35 
4700/50 
KSC1815 GR
0.0015
1N4004
220/25
33/16 
6.8K
10K 
10K 
1K
KSC1815 GR 
39K 
HSC1609 
0.022 
100/16
10
HSB562 C
560 
KSC1815 GR 
1K
4700/50 
47/25 
470/16
10K 
1K
2
2
2
7 6 5 4 3 2 1
1 2 3 4 5 6
8
7
6
5
4
3
2
1
7
6
5
4
3
2
1
+7V
D_GNG
SD
D_GND
D_GND
M_GND
µ
_CON5V 
+B
+B
+B
+B
FM_ST
DI
DO
CE
CL
TO MAIN PWB(2/3)
 TAPE SECTION 
M_GND
A_GND
TUN_L
TUN_R
D_GND
A_12V
CE
DI
CL
DO
FM ST
A_GND1
+B1 
–B1 
+B2
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B1
VCC_12V
REC L
REC R
TAPE R
TAPE L
–B1
–B
–B
–B
A_GND
SD
M_12V
A_GND1
D_GND
1/50V
A  GND 
+5.6V
CL
DI
DO
2
10
9
6
8
11
4
5
7
3
1
19
17 16
14
15
12
13
18
20
0.047 
IN1 
1
P32  1 - E
CNS202
FROM DISPLAY PWB
P43  12 - B
CNP201
TO POWER PWB
P31  11 - C
CNS204
FROM CD SERVO PWB
P25  12 - B
TO MAIN PWB(1/3)
 TUNER SECTION 
P23  12 - E
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
CHASSIS
GND
CNP202
C202
C201
R201
CNW201
CNS201
CNP204
D207
D210
C105
R109
R107
R101
R102
Q101
C101
R103
C851
C207
C206
R127
C119
R128
C120
R105
R106
R104
Q102
C103
IC203
C210
C209
R217
C208
C203
IC202
C204
C205
Q206
R218
R219
Q207
IC201
D201
C211
C212
Q20
R202
FM SIGNAL 
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
AUX SIGNAL 
CD-E550E
– 29 –
CD-E250E
CD-E550E
Figure 29 SCHEMATIC DIAGRAM (8/13)
7
8
9
10
11
12
2.2K
22K 
2.2K
22K 
5.6K
10K 
0.0047
100/100
100/100
0.20
1N4148
1K
47/50 
56K 
2
0082
56
2.2
µ
220 
33K 
0.0022 
0.0022
10/16 
3.9K
10/16 
GR
0.0015
1K
12K 
47K 
4.7 
4.7 
0.0047
1K
1N4004
3.3/16
1N4004
KSC1815 GR 
12K
0.022 
3.3K
1N4148
KSC1815 GR 
KSC1815 GR 
56K 
56K 
1K
470 
100 
1/50V
3P(CH)
10/50
1K
10/50
10/50
0.022 
470 
22K 
0.022 
10/50
0.0015
1K
100/50 
56K 
3P(CH)
39K 
39K 
KSC1815 GR 
1N4004
3.3K
HSC1609 GR 
SSC1674 C
22K 
470K
10K 47/16 
KSC1815 GR 
1N4004
18K 
100K
100K
1N4004
22K 
1N4148
12K
0.022 
0.20
0.20
3.3K
KSC1815 GR 
KSC1815 GR 
27K 
3.3K
KSA1015 GR 
100 
100/50 
KRC107 M 
KRA107 M 
0.022 
0.022 
6.8 
6.8 
0.022 
0.022 
10/16 
2.2/50
LC75341M
0.1 
3.9K
100/16
33/16 
0.1 
12K 
10/16 
0.1(CH)
1/16
1/16
1K
1K
1K
1K
0.0027
1K
2.2/50
1K
100K
100K
1K
1K
4.7/50
4.7/50
220P
10/16 
10/16 
10/16 
10K 
10K 
220P
0.0027
0.1 
(CH)
3.9K
33K 
33K 
0.0022 
3.9K
33K 
10/16 
10/16 
1K
1K
KSC1815 GR 
DZH05C2+
220 
1K
1 2 3
1
2
3
7
6
5
4
3
2
1
+B
AUX  R 
AUX L 
LBS
O MAIN PWB(2/3)
APE SECTION 
M_GND
TAPE L
+
+
+
+
TUN  R 
CD  R
CD L
TUN L 
CL
DI
CE
DI
CE
VSS
LOUT
LTRE
LIN
LSL0
L4
L3
L2
L1
R1
R2
R3
R4
RSL0
RIN 
RTRE
RBS 
ROUT
VREF
VDD 
CL
B
+B
+B
+B
1
1
3
2
2
3
+B
+B
+B
+B
+B
TAPE  R
R IN
L IN
A_GND
R OUT
L OUT
CD_L
CD_R
VCC_12V
REC L
REC R
TAPE R
TAPE L
–B
_
A_GND
1/50V
SP_RLY
(1W)
(1W)
0.20(1W)
(1W)
MUTE
CD+B
SP_DETECT
SIGAL_LVL
FAN_START
FAN_PRT
0.1 
17 16
14
15
12
13
8
0.1 
0.1 
0.1 
5
4
3
2
1
5
4
3
2
1
5
4
3
2
1
3
1
2
3
FAN MOTOR
1
2
STK40207
IN2 
NF2 
GND 
–VCC
PRE 
–VE2
+VE2
–VCC
+VCC
–VE1
+VE1
BIAS
+VCC
PRE 
N.C.
NF1 
IN1 
1
2
3
4
5
6
7
8
9
10 11
12
13
14
15
1
12
11
10
9
8
7
6
5
4
3
2
24
13
14
15
16
17
18
19
20
21
22
23
220P
10
µ
H
390 
390 
2.2
µ
CHASSIS
GND
CHASSIS
GND
1
2
3
1N4148
1N4148
M
HEADPHONES PWB-B3
TERMINAL PWB-B4
HEADPHONES
10
10
L  OUT 
L-CH
FRONT
SURROUND
R-CH
L-CH
R-CH
R  OUT 
A_GND 
L  IN
R  IN
VIDEO/AUX  IN
R-CH
L-CH
1
3
2
SPEAKER
TERMINAL
P32  1 - D
FROM
DISPLAY PWB
CNS102
P25  12 - B
P31  11 - D
CNS205
FROM CD SERVO PWB
MAIN PWB-A(3/3)
RELAY
POWER AMP.
AUDIO
PROCESSOR
CNP102
C125
C145
C151
C150
SO101
R138
C127
R137
C128
C126
C146
CNP101
CNS101
CNP601
CNP205
R620
R618
R616
C626
C604
C605
R612
R623
C624
R614
R644
R642
R643
R641
C620
C619
C621
IC601
R608
C609
C622
C613
C615
R606
R604
C607
C611
R628
C616
R609
R605
R607
C612
C610
C601
R615
C614
R629
C606
C623
C602
R624
R625
R617
C627
R621
R619
R630
C603
R603
R602
R601
R613
C618
C617
C625
R622
IC101
C105
R109
R117
C112
C111
C113
R111
R132
C114
R113
C115
R118
C116
R114
R112
C106
R110
C108
C107
R107
R115
C109
C110
R101
R102
01
20
2
C103
R116
C104
R108
R221
ZD201
L105
R131
D104
RLY101
Q107
R135
R136
C133
C134
Q208
C135
C136
R120
R120A
D102
Q104
R124
C118
R122
Q103
D101
R123
C117
R119
R119A
R121
D103
Q106
R125
R126
C121
R206
C102
Q109
Q108
R130
C130
D205
Q105
Q203
D203
R208
R212
R209
D204
R210
D202
R203
Q201
R205
R207
R204
C213
Q202
R202
R211
Q204
C214
R213
Q205
CNS203
M101(204-4)
CNP203
SO601
L601
D605
D604
CNW601
CNS601
JK101
L103
R128A
R127A
CNW101
C608
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