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
PREV: Sharp CD-E250 (serv.man13) Service Manual

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

– 23 –
CD-E250E
CD-E550E
Figure 23 SCHEMATIC DIAGRAM (2/13)
7
8
9
10
11
12
3.9V
(0V)
(0V)
3.5V
3.7V
(11.4V) 
1.7V
5.1V
4.8V
0.1V
0.1V
2.6V
0V
0.9V
0.9V
5.2V
2.6V(0V)
(2.6V)
2.6V
0V
0V
9.3V
9.3V
10V 
(1.9V)
3.8V
(4.3V)
2.9V
0V
5V
5V
5V
0V
5V
2.1V
2.1V
2.1V
(2.7V)
(2.7V)
0.6V
(0.9V)
0V
5V
2.5V
2.1V
2.1V
2.3V
2.1V
2.3V
(0V)
1.3V
1.3V
4V
(2.2V)
(1.2V)
3.8V
(0V)
4.7V
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
330P
33P 
0.001
2.7K
1/50 
1N4148
0.022 
3.3/50
470
5.6K
KSA1015 GR 
5.6K
10K 
5.6K
6.8K
4.7K
1.8K
1K
1K
1K
1K
15P(CH) 
12P
(CH) 
10K 
330P
3.3K
3.3K
KRC104 M 
390 
390 
DZH05C2+
100/10
0.022 
100
µ
H 
5.6K
0.022 
22P 
1/50
100
µ
H 
47K 
1K
0.001
0.022 
1/50
2.2/50
3.3K
5.6K
0.01
0.022 
0.001
2.2K
1.5K
1/50
10K 
330 
0.022 
47/16 
330 
0.022 
33P 
8.2K
0.022 
10/16 
0.022 
0.022 
0.022 
1K
10/16 
0.022 
270 
LA1832S
LC72131
0.001
0.022 
0.022 
56P 
12K
470K
1K
1/50 
12K
47/16 
1
µ
H 
10K(B)
5.6K
0.022 
10/16 
100/10
1/50 
1/50 
2.2K
MAIN PWB-A (1/3)
PD
VT
TP301
FM
FM
MUTE
VSM
AM RF
(AM/FM) 
PHASE 
PHASE 
IF OUT
VCC 
FM DET
STEREO
SD
GND 
AM IF IN
REG 
AM MIX OUT 
OUT
OUT
OUT
OUT
IN
IN
CUT
AM LOW
FM/AM
MPX VCO
MPX IN
MO/ST
L-CH
R-CH
FM IF IN
FM AFC
AM OSC
AM OSC
CE
DI
CL
DO
MO/ST 
IF REQ
I
F
 IN
AM IN
FM IN
VDD
AIN
AOUT
VSS
X OUT
X IN
SD
FM  ST 
DO
CL
CE
DI
A_12V 
D_GND 
TUN_L 
TUN_R 
A_GND 
3
FM IF
FM IF
AM IF
1
2
3
1
2
11
10
9
8
7
6
5
4
3
2
1
24
23
22
21
20
19
18
17
16
15
14
13
2
1
3
12
11
10
9
8
7
6
5
4
3
2
1
22 21 20
19
18
17 16 15
14 13 12
11
10
9
8
7
6
5
4
3
2
1
FM MUTE
LEVEL
TO MAIN PWB (3/3)
MAIN  SECTION
P26  1 - C
P28  1 - C
TP302
FM IF DET./
FM MPX./AM IF
456 kHz
PLL(TUNER)
4.5 MHz
R336
VR351
R351
C362
C343
R358
L353
R352
C352
C350
CF352
CF302
IC303
C360
C361
C365
C364
C363
C366
C367
X351
R364
C373
C374
C369
R362
R357
R356
C368
R361
C371
C372
R363
Q351
R366
R376
C355
C370
C356
C399
C358
C357
R355
C398
CF351
C354
R353
C353
C378
T351
C344
C351
R309
C384
C382
C381
X352
R380
C393
R381
IC302
R371
R372
R373
R374
R360
R359
C385
R379
C392
C387
C394
C380
L351
C397
R386
R382
C386
R385
R384
Q360
R383
C391
D308
R365
R387
C383
R395
R393
R377
R392
R391
ZD351
C396
C395
L352
R350
CD-E250E
CD-E550E
– 24 –
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 24 SCHEMATIC DIAGRAM (3/13)
560P
560P
4.7K
P
100/25
100/25
330P
1K
150
1.5K
1.5K
56K 
10K
33K
330P
270
47K
56K 
3.3K
2.2K
KSC1815 GR 
KS
KSC1815 GR
KSC1815 GR 
1N4148
1N4148
18K
10K 
3.3/50
KRC107 M 
HSB562 C
HSB562 C
47K 47K 
KSC1815 GR
3.3K
2.2K
KSC1815 GR
82P
82P
KSA1015 GR
10K 
0.022
10K
10K 
KSC1815 GR 
4.7K
4.7K
10K
1K
KRC104 M
KRC104 M 
10K 
270 
47K 
3.3/50
KRC107 M 
10K
100/25
47
47
1K
1K
100/10
560P
560P
1
2
23
24
TAPE 1 
TAPE 2 
TAPE 2 
PLAYBACK  HEAD (219-7)
L(T2)
L(T1) 
T1_L
L-CH
R-CH
L-CH
R-CH
A_GND 
TI_R
3
2
1
3
2
1
1
1
3
3
3
2
2
2
1
3
2
+B
ERASE  HERD (219-6)
RECORD/PLAYBACK HEAD (219-7)
1
2
4
3
5
6
7
1
2
4
3
5
6
7
+
–
SOLENOID
TAPE
MOTOR 
INITIALIZE
REC 
PHOTO
INTERRUPTER
2
1
M
7
6
5
2
3
5
6
7
1
4
2
3
5
6
7
1
4
4
3
2
1
7
6
5
4
3
2
1
7
6
5
4
3
R
(T2
)
R(T1)
TAPE MECHANISM PWB-H1,2 (219-11)
TAPE MECHANISM ASS'Y(219)
MAIN PWB-A(2/3)
TAPE 1
SOLENOID
INITIALIZE
PHOTO
INTERRUPTER
2
3
5
6
7
1
4
TAPE MECHANISM PWB-H1,2 (219-11)
CNP801
CNW801
R805
R809
Q801
R806
R810
Q803
C801
C802
CNP802
CNW802
CNW805
CNS805
CNW804
CNS804
M801 (219-10)
SW801 (219-8)
CN1
SW803 (219-9)
SOL801 (219-5)
R803
R807
C806
Q806
R825
D802
R865
Q805
R821
Q809
R823
C807
R802
R804
R864
D801
R822
R820
R826
C808
Q811
R817
C849
C805
R815
R816
Q810
Q802
Q808
Q807
R812
R819
R818
Q813
Q814
C810
C809
R833
R
R828
R832
R829
R830
C817
R836
C814
C818
R837
R846
R827
Q804
R813
C803
C804
C815
R831
R811
SW802 (219-8)
SOL802 (219-5)
PLAYBACK SIGNAL
RECORD SIGNAL
– 25 –
CD-E250E
CD-E550E
Figure 25 SCHEMATIC DIAGRAM (4/13)
7
8
9
10
11
12
560P
47K
KRC102 M 
47K 
KSA1015 GR
0.027 
0.022 
KRC102 M 
0.022 
0.0033
0.001
3.9K
10K 
0.0022
100
 AN7345K
PLAYBACK and RECORD/PLAYBACK Amp.
100/25
100/25
330P
1K
220
1.5K
1.5K
56K 
3.9K
330P
5.6K
0.022
KRC102 M 
KRA102 M 
0.0022
3.9K
100
22/50 
120
0.0033
47/25
22/50 
0.001
10K
1.5K
6.8K
0.022
56K 
220/16
47/25 
KSC1815 GR 
1N4148
1N4148
1N4148
330
µ
H 
0.022 
2 C
HSB562 C
47/25 
100K
0.0022
82P
82P
10K
10K 
10K
1K
KSC1815 GR
10K 
47K 
0.022
100K
10K
6.8K
3.9K
5.6K
10K
100/25
1.5K
100/16
330/16
47
1.5K
33K 
100K
560P
47
33K
0.033 
22/50
47/25
0.033
330P
1K
1K
330P
47K 
2SC2001 K 
4.7K
KRC104 M 
9
10
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
(ML)
ALC 
L  NF
RLI 
RLO 
PLO 
L  NF
L(T2) 
L(T1) 
H:T2
L:T1
13
14
15
16
20
18
12
17
19
M_GND 
TAPE  L
A_GND 
VCC_12V 
REC  L 
REC  R 
TAPE  R
M_12V 
µ
_CON5V 
+B
+B
+B
+B
+B
2
1
3
+B
1
1
1
1
3
3
3
3
2
2
2
2
+B
+B
+B
T1_SOL
T1_RUN_PLUS 
T2_RUN_PLUS 
T_MOTOR 
CH_SW 
BIAS
TAPE_SW 
T2_SOL
REC 
REC/PLAY
REF
VCC
R  NF
RRI
RRO
PRO
R  NF
R(T2)
R(T1)
TO MAIN PWB(3/3)
 AMP. SECTION 
P26  6 - A
P28  6 - A
0.022 
3.3/50
P32  1 - C
FROM
DISPLAY PWB
CNS803
1N4148
5
R821
R823
R822
R820
R826
C808
R833
Q812
R824
R828
C812
R832
R829
R830
C817
R836
R842
C827
R844
C823
R838
C821
R840
C825
R847
R848
R852
C836
R854
C838
C840
R857
R859
C842
C843
C844
C814
C816
C822
C826
R839
R841
C818
C829
R845
R837
C824
R843
C828
R849
R850
C833
R853
R855
C837
R858
C841
C835
IC801
C832
C834
Q819
R846
R856
D803
Q815
C819
Q816
R834
R835
C820
Q818
Q820
C831
D804
D805
CNP803
R861
R862
Q822
C846
R866
L801
C845
R863
C847
C850
Q823
R860
Q821
R851
C815
R831
Q817
C839
C830
D806
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
Page of 12
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Sharp CD-E250 (serv.man14) Service Manual ▷ Download

  • DOWNLOAD Sharp CD-E250 (serv.man14) Service Manual ↓ Size: 666.03 KB | Pages: 12 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sharp CD-E250 (serv.man14) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp CD-E250 (serv.man14) System. Information contained in Sharp CD-E250 (serv.man14) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.

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