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

– 31 –
CD-E250E
CD-E550E
Figure 31 SCHEMATIC DIAGRAM (10/13)
7
8
9
10
11
12
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
1K
10P(CH)
0
100/10
10K 
0.022 
10K 
0.0015
10K 
10K 
DZH03C3+
100 
10/50
0.01
0.82
µ
H
1K
1K
1K
1K
0.01
0.0015
10/50
50 
0.022 
680 
0.82
µ
H
6.8K
10K 
0.1 
15K 
10P(CH)
16.9344MHZ
0.82
µ
H
0.1 
1.2K
30 
LC78646E
1K
0.0022
10K 
12K 
680 
1/50
0.047 
0.82
µ
H
100P
100P
2.2K
1K
1K
1K
µ
H
2.2K
330/6.3 
100P
100 
100P
0.1 
0.82
µ
H
0.82
µ
H
0.022 
KSC3203 Y
220 
DZH06B2+
47/16 
100P
0.0022
0.82
µ
H
1
80
20
21
32 33
41
61
57
58
59
60
53
54
55
56
49
50
51
52
45
46
47
48
22 23 24 25 26 27 28 29 30 31
34 35 36 37 38 39 40
19
42
43
44
62
63
64
79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
CLOSE_SW
DGND
OPEN_SW
MGND
DGND
T/T MOTOR
PWB-F
SWITCH PWB-G
CD PLAYER UNIT ASS'Y
(238)
FDO 
SPDO
SLDO
GPDAC 
CONT4 
CONT5 
SBCK/FG 
DEFECT
V/1P
FSEQ
MON11 
MON12 
MON13 
MON14 
MON15 
VSS 
VDD 
DOUT
TEST
LRSY
ASDFIN
ASDACK
ASRACK
IGMOUT
EFLG
C2F
XVSS
FSX/16MIN
XIN
XOUT
XVDD
RVDD
RCHO
RVSS
LVSS
LCHO
SLCO
SLCIST
EFMIN 
RF
RFVDD 
RSVSS 
FIN1 A
FIN2 B
TIN1 E
TIN2 F
VREF
REF1
FE
TEC 
TE
RFMON 
JITTC 
ADAVDD
ADAVSS
TDO
DATA
DATACK
LVDD
LDD 
LDS 
FR
VVDD
PCKIST
VVSS
PD02
PD01
CONT2
CONT3
VSS
VDD5
DRF
VRES
VWRQ
DO
DI
CL
CE
+ 
ROTATE+
ROTATE
CE
CL
DI
DO
VWRQ
CD_RES
DRF
ROTATE
DISC1_SW
DISC  NO_SW
UP_SW
L-CH
R-CH
AGND
MGND
DISC1_SW
DGND
DISC  NO_SW
DISC 1
DISC  NO.
–
MOTOR 
CORE
+7V
CLOSE_SW
DO
DI
CL
CD_CE
DOWN_SW
OPEN_SW
DISC
UP/DOWN
OPEN/
CLOSE
6
1
2
3
5
4
6
1
2
3
5
4
5
3
2
4
1
5
2
5
2
3
2
1
1
6
1
2
2
1
1
4
4
7
6
3
1
3
2
3
M
1
9
8
10
5
4
3
11
7
6
1
2
2
3
3
3
P32  4 - H
CNS405
FROM DISPLAY PWB
P26  5 - A
P28  5 - A
CNP204
TO MAIN PWB(3/3)
P27  7 - A
P29  7 - A
CNP205
TO MAIN PWB(3/3)
SERVO/SIGNAL CONTROL
R439
R438
R440
R441
C432
C431
R435
R437
R436
C429
C428
C430
CNP405
L409
SW401
CNW204
L412
C448
L407
CNS204
MR401
C433
R434
R430
C426
R424
R426
R429
C427
C434
C423
0
9
20
C422
R421
C425
IC401
C442
C447
L406
C443
R443
X401
ZD401
R447
C445
L411
Q412
R452
ZD402
C449
CNW205
CNS205
CNP406
SW402 (238-4)
C444
R446
R448
C440
C438
C441
R449
R442
C439
L405
R428
C436
R431
C437
R423
C435
R425
R427
R422
03
L408
CNW403
SW403 (238-5)
SW404 (238-6)
M402 (238-3)
12
9
3
11
10
7
8
4
5
2
6
1
CD-E250E
CD-E550E
– 32 –
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 32 SCHEMATIC DIAGRAM (11/13)
–30V
–B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
3.8V
3.8V
VF1
VF2
FL  D
1K
1K
100 
10K 
0.1 
1K
1K
1K
1N4004
SD3210W+
270 
10K 
1K
1K
47K 
0.82
0.82
µ
H
0.82
µ
H
8MHZ
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
2.7K
KSC1815 GR 
1K
1K
1K
1K
1K
1K
10K 
10K 
10K 
10K 
10K 
10K 
1K
33K 
10K 
220/10
0.1 
24P(CH)
24P(CH)
CD-E550E:IX0065SJ
CD-E550E ONLY
CD-E250E:IX0058SJ
SYSTEM MICROCOMPUTER
0.1 
1K
1K
1K
1K
1K
1K
1K
10K 
10K 
10K 
10K 
10K 
10K 
10K 
1N4004
1 
D_GND 
TIMER_LED 
RDS_DATA
RDS_CLE 
CD_CE 
CD_RES
CD_DRF
CD_WRQ
PROG0 
PROG1 
PROG2 
RESET  IN  PUT
XT1 
XT2 
CF1 
CF2 
GND 
VDD1
KEY1_IN 
KEY2_IN 
FAN_PRT 
MODE_CKECK
T2_TAPE2_SW 
T1_TAPE1_SW 
RDS_VSM 
SYS_STOP
X-BASS/DEMO 
POWER
_
KEY 
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
P16
P17
P18
P19
P20
DISC_NO_SW
DISC1_SW
DISC_UP_SW
CLOSE_SW
VDD4
ROTATE
TAPE_BIAS 
REC_PLAY
REC 
MOTOR 
T1_SOL
T2_SOL
T1_RUN_PLUS 
T2_RUN_PLUS 
CH_SW 
CD+B
P_CON 
P_STB 
P_MUTE
GND 
VDD2
SIGAL_LVL 
FAN_START 
SP_DETECT 
SP_RELAY
DI
D0
CL
CE
FM_ST 
SD
P6
P11 
P12 
P7
P8
P13 
P9
P14 
P10 
VF2 
5.6V
D_GND 
CH_SW 
T2_RUN_PLUS 
T1_RUN_PLUS 
T2_SOL
T1_SOL
MOTOR 
REC_PLAY
TAPE_BIAS 
TAPE_SW 
SD
FM_ST 
CE
CL
D0
DI
P_MUTE
SP_RELAY
FAN_START 
SIGAL_LVL 
ROTATE
CLOSE_SW
DISC_UP_SW
DISC1_SW
DISC_NO_SW
CD_WRQ
CD_DRF
CD_RES
CD_CE 
REC  SW
P15 
P16 
P17 
P18 
P19 
P20 
DISC_DOWN_SW
OPEN_SW
OPEN_SW 
DISC_DOWN_SW
SP_DETECT 
CD+B
DISPLAY PWB-B2
FAN_PRT 
7
8
5
3
6
4
2
5
3
6
4
2
4
2
3
5
1
7
2
4
6
1
5
8
2
4
7
3
6
8
4
2
7
33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
99
100
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
79
80
78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9 
8 
7 
6 
5 
4 
3 
2 
1
5
1
3
6
5
3
2
4
4
9
10
11
2
7
8
5
1
6
3
1
3
9
10
6
5
7
1
1
1
2
3
4
5
6
7
8
9 10 11 12
1
2
3
4
5
6
7
8
9 10 11
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
P43  12 - D
CNP901
TO POWER PWB
P25  12 - F
CNP803
TO MAIN PWB(2/3)
P27  11 - G
P29  11 - G
CNP102
TO MAIN PWB(3/3)
P26  2 - A
P28  2 - A
CNP202
TO MAIN PWB(3/3)
P31  11 - A
CNP405
TO CD SERVO  PWB
32.768kHZ
10M
1K
22P(CH)
22P
(CH)
10K 
1.2K 
CNW901
CNS901
CNW803
CNS803
CNW102
CNS102
CNW202
CNS202
CNW405
CNS405
R795
R735
R726
R727
R734
R791
R796
LED701
R725
L704
R733
Q701
R739
R738
R737
R736
R717
R718
R719
C701
R721
R722
R720
R713
R714
R715
R716
R797
R708
R709
R707
R706
R705
R704
R703
R702
R701
R712
R744
D706
R744A
R752L
R752K
R752J
R752I
R752H
R752T
R752S
R752R
R752Q
R752P
R752O
R752N
R752M
R759
R758
R757
R756
R755
R754
D701
VFD
L70
C706
C707
C718
C717
X702
L702
R747
R809A
R745
R742
R743
R746
IC701
R728
R729
R730
R731
R732
R793
R794
C702
R741
X701
R740
C704
C703
R745B
R745A
– 33 –
CD-E250E
CD-E550E
Figure 33 SCHEMATIC DIAGRAM (12/13)
7
8
9
10
11
12
+B
+B
+B
+B
+B
+B
+B
FL  DISPLAY
47/16 
0.82
µ
H
3.9K
0.82
µ
H
0.82
µ
H
10K 
10K 
X-BASS
/DEMO
POWER
ON/STAND-BY
1K
1K
1K
10K 
10K 
33K 
1.5K
1.2K
2.7K
3.9K
5.6K
5.6K
3.9K
1.2K
2.7K
2K
2K
15K 
75K 
15K 
75K 
8.2K
8.2K
1K
100P
100/10
47
GP1UM271
REMOTE
SENSOR
0.047 
0.01
KSC1815 GR 
1K
10K 
1K
1K
82
1K
1N4148
120 
DZH03C3+
1N4148
10K 
1N4148
100K
KSC1815 GR 
33/16 
3
2
1
3.3K
1N4148
KRC102 M 
0.1 
10
0.1 
24P(CH)
0.1 
IX0065SJ
IX0058SJ
ROCOMPUTER
1
2
3
VDD1
KEY1_IN 
KEY2_IN 
MODE_CKECK
T2_TAPE2_SW 
T1_TAPE1_SW 
RDS_VSM 
SYS_STOP
X-BASS/DEMO 
POWER_KEY 
IRQ 
G1
G2
G3
G4
G5
G6
G7
G8
G9
VDD3
P1
P2
P3
P4
GND 
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
P16
P
17
P6
P1
P11 
P12 
P7
P8
P13 
VF1 
G1
P9
P14 
G7
P10 
G3
P3
P2
P4
P5
G5
G6
G4
G2
G8
EQUALIZER
REC/PAUSE
MEMORY/SET
VIDEO/AUX
TIMER/SLEEP
PRESET  UP
VOLUME  UP
VOLUME  DOWN 
PRESET  DOWN
PLAY/REPEAT
TUNING  TIME
  DOWN 
TUNING  TIME
  UP
DISC  SKIP
TAPE
TUNER
(BAND)
CD
OPEN/CLOSE
CLOCK
STOP
G9
P15 
P16 
P
17 
FAN_PRT 
28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9 8 7 6 5 4 3 2 1 
64 63 62 61 60 59 58 57 56 55 54 53 52 51
49
50
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
29 30
28
27
26
25
24
23
22
21
20
19
18
17
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
10K 
1.2K 
VFD701
C705
L705
L701
L703
R749
R750
6
C707
C718
SW701
SW702
R747
R809A
R745
R742
R743
R746
01
R761
R762
D704
D703
D702
C711
Q702
D705
R764
C712
R763
C713
C716
Q704
R790
R778
R776
R775
ZD701
R777
Q703
R751
C708
C709
R760
RX701
C710
SW703
SW709
SW710
SW704
SW705
SW706
SW707
SW708
SW719
SW720
SW721
R772
R774
R768
R769
R773
R770
R771
R766
R765
R767
R787
R785
R784
R783
R786
R781
R780
R782
R752G
R752F
R752E
R752D
R752C
R752B
R752A
R753I
R753H
R753G
R753F
R753E
R753D
R753A
R753B
R753C
SW711
SW715
SW714
SW713
SW712
SW722
SW723
SW724
R779
R745B
R745A
– 33 –
CD-E250E
CD-E550E
Figure 33 SCHEMATIC DIAGRAM (12/13)
7
8
9
10
11
12
+B
+B
+B
+B
+B
+B
+B
FL  DISPLAY
47/16 
0.82
µ
H
3.9K
0.82
µ
H
0.82
µ
H
10K 
10K 
X-BASS
/DEMO
POWER
ON/STAND-BY
1K
1K
1K
10K 
10K 
33K 
1.5K
1.2K
2.7K
3.9K
5.6K
5.6K
3.9K
1.2K
2.7K
2K
2K
15K 
75K 
15K 
75K 
8.2K
8.2K
1K
100P
100/10
47
GP1UM271
REMOTE
SENSOR
0.047 
0.01
KSC1815 GR 
1K
10K 
1K
1K
82
1K
1N4148
120 
DZH03C3+
1N4148
10K 
1N4148
100K
KSC1815 GR 
33/16 
3
2
1
3.3K
1N4148
KRC102 M 
0.1 
10
0.1 
24P(CH)
0.1 
IX0065SJ
IX0058SJ
ROCOMPUTER
1
2
3
VDD1
KEY1_IN 
KEY2_IN 
MODE_CKECK
T2_TAPE2_SW 
T1_TAPE1_SW 
RDS_VSM 
SYS_STOP
X-BASS/DEMO 
POWER_KEY 
IRQ 
G1
G2
G3
G4
G5
G6
G7
G8
G9
VDD3
P1
P2
P3
P4
GND 
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
P16
P
17
P6
P1
P11 
P12 
P7
P8
P13 
VF1 
G1
P9
P14 
G7
P10 
G3
P3
P2
P4
P5
G5
G6
G4
G2
G8
EQUALIZER
REC/PAUSE
MEMORY/SET
VIDEO/AUX
TIMER/SLEEP
PRESET  UP
VOLUME  UP
VOLUME  DOWN 
PRESET  DOWN
PLAY/REPEAT
TUNING  TIME
  DOWN 
TUNING  TIME
  UP
DISC  SKIP
TAPE
TUNER
(BAND)
CD
OPEN/CLOSE
CLOCK
STOP
G9
P15 
P16 
P
17 
FAN_PRT 
28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9 8 7 6 5 4 3 2 1 
64 63 62 61 60 59 58 57 56 55 54 53 52 51
49
50
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
29 30
28
27
26
25
24
23
22
21
20
19
18
17
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
 82K 
10K 
1.2K 
VFD701
C705
L705
L701
L703
R749
R750
6
C707
C718
SW701
SW702
R747
R809A
R745
R742
R743
R746
01
R761
R762
D704
D703
D702
C711
Q702
D705
R764
C712
R763
C713
C716
Q704
R790
R778
R776
R775
ZD701
R777
Q703
R751
C708
C709
R760
RX701
C710
SW703
SW709
SW710
SW704
SW705
SW706
SW707
SW708
SW719
SW720
SW721
R772
R774
R768
R769
R773
R770
R771
R766
R765
R767
R787
R785
R784
R783
R786
R781
R780
R782
R752G
R752F
R752E
R752D
R752C
R752B
R752A
R753I
R753H
R753G
R753F
R753E
R753D
R753A
R753B
R753C
SW711
SW715
SW714
SW713
SW712
SW722
SW723
SW724
R779
R745B
R745A
Page of 12
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CD-E250 User Manual / Operation Manual 32 1.19 MB
CD-E250 (serv.man2) Replacement Service Manual / Parts Guide 7 51.29 KB
CD-E250 (serv.man3) Exploded views and packing method Service Manual / Parts Guide 5 203.45 KB
CD-E250 (serv.man21) Service Manual / Specification 1 16.22 KB
CD-E250 (serv.man22) Parts addition (CD Cushions) Service Manual / Technical Bulletin 1 38.57 KB
CD-E250 (serv.man23) Corrected part number for the FF REW belt. Service Manual / Technical Bulletin 1 5.79 KB

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