Sharp CDC-401-E Service manual

SERVICE MANUAL

Note for users in the U.K.

● Recording and playback of any material may require con­sent, which SHARP is unable to give. Please refer par­ticularly to the provisions of the Copyright Act 1956, the
Dramatic and Musical Performers Protection Act 1958, the
Performers Protection Acts 1963 and 1972 and to any
subsequent statutory enactments and orders.

These new models CD-C401E,CP-C401E has almost the same
structure as the former models CD-C401H,CP-C402 except for
some outer parts, and so only these parts are here described.
When servicing the CD-C401E,CP-C401E, please refer to the
already issued service manual for CD-C401H,CP-C402
(S7750CDC401H/) as well as this service manual.

CD-C401E,CP-C401E

No. S5832CDC401E/

CD-C401E

CP-C401E

CD-C401E and CP-C401E constitute CD-C401E.

• In the interests of user-safety the set should be restored to its original
condition and only parts identical to those specified should be used.

DIFFERENCE BETWEEN CD-C401H AND CD-C401E

PART NO. PART NO.

NO.

INTEGRATED CIRCUITS

IC701 RH-iX0182AWZZ J RH-iX0217AWZZ J System Microcomputer, IX0217AW AX

TRANSISTORS

Q351 VSKTC3199GR-1 J Not used Digital, NPN, KTC3199 GR —

DIODE

D4, 5 VHD1SS119//-1 J Not used Silicon, 1SS119 —
D203, 204 VHD1SS119//-1 J Not used Silicon, 1SS119 —
D301, 302 VHD1SS119//-1 J Not used Silicon, 1SS119 —
D382 VHD1SS119//-1 J Not used Silicon, 1SS119 —
D602, 603 VHD1SS119//-1 J Not used Silicon, 1SS119 —
ZD381 VHEUZ5R1BSB-1 J VHEMTZJ5R1B-1 J Zener, 5.1V, MTZJ5.1B AC
ZD701 VHEUZ3R3BSB-1 J VHEMTZJ3R3B-1 J Zener, 3.3V, MTZJ3.3B AA

VIBRATOR

XL1 RCRM-0008AWZZ J 92LCRSTL1746AT J Crystal, 16.93 MHz AH

CAPACITORS

C37 RC-GZA227AF0J J Not used 220 µF, 6.3V, Electrolytic —
C239 RC-QZ0025AWZZ J VCQYKA1HM823K J 0.082 µF, 50V, Mylar AC
C358 VCKYMN1HB471K J Not used 470 pF, 50V —
C394 Not used VCKYPA1HB121K J 120 pF, 50V AA
C395 Not used VCKYMN1HB101K J 100 pF, 50V AA
C603, 604 RC-QZ0025AWZZ J VCQYKA1HM823K J 0.082 µF, 50V, Mylar AC
C609, 610 RC-GZW477AF1E J RC-GZV477AF1E J 470 µF, 25V, Electrolytic AC
C702 VCTYMN1CY103K J VCTYMN1CY103N J 0.01 µF, 16V AA
C707 VCTYMN1CY103K J VCTYMN1CY103N J 0.01 µF, 16V AA
C708 VCTYMN1CY103M J VCTYMN1CY103N J 0.01 µF, 16V AA
C709, 710 VCTYMN1CY103K J VCTYMN1CY103N J 0.01 µF, 16V AA
C902 RC-GZW228AF1H J VCEAZW1HW228M J 2200 µF, 50V, Electrolytic
C903 RC-GZW338AF1V J VCEAZW1EW338M J 3300 µF, 35V, Electrolytic AG

MARK: SPARE PARTS-DELIVERY SECTION

CD-C401ECD-C401H

DESCRIPTIONREF.

CODE

SHARP CORPORATION

This document has been published to be used
for after sales service only.
The contents are subject to change without notice.

CD-C401E,CP-C401E

NO.

PART NO. PART NO.

CD-C401ECD-C401H

DESCRIPTIONREF.

CODE

RESISTORS

R94 Not used VRD-ST2EE560J J 56 ohms, 1/4W AA
R355 VRD-MN2BD103J J Not used 10 kohm, 1/8W —
R356 VRD-MN2BD473J J Not used 47 kohms, 1/8W —
R391 VRD-ST2CD472J J VRD-ST2CD473J J 47 kohms, 1/6W AA
R398 VRD-MN2BD472J J Not used 4.7 kohms, 1/8W —
R400 VRD-MN2BD103J J Not used 10 kohm, 1/8W —
R709,710 VRD-MN2BD103J J VRD-MN2BD000C J 0 ohm, Jumper, Ø1.4 x 3.5mm, Ivory AA
R713 VRD-MN2BD103J J VRD-MN2BD000C J 0 ohm, Jumper, Ø1.4 x 3.5mm, Ivory AA

OTHER CIRCUITRY PARTS

CNS201 QCNWN0919AWZZ J QCNWN0634AWZZ J Connector Ass'y, 3 Pin AK
CNS202 QCNWN0920AWZZ J QCNWN0635AWZZ J Connector Ass'y, 7 Pin AQ
SO301 QTANC0103AWZZ J QTANC0101AWZZ J Antenna, Terminal AF

CD MECHANISM PARTS

SW4 QSW-F9001AWZZ J QSW-F9001AW01 J Switch, Push Type [Pickup In] AD

CABINET PARTS

201 92LCAB2450AS1 J 92LCAB2899AS1 J Front Panel Ass'y AS
201-1 ———————— ———————— Front Panel (Not Replacement Item) —
201-2 HDECQ0248AWSA J Same as CD-C401H J Panel, Display AK
202 GiTAR0245AWSA J GiTAR0365AWSA J Back Board AF
203 GiTAS0035AWSA J GiTAS0035AWSB J Side Panel, Left AG
204 GiTAS0036AWSA J GiTAS0036AWSB J Side Panel, Right AG
205 GCAB-1046AWSA J GCAB-1046AWSB J Top Cabinet AP
206 GCoVA1148AWSA J GCoVA1148AWSB J Cover, CD Tray AE
209 JBTN-0106AWSA J JBTN-0106AWSC J Button, Record [Tape 1] AD
210 JBTN-0104AWSA J JBTN-0104AWSC J Button, Play [Tape 1] AD
211 JBTN-0107AWSA J JBTN-0107AWSC J Button, Rew [Tape 1] AD
212 JBTN-0103AWSA J JBTN-0103AWSC J Button, FF [Tape 1] AD
213 JBTN-0108AWSA J JBTN-0108AWSC J Button, Stop [Tape 1] AD
214 JBTN-0105AWSA J JBTN-0105AWSC J Button, PLay [Tape 2] AD
217 JBTN-0109AWSA J JBTN-0109AWSC J Button, Stop [Tape 2] AD
248 92LMEC2448CTS1 J 92LMEC2899CTS1 J Cassette Holder Ass'y, Tape 1 AL
248-1
248-2 HDECQ0206AWSA J Same as CD-C401H J Panel, Cassette, Tape 1 AD
249 92LMEC2448CTS2 J 92LMEC2899CTS2 J Cassette Holder Ass'y, Tape 2 AL
249-1
249-2 HDECQ0207AWSA J Same as CD-C401H J Panel, Cassette, Tape 2 AD
267
267-1 ———————— 92LM-BELT1651B J FR Belt AB
267-2
267-3
267-4 ———————— 92LM-EH1658A J Head, Erase AG
267-5
267-6
267-7(M601)
267-8(SW605)
267-9(SW606)
267-10(SW607)
267-11(SW608)

———————— ————————

———————— ————————

———————— 92LMECHA2899A J Tape Mechanism Ass'y BP

———————— 92LMBELT1658A1 J Drive Belt [Tape 1] AC
———————— 92LMBELT1658B1 J Drive Belt [Tape 2] AC

———————— 92LM-PRA1651A J Pinch Roller Ass'y AE
———————— 92LM-PRH1746A J Head, Record/Playback AM
———————— RMoTM0004AWM1 J Tape Motor with Pulley [Tape] AR
———————— 92LM-SW1491A J Switch, Leaf Type [Tape 1 Main] AE
———————— 92LM-SW1491A J Switch, Leaf Type [Tape 2 Main] AE
———————— 92LM-SW1658A J Switch, Leaf Type [Tape 1 Rec.] AB
———————— 92LM-SW1658A J Switch, Leaf Type [Tape 2 Play] AB

Cassette Holder , Tape 1(Not Replacement Item)

Cassette Holder , Tape 2(Not Replacement Item)

—

—

ACCESSORIES/PACKING PARTS

3 SPAKC0539AWZZ J SPAKC0676AWSA J Packing Case
6 TiNSE0169AWZZ J TiNSE0223AWZZ J Operation Manual AD
9 92LCARD1751A J TGAN-3170UMZZ J Registration Card AE
11 RRMCG0103AWSA J RRMCG0150AWSA J Remote Control AS
11-1 92LLiD1782A J Same as CD-C401H J Battery Lid, Remote Control AQ
12 Not uesd TLABE0233AWZZ J Label, Bar Code AB

MARK: SPARE PARTS-DELIVERY SECTION

– 2 –

CD-C401E,CP-C401E

DIFFERENCE BETWEEN CP-C402 AND CP-C401E

PART NO. PART NO.

NO.

SPEAKER BOX PARTS

701 92L121-0099 J 92L121-0148 J Net Frame Ass'y AS
702 92L051-0034 J 92L051-0061 J Speaker Box Ass'y AW
703 92L316-0026 J 92L316-0063 J Duct Panel AF
706 92L351-0170 J 92L351-0308 J Label, Specifications AD

MARK: SPARE PARTS-DELIVERY SECTION

CP-C401E

CP-C401ECP-C402

WOOFER

A

SP1(L-CH)
SP2(R-CH)

701

B

WOOFER
SP1(L-CH)

SP2(R-CH)

DESCRIPTIONREF.

CODE

C

703

707x4

D

SP1(L-CH)
SP2(R-CH)

E

702

704x2

F

G

706

H

705

1

23456

Figure 3 SPEAKER EXPLODED VEW

– 3 –

: CHANGE PARTS

CD-C401E,CP-C401E

R1
1K

CNS1A

1
2
3
4
5

1
2
3
4
5
6
7
8

CNP1

1
2
3
4
5

CNS2A

+B

CNP2

1
2
3
4
5
6
7
8

0.01

C1

C2
47/10

Q1

KTA1266 GR

3.6V1.3V

C25

3V

0.01

LA9241M

SERVO AMP.

C3

0.1/50
R2

100K

C4

0.001

2.2K

6.8K

R7
1K

R9

27K

R4
R5

R6

100

R11

3.3K

C75

100P

C5

0.033(ML)

C6 0.033(ML)

C9

0.047
(ML)

R8

12K

C10

180P

R281KR29

R39
22K

R40
22K

C11

0.1
(ML)

330/10

IC1

0.068

1K

C44

C24
1/50

R3

15K

C7

0.1/50

C8

(ML)

R12
15K

+B

R43

12

R13
33K

VCC1

FIN2

1

REF

FIN1

2

REF
E

3

F

4

TB

5

TE-

6

TE

7

TESI

8
9

SCI

TH

10

11
12

TD-

TD

13

JP

14

+

TO

15

FD

16

C13

0.1

(ML)

1
2
3
4
5
6
7
8
9

10
11
12
13
14
15
16
17
18

64

–
+

–

+

REF

REF

REF

GEN

REF

–

63

LDS

–

+

–

+

–

+

+
–

REF

+

–

REF

+

–

FA

FD-

17

R14

R15

47K

C40

0.33/50
C39

C38

0.01

0.47/50

560

R42

61

62

LDO

BHI

RF

–

+

VCR

VCR

VCR

REF

JP

+

REF

–

TO

GEN

REF

+

–

FA–

18

19

C12

10K

C14

0.01

R16

1.5K

IC5

M56748FP

59

60

LF2

PHI

REF

FE1
REF

–

+

VCR

+
–

+

TGL1

–

GL

THDL

THD

FSC

FOSTA

GEN

REF

FE1

+

–

+

–

REF

AGND

SP

FE

FE–

23

22

20

21

330P

FOCUS/TRACKING/

C15

R17

82K

R19
39K

36
35
34
33
32
31
30
29
28
27
26
25

R31

24

10K

23
22

SPIN/SLIDE DRIVER

21
20
19

+B

58

VR

+
–

–
+

+
–

+

+

REF

REF

REF

SPI

24

0.0047

C35

57

REF1

+
–

DEF

HFL

DRF

VCC

–

–

FSTA

S.Q.R

+

–

+

–

SPG

SP–

252627

R21
56K
R22

R20 10K

6.8K

R23

1.2K

C17

0.47/50

0.1/50

56

VCC2

EFBAL
FOSTA
TOSTA
2FREQ
LASER

FSTA

8/12CM

SLOF

REF

REF

JP

C16

0.001

54

55

FSS

+

–

+

–

JPCLO

REF

SLEO

SPO

28

C19
47/10

R25

50

51

53

DRF

CV–

CV+

JP–

JP+

OR

REF

1.2K

49

52

DEF

CL

CE

CLK

48

TBC

47

46

DGND

45

SLI

REF

44

––+

SLC

43

RFS–

42

REF

+

RF

41

RFSM

CV+

40

CV–

39

SLOF

38

HFL

37

TES

36

TOFF

35

+

TGL

–

34

JP+

33

SL–

JP–

SL+

30

31

32

C20

0.0033

18K

R30

R26

220K

SLOF

LATOH

SLOF

C18

R24

SLOF

DAT

CE
CL

–

SLD

10K

FSC

+

29

1/50

A

CNS1B

K

1
2

B

E

3

A
B

4

F

5

C

PICK UP UNIT

K

1

E

2

D

E

A

3

B

4

F

5

1
2
3
4
5
6
7
8

F

G

CD MOTOR

VR1A

2200P

1M

TR_
TR+
FO+
FO_

GND

PWB-B

1/16

1M

2200P

TR+

FO+

FO­TR-

ACTUATOR

1
2
3
4
5

PD

6

VR

7

LD

8

CNS2B

R27

R10
82K

C33

C30

0.001

2.2P

220K

R41

R33

5.6K

TP1

4.7K

R32

C21
1/50

C45

56K

+B

4.7/25

C34

0.033
(ML)

R36
47K

C32
27P

R35
470

+B

C50

0.1
(ML)

R34

1K

C31

0.0027

1SS119

+B

R45 1K
R46 1K
R47 1K

R38
33K

R37
47K

D2

+5V

C53
220P

LUG1

M1

SPINDLE

MOTOR

M2

SLED

MOTOR

SW4

PICKUP

IN

M
M

6
5
4
3
2
1

CNS3B

6
5
4
3
2
1

CNS3A

CNP3

6
5
4
3
2
1

SP+
SP_

SL+
SL_
PU-IN

R54

1K

PUIN

SL–

SL+

DRF

1324

H

1

: Change/Eliminated/Addition PARTS

23456

Figure 4 SCHEMATIC DIAGRAM (1/9)

– 4 –

7

8 9 10 11 12

53

20P

LUG1

+B

R18

3.3M

C41

0.047
(ML)

C42

0.047(ML)
R57

27K

R56

1.2K

R58
680

C22

0.01

CD-C401E,CP-C401E

MAIN PWB-A1(1/4)

+B

C56

100P

30

C57

100P

49

PW

4FS

DIGITAL

DIGITAL

OUT

DOUT

31

FILTER

MUTER

1BIT

TEST3

32

100P

EFLG
SBSY

XVSS

XOUT

XVDD

RVDD
RCHO

RVSS

DAC

LCHO

LVDD

MUTEL

TEST4

XIN

LVSS

+B

48
47

46

45
44

43
42
41
40
39

38
37
36
35

NC

34
33

XL1

16.93MHz

C71
330P

C68

10/16

C67

10/16

C43
100/10

R74

4.7K

R73

4.7K

R76
1K

R75
1K

C70
220P

C69
220P

12

CD_R

CD A

13

GND

14

CD_L

IC2
LC78623D
SERVO/SIGNAL
CONTROL

C58

220P

C54

100P

53

WRQ

CONT3

26

52

FSX

CONT4

27

C55

50

51

SFSY

SBCK

SUB-CODE

X-TAL

GENERATOR

EMPH

CONT5

29

28

C2F

R60
1K

54

56

585960

61

64

63

62

4M

/CS

16M

TEST5

TEST1

DEF1

1

TA1

2

PDO

3

VVSS

4

ISET

5

VVDD

6

FR

7

VSS

8

EFMO

9

EFMIN

10

TEST2

11

CLV+

12

CLV_

13

V/P

14

HLF

15

TES

COMMAND

16

TOFF

17

SLICE

LEVEL

CONTROL

CLV

DIGITAL

SERVO

SERVO

JP+

TGL

18

19

TEST11

VCO

CLOCK

OSC

CONTROL

JP_

PCK

2021222324

55

57

COIN

/CQCK

SQOUT

µ-COM

INTERFACE

2KX8

RAM

ERROR

COERECT

FLAG

CONTROL

SYNC-DETECT

EXTERNAL

CONT1

VDD

RWC

OUTPUT

CONT2

/RES

EFM DEMODULATE

FSEQ

25

R77 1K

DRF

COIN

SQOUT

RWC

CQCK

4 56789

P12 5 - H

TO DISPLAY PWB

R99

3.9

+B

C59

0.022
(ML)

CD-LD M+

LOADING
MOTOR DRIVER

123

C91

47/16

R78 1K

_

WRQ

DSP RES

DISC NO

10 11 35

C52

100/10

IC91

TA7291S

5

4

R97
12K

M_GND

R86 1K

7

8

9

6

R98

5.6K

MOTOR GND

OPEN/CLOSE

R89 1K

R88 1K

R87 1K

CD-LD M–

0V

R91
10K

MECHA UP

R90 1K

3

R92
10K

L2

27µH

1
0V

47µH

L3

11.3V

11.2V
R95

2.2K

2
Q93

KRC102 M

+B

R96

17

+12V

D_GND

10K

R94

56

D_GND

Q91
KTA1271 Y

0V

11.2V
D91

1SS119

GND(M)

GND(D)

OPEN CLOSE

DISC NO.

GND(D)

MECHA UP

GND(D)

R82
100

0.82µH
C51

0.022

CNP4
SOL

M+
M–

C72

0.001

15

+12V
DRIVER

P6 1 - D,1 - E

TO MAIN SECTION

+B

+B

L1

+4.3V

D81

1SS119

C74

0.001

+5V

16

(uCOM)

17

D_GND

+B

+5V

18

(SERVO)

AUDIO GND

CD SIGNAL

MOTOR

PWB-C

1
2
3
4
5
6
7
8
9

10

1
2

CNS5

BIM5

1
2

+

3
4

–
5
6

SW3
DISC NUMMER

SOLM2
SOLENOID

M3

T/T

M

UP/DOWN
MOTOR

SW1
OPEN/CLOSE

SW2
MECHA UP

CNS4

1
2
3
4
5
6
7
8
9

10

Figure 5 SCHEMATIC DIAGRAM (2/9)

– 5 –

CD-C401E,CP-C401E

G

V

V

1

C

A

B

C

D

E

F

P5 12 - D

TO CD

SECTION

P9 12 - F

TO DECK

SECTION
P5 12 - D

TO CD

SECTION

P12 5 - A

TO

DISPLAY

PWB

P12 6 - A

TO

DISPLAY

PWB

14
13
12

16

17

20

39

18

22

16

37

38

19

FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL

CD_L
CD_A_GND
CD_R

+5V(µ-COM)

GND(D)

POWER

+12V(MECHA)

+12V(SERVO)

POWER_CONT

+5V(µ-COM)

GND(µ-COM)

GND (MECHA)

+12V(LAMP)

CD +B

R449

R447

12K

3.3K
C441

C439

180P

22/16

C435

C433

C431

R460 1K
R461 1K
R462 1K

C432

C434

C436

0.047
(ML)

R467

R465

R463

R464

R466

R468

1K

1K

1K

1K

1K

1K

C440
22/16

R452

1K

0.047(ML)

0.047(ML)

0.047(ML)

0.047(ML)

0.047(ML)

+B

+B

+B

17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32

R448

3.3K

C482

2.2/50

L3

L2

L1
VSS
CL
DI
CE
VSS

AVSS
R1

R2

R3

C442
180P

+B

+B

16

33

R450

R451

1K

+B

12K

+B

C443

0.68/50
C445

0.022(ML)

9

10

13

LT IN

L SELO

12

LF1C1

11

LF1C2

LF1C3

15

14

LI VIN 1

IC431

LC75394E

AUDIO PROCESSOR

RT IN

R SELO

RIN VIN 1

34

RF1C1

RF1C2

RF1C3

39

36

38

35

37

C444

0.68/50

(ML)

C481

2.2/50

+B

10.6V

C925

0.022

Q925,Q926: VOLTSGE REGULATOR

+B

Q925

KTA1271 Y

11.2V

R922

2.2K
2

C446

0.022

11.3V

0V

404142

R923

2.2K

0V

1

8

Q926

3

7

6

43

AUDIO +B
MECHA +B

KRC102 M

4.2V

5

44

4

45

10K

R924

CD +B

C927
47/16

2

3

LFS

LVref

LIN VIN 2

LT OUT

LVR IN

LTEST

LVR OUT

VDD

Vref

RVR OUT

RTEST

RVR IN

RT OUT

RIN VIN 2

RVref

RFS

464748

+B

+B

C922

0.022(ML)

C926
47/16

1

64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49

VOLTAGE

REGULATOR

2SD2012 Y

11.3V
12V

VOLTA

C921

0.022
(ML)

C459

0.0027
C463

100P
C465

10/165

C475

100/10

C466
10/16

C464
100P

C460

0.0027

Q924

17.6

C923

0.1
(ML)

1

12

+B

G

+12V

GND(D)

RECL

RECR

PLAYR

GDN(A)

PLAYL

GDN(D)

CE

DI

CL

LOUT

ROUT

+12V

19 35 34 33 32 19

P11 12 - E
TO TUNER

SECTION

H

1

23456

26 27 28 17 31 30 17

P11 12 - F,

P12 3 - A

TO TUNER

SECTION/

DISPLAY

PWB

13

P9 12 - B

TO DECK SECTION

Figure 6 SCHEMATIC DIAGRAM (3/9)

– 6 –