Sharp MD-MS200H Page 28 Service Manual Download

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MD-MS200W/MD-MS200/MD-MS200H

– 28 –

Figure 28 SCHEMATIC DIAGRAM (1/4)

P28

P29 P30

119

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

25 24 23

5
4
3
2
1

9
8
7
6
5
4
3
2
1

25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10

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

4 3 2 1

6 5 4

24 23 22 21 20 19 18 17 16 15 14 13

RECORD SIGNAL

PLAYBACK SIGNAL

SL+

SL–

DUAL POWER

TRANSISTOR

FLEXIBLE PWB

LIFT MOTOR

SPIN
MOTOR

FEAD MOTOR

MOTOR DRIVER

3-PHASE BRUSHLEESS

LEAD IN

DISC MEDIA

DISC IN

DISC PROGRAM

PWB

FLEXIBEL

OPTICAL PICK UP UNIT

FLEXIBLE PWB

MAIN

MD-MS200W

–

SL–

SL+

I/V

STAT

GND

BRK–

BRK+

COM

WIN

VIN

UIN

ICOM

STBY

SLP1

SLP2

IBSET

IBS

VCC

ICOM

EFMAI

TENF

DFCTI

DFCTO

RF34

RF1234

RF12

RFI3

RFI3/

VCC2

GND2

RFAGC

RFO3

RFI2

RFO1

RFEQ

RFBP2

ADO1

ADI2/

ADAGC

ADO2

ADI1

LPFI

LPFO

HPFO

RFENV

RFBP1

EFMI

EFMI/

ASLO

EFM

RF4

RF3

APC

LDOUT

TCRSP

TCRSO

TCRSG/

TCGF

TCRSG

ADI2

WBO

TEOUT

FEOUT

FENF

TOTAL

TONF

VCC1

GND1

TCGAV

DISC

LDVAR

LDON

LVV

FBAL

AOUT

AIN

BIN

BOUT

FOUT

FIN

EIN

EOUT

TBAL

TCGO

TCGI

RFADD

VREFC

RF2

VREFO

RF1

RFO2

+2.5V

PBGAIN

GND

PRTCT

VCC

PLAY

STOP

REC

XRT

DSPSTB

DSPDAT

DSPSCK

BEEP

PLAY

STOP

DSPSEL

DSPSCK

DSPDAT

DSPSTB

RTCCE

RTCWR

RTCDT

RTCCK

RPLAY

P80

HOLD

REC

INNSW

EJECT

DISCIN

HFON

LDON

DISC

VSS

EEPD

EEPK

XRT
PBGAIN

SYSD0

SYSD1

SYSD2

SYSD3

SYSD4

SYSD5

SYSD6

SYSD7

SYWRX

SYRDX

SYCS

VSS

DISCID

SWPUP

BEEP

(T06)

RFPCNT

LDPCNT

MODE1

SPCNT2

DISCPRO

LDCNT1

HDON

LDCNT2

TEST0

TEST1

P56

SPCNT1

INPCNT

EXPCNT

DPCNT1

DPCNT2

PBGAIN

SYSD6

SYSD7

SYWRX

SYRDX

SYCS

SYSD5

SYSD4

SYSD3

SYSD2

SYSD1

SYSD0

XRT

VDD

CLK

DATA

FOUT

GND

FSEL

FOE

2.5V

VCC

2.5V

EJECT

HOLD

FODRF

FODRR

TRDRR

TRDRF

X176K

SPDRF

SLDRF
SLDRR

IN1R

IN1F

VM1

OUT1F

OUT1R

OUT2R

OUT2F

VM2

IN2F

IN2R

IN3R

IN3F

OUT3F

PGND3

PGND4

OUT4F

VM4

IN4F

IN4R

C1P

CLK

PGND34

OUT3R

VM3

PSB

PGND21

VDD

C2M

C2P

C1M

OUT4R

T+

T–

F+

F–

MICOM 2.8V

3.3V

2.8V

CK105

TP143

TP611

TP610

TP601

TP602
TP603

TP106
TP103

TP104

C132

R143

10K

C129

10/6.3

CK102

TP145

TP105

C163

C162

10/6.3

CNS101

TP612

TP613

CNS601

SW904

SW903

SW902

SW901

M902

C902

0.022

IC902

HN1CO1FU

C903

0.047

C904 0.022

C910

C911

0.1

TP901
TP902
TP903
TP904
TP905
TP906
TP907
TP908
TP909
TP910
TP911

TP912

TP913

R904

TP921

TP923

TP924

TP922

M903

IC901

SN761031

C908

0.1

R907 150K

C907 0.0033

C905

0.0033

R902

330

C906 0.0033

C909

0.1

R905

10K

R903

R906

150K

R901

56K

R104

3.9K

C118

330P

C120

330P

R139

47K

R140

47K

C204

0.1

C205

33P

C126

0.0068

C123

0.022

C160
390P

R415

TP432

TP472

R471

470

D471

SB00703Q

R433

100K

L100
0.47µH

C100

C119

0.0033

R144

220

C150

C114 10/6.3

C115
220P

R160

100K

C116

100P

C112

R131 100K

R117

220K

R107

120K

R116

18K

R121

220K

R112

120K

C108

R106

12K

C102

0.22

R102 12K

C109
8P

C122

C133

10P

C127

0.1

C124 0.022

C121

IC101

IR3R50

C128

R142

15K

R141

2.2K

R109

27K

R111

27K

R120

47K

R119

47K

TP132

TP135

TP134

TP133

TP131

R122

18K

R133

150K

R132

39K

TP136

TP144

CK101

CK103

R137 22K

R136 120K

C125

0.0068

R113

12K

R101

100K

R151

10K

C106

12P

C103

0.47

R105

4.7K

C104

C107

12P

C164

0.047

TP141

CK104

R138 68K

TP100

C105

0.0022

R145

3.3M

R126

470

Q102

DTA114TE

R129

Q101

2SA1314C

C111

R128

R127

390

R154

1.2K

TP125

TP101

TP123

TP118

TP117

TP113

TP114

TP115

TP120

TP122

TP124

TP126

TP110

TP109

TP107

Q103
DTC144TE

TP139

R130

C161

R125

180K

R124

180K

R134

10K

C130 1

C131

TP604

TP605

TP606

TP609

TP608

TP607

IC402

S29294A

R412

10K

TP436

R413

R414

TP434

TP435

R411
100K

C165

0.033

R161

1.2K

C600

3.3

L600

47µH

TP441

R423

10K

SW402

R424

100K

SW401

L612

0.47µH

C612

0.1

L604

47µH

L603

47µH

C603

C604

C607 1

L607

47µH

IC601

BH6512FS

C602

C601

L601

100µH

L602

100µH

C613

0.01

C614

0.01

C615

0.01

C605

C606

TP615

L605

100µH

L606

100µH

R601 10K

R441

IC851

LB1638M

C882

C881

0.1

L882
0.47µH

R422 100K

R421

10K

R434

100K

R435

33K

R436

33K

IC401

IX2596AF

IC406

RTC4543B

TP431

TP433

L881

0.47µH

R438

10K

R437 10K

TP440

TP439

R445

10K

C408

0.01

R446 10K

R404

100K

R405

100K

R406

100K

TP600

TP442

R444
1K

R443
1K
R442
1K

R429

10K

R472

2.2K

TP471

R473

12K

C101

R474

47K

TP474

TP473

BAT401

C471

NOTES ON SCHEMATIC DIAGRAM can be found on page 26.

Summary of Contents for MD-MS200H

Page 1: ...SCHEMATIC DIAGRAM 26 BLOCK DIAGRAM 27 SCHEMATIC DIAGRAM WIRING SIDE OF P W BOARD 28 WAVEFORMS OF CD CIRCUIT 36 TROUBLE SHOOTING 38 FUNCTION TABLE OF IC 44 PARTS GUIDE EXPLODED VIEW PACKING OF THE SET MD MS200 ONLY PACKING METHOD MD MS200H FOR UK ONLY 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 MD MS...

Page 2: ...ÄTTAS FÖR OSYNLIG LASERSTRÅLNING SOM ÖVERSKRIDER GRÄNSEN FÖR LASERKLASS 1 CAUTION INVISIBLE LASER RADIATION WHEN OPEN AND INTERLOCKS DEFEATED AVOID EXPOSURE TO BEAM VARNING OSYNLIG LASERSTRÅLNING NÄR DENNA DEL ÄR ÖPPNAD OCH SPÄRRAR ÄR URKOPPLADE STRÅLEN ÄR FARLIG ADVARSEL USYNLIG LASERSTRÅLING NÅR DEKSEL ÅPNES OG SIKKERHEDSLÅS BRYTES UNNGÅ EKSPONERING FOR STRÅLEN VARO AVATTAESSA JA SUOJALUKITUS OH...

Page 3: ...th 3 7 32 81 3 mm Weight 275 g 0 6 lbs with rechargeable battery Input jack Line Mic Optical Output jack Headphones MiniDisc Recorder Type Portable MiniDisc recorder Signal readout Non contact semi coductor laser pick up Audio channels 2 Frequency response 20 to 20 000 Hz 3 dB Rotation speed Approximately 400 to 900 rpm Error correction ACIRC Advanced Cross Interleave Reed Solomon Code Coding ATRA...

Page 4: ...Headphones Socket 26 Optical Line Input Socket 27 Rechargeable Lithium Ion Battery Compartment Remote Control Unit 1 Volume Buttons 2 Stop Power Off Button 3 Track Mark Extra Bass Button 4 Play Pause Button 5 Fast Reverse Fast Forward Cursor Buttons 6 Hold Switch REC TOC SYNC MONO RANDOM 1 dB 40 12 4 0 OVER 1 2 6 5 7 8 9 3 4 17 18 19 20 21 22 23 10 11 12 13 14 15 16 24 25 26 27 BASS VOL 3 4 5 6 1 ...

Page 5: ...ecording Playback Digital cable Analogue recording is possible MINIDISC SYSTEM LIMITATIONS Even if the maximum recording time of a MiniDisc has not been reached DISC FULL or TOC FULL may be displayed When the number of tracks used reaches the limit regardless of the remaining recording time further recording will be impossible Maximum number of tracks 254 Even if the number of tracks and the recor...

Page 6: ...rom being erased Edit the track with the device on which it was recorded UTOC ERROR A large portion of the disc has been damaged Replace it with another recorded disc There is an error in the recorded signal Replace it with another recordable disc or use the ALL ERASE function page 27 to erase the signal error and then try recording again DISC A disc which contains data other than music was played...

Page 7: ...EP FIGURE Bottom Cover B1 x2 Ø2x2mm B1 x2 Ø2x2mm A1 x2 Ø2x2mm A1 x2 Ø2x2mm A1 x1 Ø2x2mm B2 x1 Disc Cover Figu re 7 1 Figure 7 2 Eject knob lever Eject lever Lid opening and closing spring Lid opening and closing spring Lid opening and closing lever Engage the spring at the upper side Lid opening and closing lever A Figure A Figure 7 3 Figure 7 4 Note When removing the upper lid at first turn the o...

Page 8: ...ervening flexible PWB D1 x1 Ø1 4x2mm Unsolder D2 x2 How to remove the slide motor See Fig 8 2 1 Remove the solder joint B1 x 1 of slide motor lead wire 2 Remove the screw B2 x 1 and remove the slide motor Note Take care so that the motor gear is not damaged If the gear is damaged noise is raised in search mode How to reinstall the optical pickup unit See Fig 8 3 1 Remove the screws C1 x 5 pcs 2 Re...

Page 9: ...lue set value make manualadjustment to set values within the allowable range Continuous playback is performed error rate display jump test The temperature correction is performed only when servo start is performed but the posture correction is not performed 3 RESULT Mode Adjustment value is indicted Adjustment value is changed manually in servo OFF state 4 TEST PLAY Mode Continuous playback from t...

Page 10: ... Focus error offset measurement F E O Step 12 SKIP UP button Laser lighting L O N _ _ Step 13 SKIP UP button Slide shift to innermost periphery Step 14 a Focus gain rough adjustment high reflection H f Step 14 b Focus gain rough adjustment low reflection L f Step 15 SKIP UP button Step 16 a Pit Tracking gain adjustment high reflection H g Step 16 b Pit Tracking gain adjustment low reflection L g S...

Page 11: ...f measurement value G g _ _ Low reflection groove tracking gain Step 26 SKIP UP button Step 27 Indication of measurement value G b _ _ Low reflection groove tracking balance Step 28 STOP button Step 29 Test mode STOP state T E S T Step No Operation and state Display Reversing when the SKIP DOWN button is pressed When the VOL UP button is pressed during set value indication the set value increases ...

Page 12: ...he FWD direction When the SKIP DOWN button is pressed in the continuous playback mode the specified number of lines is jumped in the REV direction When the SKIP UP DOWN button is held down jump is repeated every approx 100 ms Whenever the DISP button is pressed in the continuous playback mode the indication changes as follows Pit section Continuous playback SUBQ address indication S Q Continuous p...

Page 13: ...hanges as follows 0050 0050 0050 0050 0050 When the SKIP UP button s pressed in the TEST REC mode the digit of address specified by the BASS button is set to 1h 0 to F When the SKIP DOWN button is pressed in the TEST REC mode the digit of address specified by the BASS button is set to 1h 0 to F When the SKIP UP DOWN button is held down the setting changes continuously one cycle being 100 ms When t...

Page 14: ...ss Memory capacity graphic indication Selection of sound volume BASS etc is possible without indication Recording is also possible 8 Digital input display mode Step No Setting Method Display Step 1 Test mode STOP state T E S T Step 2 BASS button Step 3 AUTO menu A U T O Step 4 SKIP UP button x 7times Or SKIP DOWN button x 3 times Step 5 Digital input indication menu D I N M O N Step 6 PLAY button ...

Page 15: ...ment 12 Automatic adjustment Out of allowable range 13 Automatic adjustment Servo retry error 4 times during adjustment 16 Automatic adjustment TZC error in TG TB adjustment TG TB measurement value does not change 17 Automatic adjustment TEO FEO allowable range error 21 Focus setting disabled 23 Track search time over 32 P TOC read disabled 42 U TOC read disabled 44 U TOC write disabled 52 Music d...

Page 16: ...ad fixing screw A and shift the magnetic head fitting to align the head with the pickup abjective lens Radial direction Turn the magnetic head circumferential adjust ment nut B and adjust to align the head with the objective lens 1 Before setting the disc remove the decoration plate from the disc lid and fix it as shown in Figure 16 2 4 Make sure that there is a clearance as shown in Figure 16 2 a...

Page 17: ...procedure 1 Procedure to replace E2 PROM and write initial value of microcomputer in E2 PROM 2 Temperature reference setting method to be performed at room temperature 21 to 29 C 1 Test mode stop state T E S T M O D E 2 Measure voltage of TEMP terminal pin 3 IC401 of microcomputer 3 Calculate the temperature reference using the following formula 4 Round down decimal fractions of calculated tempera...

Page 18: ...s setting Item display Set values F G _ _ 6 C H F F 1 _ 7 0 H F F 2 _ F 0 H F F 3 _ F E H F F 4 _ 0 0 H F Z H _ E D H F L n _ F 6 H F L f _ 7 F H F P n _ 0 0 H F P f _ 8 8 H F L V _ 2 8 H W T f _ 9 0 H F S S _ 0 6 H Item display Set values S P G _ 1 A H S P i _ D 0 H S P m _ A 0 H S P o _ 6 8 H S P 1 _ 1 0 H S P 2 _ 6 0 H S P 3 _ F 2 H S P 4 _ F 2 H S P 5 _ 1 0 H BASS setting Item display Set valu...

Page 19: ...ormal mode MENU Digital input indication MENU Error data indication MENU When the STOP key is pressed in the specific mode the mode changes to the TEST mode stop state EEPROM setting MENU T E S T A U T O M A N U A L R E S U L T T P L A Y T R E C I N N E R N O R M A L D i n M o n E D A T A E E P R O M PLAY PLAY ADJUST O K ADJUST NG Adjustment indication Address indication T E S T A U T O M E N U Ex...

Page 20: ...tate Groove section TG adjustment Groove section TB adjustment M A N U A L T M P T E O F E O L O N h f l f H g L g H b L b H f L f G l R P W S Q A P G g G b L f RESULT DISP MENU PLAY SKIP DOWN SKIP DOWN SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN SKIP UP SKIP DOWN SKIP UP SKIP DOWN Temperature measure...

Page 21: ...TEST mode stop state When the SKIP UP DOWN key is pressed in the start address indication state the address of specific digit changes When the BASS key is pressed in the start address indication state the digit of address which is changed by the SKIP UP DOWN key is changed When the VOL UP DOWN key is pressed in the start address indication state or continuous record state the record laser power ch...

Page 22: ...n Error data 8 indication Error data 9 indication Error Code After 2 seconds When the STOP key is pressed in the specified mode the mode changes to the TEST mode stop state E D A T A E 0 C L E A R E 1 E 2 E 3 E 4 E 5 E 6 E 7 E 8 E 9 EEPROM setting menu PLAY SKIP DOWN SKIP DOWN SKIP UP SKIP DOWN SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN FOCUS setting me...

Page 23: ...ied mode the mode changes to the TEST mode stop state T E M P T M Slide setting menu PLAY measurement value When the STOP key is pressed in the specified mode the mode changes to the TEST mode stop state S l e d S L G SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN S L 2 S L M S L V S K k S K t S L m Control setting menu PLAY C 0 2 C 4 8 ...

Page 24: ...ified mode the mode changes tothe TEST mode stop state S p i n S P G SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP UP SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN SKIP DOWN S P i S P m S P o S P 1 S P 2 S P 3 S P 4 S P 5 measurement value Tracking setting menu PLAY When the STOP key is pressed in the specified mode the mode changes tothe TEST mode stop state...

Page 25: ...dit was made on the record Release the safety lug and try again playback disc whose safety lug has been set to careless protected Redo on another track TR PROTECT An attempt was made to edit the write protected track The track which you want to edit is write according to information written in UTOC erase preventing position TOC FULL When an attempt to enter REC PAUSE or DIVIDE mode or Replace disc...

Page 26: ...H UJ Temperature compensation ML Mylar type The indicated voltage in each section is the one measured by Digital Multimeter between such a section and the chas sis with no signal given Parts marked with are important for maintaining the safety of the set Be sure to replace these parts with specified ones for maintaining the safety and performance of the set POSITION REF NO DESCRIPTION SW401 DISC C...

Page 27: ...IC701 IR3R52N OPT ON OFF J703 HEADPHONES L CH R CH LCD UNIT LCD LCD DRIVER KEY EPC IC403 INVERTER IC404 NAND GATE IC402 E 2 PROM SYSTEM MICROCOMPUTER IC401 ENDEC IC201 LR37646 RF SIGNAL PROCESSOR IC101 IR3R50 10 22 21 23 4 9 23 25 21 POWER SAVE DRIVE Q102 Q103 Q101 LASER POWER CONTROL A B SIGNAL E F SIGNAL RF1 RF4 SIGNAL MOTOR DRIVE IC851 HEAD DRIVER IC351 Q351 Q354 LIFT MOTOR M902 OPTICAL PICKUP ...

Page 28: ...ODRF FODRR TRDRR TRDRF X176K SPDRF SLDRF SLDRR IN1R IN1F VM1 OUT1F OUT1R OUT2R OUT2F VM2 IN2F IN2R IN3R IN3F OUT3F PGND3 PGND4 OUT4F VM4 IN4F IN4R VG C1P CLK PGND34 OUT3R VM3 PSB PGND21 VDD C2M C2P C1M OUT4R T T F F MICOM 2 8V MICOM 2 8V 3 3V 2 8V CK105 TP143 TP611 TP610 TP601 TP602 TP603 TP106 TP103 TP104 C132 6P R143 10K C129 10 6 3 CK102 TP145 TP105 C163 1 C162 10 6 3 CNS101 TP612 TP613 CNS601 ...

Page 29: ... PBAULT PBMUTE FOK SENSE DINT CIN KEY1 KEY2 TEMP PLAY STOP LDVAR MDOUT AVREF1 DSPSEL DSPSCK DSPDAT DSPSTB RTCCE RTCWR RTCDT RTCCK RPLAY P80 HOLD REC DINT SPIN SENSE FOK NC NC AVDD AVREF0 BATINN BATEXT MODE0 RKEY INNSW EJECT DISCIN HFON LDON DISC AUSCLK AUDATA RCAULT PBAULT PBMUTE EMPH0 DAPON TCG AVSS VSS EPCS EEPD EEPK XRT PBGAIN SYSD0 SYSD1 SYSD2 SYSD3 SYSD4 SYSD5 SYSD6 SYSD7 SYWRX SYRDX SYCS VSS...

Page 30: ...2 TP421 CNS402 TP726 TP721 TP725 TP724 TP722 TP723 J703 CW301 CNS351 C353 10 6 3 R361 8 2 C361 0 039 D351 SB0209CP D352 SB0209CP Q353 2SK2909 Q351 2SK2909 C351 150P Q352 2SK2911 C354 0 1 Q354 2SK2911 C357 0 1 TP204 TP210 TP200 R222 1M XL201 33 868MHz C212 5P C211 5P IC202 IX2567AF L821 4 7µH R813 C810 0 33 TP809 TP727 C761 1 R711 4 7K C722 3 3 C721 3 3 C727 1 C756 1 R502 2 2K R501 2 2K C502 470P C...

Page 31: ...75V 2 74V 2 74V 1 37V 0V 0V 2 8V 0V 0V 2 75V 0V 2 74V 2 74V 0V 0V 1 68V 2 8V 0V 0V 0V 2 74V 1 37V 1 37V 9 8 7 6 5 4 3 2 1 16 15 14 13 12 11 10 PIN NO VOLTAGE PIN NO VOLTAGE IC501 28 27 26 25 24 23 22 21 20 19 18 17 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0 86V 3 08V 0V 0V 0V 0V 2 8V 0V 2 8V 0V 3 24V 0V 9 8 7 6 5 4 3 2 1 16 15 14 13 12 11 10 PIN NO VOLTAGE PIN NO VOLTAGE IC701 24 23 22 21 20 19 18 17 0V 0V 0...

Page 32: ...C124 C120 C109 C119 R122 R120 C121 R138 C118 IC101 R121 R137 R126 R134 R145 R132 C160 R136 R133 C116 C115 C114 R160 C112 C164 R131 R423 R424 C404 C757 D862 C866 R757 C756 R756 C401 R402 C759 IC702 R401 C753 IC405 C728 D841 D402 C758 L842 C754 C846 IC703 R754 L721 C762 R762 Q841 IC803 L841 R761 C730 C761 R851 C847 L861 L751 L822 L752 D842 C849 C806 C755 R753 R752 R766 R765 R751 C869 J702 MIC IN C82...

Page 33: ... TP109 R421 C162 TP113 TP120 TP133 TP440 TP135 TP123 TP117 CK103 R124 R125 TP441 CK104 CK102 TP134 TP126 CK101 TP136 TP143 C165 IC404 TP144 TP103 R161 TP422 TP131 CK105 R446 R171 TP132 IC401 TP110 TP807 CK514 TP141 TP431 C171 Q171 R812 L100 TP437 C811 TP100 C100 C510 CK512 CK511 C511 Q804 C505 R502 R418 C406 R417 TP414 TP500 C502 C503 R847 IC403 TP208 C501 C461 TP427 TP751 R848 R501 C405 R403 R461...

Page 34: ...C357 C353 C354 CN351 CNS201 CNS402 PICK UP UNIT 3 LCD UNIT 220 HEAD JOINT FLEXIBLE PWB 6 HEAD DRIVE FLEXIBLE PWB 227 CNS101 TO MAIN PWB P33 7 F P33 10 B TO MAIN PWB P33 10 B TO MAIN PWB HEAD DRIVE PWB B1 BOTTOM VIEW HEAD DRIVE PWB B1 TOP VIEW BR RD R OR YL GR BL VL GY WH W BK PK PINK BLACK WHITE GRAY VIOLET BLUE GREEN YELLOW ORANGE RED BROWN COLOR TABLE ...

Page 35: ...02 R902 R903 R904 C905 SW904 DISC IN SW902 DISC MEDIA SW903 DISC PROGRAM CNS401 CNS601 YL BL FLEXIBLE PWB UNIT 202 MECHANISM FLEXIBLE PWB 7 M902 FEED MOTOR M903 LIFT MOTOR BK RD TO MAIN PWB P33 7 D P33 10 B TO MAIN PWB MECHANISM PWB B1 BOTTOM VIEW MECHANISM PWB B1 TOP VIEW REC DISPLAY EDIT AUTO MARK TIME MARK MODE INS BASS DEL OFF REC LEVEL VOLUME NAME ENTER F PLAY CHARACTER TIME M1 SPIN MOTOR ...

Page 36: ...iv 1 TP144 TEOUT 7 TP143 FEOUT 4 TP605 SPDRR 11 TP604 VS 12 CH2 2V DC 10 1 CH1 2V DC 10 1 CH4 2V DC 10 1 CH3 2V DC 10 1 1s div 1s div ENV CH4 Position 2 7 div 1 CH Position To TP605 SPDRR 11 TP604 VS 12 CH4 2V DC 10 1 CH3 2V DC 10 1 50ms div 50ms div ENV CH3 Position 2 7 div 1 CH Position To 7 1 CK105 TOTAL 13 CH3 1V DC 10 1 CH1 2V DC 10 1 CH2 2V DC 10 1 2ms div 2ms div ENV CH2 Position 2 7 div 1 ...

Page 37: ... with the bare hand Is the power supply turned on when the remote control button or main unit button is pressed No Perform the check stated in item Power is not turned on when the PLAY button is pressed Perform the check stated in item Abnormal display No Yes Does the display operate normally Is playback state set Yes Perform the check stated in item Playback state connot be set No Is audio output...

Page 38: ...ween IC401 and CNS402 No Check the periphery of IC401 Proceed to Test mode check Yes Only the low reflection disc cannot be played back Only the high reflection disc cannot be played back Yes Is the pin 46 of IC401 in L state when the high reflection disc is inserted Is the pin 51 of IC401 and pin 23 of IC101 in L state Check SW902 mechanism flexible PWB and CN601 No Proceed to Test mode check Yes...

Page 39: ...4 and 15 of IC201 pins 30 and 32 of IC101 TP143 change when the button is pressed No Does the disc motor rotate in the same step Check as stated in item The disc motor does not rotate No Is focus servo applied in tracking gain adjustment step Check timing of pins 91 and 92 of IC401 and TP144 TEOUT No Yes Yes Doesn t the disc motor rotate at high speed in the same step No Check EFM waveform of pin ...

Page 40: ...f pin 4 of IC201 No Yes Is tracking gain adjustment within allowable range in the same step Check whether values of pins 16 to 19 of IC201 and TP144 TEOUT change when the button is pressed No Yes Is adjustment within allowable range in tracking error balance adjustment step Check whether value of pin 20 of IC201 and TP144 TEOUT changes or DC shift occurs when the button is pressed No Yes Is tracki...

Page 41: ... the pins 5 and 6 of IC703 Yes Is audio waveform output from J703 pins 4 and 5 No Check whether there is defective solder joint of audio signal line between IC703 and J703 Check headphones jack and periphery of headphone Yes The disc motor fails to rotate No Check the periphery of IC201 Is waveform observed on the pins 58 and 59 of IC201 in focus gain rough adjustment step Is audio waveform Is Yes...

Page 42: ... 2 Yes No Check for soldering failure of IC201 and CNS201 No Check periphery of IC401 and IC101 Check whether there is any damage in IC101 periphery of Q101 and laser diode Yes Check for defects of IC351 in head drive flexible PWB Q351 to 354 head flexible PWB No Yes Yes Is audio monitor output given in normal mode LINE IN record Check waveforms of pins 111 12 14 15 of IC501 pins 76 to 79 of IC201...

Page 43: ...XRST Output LSI reset signal output 28 P87 PBGAIN Output Playback gain selection output 29 36 P40 47 SYSD0 SYSD7 Input Output LSI parallel data bus 37 P50 SYWRX Output LSI register write pulse signal output 38 P51 SYRDX Output LSI register read pulse signal output 39 P52 SYCS Output LSI register selection signal output 40 P53 SWPUP Output Output for pull up Terminal pull up 41 P54 TEST0 Input Tset...

Page 44: ...8 P125 RCAULT Output Data latch output for record audio IC control 79 P126 AUDATA Output Serial data output for audio IC control 80 P127 AUSCLK Output Serial clock output for audio IC control 81 IC IC Input Internal connection 82 X2 X2 Inout Not used 83 X1 X1 Input Main system clock input 84 VDD VDD Input Positive power supply 85 XT2 XT2 Input Not used 86 XT1 XT1 IInput Sub system clock input 87 R...

Page 45: ...his terminal is on L level TM bit is cleared 9 GND To be connected to the negative ground side of power supply 10 FOUT Output Frequency selected by the FSEL terminal is output 1 Hz output is synchronized with internal 1 sec signal This terminal is not affected by the CE terminal 11 DATA In Output Input output terminal to be used for data writing and reading 12 CLK Input Serial clock input terminal...

Page 46: ...MD MS200W MD MS200 MD MS200H 46 M E M O ...

Page 47: ...tor type VC MF Cylindrical type without lead wire VC MN Cylindrical type without lead wire VC TV Square type without lead wire VC TQ Square type without lead wire VC CY Square type without lead wire VC CZ Square type without lead wire VC J The 13th character represents capacity difference J 5 K 10 M 20 N 30 C 0 25 pF D 0 5 pF Z 80 20 If there are no indications for the electrolytic capacitors erro...

Page 48: ...LC0230AFZZ J AC Choke 0 47 µH L721 RCILC0230AFZZ J AC Choke 0 47 µH L751 752 RCILR0559AFZZ J AC 47 µH L800 RCORF0112AFZZ J AC Ceramic Core L801 RCILC0330AFZZ J AC 1 µH Choke L821 822 RCILC0332AFZZ J AC 4 7 µH Choke L841 RCILC0332AFZZ J AC 4 7 µH Choke L842 RCILC0333AFZZ J AC 10 µH Choke L861 862 RCILR0559AFZZ J AC 47 µH L863 RCILC0332AFZZ J AC 4 7 µH Choke L881 882 RCILC0230AFZZ J AC Choke 0 47 µH...

Page 49: ...A 1 ohm 1 16W R131 VRS CY1JB104J J AA 100 kohm 1 16W R132 VRS CY1JB393J J AA 39 kohms 1 16W R133 VRS CY1JB154J J AA 150 kohms 1 16W R134 VRS CY1JB103J J AA 10 kohm 1 16W R136 VRS CY1JB124J J AA 120 kohms 1 16W R137 VRS CY1JB223J J AA 22 kohms 1 16W R138 VRS CY1JB683J J AA 68 kohms 1 16W R139 140 VRS CY1JB473J J AA 47 kohms 1 16W R141 VRS CY1JB222J J AA 2 2 kohms 1 16W R142 VRS CY1JB153J J AA 15 ko...

Page 50: ...5AFZZ J AB Bracket Lift Lever 20 NSFTM0288AFFW J AC Shaft Pickup Slide 21 MLEVF2551AFFW J AD Lever Eject 22 MSPRT1572AFFJ J AB Spring Eject Lever 23 MSPRT1573AFFJ J AB Spring Cancel Lever 24 PCUSG0517AFZZ J AA Cushion Mechanism 30 LANGF1586AFFW J AD Bracket Head 31 LANGF1556AFFW J AD Bracket Pickup 32 MSPRD1351AFFJ J AB Spring Head 33 LX WZ9274AFZZ J AA Washer ø1 5 0 2mm 34 LX BZ0900AFZZ J AB Scre...

Page 51: ...adphones Unit MD MS200 RRMCW0020AFSA J AV Remote Control SPAKA2624AFZZ J AE Packing Add MD MS200W H Only SPAKC6377AFZZ J AL Case MD MS200W SPAKC6386AFZZ J AL Case MD MS200H SPAKZ0379AFZZ J AF Packing Case MD MS200W H Only SPAKZ0422AFZZ J AE Case AC Adaptor MD MS200W H Only SPAKZ0423AFZZ J AD Pad AC Adaptor MD MS200W H Only SPAKZ0449AFZZ J Spacer Operation Manual MD MS200W for Koria Only SSAKH0289A...

Page 52: ... 3 4 5 6 Figure 5 MD MECHANISM EXPLODED VIEW 5 a a 21 PWB B1 107 23 22 13 115 6 3 4 16 31 32 118 105 7 17 105 116x2 109x2 105 110 109 106 106 8 M903 9 108 108 114 111 114 111 105 117 105 1 114 M902 2 M1 34 33 15 19 112 14 18 24 5 11 20 30 119 PWB B2 ...

Page 53: ...T EXPLODED VIEW 216 250 240 219 217 233 245 202 208 601x2 237 212 243 214 215 605x2 605x2 Mechanism 210 246 203 206 239 203 207 205 209 604x3 605x2 605 606 234 235 229 226 225 221 221 2 221 1 204x4 603x4 224 201 249 247 231 230 241 244 227 220 242 211 PWB A 213 236 605x2 6 ...

Page 54: ...TGANE1223AFZZ 6 Service Card TCADS0085AFZZ 7 Operation Manual Illust TiNSZ1321AFZZ 8 Operation Manual TiNSZ1320AFZZ 9 Case AC Adaptor SPAKZ0422AFZZ 10 Pad AC Adaptor SPAKZ0423AFZZ 11 Pecording Mini Disc UDSKM0001AFZZ 12 Rechageble Battery UBATi 0035AFSA 13 Connecting Cord RCA Type QCNWG0382AFZZ 14 Stereo Headphones Unit RPHoH0167AFZZ 15 Remote Control RRMCW0020AFSA 16 AC Adaptor RADPA8404AFZZ 17 P...

Page 55: ...2624AFZZ Packing Add SPAKZ0421AFZZ Spacer Operation Manual SPAKZ0379AFZZ Packing Case SPAKC6385AFZZ Case SSAKH0289AFZZ Polyetylene Bag Unit Pad AC Adaptor Connecting Cord RCA Type Stereo Headphones Unit Operation Manual Quick Guide Spanish Caution Headphones Carrying Bag Not Replacement Item UNIT Disc Cover CLOSE HOLD OFF Remote HOLD CANCEL Control Volume CENTER SETTING POSITION OF SWITCHES AND KN...

Page 56: ...MD MS200W MD MS200 MD MS200H Writer and Editor Quality Reliability Control Center of Communication Audio Systems Group Sharp Corp A9705 2273NS HA M Printed in Japan EX SA STCL SC SG SK ...

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