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– 33 –

MD-MT80W/90W/90/90C

5 7 8 6

–B

2.0V

+2.7V

AD/DA

CONVERTER

REGULATOR

DC/DC CONVERTER

RESET

EEPROM

16M BIT D-RAM

2.3V

REGULATOR

AUDIO AMP.

EXCLUSIVE

OR GATE

4.5V

REGULATOR

2.0V REGULATOR

POWER SUPPLY

MICROCOMPUTER

TP729

TP418

4 3

2
1

3
2
1

TP406

TP415

TP405

TP401

TP200

24
23
22
21
20
19

18
17
16
15
14
13

4 3

2
1

TP842

TP841

TP805

3
2
1

6
5
4

4
3
2
1

1 4

4 3

2
1

TP500

8 7 6 5 4 3 2 1

TP803

TP804

12 11 10

9 8 7 6 5 4 3 2 1

TP702

TP704

TP706

OPTICAL

LINE IN

MIC IN

REMOTE

CONTROL/

HEADPHONES

DC IN

TP708

TP701

TP705

TP707

TP703

TP714

TP711

TP713

TP712

9
8

TP462

TP459

TP458

TP457

TP456

TP455

TP454

TP461

TP451

TP452
TP453

TP463

TP460

TP486

TP488

TP481

TP489

TP482

TP487

TP483

12 11 10

9 8 7 6 5 4 3 2 1

TP771

TP772

TP727

6
5

4
3

TP728

TP721

TP722

TP723

TP724

TP725

TP726

TP802

TP801

3 2 1

6
5
4

3 2 1

8 7 6 5

4 3

2
1

6
5
4

PCNT1

STOP
HPLAY

HREC

HKEY2

HKEY1

CHGCNT

PLVON

CHGON

PLVBAT

PCNT2

PCNT1

PLVON

CHGON

PLVBAT

TEMP

HREC

LCDRST

STOP

+2R7

VCC2R5V

VCC4R5

DCNT1

HPLAY

XRT
FOK
SENSE

HKEY1

LDVAR

HKEY2

RKEY

DINT

VCCDRAM

DFCK

OPTCNT
DIN

BCLK

EMPH1

LRCK

ADDATA

ADPON
DAPON

DADATA

DCVDD

VGBATT

VCCBATT

VCCMICOM

–2R5

VCCADDA

EMPH0

DSPDAT
DSPSCK
DSPSTB

PBAULT

PBMUTE

BEEP

RPLAY

RKEY

AURESET

MCPGIN

INPGIN

INPGCK

AUDATA

AUSCLK

RCAULT

I/O1
I/O2
WE
RAS

A0
A1
A2
A3
VCC

CAS

I/O3

I/O4

GND

A10

GND

VCC

BATTERY

TERMINAL

BATTERY

TERMINAL

DC 1.2V

(NICKEL-METAL

HYDRIDE )

DC 1.5V

LR6(SIZE AA)

G2
S2
S2

S1
S1

STAND

ERRAMP

VREF

CTRL

CMP

Q R RSFF S

BUF

OUT

EIP

EIN

OSC

ROSC

VCC

GND

ROSC

OSC

EIN

EIP

CTRL

CMP

VREF

ERRAMP

VCOM

AOUTR

AOUTL

PWAD

PWDA

VSS

VDD

DEM1

DEM0

MCLK

SDTO

SDTI

SCLK

LRCK

AINL

AINR

OUT

VDD

VSS

VDD

OUT

GND

VCC

GND

VCC

GND

Vout

V+

V–

–

R-CH

L-CH

VEE

VCC

R-CH

L-CH

ROUT

DGND

RIHP

LOUT

LIHP

AGND

ATT

LIN

LLPFO

L–

L+

R+

R–

RLPFO

RIN

LHPVEE

LHPVCC

DAT

CLK

LAT

RHPVEE

RHPVCC

BEEP

LPF

ATT

AMP&GAIN SEL.

LOGIC

BIAS

L-CH

R-CH

KEY

PLAY

GND

MODE/CHRG

ENTER/SYNC

DISP

VOL –

VOL +

BASS

EDIT

REC

:OFF/HOLD

PLAY/PUSE

KEY SWITCH FLEXIBLE
PWB ASS'Y(221)

LCD UNIT

ASS'Y(222)

LCD

DRIVER

TP809

TP412

IC255

IC841

IC842

IC821,851

CPH3413

N-ch MOS FET

C202

47/6.3

L202

R455

5.6K

R456

8.2K

R457

18K

R458

56K

R451

5.6K

R453

18K

R452

8.2K

R454

56K

CN451

CN482

C482

C481

R719

6.8K

R720 6.8K

C734 0.1

R712 6.8K
R711 6.8K

L710

C701

10/6.3

C704 47/6.3

C702

10/6.3

R702

C703 0.01

R703
100K

R701 100

J701

R725

100

R729

4.7K

R730

4.7K

J702

C723 0.001

R423

22K

(1%)

C802 0.01

R812

10K(1%)

R813

10K(1%)

R284

390K

R283 100K

R279

100

IC259

HN1C01FU

R277 39K

C259

0.1

R269

22K

(1%)

C801

Q461

2SD1819 AS

R462 27K

R460

68K

C818 0.1

IC809

RN4904

R818

560K

R819 22K

C848

D281

1SS400

R288

47K

R287 560K

Q257

2SA1832 GR

R292

100K

IC892

HN1C01FU

R293

2.2K

R294 100K

R296

100K

R295 100K

R286 2.2K

IC253

RN4904

R281

22K

R282

Q250

2SA17457

IC251
FTD2017
N-ch MOS FET

C252

0.1

R252

150K(1%)

R257

27K(1%)

IC801

62RP2002

R272 100

R254

22K

D251

1SS400

R253

39K(1%)

C803

0.1

IC803

S80819LN

R841

100K

R809

R811

Q801

2SJ520 TL

D803

RB520S30

R807 22K

IC802

HN1C01FU

R814

10K(1%)

R815

10K(1%) R816 1.5K

Q803

UN5213

IC256

RN4911

IC255

NJM022V

OPE AMP.

R266 47K (1%)

R262

120K(1%)

R267 10K (1%)

C844

10/6.3

R271

68K(1%)

R270

68K(1%)

R291 100

C291

IC257

S80808LN

C254 0.1

R250 100

C255 0.1

C253

0.1

R255

4.7K

R256 56K

Q251

2SD1819 AS

IC258

HN1C01FU

R285 100K

C251 0.1

R251

100

R261

IC260

RN4904

D801

F05J2L

R801

1.1A

R803

1.2K

L801

R808

1(1%)

R810

1(1%)

L800

J801

Q891

2SA1873 GR

R802 560

D802

MA8051M

R806

56K

L452

R768

R767

C766

0.22

C765

0.22

R766 15

C761

2.2

C753

L456 100mA

J703

C491

0.1

D494

MA8075M

L491

R492

D492

MA8075M

L454
L453

100mA 150mA
100mA

R765

C716

0.1

C492

D496 MA8075M

D495 MA8075M

R718

C713

C714

Q711

RN1444 A

R717

C733

0.1

L714 100mA

R715

100K

R716

100K

C722

3.3/10

C715

0.1

C712

100P (CH)

C711 100P(CH)

R713

10K

C726 3.3/10

R726

39K

Q721

2SD1979 S

C725 3.3/10

R724 6.8K

R723 6.8K

C724

0.001

C721 3.3/10

L711 100mA

L713 100mA

L712 100mA

L702 100mA
L703 100mA

R714

10K

L704 100mA

C731

0.22

R727 8.2K

R728 1K

L862

100

L771

100

C774

C506

0.001

C762

2.2

C505

0.001

C500

10/6.3

C511

C501 0.0022

R501

470

C509

2.2

C510 2.2

C502

0.0022

R502 470

C503 3.3/10

R758 100

R761 150K

C754

R762 100K

R754 150K

R757 2.2K

C760

0.1

C771 47/6.3

C869 47/6.3

C758

IC203

62FP1602

C206 1

C773

0.22

R871 100K

C850

0.1

R850

100K

L851

C849 220/4

C840 220/4

F841

0.4A

DC60V

C841

L841 10

D842

HRB0103B

C847

C846 0.1

D841

F10J2E

C845

0.1

R844 47

C842 33/6.3

C843 0.22

C876

C860 1

R856 10M

R854

10K

C857

18P(CH)

IC852

IR3M14N

C851

3.3

C852 22/6.3

D851 D1FH3

C862

D862

F10J2E

D861

F10J2E

C853 220/4

R852

3.3

D852

F10J2E

R831

180K

(1%)

C830 1

R823

270K

R827

220K(1%)

R825

300K(1%)

R826

10M

C826

100P(CH)

R824

10K

C827

220P(CH)

IC822

IR3M14N

C839 0.33

R853

270K

R857 330K (1%)

C856

68P(CH)

R855

390K

(1%)

R832

180K(1%)

C863

C823 220/4

C822 22/6.3

C821

3.3

D821

D1FH3

L821

C825

C828

IC821

D823

F10J2E

R833

C838

0.1

C833 0.1

D832

HRB0103B

C834 0.1

C835

0.1

D831

HRB0103B

C832

0.1

D822

F10J2E

C837

C836 1

SW403

LID OPEN

C130

0.1

R467 22K

D467

RB521S30

D461

RB731U

220K

R466 560K

R465 100K

R406

100K

C401 0.1

R405

10K

R424 22K

R425 22K

58X2404T

SW401

EJECT

IC771

62GR2322

IC703

IR3R59N

IC701

IR3R54N

IC871

TC7S86FU

IC873

62GR4522

IC842

XC62HS02

IC841

6372C281

2.8V UP

CONVERTER

IC202

IX2735AF

IC501

AK4551VT

IC851

IC821

CPH3413

N-ch MOS FET

IC851

CPH3413

N-ch MOS FET

R767,R768

4.7 ohms, RESISTOR : MT80W/90W
0 ohms, JUMPER : MT90/90C

Figure 33 SCHEMATIC DIAGRAM (2/2)

Содержание MD-MT80W(S)

Страница 1: ...IAGRAM 32 WIRING SIDE OF P W BOARD 34 WAVEFORMS OF MD CIRCUIT 37 VOLTAGE 38 TROUBLESHOOTING 39 FUNCTION TABLE OF IC 42 PARTS GUIDE EXPLODED VIEW PACKING OF THE SET FOR U S A ONLY MD MT80W S MD MT90W S MD MT90 S MODEL MD MT90C S CONTENTS SERVICE MANUAL SHARP CORPORATION No S4123MDMT80W This document has been published to be used for after sales service only The contents are subject to change withou...

Страница 2: ... EYES AGAINST EXPOSURE TO THE LASER BEAM 1 When the cabinet has been removed the power is turned on without a compact disc and the Pickup is on a position outer than the lead in position the Laser will light for several seconds to detect a disc Do not look into the Pickup Lens 2 The Laser Power Output of the Pickup inside the unit and replacement service parts have already been adjusted prior to s...

Страница 3: ... 3 MD MT80W 90W 90 90C AC ADAPTOR AND PLUG MD MT80W 90W ONLY PADPA6049AWZZ PADPA5052AWZZ PADPA5051AWZZ PADPA5050AWZZ QPLGA0004AWZZ ...

Страница 4: ...eable battery fully charged When using a commercial ly available high capacity AA size LR6 alkaline battery Continuous recording Approx 7 hours Continuous recording Approx 3 hours Continuous play Approx 12 hours Continuous play Approx 12 hours Input sensitivity Output level MiniDisc Recorder Recording level Reference input level Input impedance MIC H 0 25 mV 10 k ohms MIC L 2 5 mV 10 k ohms LINE 1...

Страница 5: ...y AA size LR6 alkaline battery Continuous recording Approx 7 hours Continuous recording Approx 3 hours Continuous play Approx 12 hours Continuous play Approx 12 hours Input sensitivity Output level MiniDisc Recorder Recording level Reference input level Input impedance MIC H 0 25 mV 10 k ohms MIC L 2 5 mV 10 k ohms LINE 100 mV 20 k ohms Specified output Maximum output level Load im pedance Headpho...

Страница 6: ...hones x 1 RPHOH0005AWZZ AC Adaptor RADPA3048AWZZ x 1 Battery Carrying Case x 1 UBAGC0003AWZZ Rechargeable Nickel Metal Hydride Battery AD N70BT x 1 UBATM0003AWSA Connection Cable for analog recording x 1 QCNWG0029AWZZ Connection Cable for digital recording x 1 QCNWG0422AFZZ Carrying Bag x 1 UBAGC0006AWSA MD MT90W Notes Parts and equipment mentioned in this operation manual other than those detaile...

Страница 7: ... Play Synchro Button 13 Remote Control Headphones Line Output Jack 14 Open Lever 15 Battery Cover Illustration MD MT90W 90 90C Illustration MD MT80W Main unit 1 5V DC Input Socket 2 Optical Line Input Socket 3 Microphone Input Socket 4 Bass Delete Button 5 Edit Auto Mark Time Mark Button 6 Display Character Select Button 7 Mode Charge Button 8 Record Track Mark Button 9 Volume Cursor Fast Forward ...

Страница 8: ...CHRG button will flash and battery will begin charging charged Illustration MD MT90W MD MT80W 90W Display panel 1 Level Meter 2 Record Indicator 3 Remaining Recording Time Indicator 4 Monaural Long Play Mode Indicator 5 Repeat Indicator 6 TOC Indicator 7 Synchro Recording Indicator 8 Disc Mode Indicator 9 Disc Name Indicator 10 Track Name Indicator 11 Total Track Number Indicator 12 Fast Play Indi...

Страница 9: ...the rechargeable or an alkaline battery reduces the bat tery drain When you do not use the unit for hours remove the battery The battery drains gradually even when the power is turned off This unit can be used with the AC adaptor when the Carry the battery in the supplied case Except for MD MT80W rechargeable or an alkaline battery is in the unit Caution Do not use a nickel cadmium battery 1 Disco...

Страница 10: ...ed Load a disc Number or symbol appears in position Refer to P 29 NO SIGNAL Poor connection of the digital cable Connect the digital cable securely No output signal comes out from the connected unit to playback If the portable CD player has a function to prevent sound skips deactivate it The input signal has improper sampling frequency Playback with the connected unit NOT PLAY You tried to play ba...

Страница 11: ...er may be created if there are scratches or dust on the MiniDisc Troubleshooting Many potential problems can be resolved by the owner without calling a service technician If something seems to be wrong with this product check the following before calling your authorised SHARP dealer or service centre PROBLEM CAUSE The unit does not turn on Is the AC adaptor disconnected Is the battery exhausted Is...

Страница 12: ...o the DC IN 5V jack A la toma DC IN 5V AC 120V 60 Hz 120V CA 60Hz Insert securely all the way in Insértela con seguridad a fondo To an AC outlet A un tomacorriente de CA 2 Insert the plug on the other end into the DC IN 5V jack Inserte la clavija del otro extremo en la toma DC IN 5V 3 3 2 2 2 4 4 1 1 Inserting a MiniDisc Inserción de un minidisco 1 Slide the OPEN lever to re lease the compartment ...

Страница 13: ...ce TOC aún no se habrá actualizado el contenido grabado en el MD 4 Press the PAUSE button on the stereo system to enter the play back pause mode Here you can search for the track to record Pulse el botón PAUSE del sistema estéreo para establecer el modo de pausa de reproducción Aquí podrá buscar la pista a grabarse 5 Press the PLAY PAUSE button to start the MiniDisc unit re cording Pulse el botón ...

Страница 14: ... touch directly the front end of flexible PWB with your hand so as to prevent damage of optical pickup by static electricity C1 x3 ø1 7 x2 5mm C1 x1 ø1 4 x2 5mm B2 x2 C2 x1 C3 x1 C3 x1 C2 x1 Pull Pull Pull Pull Pull Felt Put the fold on the connector and apply with the felt Sagging may result in contact with the sheet metal Main PWB Center Cabinet D1 x1 ø1 4 x1 5mm D1 x1 ø1 4 x1 5mm Mechanism Unit...

Страница 15: ...noise is caused How to remove the sled motor See Fig 15 3 1 Remove the stop washer C1 x 1 pc and remove the drive gear C2 x 1 pc 2 Remove the screws C3 x 2 pcs 3 Remove the solder joints C4 x 2 of flexible PWB and remove the sled motor Note Take care so that the motor gear is not damaged If the gear is damaged noise is caused How to remove the spindle motor See Fig 15 1 1 Remove the solder joints ...

Страница 16: ... 10 lines or 384 lines manual jump is performed C1 error rate display pit section ADIP error rate display groove section The temperature correction is performed only when servo start is performed but the posture correction is not performed during continuous playback 4 TEST REC Mode Continuous record from the specified address is performed Change of record laser output servo gain is also changed ac...

Страница 17: ...tment item out of range focus ON failure and adjustment error When the PLAY button is pressed while ADJ OK is displayed AUTO2 is executed 2 AUTO2 Mode When the STOP button is pressed while the AUTO2 menu appears or during automatic adjustment the mode changes to the TEST mode stop state At this time the adjustment value is not output Adjustment NG Adjustment item out of range and adjust ment error...

Страница 18: ... stored in the memory When the DISP button is pressed while the error data indication menu appears the error data is initialized C L E A R _ Error Code Explanation of error history code 13h Excessive number of retry to draw servo during its adjustment 16h COUT detection time over during servo adjustment 17h The level of input signal from the RF amplifier is out of the allowable range 1Fh Cannot cl...

Страница 19: ... C 24o C 00h 23 6o C 25o C 27o C 01h 26 3o C 28o C 30o C 02h 29 0o C 31o C 33o C 03h 31 8o C Center temperature Ambient temperature Temperature correction Center temperature 9o C 10o C 08h 0 5o C 3o C 21o C 07h 12 5o C 15o C 33o C 06h 23 6o C 26o C 43o C 05h 35 0o C 2 Temperature reference setting method 1 Measurement calculation and setting procedure 1 Set the TEST mode Set TEST 1 0 01 and turn o...

Страница 20: ... K t _ 1 5 H T D o _ 6 7 H T D t _ 3 A H S C o _ 0 0 H S C t _ 2 A H S C m _ 5 3 H C L p _ 2 8 H C L r _ 3 2 H J P I _ 0 8 H K 1 0 _ 6 6 H T H P _ 0 2 H T H G _ 0 2 H T 0 P _ 0 0 H T 0 G _ F 2 H T 1 P _ 2 0 H Item display Set values Sled setting S L G _ 7 0 H S L 2 _ 2 0 H S L M _ 7 0 H S K k _ 6 8 H S K t _ 6 0 H S K m _ 7 0 H W T m _ 2 4 H S B T _ 0 0 H S B L _ 4 8 H M V 1 _ 4 4 H M V 2 _ 8 8 H ...

Страница 21: ...adjustment value check menu R S L T 1 ATT adjustment value check menu R S L T 2 Pre manual adjustment menu M A N U 1 ATT manual adjustment menu M A N U 2 Error history display menu E D A T A Test mode normal playback menu N O R M A L During the spare style automatic adjustment During the focus balance adjustment During the adjustment that ATT is automatic Normality completion Adjustment completion...

Страница 22: ...Y b Preautomatic Adjustment menu Preadjustment error adjustment value output During preadjustment adjustment Adjustment error Normal end Preadjustment normal end adjustment value output During ATT automatic adjustment PLAY PLAY A U T O 1 Preautomatic Adjustment A D J O K A D J N G A T 2 A T 1 When the STOP button is pressed in specific menu the TEST MODE STOP state is set represent the adjustment ...

Страница 23: ...ayback menu Start address setting DISP T P L A Y A d 0 0 3 2 PLAY S Q A P Continuous playback from any address In the start address set state the value of selection digit changes in the range of 0h to Fh when the FAST FORWARD REVERSE button is pressed When the FAST FORWARD button is pressed in the continued playback mode jump of specified number of lines occurs in the external periphery direction ...

Страница 24: ... MODE STOP state is set TEST mode normal playback menu Continuous playback Mode and address display PLAY N O R M A L Test Mode Normal Playback When the STOP button is pressed in specific menu the TEST MODE STOP state is set When the NORMAL mode is canceled the power is turned off Error history display menu Error history 0 display Error code Error history 1 display Error code Error history 2 displa...

Страница 25: ... range of 00h to FFh when the VOL button is pressed The upper limit varies depending on the items When the MODE button is pressed in each state the set digit is changed B 2 A FAST FORWARD FAST REVERSE L S I I F LSI setting TEST mode menu B 2 B B 2 C FAST FORWARD FAST FORWARD FAST REVERSE FAST REVERSE B 3 A FAST FORWARD FAST REVERSE B 3 B FAST FORWARD FAST REVERSE B 3 C FAST FORWARD FAST REVERSE Fo...

Страница 26: ...SE When the MODE button is pressed in each state the set digit is changed Tracking setting menu PLAY T r a c k Tracking Setting T G 1 T F 1 FAST FORWARD FAST REVERSE FAST FORWARD FAST REVERSE T F 2 FAST FORWARD FAST REVERSE T F S FAST FORWARD FAST REVERSE T B o FAST FORWARD FAST REVERSE T B t FAST FORWARD FAST REVERSE T K o FAST FORWARD FAST REVERSE T K t FAST FORWARD FAST REVERSE T D o FAST FORWA...

Страница 27: ...REVERSE S L T M M V Temp setting menu TEMP reference Reference Temperature code TEMP A D input value Measurement value PLAY T e m p TEMP Setting T M T p i n FAST FORWARD FAST REVERSE When the STOP button is pressed in specific menu the TEST MODE STOP state is set When the DISP button operation is performed in the specific state the menu changes to TEMP SETTING menu In the specific state the settin...

Страница 28: ...E R C 0 FAST FORWARD FAST REVERSE R C 1 FAST FORWARD FAST REVERSE S Y C FAST FORWARD FAST REVERSE U S A FAST FORWARD FAST REVERSE E L T FAST FORWARD FAST REVERSE F B O FAST FORWARD FAST REVERSE M F P FAST FORWARD FAST REVERSE B S 0 FAST FORWARD FAST REVERSE B S 1 FAST FORWARD FAST REVERSE B C 0 FAST FORWARD FAST REVERSE B C 1 FAST FORWARD FAST REVERSE B C 2 FAST FORWARD FAST REVERSE B M K FAST FOR...

Страница 29: ...es in the range of 0h to Fh when the VOL button is pressed When the MODE button is pressed in each state the set digit is changed MD ERROR MESSAGE DISPLAY CONTENT LIST Can t READ Readout of the information is not Can tS completed Can t READ Readout of the TOC information Can tT is not completed Can t READ Readout of the U TOC information Can tU is not completed Can t LOCK The EJECT lever cannot be...

Страница 30: ...icrofarad As to electro lytic capacitor the expression capacitance withstand volt age is used CH TH RH 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 specifie...

Страница 31: ...901 SPINDLE MOTOR DRIVER LB1971V IC703 AUDIO AMP IR3R59N IC701 AUDIO AMP IR3R54N IC601 PWM DRIVER LV8018W VM IC402 EEPROM 58X2404T VS IC202 IX2735AF 16M BIT D RAM 2 3V OPTICAL IN UNIT J701 OPTICAL IN J701 LINE IN J702 MIC IN READY FOR PLUG IN POWER REGULATOR IC203 62FP1602 EXCLUSIVE OR GATE IC871 TC7S86FU 1 2 21 23 6 5 7 7 30 VCC VG 43 16 18 20 22 39 41 17 21 27 40 44 28 29 40 37 26 29 32 37 39 46...

Страница 32: ...1 MCPGI INPGI INPGCK CKSTP MCMON RMDAT DISCP SGAIN RACLK RADAT PBLAT RCLAT PBOPON EEPD VSS VSS RCPCNT VSS BUZOUT MD0 MD1 WDTOVF MD2 µSTBY VCC EXTAL VSS VSS VCC JPNP ELON RPLAY ARQ DINT APQD SPWDS SCK0 OPICGA WP OUT VDD VSS PCNT2 RFPCNT EFMMON EFMO ADAGC ADIPO AOUT EOUT FOUT FIN EIN BIN AIN TCGI RFADD REFO REFI RF4 RF3 RF2 RF1 BIAS ADIP AGC DIFF R and SW BPF RAA10 ACRCER PLCK SYRS FEMON DADATA ADDA...

Страница 33: ...1 10 6 3 C704 47 6 3 C702 10 6 3 R702 22 C703 0 01 R703 100K R701 100 J701 R725 100 R729 4 7K R730 4 7K J702 C723 0 001 R423 22K 1 C802 0 01 R812 10K 1 R813 10K 1 R284 390K R283 100K R279 100 IC259 HN1C01FU R277 39K C259 0 1 R269 22K 1 C801 1 Q461 2SD1819 AS R462 27K R460 68K C818 0 1 IC809 RN4904 R818 560K R819 22K C848 1 D281 1SS400 R288 47K R287 560K Q257 2SA1832 GR R292 100K IC892 HN1C01FU R29...

Страница 34: ...805 TP801 TP802 TP602 TP703 TP701 TP660 TP702 TP659 TP706 TP652 TP462 TP458 TP451 TP205 TP655 TP664 TP416 CK225 TP417 CK224 TP212 TP842 TP803 TP841 TP463 TP460 TP459 1 1 3 4 5 5 10 15 20 25 26 30 35 40 45 50 51 55 60 65 70 75 1 1 1 1 1 3 3 4 4 5 5 2 3 4 2 1 3 5 4 76 80 85 90 95 100 1 5 10 12 15 13 20 24 1 4 5 8 1 4 5 8 1 4 5 8 OPTICAL LINE IN MIC IN PHONES DC IN 5V DISC PROTECT EJECT J702 J703 J80...

Страница 35: ...7 C731 R904 R903 R902 R901 C914 IC901 C904 C611 L704 R714 C714 L702 L703 R716 R715 R713 C713 R920 C357 R600 Q711 C651 Q901 L710 C913 C912 C910 R908 R351 IC651 C652 L800 IC351 L801 D801 C351 R803 R813 R812 R802 R806 D802 IC802 R808 R810 Q891 CN601 R814 R815 R816 Q461 R460 C818 IC809 R462 R819 R818 IC251 IC892 R293 Q250D467 R295 R466 CN451 R458 R455 R456 R457 R451 R452 R453 R454 R467 R285 R282 R257 ...

Страница 36: ... UNIT Ass y 222 CN101 TO MAIN PWB P35 8 9 F CN601 TO MAIN PWB M902 SLED MOTOR M901 SPINDLE MOTOR M903 LIFT MOTOR PH901 PHOTO INTERRUPTER 15 2 P35 10 11 C CN451 TO MAIN PWB P35 9 10 C CN482 TO MAIN PWB P35 9 10 D MODE CHRG ENTER SYNC DISP VOL BASS EDIT REC OFF HOLD PLAY PUSE Figure 36 WIRING SIDE OF P W BOARD 3 3 A B C D E F G H 1 2 3 4 5 6 ...

Страница 37: ...ing OFF BW FULL CH1 0 000V CH2 0 00V Main 1K Zoom 1K CH3 0 00V CH4 0 00V Trigger Mode AUTO Type EDGE CH1 Detay 0 0ns Hold OFF MINIMUM T TP201 EFMMON Stopped CH1 2V DC 10 1 500ms div 500ms div 1 MORM 200MS s 9 1994 12 15 08 57 26 Filter Offset Record Length Smoothiing OFF BW FULL CH1 0 00V CH2 0 00V Main 10K Zoom 10K CH3 0 000V CH4 0 0V Trigger Mode NORMAL Type EDGE CH1 Detay 0 0ns Hold OFF MINIMUM...

Страница 38: ... 5 6 7 8 9 10 11 12 13 14 3 1 2 4 3 37 38 40 41 42 43 44 45 46 47 48 39 1 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 3 1 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 3 0V 0V 1 29V 0V 2V 0V 0V 1 6V 0V 1 27V 1 27V 1 27V 1 24V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 2 53V 1 81V 0V 2 42V 1 92V 1 15V 2 34V 0V 2 52V 0V 2 52V 0 48V 0 67V 0 64V...

Страница 39: ...ing tissue and a small amount of lens cleaner on the market Do not touch the lens with the bare hand Is the power supply turned on when the remote control button 90W 90 90C 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 st...

Страница 40: ...k time display advance Yes Position check in INNER mode Check IC201 and IC202 connection line Is the lead in photointerrupter set to OFF when the optical pickup moves to the innermost periphery in NORMAL mode Is TP654 in H level Check the lead in photointerrupter mechanical flex PWB soldering and CN601 connection No Is an attempt to repeat repeatedly the TOC part performed on the low reflection di...

Страница 41: ...Check for soldering failure of IC201 No Check periphery of IC401 and IC101 Check whether there is any damage in IC101 periphery of laser diode Yes Check for defects of IC351 in head drive flexible PWB head flexible PWB No Yes Is audio monitor output given in normal mode LINE IN record Check waveforms of pins 8 10 11 12 of IC501 pins 70 to 73 of IC201 Is waveform obtained on IC501 pins 2 and 3 No Y...

Страница 42: ...icrophone plug insertion detection input 34 PC2 _INPGI Input Line digital plug insertion detection 35 PC3 INPGCK Input Line digital plug type detection 36 PC4 RCPCNT Input Output Record circuit power control output 37 PC5 TEST1 Input Test mode setting input 1 38 PC6 TEST0 Input Test mode setting input 0 39 PC7 JPNP Input Kana conversion Kana input existence nonexistence discrimination 40 Vcc VCC I...

Страница 43: ...T Input Battery voltage detection input 80 AN1 ANI1 Input Reserve 81 AN2 TEMP Input Ambient temperature detection input 82 AN3 RKEY Input Remote control key operation detection input 83 AN4 HKEY1 Input Unit key operation detection input 1 84 AN5 HKEY2 Input Unit key operation detection input 2 85 AN6 CHGCNT Output Charging current control output 86 DA1 LDVAR Output P U laser power setting output 8...

Страница 44: ...Details 2 List of EMPH port settings H H Brake H L Drive UP L H Drive DOWN L L Output OFF LDCNT1 LDCNT0 Details 3 List of LDCNT port settings TEST0 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 1 2 3 4 5 6 7 8 9 10111213141516171819202122232425 75747372717069686766656463626160595857565554535251 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26...

Страница 45: ...utput section that monitors the half of the power supply to the output section It monitors the output power with the digital servo to correct its dependency on the voltage 27 VBATT Power connection terminal in the output section 28 S S START STOP terminal Starting with H and stopping with L 29 GND Signal GND 30 VCC2 Applies the logic signal supply voltage 31 CP1 Switching terminal on the booster c...

Страница 46: ...ata input data output 24 GND Ground 0V IC202 RH iX2735AFZZ 16M Bit D RAM IX2735AF IC601 VHiLV8018W 1 PWM Driver LV8018W 2 2 In this unit the terminal with asterisk mark is open terminal which is not connected to the outside 1 2 3 4 5 6 7 8 9 10 11 12 35 34 33 32 31 30 29 28 27 26 25 VGOFF 36 IN4R CP4 CP3 CP2 CP1 VCC2 GND S S VBATT VBATT 2MON IN2R LV8018W MUTE IN3 NC NC NC VG VCC1 IN3 NC NC NC MUTE...

Страница 47: ...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 error is 20 Resistors VRD Carbo...

Страница 48: ...HRB0103B 1 J AC Silicon HRB0103B D851 VHDD1FH3 1 J AE Schottky D1FH3 D852 VHDF10J2E 1 J AC Silicon F10J2E D861 862 VHDF10J2E 1 J AC Silicon F10J2E PH901 15 2 VHPRPI221 1 J Photo Interupter RPI221 Supplies at Ref No 15 COILS L100 VPBNN100K0000 J AC 10 µH L171 RCILC0356AFZZ J AC 10 µH L204 RCILC0353AFZZ J AB Tip Solid Induction 100 mA 90 90C Only L452 RCILC0352AFZZ J AB Tip Impeder 150 mA L453 454 R...

Страница 49: ... 1 16W R135 VRS CY1JB563F J AA 56 kohms 1 16W R136 VRS CY1JB394F J AA 390 kohms 1 16W R137 VRS CY1JB563F J AA 56 kohms 1 16W R138 VRS CY1JB394F J AA 390 kohms 1 16W R139 VRS CY1JB393J J AA 39 kohms 1 16W R140 VRS CY1JB394J J AA 390 kohms 1 16W R161 VRS CY1JB122J J AA 1 2 kohms 1 16W R204 VRS CY1JB102J J AA 1 kohm 1 16W R205 VRS CY1JB333F J AA 33 kohms 1 16W R206 VRS CY1JB273F J AA 27 kohms 1 16W R...

Страница 50: ...WFJ J AB Spring Eject Lever 11 NGERH0144AWZZ J AC Gear Drive 12 NGERH0145AWZZ J AB Drive Wheel 13 NSFTD0008AWZZ J AG Drive Screw 14 NSFTM0292AFFW J AC Shaft Guide 15 QPWBH0013AWM1 J Mechanism Flexible PWB Ass y 15 1 Mechanism Flexible PWB Supplies at Ref No 15 15 2 PH901 VHPRPI221 1 J Photo Interupter RPI221 Supplies at Ref No 15 16 RCILH0003AWM2 J AT Magnetic Head Ass y 1 17 92LHPM234 J BM Optica...

Страница 51: ...PA5050AWZZ J AC Adaptor For Hong Kong 80W 90W 1 RADPA5051AWZZ J BF AC Adaptor Except for Australia Thailand Hong Kong 80W 90W 1 RADPA5052AWZZ J BF AC Adaptor For Thailand 80W 90W 1 RADPA6049AWZZ J BF AC Adaptor For Australia 80W 90W 1 RPHOH0005AWZZ J AX Headphones 90W 90 90C 1 RPHOH0012AWZZ J AW Headphones 80W RRMCW0002AWSA J AY Remote Contorol 90W 90 90C TCAUH0050AWZZ J AB Caution Sheet Headphone...

Страница 52: ...MD MT80W 90W 90 90C A B C D E F G H 1 2 3 4 5 6 Figure 5 MD MECHANISM EXPLODED VIEW 5 502x2 501 16 14 9 8 12 17 506 509 15 1 15 2 PH901 503x2 507 11 M901 M902 M903 15 504 508 3 1 2 5 4 7 10 6 505x3 13 ...

Страница 53: ... MECHANISM MD MT90W 90 90C MD MT80W MD MT80W PWB A 207 204 204 206 207 220 201 210 224 215 226 226 227 208 203 216 214 212 213 212 3 212 1 212 2 214 1 214 2 202 601 604 602 604 603 603 603 602 603x2 603x2 601 601 603 603 605 605 603x2 603x2 603 222 211 221 219 209 223 205 225 218 217 ...

Страница 54: ...nnection Cable for analog recording Rechargeable Battery Pad AC Adaptor Carrying Case Headphones SPAKZ0630AWZZ AC Adaptor Pad Protection SPAKZ0624AWZZ Pad Accessories SPAKZ0490AWZZ Packing Add SPAKA0237AWZZ Not Replacement Item Label Bar Code Operation Manual Quick Guide Caution Headphone TLABR1196AWZZ Packing Case SPAKC1186AWZZ Label SER No TLABN0092AWZZ Bag Polyethylene SSAKH0033AWZZ 7 ...

Страница 55: ...MD MT80W 90W 90 90C MEMO 8 ...

Страница 56: ...Higashihiroshima Hiroshima 739 0192 Japan Printed in Japan COPYRIGHT 2001 BY SHARP COPORATION ALL RIGHTS RESERVED No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher ...

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