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(1)

CASE SECTION

SECTION 7

EXPLODED VIEWS

Les composants identifiés par une
marque

sont critiquens pour la

sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.

The components identified by
mark

or dotted line with mark

are critical for safety.

Replace only with part number
specified.

• Items marked “*” are not stocked since they

are seldom required for routine service. Some
delay should be anticipated when ordering
these items.

• The mechanical parts with no reference num-

ber in the exploded views are not supplied.

• Hardware (# mark) list and accessories and

packing materials are given in the last of the
electrical parts list.

NOTE:

• -XX and -X mean standardized parts, so they

may have some difference from the original
one.

• Color Indication of Appearance Parts

Example:
KNOB, BALANCE (WHITE) . . . (RED)

↑

Parts Color Cabinet's Color

not supplied

Front panel section

CDM55B-21BD53

MDM-7X2A

not
supplied

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

4-229-435-01 PANEL, LOADING (BLACK)

4-229-435-11 PANEL, LOADING (GOLD)

1-792-812-11 WIRE (FLAT TYPE) (27 CORE)

1-792-817-11 WIRE (FLAT TYPE) (17 CORE)

4-228-643-11 SCREW (+BVTTWH M3), STEP

1-792-818-11 WIRE (FLAT TYPE) (21 CORE)

3-931-432-01 CASE (410726) (BLACK)

3-931-432-41 CASE (410726) (GOLD)

4-210-291-01 SCREW (CASE 3 TP2) (BLACK)

4-210-291-11 SCREW (CASE 3 TP2) (GOLD)

4-228-689-01 INSULATOR

Содержание MXD-D4

Страница 1: ... 1 kHz Coding Adaptive TRansform Acoustic Coding ATRAC ATRAC 3 Modulation system EFM Eight to Fourteen Modulation Number of channels 2 stereo channels Frequency response 5 to 20 000 Hz 0 5 dB Signal to noise ratio Over 96 dB during playback Wow and flutter Below measurable limit Inputs Jack type Input impedance Rated input Minimum input ANALOG IN Phono jacks 47 kilohms 500 mVrms 125 mVrms DIGITAL ...

Страница 2: ...s than 1 W at standby Dimensions approx w h d incl projecting parts and controls 430 120 290 mm Mass approx 4 7 kg Supplied accessories Design and specifications are subject to change without notice Audio connecting cords 2 Remote commander remote 1 Sony R6 size AA batteries 2 Power plug adaptor 1 Singaporian model only Self Diagnosis Function The deck has a self diagnosis display This function sh...

Страница 3: ...lect the error history number using the AMS knob er refresh Mode to clear the error history and retry address history Operating method 1 Press AMS MD knob when er refresh is displayed 2 The display will change to er refresh and then press YES button The operation is over if Complete is displayed After this mode was executed check the following The data have been cleared Perform the recording and p...

Страница 4: ...68 6 24 IC Pin Function Description 70 7 EXPLODED VIEWS 80 8 ELECTRICAL PARTS LIST 86 ATTENTION AU COMPOSANT AYANT RAPPORT À LA SÉCURITÉ LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 0 SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT NE REMPLACER CES COM POSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉ...

Страница 5: ...d til fabrikantens instruksjoner VARNING Explosionsfara vid felaktigt batteribyte Använd samma batterityp eller en likvärdig typ som rekommenderas av apparattillverkaren Kassera använt batteri enligt gällande föreskrifter VAROITUS Paristo voi räjähtää jos se on virheellisesti asennettu Vaihda paristo ainoastaan laitevalmistajan suosittelemaan tyyppiin Hävitä käytetty paristo valmistajan ohjeiden m...

Страница 6: ... that you will lose your sight NOTES ON HANDLING THE OPTICAL PICK UP BLOCK OR BASE UNIT Model Part No US model 4 230 771 0s Canadian model 4 230 771 1s AEP UK models 4 230 771 2s Singapore model 4 230 771 3s MODEL IDENTIFICATION BACK PANEL Part No Figure A CLEANING OBJECTIVE LENS OF OPTICAL PICK UP In cleaning the objective lens of optical pick up be sure the following below 1 In cleaning the lens...

Страница 7: ...aveform of the BD MD board The names of terminals and the checking items to be performed are shown as follows GND Ground I 3V For measuring IOP Check the deterioration of the optical pick up laser IOP For measuring IOP Check the deterioration of the optical pick up laser TE Tracking error signal Traverse adjustment VC Reference level for checking the signal RF RF signal Check jitter FE Focus error...

Страница 8: ...D knob 8 When the YES button is pressed the display becomes Measu is an arbitrary number 9 As the adjustment results are recorded for the 6 value Leave it as it is and press the YES button 10 Complete will be displayed momentarily The value will be recorded in the non volatile memory and the display will become Iop Write C05 11 Press the 1 button to display MD Test 5 12 To turn the power OFF Turn ...

Страница 9: ...itrary numbers Laser power check 6 2 See page 35 Auto check 6 4 See page 36 Temperature compensation offset check 6 1 See page 35 Criteria for Determination Unsatisfactory if specified value is not satisfied Clean the optical pick up Adjust again Replace the optical pick up Replace the optical pick up Replace the optical pick up Check for disconnection of the circuits around D101 BD MD board Check...

Страница 10: ...play 2 FLD 2 FL display test LED display test 3 Key Jog 3 Key Jog input test 4 CD Test 4 CD all sorts test 5 0 COMMAND Command transfer menu 6 1 ERROR C1 C2 error display 7 2 SPEED X1 Disc speed selection 8 3 ISRC ISRC display 9 4 CHECK8 Check 8 cm display 10 5 AUTO G Auto gain display 11 6 HENSHIN Decentiering display 12 7 PORT Port selection 13 8 AMS ON AMS display 14 9 TRK ON TRK ON OFF display...

Страница 11: ...S MD knob causes all segments of fluorescent display tube to turn off fully and all LEDs to turn on fully DISC button LED lights in amber 3 To exit from the mode press the AMS MD knob Key Jog Input Test Procedure 1 Enter the service mode then turn AMS MD knob to display Key Jog 3 and press the AMS MD 2 Clockwise rotation of the AMS MD knob moves the R CH level meter or counterclockwise rotation of...

Страница 12: ...nob and when the AMS MD knob When TOC disappears disconnect the power plug from the outlet Fig 1 Reading the Test Mode Display During recording and stop RTs c e Fluorescent indicator tube display Cause of retry Number of retries Number of retry errors Fig 2 Reading the Test Mode Display During playback Fluorescent indicator tube display Parts No name of area named on TOC Cluster Sector Track mode ...

Страница 13: ...mal display into binary display If more than two causes they will be added Example When 84 is displayed Higher bit 8 1000 t b7 Lower bit 4 0100 t b2 In this case as b2 and b7 are 1 and others are 0 it can be determined that the retry cause is combined of Emphasis OFF Monaural Original Copyright and Write allowed Example When 07 is displayed Higher bit 0 0000 t All 0 Lower bit 7 0111 t b0 b1 b2 In ...

Страница 14: ...trictions in CD TEXT Display In this unit some special characters will not be displayed properly These will be displayed as a space or a character resembling it For details refer to Table 2 CD TEXT DISC Recorded Contents and Display Table 1 CD TEXT TEST DISC TEXT Data Contents TRACKS No 1 to 41 Normal Characters 1 1kHz 0dB L R 22 1kHz 90dB L R 2 20Hz 0dB L R 23 Infinity Zero w o emphasis L R 3 40H...

Страница 15: ...y F8h to FFh T All the same T All the same to T All the same TRACK No Recorded contents 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 to 99 21h to 27h 1kHz 0dB L R 28h to 2Fh 0 1 2 3 4 5 6 7 30h to 37h 8 9 38h to 3Fh A B C D E F G 40h to 47h H I J K L M N O 48h to 4Fh P Q R S T U VW 50h to 57h X Y Z _ 58h to 5Fh a b c d e f g 60h to 67h h i j k l m n o 68h to 6Fh p ...

Страница 16: ... button ws AMS MD control wd CLEAR MD button wf MD TIME CHAR button wg MD PLAY MODE button wh INPUT button wj DISPLAY button wk CD PLAY MODE button wl CD TIME button e CLEAR CD button ea AMS CD control es x CD button ed X CD button ef H CD button eg m M CD button eh Remote sensor 1 ANALOG IN jack 2 ANALOG OUT jack 3 DIGITAL OPTICAL IN terminal 4 AC power cord Setting the voltage selector Singapori...

Страница 17: ...Page 23 TRAY LOADING BOARD Page 24 CAM CDM55 Page 24 BU 21BD53 HOLDER 55 BU21 Page 23 MD MECHANISM DECK MDM 7X2A Page 19 BD MD BOARD Page 20 HOLDER ASS Y Page 20 GUIDE L SLIDER EJ SLIDER LEVER HEAD Page 21 OPTICAL PICK UP KMS 262A J1N OVER LIGHT HEAD HR901 Page 21 SPINDLE MOTOR ASS Y M101 SLED MOTOR ASS Y M102 LOADING MOTOR ASS Y M103 Page 22 MAIN BOARD Page 25 FRONT PANEL ASS Y Page 19 ...

Страница 18: ...18 3 two claws 4 loading panel 2 1 LOADING PANEL CASE Note Follow the disassembly procedure in the numerical order given 1 two screws case3 TP2 1 two screws case3 TP2 1 two screws case3 TP2 2 case ...

Страница 19: ...ype 18 core CN305 2 connector CN300 3 six screws BVTT3 6 7 front panel ass y 4 three screws BVTT3 6 5 two lugs 6 claw 6 claw 3 two lugs 5 MD mechanism deck MDM 7X2A 4 four screws BVTTWH M3 1 wire flat type 27core CN304 2 two screws BVTT 3 6 1 wire flat type 17core CN303 ...

Страница 20: ...R ASS Y 2 holder ass y 1 claw 5 Remove the solder four portions 4 Remove the solder five portions 6 two screws BTP2 6 8 flexible board CN104 3 connector CN104 7 BD MD board 1 wire flat type 17 core 2 wire flat type 27 core ...

Страница 21: ... LIGHT HEAD HR901 9 optical pick up KMS 262A J1N over light head HR901 7 screw KTP2 6 8 main shaft 7 screw KTP2 6 5 screw BTP2 6 6 base BU A 2 gear SD 1 screw M1 7 TAPPING 4 base BU D 3 screw BTP2 6 1 two screws BTP2 6 2 guide L 3 slider 4 slider EJ 5 lever CHG 6 lever head ...

Страница 22: ... DECK SECTION CDM55B 21BD53 2 two screws PWH1 7 2 5 1 belt loading 4 two screws PWH1 7 2 5 5 sled motor ass y M102 6 three screws M1 7 7 spindle motor ass y M101 3 loading motor ass y M103 3 screw BVTT 3X6 4 CD mechanism deck CDM55B 21BD53 1 wire flat type 21 core CN302 2 connector CN301 ...

Страница 23: ... 12 4 three insulators BU21 4 insulator BU21 3 6 cone coil spring 6 three cone coil springs 7 shaft BU21 8 holder 55 BU21 5 base unit BU 21BD53 2 floating screw PTPWH M2 6 A 1 Rotate the lever SW in the direction of the arrow 3 2 floating screw PTPWH M2 6 4 holder BU ass y ...

Страница 24: ...M55 2 belt CDM55 claw 3 Pull the tray pushing claw 4 two screws BTP2 6 8 5 LOADING board 1 Rotate the gear B in the direction of arrow A A 2 lever SW 1 torsion spring 6 gear B 3 spacer 55 4 pulley LDG 5 gear A 7 roller 8 cam CDM55 ...

Страница 25: ...N BOARD 1 wire flat type 18 core CN305 1 wire flat type 21 core CN302 1 two wires flat type 17 27 core CN303 304 2 connector CN300 2 connector CN301 3 three screws BVTT 3 6 4 two screws BVTT 3 6 5 main board ...

Страница 26: ...o Normal 0 Turn the AMS MD knob and when MD Test 5 is displayed press the AMS MD knob When the test mode is set Check will be displayed Turn the AMS MD knob switches between the following three groups Tt Check Tt Service Tt Develop Tt Procedure 2 While pressing the AMS MD knob connect the power plug to the outlet and release the AMS MD knob When the test mode is set TEMP CHECK C12 will be displaye...

Страница 27: ...elease the mode immediately Display AUTO CHECK Err Display TEMP ADJUST LDPWR ADJUST Iop Write Iop NV Save EF MO ADJUST EF CD ADJUST FBIAS ADJUST AG Set MO AG Set CD TEMP CHECK LDPWR CHECK EF MO CHECK EF CD CHECK FBIAS CHECK ScurveCHECK VERIFYMODE DETRK CHECK 0920 CHECK Iop Read Iop Compare ADJ CLEAR INFORMATION CPLAY2MODE CREC 2MODE Details Automatic self diagnosis Error history display clear Temp...

Страница 28: ... to CREC and REC lights up Note The numbers displayed shows you the recording position addresses 2 Changing the parts to be recorded 1 When the YES button is pressed during continuous recording the display changes as below When pressed another time the parts to be recorded can be changed REC goes off 2 When access completes the display changes to CREC and REC lights up Note The numbers displayed s...

Страница 29: ... Indicates the ADIP address Note is displayed when servo is not imposed MEANINGS OF OTHER DISPLAYS Mode display Error rate display Address display Auto gain display Not used in servicing Detrack check display Not used in servicing IVR display Not used in servicing C1 error and jitter display Not used in servicing AD error and jitter display Not used in servicing Servo OFF Tracking servo ON Recordi...

Страница 30: ...splayed If all items are OK CHECKALL OK will be displayed If any item is NG it will be displayed as NG xxxx When CHECK ALL OK is displayed it means that the optical pick up is normal Check the operations of the other spindle motor thread motor etc When displayed as NG xxxx it means that the optical pick up is faulty In this case replace the optical pick up 9 INFORMATION Display the software versio...

Страница 31: ... 2 Each time the AMS MD knob is pressed the speed changes over such as 1 t 2 t 4 t 1 3 To exit from this mode press the MENU NO button 4 CHECK 8 DISPLAY Procedure 1 Enter the test mode then rotate AMS MD knob to display 4 CHECK 8 and press the AMS MD knob 2 The time from spindle kick to GFS detect is displayed 3 To exit from this mode press the MENU NO button 5 PORT SELECTION Procedure 1 Enter the...

Страница 32: ...Power Check 6 2 See page 35 6 3 See page 35 6 4 See page 36 Iop Compare Auto Check Replace optical pick up or MDM 74X2A MD SECTION Note MD always plays double speed 1 PARTS REPLACEMENT AND ADJUSTMENT If malfunctions caused by Optical pick up such as sound skipping are suspected follow the following check Check before replacement ...

Страница 33: ...s After turning off and then on the power initialize the EEPROM For details refer to 10 WHEN MEMORY NG IS DISPLAYED See page 30 Abbreviation OP optical pick up 7 INITIAL SETTING OF ADJUSTMENT VALUE See page 38 9 TEMPERATURE COMPENSATION OFFSET ADJUSTMENT See page 38 10 LASER POWER ADJUSTMENT See page 38 12 TRAVERSE ADJUSTMENT See page 39 13 FOCUS BIAS ADJUSTMENT See page 40 16 AUTO GAIN CONTROL OU...

Страница 34: ...djustments and checks in group Service of the test mode 3 Perform the adjustments to be needed in the order shown 4 Use the following tools and measuring devices Check Disc MD TDYS 1 Parts No 4 963 646 01 Test Disk MDW 74 GA 1 Parts No 4 229 747 01 Laser power meter LPM 8001 Parts No J 2501 046 A or MD Laser power meter 8010S Parts No J 2501 145 A 1 Oscilloscope Measure after performing CAL of pro...

Страница 35: ...fter step 4 each time the YES button is pressed the display will be switched between LD 0 7 mW LD 6 2 mW and LD Wp Nothing needs to be performed here Check Location BD MD board see page 42 6 3 Iop Compare The current Iop value at laser power 7 mW output and reference Iop value set at shipment written in the nonvolatile memory are compared and the rate of increase decrease will be displayed in perc...

Страница 36: ...6 5 Other Checks All the following checks are performed by the Auto Check mode They therefore need not be performed in normal operation 6 6 Traverse Check 6 7 Focus Bias Check 6 8 C PLAY Check 6 9 Self Recording Playback Check 6 6 Traverse Check Connection Checking Procedure 1 Connect an oscilloscope to CN105 pin 4 TE and CN105 pin 6 VC on the BD MD board 2 Load a disc any available on the market ...

Страница 37: ...o display a Check that the C1 error is about 100 and ADER is below 2 9 Press the MENU NO button then press the EJECT button and take out the test disc 6 8 C PLAY Check MO Error Rate Check Checking Procedure 1 Load the test disk MDW 74 GA 1 2 Turn the AMS MD knob to display CPLAY2 MODE C36 3 Press the YES button to display CPLAY2MID 4 The display changes to C AD 5 If the C1 error rate is below 20 c...

Страница 38: ...he AMS MD button or MENU NO button to display Iop Read C26 l L l L l L l L l L l L 9 TEMPERATURE COMPENSATION OFFSET ADJUSTMENT Save the temperature data at that time in the non volatile memory as 25 C reference data Note 1 Usually do not perform this adjustment 2 Perform this adjustment in an ambient temperature of 22 C to 28 C Perform it immediately after the power is turned on when the internal...

Страница 39: ...al pick up check may deteriorate Note Perform this function with the optical pick up set at room temperature Procedure 1 Rotate the AMS MD knob to display Iop NV Save C06 2 Press the YES button and display Iop stop 3 After the display changes to Iop xxsave press the YES button l L l L l L l L l L 12 TRAVERSE ADJUSTMENT Connection Adjusting Procedure 1 Connect an oscilloscope to CN105 pin 4 TE and ...

Страница 40: ...a mo ment and save the adjustment results in the non volatile memory Next EF CD ADJUST C08 will be displayed 19 Press the EJECT button and take out the disc MD TDYS 1 Adjustment Location BD MD board see page 42 13 FOCUS BIAS ADJUSTMENT Adjusting Procedure 1 Load the continuously recorded disc Refer to 5 USING THE CONTINUOUSLY RECORDED DISC 2 Turn the AMS MD knob to display CPLAY2 MODE C36 3 Press ...

Страница 41: ...S button and display b Check that the C1 error is about 100 and ADER is below 2 8 Press the YES button and display a Check that the C1 error is about 100 and ADER is below 2 9 Press the MENU NO button then press the EJECT but ton and take out the disc Note If the C1 error and ADER are above other than the specified value at points a step 8 in the above or b step 7 in the above the focus bias adjus...

Страница 42: ...ation D101 CN101 IC101 CN105 IC151 IC190 1 7 1 I 3V 2 IOP 3 GND 4 TE 5 FE 6 VC 7 RF BD MD BOARD Component Side BD MD BOARD Conductor Side Note It is useful to use the jig for checking the waveform Refer to Ser vicing Notes on page 7 ...

Страница 43: ...urn ON the power 3 Put disc YEDS 18 in to play the number five track 4 Confirm that oscilloscope waveform is clear and check RF sig nal level is correct or not BD CD board TP FE TP VC oscilloscope DC range A B symmetry within 3 6 0 5 Vp p BD CD board TP RF TP VC oscilloscope AC range Note A clear RF signal waveform means that the shape can be clearly distinguished at the center of the waveform RF ...

Страница 44: ...551 or RV500 on the MAIN board perform the adjustment with the following procedure Connection Adjustment procedure 1 Connect the digital voltmeter to TP500 BU 5V and TP GND on the MAIN board 2 Adjust the RV500 so that the reading of the digital voltmeter becomes 5 22 0 04 V Specified Value Digital voltmeter reading 5 22 0 04 V Adjustment Location MAIN board digital voltmeter TP500 BU 5V TP GND MAI...

Страница 45: ... CONTROLLER ATRAC ENCODER DECODER IC151 1 2 DADT INTERNAL BUS CLOCK GENERATOR XBCK LRCK FS256 OSCI OSCO CPU INTERFACE MONITOR CONTROL 10 XRST 12 DQSY 11 SQSY 14 XINT 9 8 5 6 7 SENS SRDT SWDT SCLK XLAT 1 2 3 4 MNT0 MNT1 MNT2 MNT3 SHOCK XBUSY SWDT DSP ADDA SCLK DSP ADDA XLATCH 47 38 42 50 58 56 MNT1 SHOCK MNT2 XBUSY DIG RST SQSY ATSY DQSY LDON WRPWR MOD XINT SENS SRDT DSP 12 13 LDIN LDOUT 5 6 05 2 1...

Страница 46: ...75 73 25 18 8 1 48 17 16 29 31 33 35 38 40 42 44 30 32 34 36 39 41 43 45 26 63 28 65 11 90 20 14 22 19 RESET 117 X801 10MHz RESET SWITCH Q501 E D Page 47 Page 47 PDOWN RESET A Page 45 B Page 45 C Page 45 F Page 45 ADDT DOUT DIN0 LRCK BCK CD BLOCK BU 21BD53 OP ASSY A MAX 2 CD DATA CD CLK SQ DATA SQ CLK XLT SENS SCOR LDON 1 4 1 2 SPNDL MUTE XRST DOUT DATA CLK SUBQ SQCK XLT SENS SCOR LDON 1 4 1 2 SPN...

Страница 47: ...ANISM CONTROLLER IC800 5V SYSTEM CONTROLLER IC801 3 3V 10V 7V B 32V B BACK 5V AC AC CDM SECTION 7V FLUORESCENT INDICATOR TUBE FL751 DISPLAY SECTION CD SECTION SIRCS KEY2 KEY3 KEY1 JOGMD1 KEY0 JOGMD0 IJOGCD1 IJOGCD0 FLCLK FLWITE 38 61 FLCS DISP RESET STB PDOWN RESET SYS3 5 PH5 ANA5 V BAK P DOWN S RST VCC2 AC VCC1 CD SECTION 5V B B ANALOG LINE OUT CIRCUIT Page 46 Page 46 RECT D503 504 RV500 3 5V REG...

Страница 48: ...c Diagram All capacitors are in µF unless otherwise noted pF µµF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are in Ω and 1 4 W or less unless otherwise specified f internal component 5 fusible resistor C panel designation U B Line V B Line H adjustment for repair Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to norm...

Страница 49: ...SCI 15 TX 14 XINT 13 RECP 12 DQSY 11 SQSY 10 XRST 9 SENS 8 SRDT 7 XLAT 6 SCLK 5 SWDT 4 MNT3 3 MNT2 2 MNT1 1 MNT0 PWM GENERATOR AUTO SEQUENCER SERVO DSP CPU I F MONITOR CONTROL SPINDLE SERVO EACH BLOCK EACH BLOCK DIGITAL AUDIO I F SAMPLING RATE CONVERTER CLOCK GENERATOR SUBCODE PROCESSOR EACH BLOCK A D CONVERTER ANALOG MUX EFM ACIRC ENCODER DECODER PLL SHOCK RESISTANT MEMORY CONTROLLER ATRAC ENCODE...

Страница 50: ... Board See page 48 for Circuit Boards Location There are a few cases that the part isn t mounted in model is printed on diagrams Printed wiring board of BD CD board is shown only for referring because CD base unit is replaced as a block Page 56 ...

Страница 51: ...chematic Diagram Voltages and waveforms are dc with respect to ground under no signal conditions no mark CD STOP CD PLAY The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Les composants identifiés par une marque 0 sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié Page 59 ...

Страница 52: ...t to ground under no signal conditions no mark MD STOP MD PLAY MD REC Impossible to measure The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Les composants identifiés par une marque 0 sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié Page 53 Page 53 Page 53 ...

Страница 53: ...e page 55 for Waveforms See page 49 for IC Block Diagram Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal conditions no mark MD STOP MD PLAY MD REC Impossible to measure Page 52 Page 52 Page 52 Page 58 Page 58 ...

Страница 54: ...78 514 11 6 9 PRINTED WIRING BOARD BD MD Board See page 48 for Circuit Boards Location Ref No Location D101 A 1 Q101 B 1 Q131 C 1 Q132 B 1 Q133 B 1 Q134 C 1 Semiconductor Location D181 D 3 D183 D 3 IC101 A 3 IC102 B 3 IC141 C 1 IC151 C 2 IC152 C 3 Ref No Location IC181 D 3 IC190 D 1 IC195 D 2 Q121 B 3 Q122 B 3 Q181 D 3 Q182 D 3 Ref No Location Semiconductor Location There are a few cases that the ...

Страница 55: ...us XTAO 5 IC101 t RFAC CD PLAY mode 4 IC101 rd RFDC CD PLAY mode BD MD Board 1 IC101 1 I 2 J MD PLAY mode 3 IC101 8 E 9 F MD PLAY mode 4 IC151 qh OSCI 2 IC101 4 A MD PLAY mode 5 IC151 o FS4 2 6 Vp p 7 9 µs 200 mVp p 180 mVp p 1 3 Vp p 3 1 Vp p 29 ns 0 5 Vp p 0 1 Vp p 0 06 Vp p 3 1 Vp p 22 ns 3 2 Vp p 56 6 µs MAIN Board 1 IC801 w XOUT 2 IC800 qd X OUT DISPLAY Board 1 IC751 yg OSCI ...

Страница 56: ... printed on diagrams D400 D 3 D509 C 2 D516 D 1 D523 A 5 IC301 C 10 IC800 C 4 IC801 B 7 IC802 C 7 Q101 B 10 Q201 B 10 Q501 A 4 Ref No Location Semiconductor Location Page 62 Page 50 Page 54 Page 54 Note Be sure to execute the Voltage Adjustment on page 44 whenever the asterisked parts IC506 R550 R551 RV500 mounted MAIN board and CD base unit BU 21BD53 were replaced ...

Страница 57: ...07 A 1 D508 A 1 D510 C 1 D511 B 1 D512 B 1 D513 B 1 D514 B 1 Ref No Location D519 C 1 D520 C 1 D521 C 1 D522 C 1 D524 A 4 D526 A 6 IC100 B 8 IC200 B 9 IC300 C 9 IC302 A 8 IC303 A 7 IC304 A 10 IC305 B 9 IC307 D 6 IC400 C 3 IC401 D 3 IC500 A 4 Ref No Location Semiconductor Location IC501 B 3 IC502 B 2 IC504 B 2 IC505 D 2 IC506 A 3 Q100 A 8 Q200 A 9 Q300 C 8 Q301 B 9 Q302 D 8 Q400 C 3 Q401 C 3 Q500 C...

Страница 58: ... Board 1 4 See page 55 for Waveform See page 68 for IC Block Diagram Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal conditions no mark MD CD STOP MD PLAY Page 53 Page 60 Page 59 Page 53 Page 61 ...

Страница 59: ... 2 4 LOADING Boards See page 55 for Waveform See page 68 for IC Block Diagram Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal conditions no mark MD CD STOP CD PLAY Page 58 Page 60 Page 61 Page 51 ...

Страница 60: ...t to ground under no signal conditions no mark MD CD STOP The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Les composants identifiés par une marque 0 sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié Page 68 Page 58 Page 59 Page 61 ...

Страница 61: ...nd waveforms are dc with respect to ground under no signal conditions no mark MD CD STOP Page 63 Page 60 Page 58 Page 59 Page 65 Page 67 Page 65 Page 67 Note Be sure to execute the Voltage Adjustment on page 44 whenever the asterisked parts IC506 R550 R551 RV500 mounted MAIN board and CD base unit BU 21BD53 were replaced ...

Страница 62: ...PW SW Boards See page 48 for Circuit Boards Location There are a few cases that the part isn t mounted in model is printed on diagrams Ref No Location D751 C 7 D752 C 7 IC751 B 7 Q751 C 7 Q752 C 7 Q753 B 10 Q754 B 10 Q791 B 10 Semiconductor Location Page 56 ...

Страница 63: ...D4 6 17 SCHEMATIC DIAGRAM DISPLAY LP LED PW SW Boards See page 55 for Waveform Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal conditions no mark MD CD STOP Page 61 ...

Страница 64: ... 64 MXD D4 6 18 PRINTED WIRING BOARD TRANS Board Except Singapore See page 48 for Circuit Boards Location There are a few cases that the part isn t mounted in model is printed on diagrams Page 57 Page 57 ...

Страница 65: ...mponents identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Les composants identifiés par une marque 0 sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié Page 61 Page 61 ...

Страница 66: ...6 66 MXD D4 6 20 PRINTED WIRING BOARDS TRANS LF Boards Singapore See page 48 for Circuit Boards Location There are a few cases that the part isn t mounted in model is printed on diagrams Page 57 Page 57 ...

Страница 67: ...onents identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Les composants identifiés par une marque 0 sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié Page 61 Page 61 ...

Страница 68: ...1 NC VDDD C RESET VDDA PLL 31 VSSA PLL 27 VDDA 26 VSSA 25 VSSA DAC 24 VREF 23 12 TC BCKO 29 30 CLKOUT 28 NC PREEM1 MUTE 44 RTCB 43 VDDD 42 PREEM0 41 NC 40 NC 37 WSO 36 DATAO 39 TEST2 38 NC 35 SELSTATIC 34 TEST1 13 SELCHAN 14 NC 15 SPDIF0 16 SPDIF1 17 VDDA DAC 18 VOUT L 19 SELCLK 20 SELSPDIF 21 LOCK 22 VOUT R L3 INTERFACE IEC 958 DECODER DATA OUTPUT INTERFACE CLOCK AND TIMING CIRCUIT DATA INPUT INT...

Страница 69: ... 3 B BAK AC CD1 P DOWN GND CD2 S RESET 2 3 4 5 6 7 8 9 10 11 2 5 5k 27k OVERCURRENT LIMITTER OVERHEAT PROTECTION REFERENCE VOLTAGE GND ON OFF IN REFERENCE VOLTAGE OUT 3 4 1 IC500 LA5643 IC504 M5293L IC505 LA5601 IC506 BA00AST V5 3 6 7 2 5 1 4 9 8 10 ON OFF AMP V REF AMP RESET VOMUTE CD VIN VO RES CN GND EN VID VOD ...

Страница 70: ...l circuit BPF3T 24 VCC Power supply terminal 3 5V 25 WBLADJ I Center frequency setting terminal for the internal circuit BPF22 26 TE O Tracking error signal output to the CXD2662R IC151 27 CSLED I Connected to the external capacitor for low pass filter of the sled error signal 28 SE O Sled error signal output to the CXD2662R IC151 29 ADFM O FM signal output of the ADIP 30 ADIN I Receives a ADIP FM...

Страница 71: ... 90 3168 MHz output terminal Not used open 18 XTSL I Input terminal for the system clock frequency setting L 45 1584 MHz H 90 3168 MHz fixed at H in this set 19 DIN0 I Digital audio signal input terminal when recording mode for CD signal input 20 DIN1 I Digital audio signal input terminal when recording mode for digital optical input 21 DOUT O Digital audio signal output terminal when playback mod...

Страница 72: ...rature signal input from the CXA2523AR IC101 68 VC I A Middle point voltage 1 65V input from the CXA2523AR IC101 69 ADIO O A Monitor output of the A D converter input signal Not used open 70 AVDD Power supply terminal 3 5V analog system 71 ADRT I A A D converter operational range upper limit voltage input terminal fixed at H in this set 72 ADRB I A A D converter operational range lower limit volta...

Страница 73: ...M signal output to the BH6511FS IC141 93 SPRD O Spindle servo drive PWM signal output to the BH6511FS IC141 94 SPFD O Spindle servo drive PWM signal output to the BH6511FS IC141 95 FGIN I S 96 TEST1 I 97 TEST2 I 98 TEST3 I 99 DVSS Ground terminal digital system 100 EFMO O EFM signal output terminal when recording mode I S stands for schmitt input I A for analog input O 3 for 3 state output and O A...

Страница 74: ...Serial data input terminal Not used open 22 KEY MUTE O Serial clock control signal output terminal Not used open 23 NC O Not used open 24 LINE MUTE O Audio line muting on off control signal output L line muting on 25 LDON O Laser diode on off control signal output to the automatic power control circuit H laser on 26 MD RST O Reset signal output to the system controller IC801 27 DAC MUTE O Muting c...

Страница 75: ...IC IC401 L active 1 74 LOD NEG O CD loading motor M702 control signal output to the motor driver IC IC401 L active 1 75 OUT SW I Detection input from the tray open close detect switch S1 on the CD mechanism block L when tray is open H when tray is close 76 MIDOUT SW I Detection input from the mid out detect switch on the CD mechanism block L when tray is going to open or close Not used open 77 IN ...

Страница 76: ...PEN CLOSE keys input 91 KEY1 I Key input terminal A D input S721 to S729 l AMS L PUSH ENTER MD TIME CHAR MD PLAY MODE MD INPUT DISPLAY PLAY MODE CD TIME CD CLEAR CD keys input 92 KEY0 I Key input terminal A D input S701 to S707 l AMS L PUSH ENTER CD x CD X CD H CD REC IT M CD m CD I 1 keys input 93 SPEC IN I Destination setting terminal fixed at H in this set 94 LEVEL L I L ch level input from the...

Страница 77: ...t terminal Not used open 18 XOUT O Sub system clock output terminal Not used open 19 RESET I System reset signal input L reset For several hundreds msec after the power supply rises L is input then it changes to H 20 XOUT O Main system clock output terminal 10 MHz 21 VSS Ground terminal 22 XIN I Main system clock input terminal 10 MHz 23 VCC Power supply terminal 3 5V 24 NMI I Non maskable interru...

Страница 78: ...tus SENSE input from the CXD2662R IC151 49 PLAY SW I Detection input from the playback position detect switch S104 L active 50 XLATCH O Serial data latch pulse signal output to the CXD2662R IC151 51 OUT SW I Detection input from the loading out detect switch S103 L at a load out position others H 52 NC O Not used fixed at H 53 NC O Not used open 54 NC O Not used fixed at H 55 NC O Not used open 56...

Страница 79: ... O Not used open 116 SPDIF LOCK I Lock signal input from the D A converter IC300 117 LINE MUTE O Audio line muting on off control signal output 118 ADRESET O Not used open 119 to 122 D3 to D0 I O Two way data bus with the flash ROM IC802 123 SPDIF MUTE O MD CD digital input control signal output to the MD CD selector IC307 124 NC O Not used open 125 TEST 2 I Input terminal for the test Not used op...

Страница 80: ...n in the last of the electrical parts list NOTE XX and X mean standardized parts so they may have some difference from the original one Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED Parts Color Cabinet s Color 4 4 8 8 2 7 1 7 7 6 5 3 not supplied Front panel section 3 4 4 3 CDM55B 21BD53 MDM 7X2A 3 not supplied not supplied Ref No Part No Description Remark Ref No Part No Des...

Страница 81: ... KNOB AMS BLACK 53 3 354 981 11 SPRING SUS RING 54 X 3379 484 2 PANEL ASSY FRONT US Canadian 54 X 3379 485 2 PANEL ASSY FRONT AEP UK Singapore BLACK 54 X 3379 486 2 PANEL ASSY FRONT Singapore GOLD 56 1 792 953 11 WIRE FLAT TYPE 18 CORE 57 4 228 761 01 LID CARTRIDGE BLACK 57 4 228 761 11 LID CARTRIDGE GOLD 58 4 230 410 11 SPRING LID TENSION 59 4 950 189 01 KNOB A VOL BLACK 59 4 950 189 41 KNOB A VO...

Страница 82: ...001 CORD US Canadian 105 3 703 244 00 BUSHING 2104 CORD AEP UK Singapore 106 4 230 771 01 PANEL BACK US 106 4 230 771 11 PANEL BACK Canadian 106 4 230 771 21 PANEL BACK AEP UK 106 4 230 771 31 PANEL BACK Singapore 107 3 703 249 01 SCREW S TIGHT PTTWH 3X6 0108 1 777 071 21 CORD POWER AEP 0108 1 777 071 41 CORD POWER Singapore 0108 1 783 820 11 CORD POWER US Canadian 0108 1 790 226 11 CORD POWER UK ...

Страница 83: ...1 LEVER HEAD 308 X 4952 665 1 SPRING SHT ASSY LEAF 309 4 228 923 01 LOCK HOLDER 310 4 229 533 02 SPRING STOPPER TORSION 311 4 227 012 01 SPRING HOLDER TENSION 312 4 227 019 02 PLATE HOLDER RETAINER 313 4 227 013 01 SPRING EJ TENSION 314 4 226 995 01 SLIDER EJ 315 4 226 996 01 LIMITER EJ 316 4 226 997 01 SLIDER 317 4 226 998 01 LEVER CHG 318 4 227 006 01 GEAR SA 319 A 4672 973 A HOLDER ASSY 320 4 2...

Страница 84: ... LC 366 4 227 005 01 GEAR LD 367 4 227 008 01 GEAR SC 368 4 227 009 01 GEAR SD HR901 1 500 670 11 HEAD OVER WRIGHT M101 A 4735 029 A MOTOR ASSY SPINDLE for MD M102 A 4672 900 A MOTOR ASSY SLED for MD M103 A 4672 975 A MOTOR ASSY LOADING for MD S102 1 771 957 11 SWITCH PUSH 2 KEY REFLECT RATE DETECT PROTECT DETECT 5 MD MECHANISM DECK SECTION 2 MDM 7X2A 359 358 357 355 354 356 360 359 362 352 353 35...

Страница 85: ...501 4 226 180 01 TRAY 55 L 502 4 925 315 31 DAMPER 503 1 674 336 21 LOADING BOARD 504 4 220 229 01 LEVER SW 505 4 220 239 11 SPRING TORSION 506 4 220 233 01 CAM CDM55 507 4 220 238 01 GEAR B 508 4 220 234 01 PULLEY LDG 509 4 227 598 01 SPACER 55 510 4 221 816 11 BELT CDM55 511 4 220 237 01 GEAR A 512 4 221 815 01 ROLLER 513 4 227 236 01 CHASSIS CDM55C 514 X 4953 233 1 PULLEY AT ASSY 515 4 220 951 ...

Страница 86: ...AMIC CHIP 0 1uF 25V C131 1 117 720 11 CERAMIC CHIP 4 7uF 10V C132 1 164 156 11 CERAMIC CHIP 0 1uF 25V C133 1 164 156 11 CERAMIC CHIP 0 1uF 25V C141 1 126 206 11 ELECT CHIP 100uF 20 6 3V C142 1 164 156 11 CERAMIC CHIP 0 1uF 25V C143 1 164 156 11 CERAMIC CHIP 0 1uF 25V C144 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C145 1 164 156 11 CERAMIC CHIP 0 1uF 25V C146 1 117 720 11 CERAMIC CHIP 4 7uF 10V C147 ...

Страница 87: ... R112 1 216 829 11 METAL CHIP 4 7K 5 1 16W R113 1 216 833 11 METAL CHIP 10K 5 1 16W R114 1 216 827 11 METAL CHIP 3 3K 5 1 16W R115 1 216 833 11 METAL CHIP 10K 5 1 16W R116 1 216 839 11 METAL CHIP 33K 5 1 16W R117 1 216 837 11 METAL CHIP 22K 5 1 16W R118 1 218 855 11 METAL CHIP 2 2K 0 5 1 16W R119 1 218 863 11 METAL CHIP 4 7K 0 5 1 16W R120 1 218 889 11 METAL CHIP 56K 0 5 1 16W R121 1 218 863 11 ME...

Страница 88: ...5 1 4W R721 1 249 406 11 CARBON 120 5 1 4W R722 1 249 408 11 CARBON 180 5 1 4W R723 1 249 410 11 CARBON 270 5 1 4W R724 1 249 412 11 CARBON 390 5 1 4W R725 1 249 414 11 CARBON 560 5 1 4W R726 1 249 417 11 CARBON 1K 5 1 4W R727 1 249 420 11 CARBON 1 8K 5 1 4W R728 1 249 424 11 CARBON 3 9K 5 1 4W R731 1 249 406 11 CARBON 120 5 1 4W R732 1 249 408 11 CARBON 180 5 1 4W R733 1 249 410 11 CARBON 270 5 1...

Страница 89: ...SWITCH LEVER SLIDE IN OUT DETECT LP LED BOARD DIODE D791 8 719 046 39 LED SEL5821A TP15 MDLP RESISTOR R791 1 247 807 31 CARBON 100 5 1 4W SWITCH S791 1 762 875 21 SWITCH KEYBOARD REC MODE A 4725 387 A MAIN BOARD COMPLETE Singapore A 4725 395 A MAIN BOARD COMPLETE AEP UK A 4725 402 A MAIN BOARD COMPLETE US Canadian 3 309 144 21 HEAT SINK 4 941 237 11 HEAT SINK 7 685 646 79 SCREW BVTP 3X8 TYPE2 TT B...

Страница 90: ...19 11 CERAMIC CHIP 0 1uF 50V C414 1 165 319 11 CERAMIC CHIP 0 1uF 50V C500 1 126 926 11 ELECT 1000uF 20 10V C501 1 165 319 11 CERAMIC CHIP 0 1uF 50V C502 1 165 319 11 CERAMIC CHIP 0 1uF 50V C504 1 115 364 11 ELECT 22000uF 20 16V C505 1 165 319 11 CERAMIC CHIP 0 1uF 50V C506 1 165 319 11 CERAMIC CHIP 0 1uF 50V C507 1 126 941 11 ELECT 470uF 20 25V C508 1 126 941 11 ELECT 470uF 20 25V C509 1 165 319 ...

Страница 91: ...19 423 07 DIODE MA8100 L TX D510 8 719 200 02 DIODE 11E2 TB2 D511 8 719 200 02 DIODE 11E2 TB2 D512 8 719 200 02 DIODE 11E2 TB2 D513 8 719 200 02 DIODE 11E2 TB2 D514 8 719 200 02 DIODE 11E2 TB2 D516 8 719 421 18 DIODE MA8033 L TX D519 8 719 975 40 DIODE RB411D T146 D520 8 719 975 40 DIODE RB411D T146 D521 8 719 975 40 DIODE RB411D T146 D522 8 719 975 40 DIODE RB411D T146 D523 8 719 074 34 DIODE RB4...

Страница 92: ...7 637 00 FUSIBLE 1 5 1 4W F R320 1 216 025 11 RES CHIP 100 5 1 10W R321 1 216 073 00 METAL CHIP 10K 5 1 10W R333 1 216 025 11 RES CHIP 100 5 1 10W R340 1 216 025 11 RES CHIP 100 5 1 10W R341 1 216 025 11 RES CHIP 100 5 1 10W R342 1 216 025 11 RES CHIP 100 5 1 10W R344 1 216 025 11 RES CHIP 100 5 1 10W R345 1 216 295 11 SHORT 0 R346 1 216 295 11 SHORT 0 R349 1 216 025 11 RES CHIP 100 5 1 10W R400 1...

Страница 93: ...SFORMER POWER AEP UK 0T652 1 433 666 11 TRANSFORMER POWER US Canadian 0T652 1 433 668 11 TRANSFORMER POWER AEP UK PW SW BOARD CAPACITOR C781 1 124 584 00 ELECT 100uF 20 10V C782 1 164 159 11 CERAMIC 0 1uF 50V CONNECTOR CN703 1 691 746 11 CONNECTOR BOARD TO BOARD 5P DIODE D781 8 719 301 39 LED SEL2210S D TP STANDBY IC IC781 8 749 011 05 IC GP1U28X TRANSISTOR Q781 8 729 900 65 TRANSISTOR UN4113 TA R...

Страница 94: ... ENGLISH 4 229 644 21 MANUAL INSTRUCTION FRENCH Canadian AEP Singapore 4 229 644 31 MANUAL INSTRUCTION SPANISH PORTUGUESE AEP Singapore 4 229 644 41 MANUAL INSTRUCTION GERMAN DUTCH AEP 4 229 644 51 MANUAL INSTRUCTION SWEDISH ITALIAN AEP 4 981 643 01 COVER BATTERY for RM D43M The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part num ber specif...

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