Sony MXD-D40 - Md Player Service Manual Download Page 63

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MXD-D40

6-15. SCHEMATIC DIAGRAM – MAIN Board (4/4) –

•

See page 70 for IC Block Diagrams.

Note on Schematic Diagram:
• Voltages and waveforms are dc with respect to ground

under no-signal conditions.

no mark : MD, CD STOP

Note:

Be sure to execute the Voltage Adjustment on page 46, whenever the asterisked parts (IC506, R550, R551, RV500), mounted
MAIN board, and CD base unit (BU-21BD53) were replaced.

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Summary of Contents for MXD-D40 - Md Player

Page 1: ... the Optical Pick up Block with 7 mm aperture Laser diode properties Material GaAlAs Revolutions CLV 800 rpm to 1 800 rpm Error correction Advanced Cross Interleave Reed Solomon Code ACIRC Sampling frequency 44 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 d...

Page 2: ...only Outputs Jack type Rated output Load impedance PHONES Stereo phone jack 10 mW 32 ohms ANALOG OUT Phono jacks 2 Vrms at 50 kilohms Over 10 kilohms 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 SON...

Page 3: ... l L l L l L l L l L l L l L l L l L Self Diagnosis Function The deck has a self diagnosis display This function shows a three or five digit display a combination of a letter and figures and the corresponding message so you can check the deck s condition If such a display appears check the following table in order to resolve the problem Should any problem persist consult your nearest Sony dealer T...

Page 4: ...r Select 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 a...

Page 5: ...d time 23 UTOC could be not read within the specified 3time 24 Content of UTOC is erroneous 30 Playing could not start 31 Content of sector is erroneous 40 Cause of retry occurred during normal recording 41 D RAM overflowed and retry was executed 42 Retry was executed during the writing to TOC 43 S F editing was interrupted by retry 50 Address could not be read except in access processing 51 Focus...

Page 6: ...iagram BD MD Board 1 2 54 6 8 Schematic Diagram BD MD Board 2 2 55 6 9 Printed Wiring Board BD MD Board 56 6 10 Printed Wiring Board MAIN Board Side A 58 6 11 Printed Wiring Boards MAIN Side B LOADING Boards 59 6 12 Schematic Diagram MAIN Board 1 4 60 6 13 Schematic Diagram MAIN 2 4 LOADING Boards 61 6 14 Schematic Diagram MAIN Board 3 4 62 6 15 Schematic Diagram MAIN Board 4 4 63 6 16 Printed Wir...

Page 7: ...nhold 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 ohjeid...

Page 8: ...eared 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 5s Canadian model 4 230 771 6s AEP UK models 4 230 771 7s Singapore model 4 230 771 8s 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...

Page 9: ...he waveform 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 e...

Page 10: ...AMS MD 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 ...

Page 11: ... arbitrary numbers Laser power check 6 2 See page 37 Auto check 6 4 See page 38 Temperature compensation offset check 6 1 See page 37 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 C...

Page 12: ...tion check 19 Initial 8 All reset 20 MD Update 9 Software update 21 Sircs 10 Sircs code mode 22 Dump 11 Microcomputer Dump mode 23 CD Aging 12 CD aging 24 Rep 5 off 13 Cancel restriction of repeat five times 25 KeyBoard 14 Keyboard check 26 Special 15 Command Sircs test 27 CD ship 16 Shipment mode SERVICE MODE This set provides various modes for the service Enter the service mode through the proce...

Page 13: ...e AMS MD knob causes all segments of fluorescent display tube to turn off fully and all LEDs to turn on fully 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 the AMS CD knob moves the L...

Page 14: ...sconnect 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 Track information such as copy right information of...

Page 15: ...decimal 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...

Page 16: ... Restrictions 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...

Page 17: ...u y 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 6F...

Page 18: ...ton 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 PC LINK terminal 5 AC power cord Setting the voltage sel...

Page 19: ...HOLDER 55 BU21 Page 26 3 6 MD MECHANISM DECK MDM 7X2A Page 22 3 7 BD MD BOARD Page 22 3 7 OVER WRITE HEAD HR901 Page 22 3 8 HOLDER ASSY Page 23 3 9 LOADING MOTOR ASSY M103 Page 23 3 10 SLED MOTOR ASSY M102 Page 24 3 11 OPTICAL PICK UP KMS 262A Page 24 3 12 SPINDLE MOTOR ASSY M101 Page 25 3 3 CASE Page 20 3 2 LOADING PANEL Page 20 3 7 BD MD BOARD Page 22 3 8 HOLDER ASSY Page 23 Note The process des...

Page 20: ...40 20 3 two claws 4 loading panel 2 1 3 2 LOADING PANEL 3 3 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 ...

Page 21: ...s BVTT3 6 7 front panel assy 4 three screws BVTT3 6 5 two lugs 6 claw 6 claw 3 5 MAIN 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 three screws BVTP 3 8 5 MAIN board ...

Page 22: ...D OVER WRITE HEAD HR901 6 2 screw P1 7 6 3 over write head HR901 Note By means of removing 1 connector CN104 BD MD board can be removed without removing the over write head HR901 Note The over write head HR901 should be handled with care as it is damaged easily 4 Remove four solders 4 Remove five solders 8 BD MD board 1 connector CN104 7 flexible board CN101 5 two screws PWH1 7 3 5 BD MD board sid...

Page 23: ...MXD D40 23 3 8 HOLDER ASSY 3 9 LOADING MOTOR ASSY M103 3 5 6 holder assy 4 boss 1 tension spring holder 4 boss 2 claw 2 two screws PWH1 7 2 5 1 belt loading 3 loading motor assy M103 ...

Page 24: ...B2 6 7 lever CHG 5 With holding the claw slide the slider fully in the direction of arrow A 8 lever head 9 two screws PWH1 7 2 5 0 sled motor assy M102 8 1 flexible board 0 SL base 9 screw P1 7 6 qa optical pick up KMS 262A 7 Pull out the main shaft 6 two screws KTP2 6 4 screw B2 6 5 base BU A 3 gear SD 2 screw M1 7 ...

Page 25: ...ASSY M101 2 spindle motor assy M101 1 three screws M1 7 3 13 CD MECHANISM DECK CDM55B 21BD53 5 screw BVTT3 6 3 screw BVTT3 6 4 fitting plate stopper 6 CD mechanism deck CDM55B 21BD53 1 wire flat type 21 core CN302 2 connector CN301 ...

Page 26: ...rews DIA 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 A 3 2 floating screw PTPWH M2 6 4 holder BU assy ...

Page 27: ...17 CAM CDM55 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 ...

Page 28: ... Press the x CD x MD and YES buttons at the same time Press the AMS MD knob and x MD button to display To 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 Note Do not use the test mode in the Develop group If used th...

Page 29: ...to release 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 ...

Page 30: ...nges 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 display...

Page 31: ...ss a 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 Rec...

Page 32: ...e displayed 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 ve...

Page 33: ...knob 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...

Page 34: ...ser Power Check 6 2 See page 37 6 3 See page 37 6 4 See page 38 Iop Compare Auto Check Replace optical pick up or MDM 7X2A 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 ...

Page 35: ...ments After turning off and then on the power initialize the EEPROM For details refer to 10 WHEN MEMORY NG IS DISPLAYED See page 32 Abbreviation OP optical pick up 7 INITIAL SETTING OF ADJUSTMENT VALUE See page 40 9 TEMPERATURE COMPENSATION OFFSET ADJUSTMENT See page 40 10 LASER POWER ADJUSTMENT See page 40 12 TRAVERSE ADJUSTMENT See page 41 13 FOCUS BIAS ADJUSTMENT See page 42 16 AUTO GAIN CONTRO...

Page 36: ...he adjustments 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...

Page 37: ...laser emission Note After step 4 each time the YES button is pressed the display will be switched between LD 0 7 mW LD 7 5 mW and LD Wp Nothing needs to be performed here Check Location BD MD board see page 44 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...

Page 38: ... up 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 mar...

Page 39: ...on to 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 ...

Page 40: ...3 To end press the 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 w...

Page 41: ...ptical 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 ...

Page 42: ...for 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 44 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 Pr...

Page 43: ... YES 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 ad...

Page 44: ...hecking Loacation 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 Side A BD MD BOARD Side B Note It is useful to use the jig for checking the waveform Refer to Ser vicing Notes on page 9 ...

Page 45: ... 2 Turn 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 RFDC TP VC oscilloscope AC range Note A clear RF signal waveform means that the shape can be clearly distinguished at the center of the wavefo...

Page 46: ...0 R551 or RV500 on the MAIN board perform the adjustment with the following procedure Connection Adjustment procedure 1 Connect the digital voltmeter to TP 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 TP BU 5V TP GND MAIN B...

Page 47: ...NAL PROCESSOR EFM ACIRC ENCODER DECODER SHOCK PROOF MEMORY 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 52 31 33 50 59 48 MNT1 SHOCK MNT2 XBUSY D RESET SQSY ATSY DQSY LDO...

Page 48: ... IIC CLK 15 26 X800 16MHz 13 15 12 S RST X801 10MHz RESET SWITCH Q501 E D Page 49 Page 49 PDOWN RESET A Page 47 B Page 47 C Page 47 F Page 47 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 SPNDL MUTE XRST DAC MUTE LINE MUTE OUT SW IN SW LOAD NEG LOAD POS LEVEL L L...

Page 49: ...3 D524 SYSTEM CONTROLLER CD MECHANISM CONTROLLER IC800 5V MD MECHANISM 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 JOGCD1 JOGCD0 FLCLK FLWITE 38 61 FLCS DISP RESET STB P_DOWN RESET SYS3 5 PH5 ANA5 V BAK P DOWN S RST VCC2 AC VCC1 CD SECTION 5V B B ANALOG LINE OUT CIRCUIT Page 48...

Page 50: ...ss unless otherwise specified f internal component 5 fusible resistor C panel designation A B Line B B Line H adjustment for repair Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Sign...

Page 51: ... OSCI 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 ENCO...

Page 52: ...rinted wiring board of BD CD board is shown only for referring because CD base unit is replaced as a block 3 1 4 5 BD CD BOARD SIDE A 1 677 867 12 12 A B C D E F G 1 2 3 4 5 6 E E E2 B E1 C1 C2 21 S101 LIMIT TP VC TP FE TP TE TP RFDC SPINDLE M SLED M 1 677 867 12 12 BD CD BOARD SIDE B OPTICAL PICK UP BLOCK OP ASSY A MAX 2 A MAIN BOARD CN302 A B C D E F G 1 2 3 4 5 6 Page 58 ...

Page 53: ...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 61 ...

Page 54: ...ct 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 55 Page 55 Page 55 ...

Page 55: ...e page 57 for Waveforms See page 51 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 54 Page 54 Page 54 Page 60 Page 62 ...

Page 56: ... S103 PACK OUT 1 677 920 22 22 BD MD BOARD SIDE A OPTICAL PICK UP BLOCK KMS 262A HR901 OVER WRITE HEAD LIMIT IN S105 REC POSITION S104 PLAY POSITION FLEXIBLE BOARD 1 678 514 11 A B C D E F G H 1 2 3 4 5 6 7 17 D G S D G S 4 5 3 1 E I 3V IOP GND TE FE VC RF TEST PIN 1 2 PROTECT DETECT S102 2 REFLECT RATE DETECT S102 1 1 3 2 2 1 4 3 C MAIN BOARD CN303 B MAIN BOARD CN304 M102 SLED M M103 LOADING M M1...

Page 57: ...01 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 qd XOUT 2 IC800 qd X OUT DISPLAY Board 1 IC751 yg OSCI ...

Page 58: ...ted MAIN board and CD base unit BU 21BD53 were replaced D400 D 3 D509 C 2 D516 D 1 D523 A 5 D526 A 6 IC301 C 9 IC800 C 4 IC801 C 7 Q101 B 10 Q201 B 10 Q501 A 4 Ref No Location Semiconductor Location A BD CD BOARD CN101 1 2 21 20 1 7 2 8 FOR CHECK C BD MD BOARD CN103 16 2 17 1 B BD MD BOARD CN102 26 2 27 1 F DISPLAY BOARD CN701 18 17 2 1 MAIN BOARD SIDE A 1 680 893 11 11 US CND AEP UK SP E A A K FO...

Page 59: ...uctor Location IC502 B 2 IC504 C 2 IC505 D 2 IC506 A 3 Q100 A 8 Q200 A 9 Q300 D 8 Q301 B 9 Q302 D 8 Q400 C 3 Q401 C 3 Q500 C 2 Q502 B 5 Q503 B 6 Q504 A 7 Ref No Location IN OUT OUT R IN MAIN BOARD SIDE B 5 8 4 1 E E R L IN R L OUT ANALOG J300 DIGITAL OPTICAL IN 3 1 B E C 5 8 4 1 5 8 4 1 5 8 4 1 K A A K K A K A 23 33 34 45 1 11 12 22 E A K K K A A A K K E 8 7 14 1 E HP BOARD CN306 CHASSIS B C E 1 6...

Page 60: ...oard 1 4 See page 57 for Waveform See page 70 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 SPDIF BUFFER Page 55 Page 62 Page 61 Page 63 ...

Page 61: ... LOADING Boards See page 57 for Waveform See page 70 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 62 Page 60 Page 63 Page 53 Page 65 ...

Page 62: ...o 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 55 Page 70 Page 60 Page 61 Page 63 ...

Page 63: ...ges and waveforms are dc with respect to ground under no signal conditions no mark MD CD STOP Note Be sure to execute the Voltage Adjustment on page 46 whenever the asterisked parts IC506 R550 R551 RV500 mounted MAIN board and CD base unit BU 21BD53 were replaced Page 60 Page 62 Page 61 Page 67 Page 69 Page 67 Page 69 ...

Page 64: ...SW Boards See page 50 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 MD HD Page 58 ...

Page 65: ... 65 6 17 SCHEMATIC DIAGRAM DISPLAY LP LED PW SW Boards See page 57 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 ...

Page 66: ... 6 18 PRINTED WIRING BOARD TRANS Board Except Singapore See page 50 for Circuit Boards Location There are a few cases that the part isn t mounted in model is printed on diagrams SUB POWER TRANSFORMER Page 59 Page 59 ...

Page 67: ...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 63 Page 63 ...

Page 68: ...68 6 20 PRINTED WIRING BOARDS TRANS SP LF Boards Singapore See page 50 for Circuit Boards Location There are a few cases that the part isn t mounted in model is printed on diagrams SUB TRANSFORMER Page 59 Page 59 ...

Page 69: ...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 63 Page 63 ...

Page 70: ...SSA 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 INTERFACE AUDIO FEATURE PROCESSOR ...

Page 71: ...SYS3 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 ...

Page 72: ...ernal 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 ADI...

Page 73: ...al 17 OSCO O System clock signal 512Fs 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 si...

Page 74: ...emperature 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 3V 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 v...

Page 75: ...e PWM 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...

Page 76: ... detection signal input from the CD block H active 20 TP O Not used open 21 EXT_ON I EXT_ON input terminal 22 CONNECT I Connect signal input terminal 23 TP 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 co...

Page 77: ...er IC IC401 L active 1 74 LOAD_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 MID_OUT_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 7...

Page 78: ... A OPEN 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 94 LEVEL_L I L ch level input from the MD mec...

Page 79: ... CXD2662R IC151 L is input every 13 3 msec Almost all H is input 21 to 24 NC O Not used open 25 XINT I Interrupt status input from the CXD2662R IC151 26 NC O Not used open 27 NC CLIP O Serial data output terminal Not used open 28 NC O Not used open 29 IIC CLK I O Communication data reading clock signal output or transfer clock signal input with the CD mechanism controller IC800 30 IIC DATA I O Com...

Page 80: ...the disc reflection rate detect switch S102 1 L high reflection rate disc H low reflection rate disc 62 VCC Power supply terminal 3 5V 63 NC O Not used open 64 GND Ground terminal 65 LDAD LO O Loading motor drive voltage control signal output for the loading motor driver IC400 H active 66 LOAD OUT O Motor control signal output to the loading motor driver IC400 L active 1 67 LOAD IN O Motor control...

Page 81: ...P I Optical pick up voltage input from the automatic power control circuit 90 to 95 NC O Not used open 96 AVSS Ground terminal for analog system 97 NC O Not used open 98 VREF I Reference voltage 3 5V input terminal for A D converter 99 AVCC Power supply terminal 3 5V for analog system 100 NC O Not used open ...

Page 82: ...he 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 not supplied Front panel section 3 3 4 4 3 CDM55B 21BD53 MDM 7X2A 3 not supplied not supplied Ref No Part No Description Remark Ref No Pa...

Page 83: ...S Canadian 54 X 4953 612 1 PANEL ASSY FRONT AEP UK Singapore BLACK 55 1 677 766 11 PW SW BOARD 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 VOL GOLD 60 4 951 620 01 SCREW 2 6X8 BVTP 61 4 977 593 11 RING DIA 50 ORNAMENTAL AEP UK Singapore BLACK ...

Page 84: ...Canadian 106 4 230 771 51 PANEL BACK US 106 4 230 771 61 PANEL BACK Canadian 106 4 230 771 71 PANEL BACK AEP UK 106 4 230 771 81 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 61 CORD POWER Singapore 0108 1 783 820 11 CORD POWER US Canadian 0108 1 790 226 11 CORD POWER UK 109 1 677 769 11 TRANS BOARD EXCEPT Singapore 109 1 679 008 11 T...

Page 85: ...99 01 LEVER HEAD 308 X 4952 665 1 SPRING SHT ASSY LEAF 309 A 4672 990 F 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 4 226 996 01 LIMITTER EJ 315 4 226 995 01 SLIDER EJ 316 4 226 997 04 SLIDER 317 4 226 998 01 LEVER CHG 318 4 227 006 01 GEAR SA 319 A 4735 075 A HOLDER ASSY 32...

Page 86: ... GEAR LD 367 4 227 008 01 GEAR SC 368 4 227 009 01 GEAR SD 369 4 232 270 01 SCREW 1 7X3 5 PWH HR901 1 500 670 11 HEAD OVER WRITE 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 7 5 MD MECHANISM DECK SECTION 2 MDM 7X2A 359 358 357 355 354 356 360 35...

Page 87: ...226 180 21 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 11 ROLLER 513 4 227 236 01 CHASSIS CDM55C 514 X 4953 233 1 PULLEY AT ASSY 515 4 220 951 02 SHE...

Page 88: ...56 11 CERAMIC CHIP 0 1uF 25V C146 1 117 720 11 CERAMIC CHIP 4 7uF 10V C147 1 117 720 11 CERAMIC CHIP 4 7uF 10V C151 1 117 370 11 CERAMIC CHIP 10uF 10V C152 1 164 156 11 CERAMIC CHIP 0 1uF 25V C153 1 164 156 11 CERAMIC CHIP 0 1uF 25V C154 1 126 206 11 ELECT CHIP 100uF 20 6 3V C155 1 164 156 11 CERAMIC CHIP 0 1uF 25V C156 1 164 156 11 CERAMIC CHIP 0 1uF 25V C157 1 164 156 11 CERAMIC CHIP 0 1uF 25V L...

Page 89: ...2 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 METAL ...

Page 90: ... 249 411 11 CARBON 330 5 1 4W R722 1 249 413 11 CARBON 470 5 1 4W R723 1 249 415 11 CARBON 680 5 1 4W R724 1 249 417 11 CARBON 1K 5 1 4W R725 1 249 419 11 CARBON 1 5K 5 1 4W R726 1 249 421 11 CARBON 2 2K 5 1 4W R727 1 249 425 11 CARBON 4 7K 5 1 4W R728 1 249 429 11 CARBON 10K 5 1 4W R731 1 249 411 11 CARBON 330 5 1 4W R732 1 249 413 11 CARBON 470 5 1 4W R733 1 249 415 11 CARBON 680 5 1 4W R734 1 2...

Page 91: ...D 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 638 A MAIN BOARD COMPLETE AEP UK A 4725 645 A MAIN BOARD COMPLETE US Canadian A 4725 653 A MAIN BOARD COMPLETE Singapore 7 685 546 19 SCREW BTP 3X8 TYPE2 N S 7 685 871 01 SCREW BVTT 3X6 S CAPACITOR C100 1 128 551 11 ELECT 22uF 20 25V C101 1 16...

Page 92: ...LECT 100uF 20 16V C413 1 165 319 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 ELEC...

Page 93: ...E 2 D512 8 719 200 02 DIODE 10E 2 D513 8 719 200 02 DIODE 10E 2 D514 8 719 200 02 DIODE 10E 2 D516 8 719 421 18 DIODE MA8033 L D519 8 719 975 40 DIODE RB411D D520 8 719 975 40 DIODE RB411D D521 8 719 975 40 DIODE RB411D D522 8 719 975 40 DIODE RB411D D523 8 719 074 34 DIODE RB495D T146 D524 8 719 988 61 DIODE 1SS355TE 17 D526 8 719 988 61 DIODE 1SS355TE 17 GROUND TERMINAL EP300 1 537 771 21 TERMIN...

Page 94: ...7 00 FUSIBLE 1 5 1 4W R320 1 216 025 11 RES CHIP 100 5 1 10W R321 1 216 073 00 METAL CHIP 10K 5 1 10W R332 1 216 025 11 RES CHIP 100 5 1 10W R333 1 216 025 11 RES CHIP 100 5 1 10W R334 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...

Page 95: ...0RY600 1 755 299 11 RELAY SWITCH 0S600 1 771 474 11 SWITCH POWER VOLTAGE SELECTER TRANSFORMER 0T602 1 435 691 11 TRANSFORMER POWER 1 677 766 11 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 STANDBY IC IC781 8 749 011 05 IC GP1U28X TRANSISTOR Q781 8 729 90...

Page 96: ... POWER US Canadian 0T651 1 435 649 11 TRANSFORMER POWER AEP UK HARDWARE LIST 1 7 685 204 19 SCREW KTP 2X6 TYPE2 NON SLIT 2 7 685 534 19 SCREW BTP 2 6X8 TYPE2 N S 3 7 685 871 01 SCREW BVTT 3X6 S 4 7 685 850 04 SCREW BVTT 2X3 S 5 7 685 646 79 SCREW BVTP 3X8 TYPE2 TT B ACCESSORIES PACKING MATERIALS 1 476 045 11 REMOTE COMMANDER RM D43M 1 766 263 11 CORD CONNECTION AUDIO 0 1 569 008 21 ADAPTOR CONVERS...

Page 97: ...97 MXD D40 MEMO ...

Page 98: ...king the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2001 03 New 1 1 2004 11 Change of Part No for Ref No 501 on EXPLODED VIEWS SPM 04124 1 2 2005 03 Change of Part for Ref No 314 315 on EXPLODED VIEWS SPM 05011 ...

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