Sony MZ-E90 User's Manual
Contents
1. COMPARATOR 1C902 PWM PFM CONTROL C901 ERVO SYSTEM CONTROL SECTION SERVO SYS CONTROL SECTIO MD AOUTL gt UNREG p Signal path SECTION AOUTR gt AMP gt MD Page 18 B EEPROM B 0907 1 802 0907 1 TT DVDD MON 5 ED V gt 0 19 B 0802 SYSTEM 53 0901 CONTROL oo O VREF 10 1 vpp 40 1 i MCLK 79 Oon SINT B B 2 C wp 0903 0903 i XRST 87 XRST AVDD 10 rires S MON MD AS SWITCHING SECTION PD 43 APC REF 0301 Page 18 SSB CLK 35 SBUS CLK SSB DATA 36 SBUS DATA HE MUTE MO HP STB 71 S0 64 S0 KEY EN 26 81 4 65 81 RMCKEY 7 SLED VOLTAGE MONITOR 0801 10552 KWAKE RMC 83 al2. DECODER FO2 62 H2PG1 3 64 0 VCC1 STANDBY EACH BLOCK 0 BEMF COMPARATOR PRE DR IC802 AK93C55AV L INSTRUCTION REGISTER INSTRUCTION DECODE CONTROL AND CLOCK GENERATION GENERATOR VPP I DECODER ADD BUFFERS DATA REGISTER lt R W AMPS AND AUTO ERASE EEPROM 8 voc KBUSY 6 RST 5 GND NOTE The mechanical parts with no reference number in the exploded views are not supplied Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items Abbreviation FR French model 7 1 MAIN UNIT SECTION SECTION 7 EXPLODED VIEWS XX and X mean standardized parts so they may have some difference from the original one Color Indication of Appearance Parts Example KNOB BALANCE eee as Er Parts Color Cabinet s Color Accessories and packing materials are given in the last of this parts list The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified
3. 0907 B SWITCH R924 470k 470k F 0 5 t 0 5 l R921 R925 C811 FER cT Gi 0908 6 3V POWER SUPPLY VOLTAGE CONTROL SWITCH R916 330k PWM PFM CONTROL Tom j SWITCHING REQULATOR VOLTAGE T CLV MON W MON I TOR CLV MON V gt CLV MON U RBBB PWM PFM CONTROL ATK WITCHI Lw1 4 902 REGULATOR o BE SLD CON 2R TP555o gt AR 808 TP556 Ee 5 uum 2541588 8 SLD CON 2F 5 mwi I p E SLD CON IRTP5820 1 BD6602KUT FOCUS TRACKING COIL DRIVE 8 So con iewe gi a F12 SPINDLE SLED MOTOR DRIVE Fat e SE re ee 12 2502153 TP565 RBSS2 0901 63 ot B SWITCH PWM CONTROL SWITCH He TP558 o L 5 EE aa aa aa ei ni i ___ Ei A ki 3 lt 35 gt 36 gt SLED MOTOR 37 gt AFE ARRE 08 08 09 og 38 gt gt BOARD L553 L554 gt 39 gt 474 224H 22aH zi MOTOR B 3 Jaaa Page 31 L gt o FLEXIBLE 33 gt gt gt gt ais Pis ai Aa BOARD The 22 5333 B 8 8 85 TOTAL CURRENT PLAY 40mA PAUSE 36mA FF REW 60mA DRY BATTERY SIZE AA EC DESIGNATION R6 IPC 1 5V Note CHASSIS All capacitors are uF unless otherwise noted pF uF amm c SEE SIC 50 7775 00 50 WV or less are not indicated except for electrolytics and tantalums All resistors
4. GND VREFIN ATRAC DECODER y ctc z oa x x xxcotuvxwoo cob5bzozoto o 3 O GO 5 OUTB BEEP OUTA B PWR GND ROUT DET AGCIN 2 Of CAS VREF WITH SOFT START CE IC902 XC6368B101MR PWM PFM CONTROLAR PHASE COMPENSATION RAMP WAVE GENERATOR OSC GND BUFFER DRIVER EXT 602 MN41K17400CTT 10T1 TIMING AND CONTROL ROW ADDRESS BUFFERS 1 0 BUFFER ROW DECODER COLUMN ADDRESS BUFFERS COLUMN DECODER 903 5 8328 20 2 552 TLC372CPW NC VDD VOUT SOFT START CIRCUIT IC551 BD6602KUT H4VM 51 PRE DRIVE PRE DRIVE H2VM 61
5. 10K FB801 1 414 228 11 FERRITE BEAD INDUCTOR R202 1 216 827 11 METAL CHIP 3 3K FB802 1 414 228 11 FERRITE BEAD INDUCTOR R203 1 216 797 11 METAL CHIP 10 R204 1 216 829 11 METAL CHIP 4 7K lt IC gt R301 1 216 803 11 METAL CHIP 33 R302 1 216 831 11 METAL CHIP 6 8K IC301 8 759 598 15 TA2131FL EL IC302 8 759 665 50 AK4352VT E2 R501 1 216 839 11 METAL CHIP 33K 501 8 759 657 49 SN761055DBT R502 1 216 853 11 METAL CHIP 470K IC551 8 759 657 50 BD6602KUT R503 1 216 827 11 METAL CHIP 3 3K 1C552 8 759 358 40 IC TLC372CPW E20 R504 1 216 821 11 METAL CHIP 1K R505 1 216 864 11 METAL CHIP 0 IC601 8 759 657 48 uPD63732GC 9EU 602 8 759 559 57 41 17400 10 1 R506 1 216 793 11 RES CHIP 4 7 801 8 759 659 63 RU6915MF 0006 R507 1 216 843 11 METAL CHIP 68K 10802 8 759 449 23 AK93C55AV L R508 1 216 864 11 METAL CHIP 0 IC803 8 759 665 49 S 80818ANNP EDF T2 R509 1 216 864 11 METAL CHIP 0 R513 1 216 864 11 METAL CHIP 0 IC901 8 759 665 47 5 8328 24 16902 8 759 657 26 XC6368B101MR R514 1 216 864 11 METAL CHIP 0 IC903 8 759 665 48 5 8328 20 2 R551 1 216 833 11 10K R552 1 216 833 11 RES CHIP 10K lt JACK gt R553 1 216 829 11 METAL CHIP 4 7K R554 1 216 829 11 METAL CHIP 4 7K J301 1 778 368 11 JACK HEADPHONE R555 1 216 829 11 METAL CHIP 4 7K lt COIL gt R556 1 216 829 11 METAL CHIP 4 7K R601 1 216 803 11 METAL CHIP 33 L501 1 412 006 31 INDU
6. The battery has gone out LOW flashes in the display on the remote control and the power goes off Battery Life Approximately 12 hours of playback can be expected with one LR6 size AA alkaline battery not supplied Note The battery life may shorter depending on operating conditions and temperature of the location Continued on next page PORTABLE MINIDISC PLAYER SON Y Dimensions Approx 81 x 25 x 74 mm w h d 3 1 4 x 1 X3 in not including projecting parts and controls Mass Approx 95 3 4 oz the player only Approx 136 g 4 8 oz incl a premastered MD and a LR6 size AA alkaline battery Supplied accessories Headphones with a remote control 1 Carrying pouch 1 Design and specifications are subject to change without notice Precautions for Laser Diode Emission Check When checking the emission of the laser diode during adjust ments never view directly downwards as this may lead to blindness Precautions for Using Optical Pick up LCX 2E As the laser diode inside the optical pick up damages by static electricity easily solder the laser tap of the Optical pick up flexible board when handling Also take the necessary measures to prevent damages by static electricity Handle the Optical pick up flexible board with care as it breaks easily A V Laser tap Optical Pick up flexible board SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK A
7. AwDw C TON S MONITOR 41 S MONIT Tpp Wpp in T COUNT SERIAL VF IC302 AK4352VT E2 CLOCK DIVIDER SERIAL INPUT INTERFACE 8X Le INTERPOLATOR MODULATOR AX 8X Le INTERPOLATOR MODULATOR AX DE EMPHASIS CONTROL IC601 UPD63731GC 9EU amp ADIP DATA 2 SBA SBW SBR SUBWADIP DECODER ACWDCK SECTOR DECODER ACBYCK DECODER AC DATA EFM DATA A B ECC DATA EBA WR REQ etc RD DT ECC SSB CONTROL MONITOR 1 0 etc ATDT XATWE DREQ XBUSY 01 52 PWSTB 6566909696 8545568 289295 4 TA2131FL ie ENE z DRAM 8 PERIPHERAL CONTROL ADDRESS GENERATOR
8. ap y im c LRO INTERPOLATOR MODULATOR 1 LPF i 14 EXP 1 X ee AE f Op gt X kx a e RAMP S DEFECT upata GO 2 gt SATA gt INPUT gt ED FOCUS BCK gt INTERFACE ne ov Q x 5119 gt 26808 4 OFTRK 1 4 Le 8x m AOUTR 43 E gt AOUTR gt gt 5 16 gt TRACKING INTERPOLATOR MODULATOR ERROR ig P 0 7 17 gt 4 ABCD 0907 F i Q B 7 gt 3 FE ig 18 gt 5 TE CLOCK 1 4 MCLK 60 M DIVIDER eh TPP WPP D M 9 18 2 AVCC MONS x 0907 O TFOUT I gt TH LASER TR OUT 22 gt TRI LD A AUTO POWER FR OUT 23 gt FRI yA N CONTROL FF OUT 24 gt FFI DK Sent T COUNT T COUNT 12 COUNT VREF AVCC 0907 MCLK ADIP IN AVCC T SINT 60 SINT AVCC P 20 00 ADIP 8 ADIP SCK 09 WA Og XRST S BUS Q9 St 19 KRESET SERIAL SCK VF XRST i S MON PD SSB CLK SSB DATA 50 51 2 TRK TRACKING COIL 1 TRK 7 SERVO SYSTEM CONTROL 4 FCS SECTION FOCUS Page 19 COIL 3 FCS 04 17 _ 18 2 SERVO SYSTEM CONTROL SECTION Page 19 SECTION Page 19 SECTION Page 19 6 2 2 SERVO SYSTEM CONTROL BLOCK DIAGRAM MAIN BOARD MZ E60
9. 9 SLD 2 MON RMC DTCLK 63 38 SLD 1 MON 5 5806 5807 5808 DIGITAL MEGABASS AVLS HOLD FOCUS TRACKING COIL DRIVE QD XIN 1977 NOAM ce LIMIT mE SPINDLE SERVO MOTOR DRIVE X601 L C551 16 9344 2 46 xouT AA I B B Ton TRK 29 Fi 60 PREDRIVE AVLS SW 27 Ri RE HOLD SW 23 MD MD SET KEY SECTION Q SECTION Page 18 KWAKE SET 34 NAM MN MM Page 17 FOS ar OPEN CLS SW 32 lt MINIDISC PREDRIVE ADJUST 77 5801 MECHANISM FRI OPR LED 81 D802 5809 15 4 Fin fie file BLOCK FCS 2 TAP801 b E x A PPT eee OPERATE CLOSE 4 M902 104551 5805 5804 5803 5802 SLED oS gju 53 SLD 1R CON m ppp i wees PREDRIVE 64 SLD 1F CON 8 7 68 SLD VCON 16803 B VOL I D901 SLED2 ven a 6 PREDRIVE 55 SLD 2R CON MRST 3 0UT Cane CSLEDE 5 56 SLD2F CON XREBOOT TEE vss 5 D903 0908 1 B B 4 00 er ni PWM PFM CONTROL ao ie 10903 UNREG MON 2 om 19095 46 SUPPLY EXT 5 VOLTAGE CONTROL ot RM VCOM 44 SWITCH 1 vour SPINDLE 45 C 0906 m 0907 A CLVU EN in T 48 Cl 49 O oO 3 PREDRIVE DECODER EP o Q904 1 2 3 CLYW Il 42 CI 5 di DRY BATTERY ee ae von SIZE TO EACH B SWITCH DESIGNATION R6 BLOCK d 51 DRV VCON VG CON 24 Q902 1PC 1 5V TO BE
10. 0 2 2 2 4 SSB CLK 0 1 1 SSB DATA 0 1 1C802 m SLD_1_MON 2 4 Stas um AK93C55AV L SLD 2 MON 2 4 88 8888 1 1 1 1 2 4 gt gt 0 gt gt gt HT 0 00000000 lt 35 gt 4 un lt 37 9 MAIN BOARD 3 4 lt a gt Page 30 lt 38 K gt gt X lt 39 a 2 2 oj oj o e e 1 ddd 4 kis l erere SRE SLD_V_CON CX J Note e Waveform MODE PLAY All capacitors are in uF unless otherwise noted pF uF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are in 4 W or less unless otherwise specified 4 Line Power voltage is dc 1 5V and fed with regulated dc power supply from battery terminal Voltage and waveforms dc with respect to ground under no signal conditions no mark PB 31 Voltages are taken with a VOM Input impedance 10 Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms 32 5 0 2V div 0 05us div 16 9344 2 IC801 1 XIN 6 6 IC BLOCK DIAGRAMS IC501 SN761056DBT 820mV ALFA B lJ BB TEC 7 D C TONC 7 TWppC
11. 01 SPACER KNOB 23 3 045 221 01 RETAINER REAR SPACER CHASSIS 7 2 MECHANISM DECK SECTION MT MZE60 169 MOTOR FLEXIBLE BOARD SCREW M1 4 PRECISION PAN SCREW M1 4 PRECISION PAN Ref No Part No Description 51 1 675 668 11 52 4 963 883 42 53 X 4951 926 1 CHASSIS ASSY 54 4 222 206 01 SPRING THRUST 55 4 222 216 01 GEAR SA 56 3 338 645 31 WASHER 0 8 2 5 57 4 963 883 31 58 3 349 825 21 SCREW The components identified by mark or dotted line with mark are critical for safety Replace only with part number Les composants identifi s par une marque sont critiques pour la s curit Ne les remplacer que par une pi ce specified portant le num ro sp cifi Remark Ref No Part No Description Remark 59 4 222 208 01 GEAR SB 60 4 222 204 01 BEARING 61 4 222 203 01 SCREW LEAD A62 X 4952 387 1 SERVICE ASSY OP LCX 2E 63 4 222 205 01 SPRING RACK M901 8 835 666 01 MOTOR DC SSM 01C14A C NP SPINDLE M902 1 763 399 11 MOTOR DC SLED WITH PULLEY GEAR 38 NOTE Due to standardization replacements the parts list may be different from the parts specified in the diagrams or the components used on the set XX and X mean standardized parts so they may have some difference from the original one SECTION 8 ELECTRICAL PARTS LIST Items marked are not stocked since they are seldom required for routine service Some de
12. 9271 e H 6 S O e 525 C B 4 TP574 TP572 TP52 P576 P D 4 T0 E 4 P809 TP610 TP E N TP527 TP61 3 OT PONS 0 P612 TP611 7 604 80 D M TP606 TP60 MINI DISC 4 an TP615 5 OPTICAL PICK UP BLOCK LOX 2E E J301 m wa O M901 SPINDLE j MOTOR mag G H MOTOR FLEXIBLE BOARDI 1 675 668 12 23 24 MZ E60 6 3 2 SCHEMATIC DIAGRAM MAIN BOARD 1 4 Refer to page 33 for IC Block Diagrams MAIN BOARD 1 4 8 8 805 0555508 05020505 8 8 808 o808080808 EVEVEVE JEVEVEVE JEVEVEVEVE sj s 0 524 o fal e TP501 TRK Ine TP502 TRK TRK 5030 Fcs 5 ird 0 irs QTP527 3 lt 2 ola 1 m nja gt ojm 1 20 EH ER 4 ER C802 0 018 0 vss _ ER PG Ho SV C603 0 018 0 2 F a u C604 0 01 8 5 gt ADIP ar e VRT3 10 VSS ADC 1C601 grpsze ims T OPES _ af ATRAC
13. an MD Insert an MD and press the lid to close Press OPEN With label facing front insert disc in direction of the arrow instruction manual This section is extracted from Other disc operation 4 this Beeps the headphones Pause Press Il on the remote control Continuous short beeps Press HI on the remote control again to resume play Find the Press H once beginning of Press the control the current towards 44 on the track remote control Three short beeps Find the Press 44 repeatedly beginning of Press the control the previous towards 44 on the tracks remote control repeatedly Continuous three short beeps Find the Press Be once beginning of Press the control the next track towards B gt PSI on the remote control Two short beeps Go backwards Hold down 44 while Press and hold the playing control towards 44 on the remote control Go forward Hold down b gt while Press and hold the playing control towards gt on the remote control Remove the Press and then MD press OPEN If playback does not start Make sure the player is not locked For details see To lock the controls HOLD Display window while playing back For details see To know the track name and time Track name or elapsed time of the track being played Track number Tips The OPERATE lamp on t
14. are in Q 4W or less unless otherwise specified indicates tolerance B Line Power voltage is 1 5V and fed with regulated dc power supply from battery terminal Voltage is dc with respect to ground under no signal condition no mark PB Impossible to measure Voltages are taken witha VOM Input impedance 10 Voltage variations may be noted due to normal produc tion tolerances 29 30 MZ E60 6 3 5 SCHEMATIC DIAGRAM MAIN BOARD 4 4 Refer to page 35 for IC Block Diagrams MAIN BOARD 2 4 Page 27 A 4 N AA A A A A A AA AA AAA IG Q a Q me 2 8 b ES S Sa KAE 588 EN Y a NC Y a MAIN BOARD 4 4 lt 30 gt MAIN BOARD 3 4 lt 30 X 30 di C803 1C803 80818ANNP EDF T2 I RESET I 3 pr 2 8 E 4 R804 470 0 2 3 1 2 MAIN BOARD 1 4 lt 73 2r Page 26 lt 8 2 3 lt 3 gt _ lt 10 gt 1C801 s DBBO SYSTEM CONTROLL I 2 3 Q9 16801 TLSU1002 2 4 RU6915MF 0006 mg OPERATE R816 2 2k
15. es po 7 re 4 st LL acf 1 mE TERT 43 R503 9 3x 470 0 022 0 9 MNA IKIJASOCTT IOTI e Va SA1577 QR Rays 2 4 24 A X E2 EG I MINIDISC AUTO POWER 316 ii 4 7 6 3V 4 10k k E AES er CUR youn 20 id T 2o irevnEr 2 16303 4 7 8 3v vol 7 em m o MAIN t 62 Page 27 x 5 gt E 3 al a lt 7 gt al 9 a al MAIN gt PE gt Page 31 wy Y Y M Y Y MAIN BOARD 3 4 Page 29 Note All capacitors are in uF unless otherwise noted pF uuF B Line 50 WV or less are not indicated except for electrolytics Power voltage is dc 1 5V and fed with regulated dc power and tantalums supply from battery terminal All resistors are in 4W or less unless otherwise Voltage and waveforms are dc with respect to ground specified under no signal conditions Note Note no mark PB Me Impossible to measure The components identi Les composants identifi s par fied by mark A or dotted margue A sont critigues Voltages are taken with a VOM Input impedance 10 Waveforms line with mark are criti pour la s curit Voltage variations may be noted due to normal produc cal for safety Ne les remplacer que par une d 1 100mV div Sus div 2 5mV div 1us div Replace only with part pi ce portant le num ro Aa 2000090900009 i number specifie
16. set ting the Overall Adjustment mode within the TEST MODE Before performing these automatic adjustments it is necessary to clear the memory and adjust the power in the Manual mode 5 2 NOTES FOR ADJUSTMENT 5 2 1 Jigs e CDdisc TDYS 1 part code 4 963 646 01 e MO disc PTDM 1 part code J 2501 054 A or commercially available MO disc recorded Digital voltmeter 5 2 2 Adjustment sequence The adjustments should be always performed in the following sequence D Reset NV Clear the memory Manual mode 2 Overall CD adjustments Overall adjustment mode Overall MO adjustments 5 2 3 Power A stablized power supply is used to supply 1 5 V DC to the battery terminal Otherwise an AA alkali battery with the remaining level of 1 5 V DC or more is used In this case make sure that the battery indication on the remote control is FULL 5 3 RESET NV 5 3 1 How to reset NV 1 Set the TEST MODE See page 10 2 Set the Manual mode and set the item No 021 Reset NV LCD display Lic I AAASCC 3 Press KE key on the remote control LCD display I AAASCC Note CC is blink 4 Press KE key the remote control again LCD display Lic AAASCC Note CC blink Finish the CC light on 5 Press IM key to terminate the Manual mode and return to the TEST MODE 5 4 OVERALL ADJUSTMENT MODE 5 4 1 Overall adjustment mode structure Overa
17. 1 you can fast forward rewind without listening to the playback sound Once you open the lid the point to start playback will change to the beginning of the first track Appears only with MDs that have been electronically labeled SECTION 3 DISASSEMBLY Note This set can be disassemble according to the following seguence Set gt Panel Assy Upper Holder Assy Mechanism T Main Board Service Assy OP Note Follow the disassembly procedure in the numerical order given 3 1 PANEL ASSY UPPER screws 1 4 MI 3 2 HOLDER ASSY 3 3 MECHANISM DECK sheet BLIND 9 screw MD step e D mechanism deck 3 4 MAIN BOARD Note When installing fit the knobs HOLD MB and the switchs S806 807 808 screws 1 7x2 5 screws 1 7x2 5 3 7 SERVICE ASSY OP M 1 4 washer service assy SECTION 4 TEST MODE 4 1 GENERAL When entered the TEST MODE this set provides the Overall Adjustment mode which allows CD and MO discs to be auto matically adjusted In the Overall Adjustment mode the system discriminates between CD and MO discs performs adjustments in sequence automatically and displays the faulty location if any fault is found In the Manual mode selected adjustments can be performed automatically The attached remote control is used to operate the TEST MODE Unless otherwise specified in the tex
18. 16W specified The components identified by mark or dotted line with mark are critical for safety Replace only with part number Les composants identifi s par une marque sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi 41 MZ E60 Sony Corporation Hr 2000A0478 1 9 927 633 11 Personal Audio Division Company Printed in Japan 2000 1 42 Published by General Engineering Dept
19. 3 During each test mode the display is changed from one to another each time DISPLAY is pressed Address Value amp Adjustment Value LCD display O I I XXXSXX Block Error Value amp Adjustment Value LCD display O I 1 XxX BXX ADIP Error Value amp Adjustment Value LCD display ii XX AXX Jitter Value amp Adjustment Value LCD display DI Asy Mmetry Feed Back Gain Value 8 Adjustment Value LCD display Oi i XX RXX Power Adjustment Value LCD display 43 1 XX UXX Memory Monitor Mode KKK Each Value KK Adjustment Value for Item number Note In the Power mode the power adjustment value is only displayed 4 During each test press and hold down PI WB key or 4 4 key for a while to move the optical pickup on the sled outer or inner perimeter 5 To terminate the Manual mode and return to the TEST MODE press key 4 5 OVERALL ADJUSTMENT MODE 4 5 1 Outline of the function This mode is designed to adjust the servo system automatically by going through all the adjustment items Usually this mode is used to perform automatic adjustments when servicing the set For further information refer to section 5 ELECTRICALADJUST MENTS page 12 cbe SECTION 5 ELECTRICAL ADJUSTMENTS 5 1 GENERAL In this set CD and MO discs can be automatically adjusted by
20. 4 8 R837 8825 B 5 0852 f R817 0802 9 1601 e 0853 R818 D a o Ergo TP813 R822 C854 R823 E 802 Baer 0609 3 5 614 608 3 amp 18 Oo ors Ress 3 4 208 F gg 255 X601 D351 A 0353 2 is Hs gt 103 R809 Root 80 e 3 C304 G nl e e e re 801 5 3 8 580671 0813 t 5806 S807 6551 83 pS 139 18 55 remm DIGITAL MEGABASS AVES O gt 3 Si 2 1 0 SER LIMIT NORM amp le 201 Foi 3 T 5 8 T 6552 S 202 102 809 3 Le TP825 2 BE LO LO CHASSIS z l 1 676 495 04 Note parts extracted from the conductor side Caution Main board is four layer printed board internal component Pattern face side Parts on the pattern face side seen from the However the patterns of layers 2 and 3 have not been in Pattern from the side which enables seeing Side B pattern face are indicated cluded in this diagrams her layer s patterns are not indicated Parts face side Parts on the parts face side seen from the Side A parts face are indicated D 22 MZ E60 14 13 12 11 10 9 8 7 6 5 4 3 2 1 DRY BATTERY SIZE AA IEC DESIGNATION R6 Semiconductor MAIN BOARD SIDE B 1PC 1 5V Location H 5 x G 10 G 13 G1 TP522 5 D 4
21. 5 26 P P 3 cel ses MES es 5 5 T T T HT TP826 Tas CHASSIS 0801 RMC CONTROL SWITCH 0802 KEY ENCODER SWITCH YY Q S YY Y Y Y Y Y Y Y Y Y IN 2 v MAIN BOARD 4 4 Page 31 Note All capacitors are in uF unless otherwise noted pF upF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are Q 1 4 or less unless otherwise specified indicates tolerance panel designation B Line Power voltage is dc 1 5V and fed with regulated dc power supply from battery terminal Voltage is dc with respect to ground under no signal condition no mark PB Impossible to measure Voltages are taken with a VOM Input impedance 10 Voltage variations may be noted due to normal produc tion tolerances Signal path E gt PB 97 28 MZ E60 6 3 4 SCHEMATIC DIAGRAM MAIN BOARD 3 4 Refer to page 34 for IC Block Diagrams SWITCH 0903 188987 PWM PFM CONTROL SWITCHING REGULATOR 7 7 4 4 ue 33 gt 2 4 2 4
22. 51 1 164 156 11 CERAMIC CHIP O iuF 25V C554 1 107 765 11 TANTAL CHIP 3 3uF 20 16V C952 1 125 976 11 TANTAL CHIP 150uF 20 2 5V 555 1 135 238 21 TANTAL CHIP 6 8uF 20 10V C556 1 135 238 21 TANTAL CHIP 6 8uF 20 10V 557 1 164 677 11 CERAMIC CHIP 0 033uF 10 16V 39 MAIN Ref No Part No Description Remark Ref No Part No Description lt CONNECTOR gt Q801 8 729 905 35 TRANSISTOR 2SC4081 R Q802 8 729 046 48 FET FDV303N CN501 1 778 168 11 FFC FPC ZIF 20P 0901 8 729 044 50 TRANSISTOR 2502153 551 1 784 228 21 FFC FPC ZIF 8P 0902 8 729 230 60 TRANSISTOR 2SA1586 YG 0903 8 729 046 48 FET FDV303N lt DIODE gt Q904 8 729 402 16 TRANSISTOR XN4608 D351 8 719 017 58 DIODE MA8068 Q905 8 729 809 46 TRANSISTOR 2SD1935 CT6 D352 8 719 056 72 DIODE UDZ TE 17 2 4B Q906 8 729 420 44 TRANSISTOR UN5210 0353 8 719 056 72 DIODE UDZ TE 17 2 4B Q907 8 729 046 48 FET FDV303N 0354 8 719 056 80 DIODE UDZ TE 17 5 1B Q908 8 729 046 48 FET FDV303N D802 8 719 061 82 LED TLSU1002 TPX1 SONY OPERATE lt RESISTOR gt 0855 8 719 066 17 DIODE FTZ6 8E T148 D901 8 719 072 27 DIODE MA2Z748001S0 R101 1 216 833 11 RES CHIP 10K 0902 8 719 049 09 DIODE 155367 35 R102 1 216 827 11 METAL CHIP 3 3K 0903 8 719 049 09 DIODE 155367 35 R103 1 216 797 11 METAL CHIP 10 R104 1 216 829 11 METAL CHIP 4 7K lt FERRITE BEAD gt R201 1 216 833 11
23. 853 11 METAL CHIP 470K 5 R821 1 216 857 11 METAL CHIP 1 5 R822 1 216 845 11 METAL CHIP 100K 5 R823 1 216 864 11 METAL CHIP 0 5 R824 1 218 871 11 METAL CHIP 10K 0 5 R825 1 218 887 11 METAL CHIP 47K 0 5 R826 1 216 857 11 METAL CHIP 1 5 R827 1 216 857 11 METAL CHIP 1 5 R832 1 216 845 11 METAL CHIP 100K 5 R833 1 216 864 11 METAL CHIP 0 5 R835 1 216 864 11 METAL CHIP 0 5 R836 1 216 839 11 METAL CHIP 33K 5 R837 1 216 864 11 METAL CHIP 0 5 R902 1 216 853 11 METAL CHIP 470K 5 R903 1 216 857 11 METAL CHIP 1 5 R911 1 216 864 11 METAL CHIP 0 5 R912 1 218 895 11 METAL CHIP 100K 0 5 R913 1 218 911 11 METAL CHIP 470K 0 5 R914 1 218 883 11 METAL CHIP 33K 0 5 R915 1 216 863 11 RES CHIP 3 3M 5 R916 1 216 851 11 METAL CHIP 330K 5 R917 1 216 853 11 METAL CHIP 470K 5 R919 1 216 829 11 METAL CHIP 4 7K 5 R920 1 216 864 11 METAL CHIP 0 5 R921 1 218 879 11 METAL CHIP 22K 0 5 R922 1 218 895 11 METAL CHIP 100K 0 5 R923 1 218 911 11 METAL CHIP 470K 0 5 R924 1 218 911 11 METAL CHIP 470K 0 5 R925 1 218 891 11 METAL CHIP 68K 0 5 R926 1 216 853 11 METAL CHIP 470K 5 R927 1 216 857 11 METAL CHIP 1 5 R928 1 216 857 11 METAL CHIP 1 5 R929 1 216 823 11 METAL CHIP 1 5K 5 lt NETWORK RESISTOR gt RB551 1 233 965 11 RES NETWORK CHIP TYPE 4 7K RB552 1 233 979 11 RES NETWORK CHIP TYPE 1M RB802 1 233 977 11 RES NETWORK CHIP TYPE 470K SWITCH S801 1 771 138 21 SWITCH KEY BOARD S802 1 771 138 21 SWITCH KEY BO
24. 8uF 10 25V C814 1 164 156 11 CERAMIC CHIP 0 1uF 25V C505 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C815 1 164 156 11 CERAMIC CHIP O iuF 25V C509 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C851 1 164 156 11 CERAMIC CHIP 0 1uF 25V C510 1 162 962 11 CERAMIC CHIP 470 10 50V C852 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C511 1 164 156 11 CERAMIC CHIP 0 1uF 25V C853 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C512 1 162 969 11 CERAMIC CHIP 0 0068uF 10 25V C854 1 164 156 11 CERAMIC CHIP O iuF 25V C513 1 125 837 11 CERAMIC CHIP 1uF 10 6 3V C901 1 119 749 11 TANTAL CHIP 33uF 20 4V C514 1 125 837 11 CERAMIC CHIP 1uF 10 6 3V C903 1 110 975 11 TANTAL CHIP 47uF 20 6 3 C515 1 162 967 11 CERAMIC CHIP 0 0033uF 10 50V C904 1 110 975 11 TANTAL CHIP 47uF 20 6 3V C516 1 162 945 11 CERAMIC CHIP 22 5 50V C906 1 162 923 11 CERAMIC CHIP 47PF 5 50V C517 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C907 1 109 982 11 CERAMIC CHIP uF 10 10V C518 1 117 720 11 CERAMIC CHIP 4 7uF 10V C908 1 119 749 11 TANTAL CHIP 33uF 20 4V C521 1 164 677 11 CERAMIC CHIP 0 033uF 10 16V C909 1 162 962 11 CERAMIC CHIP 470 10 50 C524 1 117 920 11 TANTAL CHIP 10uF 20 6 3V 910 1 162 923 11 CERAMIC CHIP 47PF 5 50V C551 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C911 1 104 630 11 TANTAL CHIP 33uF 20 6 3V C552 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C912 1 162 966 11 CERAMIC CHIP 0 00220 10 50V C553 1 107 765 11 TANTAL CHIP 3 3uF 20 16V C9
25. ARD gt gt I B gt S803 1 771 138 21 SWITCH KEY BOARD 5804 1 771 138 21 SWITCH KEY BOARD VOL 5805 1 771 138 21 SWITCH KEY BOARD VOL 5806 1 762 079 11 SWITCH SLIDE DIGITAL MEGABASS 5807 1 762 078 11 SWITCH SLIDE AVLS 5808 1 762 078 11 SWITCH SLIDE HOLD 5809 1 762 342 11 SWITCH PUSH 1 KEY OPEN CLOSE lt VIBRATOR gt X601 1 767 621 11 VIBRATOR CERAMIC 16 9344MHz MAIN Remark Ref No Part No Description Remark 1 16W MISCELLANEOUS 1 16W 1 16W 51 1 675 668 12 MOTOR FLEXIBLE BOARD 1 16W A62 X 4952 387 1 SERVICE ASSY OP LCX 2E M901 8 835 666 01 MOTOR DC SSM 01C14A C NP SPINDLE 1 16W M902 1 763 399 11 MOTOR DC SLED WITH PULLEY GEAR 1 16W 1 16W ACCESSORIES amp PACKING MATERIALS 1 16W 1 418 493 71 REMOTE CONTROL UNIT RM MZ2N 1 16W 3 043 288 11 MANUAL INSTRUCTION ENGLISH SPANISH 1 16W TRADITIONAL CHINESE E 1 16W 3 043 288 21 MANUAL INSTRUCTION ENGLISH FRENCH 1 16W US CND AEP 3 043 288 31 MANUAL INSTRUCTION GERMAN ITALIAN 1 16W AEP 1 16W 3 043 288 41 MANUAL INSTRUCTION DUTCH PORTUGUESE 1 16W AEP 1 16W 1 16W 3 043 288 51 MANUAL INSTRUCTION SWEDISH FINNISH AEP 1 16W 3 043 288 61 MANUAL INSTRUCTION SPANISH RUSSIAN 1 16W 1 16W 4 221 117 01 CASE CARRYING 1 16W 8 953 278 90 HEADPHONE MDR A34SP SET US 1 16W 8 953 304 90 RECEIVER MDR E805SP SET EXCEPT US 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1
26. CTOR CHIP 10uH R801 1 218 895 11 METAL CHIP 100K L502 1 412 006 31 INDUCTOR CHIP 10uH R802 1 218 895 11 METAL CHIP 100K L551 1 410 389 31 INDUCTOR CHIP 47uH L552 1 410 389 31 INDUCTOR CHIP 47uH R803 1 216 853 11 METAL CHIP 470K L553 1 414 400 41 INDUCTOR 22uH R804 1 216 853 11 METAL CHIP 470K R806 1 216 841 11 METAL CHIP 47K L554 1 414 400 41 INDUCTOR 22uH R809 1 216 833 11 RES CHIP 10K L601 1 412 006 31 INDUCTOR CHIP 10uH R810 1 216 827 11 METAL CHIP 3 3K L901 1 419 478 11 COIL CHOKE 22uH L902 1 412 064 11 INDUCTOR CHIP 100uH R811 1 216 825 11 METAL CHIP 2 2K L903 1 412 064 11 INDUCTOR CHIP 100uH R812 1 216 829 11 METAL CHIP 4 7K R813 1 216 831 11 METAL CHIP 6 8K lt TRANSISTOR gt R814 1 216 835 11 METAL CHIP 15K R816 1 216 825 11 METAL CHIP 2 2K Q301 8 729 037 52 TRANSISTOR 2SD2216J QR Q501 8 729 922 10 TRANSISTOR 2SA1577 QR R817 1 216 809 11 METAL CHIP 100 40 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 0 5 0 5 5 5 5 5 5 5 5 5 5 5 5 Remark 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W Ref No Part No Description R818 1 216 809 11 METAL CHIP 100 5 R819 1 216
27. D6602KUT 1 551 Pin Name Description CLV W CON Spindle servo W drive signal input from the BD6602KUT 1 551 DRV VCON Driver output control terminal to the DB6602KUT 1C551 L prohibited H permission NC Not used open SLED IR CON Sled motor control signal output to the BD6602KUT IC551 SLED 1F CON Sled motor control signal output to the BD6602KUT IC551 SLED 2R CON Sled motor control signal output to the BD6602KUT IC551 SLED 2F CON Sled motor control signal output to the BD6602KUT IC551 Not used open Ground terminal digital system Not used open RMC DTCK TSB serial communication data input output terminal for remote commander with headphone 50 PD IC mode select signal output 51 PD IC mode select signal output NC Not used open SLD VCON Sled servo control PWM signal output to the BD6602KUT 1 551 NC Not used open HP MUTE Muting on off control signal output to the headphone amplifier IC301 H muting on HP STBY Standby on off control signal output to the headphone amplifier IC301 L standby mode H amplifier on Not used open Serial data input from the EEPROM IC802 Serial data output from the EEPROM IC802 NV CLK Serial clock signal output to the EEPROM 1C802 NV CSI Chip select signal output to the EEPROM IC802 ADJUST Test mode institution input terminal L test mode Normally fixed at H XR
28. EBOOT System reboot control output terminal VDD Power supply terminal 2 V digital system VSS Ground terminal digital system 15 MZ E60 6 2 BLOCK DIAGRAMS 6 2 1 MD BLOCK DIAGRAM MAIN BOARD 0 mo secon DIGITAL SERVO Signal path ATRAC 16M DRAM MD 10601 C602 0907 Q VREF i jt vss 1 7 a207 70 15 os DRAO Efe a 166 19 1 S A11 DRA11 62 21 65 8 MINIDISC d OPTICAL PICK UP BLOCK RF AMP FOCUS TRACKING ERROR B po gt lt LCK 2E 1C501 0907 52 2 DRDO 3 DO CN501 53 3 VREF Ai 4 2 6 DRD3 58 24 D3 y 47 MCK 1 0 57 25 nn 97 1D3 KRAS 63 5 XRAS Ix 2 98 IDA XOE 22 XOE vss 14 18BIT D A CONVERTER E 5 3 xcas VSS 094 1 302 ETNE A E Ll XWE 54 OM va Oh on gt 7 RF 8X
29. EGABASS switch S806 input terminal 1 OPR LED OPERATE LED D802 drive signal output terminal H LED on OPEN CLS SW Upper panel open close detect switch 5801 input terminal L upper panel close H upper panel open XWAKE RMC Wake up signal input from remote control key XWAKE SET Wake up signal input from this set key SBUS CLK SSB serial clock signal output terminal SBUS DATA SSB serial data input output terminal XRST Reset signal output terminal to each ICs SLD 1 MON Sled servo timing signal input from the TLC372CPW 1 552 SLD 2 MON Sled servo timing signal input from the TLC372CPW 1 552 VDD Power supply terminal VPP Test terminal fixed at L CLV VCON Spindle servo drive voltage control signal output to the BD6602KUT IC551 or uPD63732GC 1 601 Laser power control signal output terminal RM VCON Remote control power voltage select signal output to power circuit L 2 4 V H 2 8 V CLV U MON Spindle servo U timing signal input from the BD6602KUT IC551 CLV V MON Spindle servo V timing signal input from the BD6602KUT 1C551 CLV W MON Spindle servo W timing signal input from the BD6602KUT 1 551 CLV U CON Spindle servo U drive signal input from the BD6602KUT 1 551 CLV V CON Spindle servo V drive signal input from the B
30. ES PI CES SONT CRITIQUES POUR LA S CURIT DE FONCTIONNEMENT NE REMPLACER CES COMPOSANTS QUE PAR DES PI CES SONY DONT LES NUM ROS SONT DONN S DANS CE MANUEL OU DANS LES SUPPL MENTS PUBLI S PAR SONY 2 TABLE OF CONTENTS 1 SERVICING NOTE 4 2 GENERAL eene e ede 5 Playing an MD right away sese 5 3 DISASSEMBLY 7 3 1 Panel Assy Upper wel 3 2 Holder ASSy one RUP o 7 3 3 Mechanism Deck sess 8 3 4 Main Board 3 5 Service Assy OP 4 TEST MODE 4 1 General 4 2 Setting the Test Mode 10 4 2 1 How to Set the Test Mode sse 10 4 2 2 Operations when the Test Mode is Set 10 4 2 3 How to Release the Test Mode 10 4 3 Test Mode Structure 4 4 Manual Mode aire 4 4 1 Outline of the Function 11 4 4 2 How to Set the Manual Mode 11 4 5 Overall Adjustment Mode see 11 4 5 1 Outline of the Function 11 5 ELECTRICAL ADJUSTMENTS 12 Dols General conie AAA KA AA 12 5 2 Notes for Adjustment ornenvnnornnvrrnervevervavnrnervevernevserersevsrne 12 SE 12 5 2 2 Adjustment Sequence 2 12 5 2 3
31. F 25V C201 1 135 181 21 TANTALUM CHIP 4 7uF 20 6 3V C607 1 164 156 11 CERAMIC CHIP 0 1uF 25V C202 1 115 467 11 CERAMIC CHIP 0 22uF 10 10V C608 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C203 1 113 690 11 ELECT CHIP 220uF 20 4V 609 1 119 750 11 TANTAL CHIP 22uF 20 6 3 C302 1 135 259 11 TANTAL CHIP 10uF 20 6 3V C610 1 110 569 11 TANTAL CHIP 47uF 20 6 3V C303 1 135 259 11 TANTAL CHIP 10uF 20 6 3V C611 1 164 156 11 CERAMIC CHIP 0 1uF 25V C304 1 164 156 11 CERAMIC CHIP 0 1uF 25V 612 1 164 156 11 CERAMIC CHIP 0 1uF 25V C305 1 135 259 11 TANTAL CHIP 10uF 20 6 3V C613 1 164 156 11 CERAMIC CHIP 0 1uF 25V C306 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C614 1 164 156 11 CERAMIC CHIP 0 1uF 25V C307 1 125 838 11 CERAMIC CHIP 2 20 10 6 3V C801 1 162 962 11 CERAMIC CHIP 470 10 50 C308 1 135 259 11 TANTAL CHIP 10uF 20 6 3V C803 1 162 970 11 CERAMIC CHIP 0 01uF 10 25 C309 1 135 181 21 TANTALUM CHIP 4 7uF 20 6 3V C805 1 164 156 11 CERAMIC CHIP 0 1uF 25V C310 1 125 837 11 CERAMIC CHIP 1uF 10 6 3V C806 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C351 1 164 156 11 CERAMIC CHIP 0 1uF 25V C809 1 164 156 11 CERAMIC CHIP 0 1uF 25V C501 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C811 1 162 970 11 CERAMIC CHIP 0 01 10 25V C502 1 110 563 11 CERAMIC CHIP 0 068uF 10 16V C812 1 125 837 11 CERAMIC CHIP 1uF 10 6 3V C503 1 162 969 11 CERAMIC CHIP 0 0068uF 10 25V C813 1 164 156 11 CERAMIC CHIP 0 1uF 25V C504 1 162 969 11 CERAMIC CHIP 0 006
32. Les composants identifi s par une marque sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi 19 Ref No Part No Description Remark Ref No Part No Description Remark 1 4 225 573 01 9 X 3378 851 1 PANEL ASSY 5 5 UPPER SILVER SILVER 2 4 225 574 01 BUTTON OPEN 05 3 3378 853 1 CASE REAR ASSY 51 9 3378 852 1 PANEL ASSY S L UPPER BLUE BLUE SILVER SILVER EXCEPT US 10 4 225 587 01 SCREW MD STEP 3 X 3378 854 1 CASE REAR ASSY 11 BLUE BLUE 11 X 4951 947 1 HOLDER ASSY 4 4 225 572 01 KNOB HOLD 12 3 318 382 91 SCREW 1 7X2 5 TAPPING 5 X 3378 849 1 LID ASSY S BATTERY CASE 13 A 3323 416 A MAIN BOARD COMPLETE EXCEPT FR SILVER SILVER EXCEPT US 13 A 3323 417 A MAIN BOARD COMPLETE FR 5 X 3378 850 1 LID ASSY L BATTERY CASE BLUE BLUE 14 4 225 567 01 SPRING CONTACT 6 4 225 566 01 FULCRUM BATTERY CASE LID 15 4 225 568 01 SPRING BATTERY COIL SILVER SILVER EXCEPT US 16 4 225 580 01 SPRING POP UP L 6 4 225 566 11 FULCRUM BATTERY CASE LID BLUE BLUE 17 X 4952 479 1 CHASSIS ASSY REAR 7 4 225 569 01 SHEET BLIND 18 4 225 581 01 SPRING POP UP R 19 4 225 583 01 SHEET INSULATING 8 4 218 229 17 SCREW 1 4 MI SILVER SILVER 20 4 989 078 01 SPRING OPEN TENSION EXCEPT US 21 3 045 227 01 SPACER HOOK 8 4 218 229 19 SCREW 1 4 MI BLUE BLUE 22 3 045 576
33. MF BIAS bg PWM PFM CONTROL 04 19 20 MZ E60 6 3 PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS 6 3 1 PRINTED WIRING BOARD MAIN BOARD Semiconductor Location MAIN BOARD SIDE A Ref Location GND1 B 511 E 3 8 2 2 0903 LO 0908 Cm 8 09085 amp C911 903 ens F 4 VOL S802 9 cog 3 Roz 2 0802 5803 gt gt 9 5 Ed MODE OPERATE S805 im 4 F1 5 1 uj irs EE G 6 R920 Re 1 923 a gt E O 22 R816 O C515 6 o co D P 925 924 15529 8122 C 4 B amp TP810 FSS D 4 D MS FIF 812 6 S 13 IS D 3 801 R8270 9 5 5 5 531 8 18 18 4 LS 2 C85 11 in Hi 8 D
34. NC Not used open RMC KEY Remote commander with headphone key input terminal A D input Han BSD SET KEY Set key input terminal A D input S801 to S804 Bl gt VOLUME keys input MRST System reset signal input L reset For several hundreds msec after the power supply rises L is input then it change to AVDD Power supply pin 2 4 V or 2 8 V AVSS Ground terminal for A D converter 0 3 Setting terminal for model discrimination bit 0 to bit 3 Fixed at L in this set XOUT Main system clock output terminal 16 9344 MHz XIN Main system clock input terminal 16 9344 MHz SX OUT Sub system clock output terminal Not used open SXIN Sub system clock input terminal Not used fixed at L COUT Not used open VDD Power supply terminal 2 V digital system VSS Ground terminal digital system HOLD SW HOLD switch S808 input terminal L hold off H hold on VG CON Power supply control signal output to each ICs XCLK System clock supply output terminal 16 934 MHz to the HPD63732GC IC601 or AK4352 IC302 KEY EN Ground control output terminal of remote control AVLS SW AVLS switch S803 input terminal L LIMIT H NORM DSP SINT Interruption status input from the HPD63732GC 1 601 DBBO DBB1 DIGITAL M
35. OR DOTTED LINE WITH MARK A ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY This MiniDisc player is classi fied as a CLASS 1 LASER product The CLASS 1 LASER PRODUCT label is located on the bottom exterior CLASS 1 LASER PRODUCT LUOKAN 1 LASERLAITE KLASS 1 LASERAPPARAT IN NO EVENT SHALL SELLER BE LIABLE FOR ANY DIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES OF ANY NATURE OR LOSSES OR EXPENSES RESULTING FROM ANY DEFECTIVE PRODUCT OR THE USE OF ANY PRODUCT MD WALKMAN is a trademark of Sony Corporation CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure Flexible Circuit Board Repairing Keep the temperature of the soldering iron around 270 C during repairing Do not touch the soldering iron on the same conductor of the circuit board within 3 times Becareful not to apply force on the conductor when soldering or unsoldering Notes on chip component replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be damaged by heat ATTENTION AU COMPOSANT AYANT RAPPORT A LA SECURITE LES COMPOSANTS IDENTIFI S PAR UNE MARQUE A SUR LES DIAGRAMMES SCH MATIQUES ET LA LISTE D
36. Power 5 3 Reset NY o iie eee t dn Ced He RETE 5 3 1 How to Reset NV esee eene 5 4 Overall Adjustment Mode see 5 4 1 Overall Adjustment Mode Structure 5 4 2 Overall CD and MO Adjustment Method 5 4 3 Overall CD and MO Adjustment Items 6 DIAGRAMS onte nim 14 6 1 IC Pin Description lt swswmmmemememememimimamamammmmm nine 6 1 1 IC801 RU6915MF 0006 System Control 6 2 Block Diagrams Ahura kvart ETER 6 2 1 MD Block Diagram 222 6 2 2 Servo System Control Block Diagram 6 3 Printed Wiring Boards and Schematic Diagrams 6 3 1 Printed Wiring Board Main Board 6 3 2 Schematic Diagram Main Board 1 4 6 3 3 Schematic Diagram Main Board 2 4 6 3 4 Schematic Diagram Main Board 3 4 6 3 5 Schematic Diagram Main Board 4 4 6 4 IC Block Diagrams esee 7 EXPLODED VIEWS 37 7 1 Main Unit Section 37 7 2 Mechanism Deck Section 38 8 ELECTRICAL PARTS 39 SECTION 1 SERVICING NOTE 1 When repairing this device with the power on if you remove the main board or open the upper panel assy this device stops working In this case you can work without the device stopping by fastening the hook
37. SERVICE MANUAL MZ E60 US Model Canadian Model Model E Model Photo Silver US and foreign patents licensed from Dolby Laboratories Licensing Corporation MICROFILM Model Name Using Similar Mechanism MZ E90 MD Mechanism Type MT MZE60 169 Optical Pick up Mechanism Type LCX 2E SPECIFICATIONS System Audio playing system MiniDisc digital audio system Laser diode properties Material GaAlAs Wavelength 790 nm Emission duration continuous Laser output less than 44 6 UW This output is the value measured at a distance of 200 mm from the objective lens surface on the optical pick up block with 7 mm aperture Revolutions 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 Modulation system EFM Eight to Fourteen Modulation Number of channels 2 stereo channels 1 monaural channel Frequency response 20 to 20 000 Hz 3 dB Wow and Flutter Below measurable limit Outputs Headphones stereo mini jack maximum output level 5 mW 5 mW load impedance 16 ohms General Power requirements One LR6 size AA battery not supplied Battery operation time You can check the battery condition with the battery indication which is displayed while using the player Battery power decreasing 4 Weak battery
38. ST MODE and terminate the Overall Adjust ment mode LCD display xxEno 5 4 3 Overall CD and MO adjustment items 1 Overall CD adjustment items Item No Contents CD electrical offset adjustment CD TE gain adjustment CD TWPP gain adjustment CD TE offset adjustment CD ABCD gain adjustment CD focus gain adjustment CD tracking gain adjustment CD two axis sensitivity adjustment CD focus bias adjustment 2 Overall MO adjustment items Item No Contents MO electrical offset adjustment Low reflective CD TE gain adjustment Low reflective CD TE offset adjustment Low reflective CD ABCD gain adjustment Low reflective CD focus gain adjustment Low reflective CD tracking gain adjustment MO TE gain adjustment MO TE offset adjustment MO focus gain adjustment MO tracking gain adjustment MO TWPP offset adjustment MO ABCD gain adjustment MO TWPP gain adjustment MO focus bias adjustment 13 6 1 IC PIN DESCRIPTION SECTION 6 DIAGRAMS 6 1 1 1C801 RU6915MF 0006 SYSTEM CONTROL Pin Name 5 MON Description S MON monitor signal input from the HPD63732GC 1 601 UREG MON Un regulator power supply voltage monitor input terminal A D input NC Not used open VREF Input terminal for power supply voltage adjustment reference voltage 2 V A D input DVDD MON Not used Fixed at H
39. d sp cifi Voltage variations may be noted due to normal produc Ne Approx N XR Approx tion tolerances 180mVp p COCO 0 8Vp p Circled numbers refer to waveforms 360000000000 VAA En Signal path E PB 501 DEG IC501 63 RF OUT TP528 1 501 60 FE TP525 IC501 4 TE TP523 25 6 3 3 SCHEMATIC DIAGRAM MAIN BOARD 2 4 Refer to page 34 for IC Block Diagrams DIGITAL MEGA BASS MZ E60 C307 0 MAIN BOARD 2 4 DBBO gTP802 gt DBBI ART gt 2 AVLS g1P803 glP804 5807 09 AVES 5808 2 WA OFF HOLD SW TP808 HOLD 2 gt NORM S 00 4 S801 o0 o m C310 L 2502216 08 I 18 REFERENCE ges S802 VOLTAGE R302 SWITCHING 9 gt gt gt 05 s ES S803 o o ES S804 a 805 VOL Hl I R836 S809 33k OPEN CLOSE FEED u QTP810 VoD SET ol DATA 802 Jo og 228 TP805 TP806 GND JL gt QTP103 S ol 25 203 2 I 4 te i PE C203 220 AV sn BOARD lt C103 220 4V E IE 174 FTZ8 8E T148 sb g 23 n Page 5 4
40. he player lights up during playback When you press liil the lamp goes off The display on the remote control disappears after a while after you have pressed Note Do not press OPEN during playback If you do the lid opens and playback stops When using optional headphones Use headphones with a stereo miniplug You cannot use headphones with a microplug EJ play an MD Remote control Do gt Hea jack OPERATE lamp Connect the headphones to the remote control Plug it in firmly all the way 2 Connect the headphones with the remote control to the jack 9 Press PP 4 or press the control towards or 44 on the remote control The OPERATE lamp on the player lights up and the player starts to play the first track When using the remote control a short beep sounds in the headphones Press VOL to adjust the volume The volume indicator appears on the remote control to allow you to check the volume To stop play press The OPERATE lamp on the player goes off The display on the remote control disappears after a while When using the remote control a long beep sounds in the headphones x 5 When you press 44 B the player during pause 11 the player resumes playback If you hold down 44 or gt B on the player or press and hold the contral towards Hd 98 on the remote control during pause 1
41. lay should be anticipated when ordering these items SEMICONDUCTORS In each case u u for example uA uPA uPA MAIN The components identified by mark A or dotted line with mark are critical for safety Replace only with part number specified Les composants identifi s par une RESISTORS uPB uPB uPC uPC uPD uPD marque sont critiques pour All resistors are in ohms CAPACITORS la s curit METAL Metal film resistor uF uF Ne les remplacer que par une pi ce METAL OXIDE Metal oxide film resistor COILS portant le num ro sp cifi F nonflammable uH uH e Abbreviation When indicating parts by reference FR France model number please include the board Ref No Part No Description Remark Ref No Part No Description Remark A 3323 416 A MAIN BOARD COMPLETE EXCEPT FR C558 1 164 677 11 CERAMIC CHIP 0 033uF 10 16V 3323 417 MAIN BOARD COMPLETE FR C559 1 164 677 11 CERAMIC CHIP 0 033uF 10 16V HERSKERE EUIS 561 1 164 156 11 CERAMIC CHIP 0 1uF 25V C601 1 164 156 11 CERAMIC CHIP O iuF 25V lt CAPACITOR gt C602 1 162 970 11 CERAMIC CHIP 0 01 10 25V C101 1 135 181 21 TANTALUM CHIP 4 7uF 20 6 3V C603 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C102 1 115 467 11 CERAMIC CHIP 0 22uF 10 10V C604 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C103 1 113 690 11 ELECT CHIP 220uF 20 4V C605 1 164 156 11 CERAMIC CHIP O iu
42. ll Adjustment Mode HA key Overall CD Adjustment gt key Overall MO Adjustment Bikey Note The overall adjustments should be always performed in the sequence of CD MD adjustments 5 4 2 Overall CD and MO adjustment method 1 Set the TEST MODE see page 10 and press to set the Overall Adjustment mode LCD display 2 Insert CD disc in the set and press 99 key to set the Overall CD Adjustment mode Automatic adjustments are made Display on Adjustment state LCD displ for Each Items KXXGAA XXX Item No for which adjustment is being executed 3 If NG in the overall CD adjustments return to Reset NV and perform the adjustment again LCD display Per XXX NOXX XXX NG item No Adjustment Value becomed to NG 4 If OK through the overall CD adjustments then perform overall MO adjustments LCD display XXX End 0K 5 Insert MO disc in the set and press P gt key to set the Overall MO Adjustment mode Automatic adjustments are made LCD display XXX Item No for which an adjustment is being executed S 6 If NG in the overall MO adjustments return to Reset NV and perform the adjustment again LCD display XXX NGXX XXX NG item No 7 If OK through the overall MO adjustments press key to return to the TE
43. of the OPEN CLOSE switch MAIN board 5809 with tape MAIN board S809 2 This set is designed to perform automatic adjustment for each adjustment and write its value to EEPROM Therefore when EEPROM MAIN board 1C802 has been replaced in service be sure to perform automatic adjustment and write resultant values to the new EEPROM Refer to section 4 Test Mode page 10 for details SECTION 2 GENERAL Playing an MD right away Stereo or monaural playback is automatically selected depending on the sound source Insert the dry battery Use one LR6 size AA dry battery not supplied to power the player For longer playback an alkaline battery is recommended Slide and open the battery compartment as shown in the illustration Insert the battery Make sure the and terminals are correctly oriented When to replace the battery You can check the battery condition with the battery indication which is displayed while using the player Battery power decreasing C4 Weak battery MX The battery has gone out LOW BATT flashes in the display on the remote control and the power goes off Battery life Approximately 12 hours of playback can be expected with one LR6 size AA alkaline battery not supplied Note The battery life may shorter depending on operating conditions and temperature of the location Insert
44. r should be removed clean The remaining solder may make a short with the chassis and other part When method 2 was used Turn off the power 4 3 TEST MODE STRUCTURE Test Mode Display Check Mode key Manual Mode k ey j key Servo Mode Audio Mode Power Mode OP Alignment Mode Overall Adjustment Mode 10 4 4 MANUAL MODE 4 4 1 Outline of the function The Manual mode is designed to perform adjustments and operational checks on the set s operation according to each individual function Usually no adjustments are made in this mode However the Manual mode is used to clear the memory before performing automatic adjustments in the Overall Adjustment mode 4 4 2 How to set the Manual mode 1 Set the TEST MODE and press key to set the Manual mode Remote control LCD display ULL AAASCC 2 Each test item is assigned with a three digit item number The third digit stands for a major item the second digit for a middle item and the first digit for a moniro item Change Major key Up Item key Down m key key Change Middle key Up Item key Down PPL m key m key Change Minor m key Up Item 4 Down Change Adjustment l key Up Value key Down Write Adjustment Sort
45. t the key means that on the remote control 4 2 SETTING THE TEST MODE 4 2 1 How to set the TEST MODE To set the TEST MODE two methods are available D Solder bridge and short TAP801 TEST on the main board Then turn on the power MAIN BOARD SIDE B 5 ONS51 10 FUHR 2 L501 Fa TAP801 5 N 20 6 ww TAP801 2 In the normal mode operate the keys on the set and those on the remote control as specified below Turn on HOLD switch on the set Holding down STOP key on the set press the keys on the remote control in the following sequence gt p PPI 144 44 PP Ke PP IL H 4 2 2 Operations when the TEST MODE is set When the TEST MODE is entered the system switches to the display check mode within the TEST MODE From this mode the other Test modes can be accessed When the TEST MODE is set the LCD repeats a cycle of the following displays Remote control LCD lt gt All on Cd All off OGY 01 190 Microprocessor version display Press and hold down PLAY to hold the current display while the key is being pressed 4 2 3 How to release the TEST MODE When method 1 was used Turn off the power and open the solder bridge on TAP801 on the main board Note The solde
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