Home

Sony MZ-300 User's Manual

1. 5 6 SCHEMATIC DIAGRAM MAIN SECTION 2 3 e Refer to page 24 for Notes e Refer to page 26 28 for IC Block Diagrams e Refer to page 25 for Waveforms 1 2 3 4 5 1 8 9 10 11 12 13 14 15 16 17 MAIN BOARD 1 3 A A 2 3 2273 2 lt E SSS 1 52 3 _ D _ _ __ l MAIN BOARD 1 2 3 10 11 12 13 MAIN 414 gt BOARD 3 3 15 16 X 20 5801 SET KEY E R811 2 2 5802 c 8808 gt gt OPEN CLOSE 48 4 BEER CLS SW a E R813 6 8k 5804 7 T RB552 VOLIME IM Mo R814 22 HOLD SW 15k 9805 c o 0 0 VOLIME D 5806 c o o PLAY MOBE BISPLAY 2SEC CN551 Lc556 0 1 o o 9 DIGITAL MEGABASS 1 1 CLVN 38 AVLS SEO M901 CLVU EUM ay LH 1 E 11 ol M902 E SLED Y 1 MOTOR OE NE d o 155 47 uH j 55 L552 C551 552 BOARD allg 6 3V 6 3V 7 SLD CON 2R a SLO CON 2 XA UO C901 H ee m IC551 XPC SH 3 3 15 ae Re FOCUS TRACK ING GN82 GND1 01 COIL DRIVE SLB VCON J 9
2. 1 2 3 4 D 6 1 8 9 10 11 12 13 14 15 16 17 rr E E lt 5 MAIN BOARD 1 1 3 A lt MAIN BOARD 3 3 1 501 IC BID ER RF FOCUS TRACK ING 501 E d ERROR AMP TE S 5420 501 50411 t aD 1 ae a is R506 050 1500 me TRK 0 1000 5 i REDI 502 CL K _ 0 FE 9 FCS AW 0 a FCS lo i acus NES C502 0 033 15 7 mn i gt ZT C O 2 8 15 1212 1112 C503 3300p 0 8 o OPTICAL 2A mr E p PICK UP ix fof ee 50 o 2 LD K ro LCX 4E JX 12225012 C505 0 01 C401 MON LC89642 8B E E 4 2 10 601 2 Lr 20 XRESET DIGITAL SIGNAL VE SBUS CLK PROCESSOR 8 0 SBUS DATA 5 DIGITAL SERVO ATRAC ENCOBER BECOBER C410 8M BRAM pe 2 8 0 1 D A CONVERTER avss 2 1502 6 10 10 TESTIO TRPWMR TRPWMF FOPWMR 050 G 25 1577 a AUTOMATIC R519 jd POWER CONTROL 1 00 l R603 a C502 2 XCA2FP2302MR 10 1 602 R402 REG 27 2 3 2 6 aL C621 VSS C522 47 4V 2 iV J D 2 1 0 UNE NNNM en eR RR RR RR RR RR QR 11110101 20 2 3 4 MAIN BOARD 2 3 21 21 MZ E300
3. ata transferring clock input for CPU interface I C hip enable signal input for CPU interface ata input output to from DRAM D eei 11911 13 1 1 181848 12312812 2 2 2 9 2 9 2 1 0 1 fol 9 48484 8888 input for CPU interface VDDI ower Supply ata output for CPU interface VDD2 9 ower supply lt 92 Un ound ata input output to from DRAM 2 WRQB INTB ADIPWO O N 41 4 3 N D 4 ral nterruption output for CPU interface nterruption output for CPU interface Wobbly signal input 4 I O on the test mode MZ E300 Data input output to from DRAM SHOCK RENG output CAS signal output to DRAM NC VTEC system clock signal output OE signal output to DRAM NC Ground for VTEC 15 MZ E300 e JJ c o o O1 T e e e O lt o M CONTROL Description UNREG_MON RF VCMON RMC KEY I NREG voltage monitor input A D input eference voltage 1 2V for adjusting power supply voltage input A D input emote commander with phones key input A D input ey on the set itself input A D input S801 807 STOP FF PB REW PB VOL VOL LAY M
4. Functions are displayed Jitter Value amp Adjustment Value but cannot be used via LCD display this unit Lit LANNJXX Power Adjustment Value LCD display da XX UXX n After the voltage indicator appears press the DISPLAY key twice Memory Monitor Mode XXX Each Value XX Adjustment Value for Item number Note In the Power mode the item title display is only displayed 5 To terminate the Manual mode and return to the TEST MODE press Bl 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 4 6 NV RESET Power Connect the battery terminals to a stable DC 1 5V power supply or insert fresh batteries size IEC LR6 Two different methods apply for NV reset depending on whether the main unit or a remote control unit is used NV reset via main unit Enter test mode 2 Use the key or the 444 key to set the device to Overall Adjustment mode 3 Press the PLAY MODE DISPL AY CL starts to flash 4 Press the PLAY MODE DISPL AY once more CL stops flashing and remains lit thus concluding NV reset 5 Press the key to return to test mode NV reset via remote control 1 Set the TEST MODE 2 Set the Manual mode and set t
5. SEGI 11 COMO 3 VLI 2 LVDD I LCD drive level power supply input VSS Ground Digital system S LCD segment output LCD common output 17 17 MZ E300 MZ E300 5 2 BLOCK DIAGRAMS MAIN BOARD RF AMP FOCUS TRACKING ERROR AMP C501 Ix Ix ly 96 V V TRACKING ERROR TPP WPP reri DIGITAL SIGNAL PROCESSOR DIGITAL SERVO SIGNAL PROCESSOR ATRAC ENCODER DECODER 8M BIT D RAM D A CONVERTER C601 HEADPHONE AMP C301 RCH REGULATOR C602 VC ver REFERENCE VOLTAGE SWITCHING Q301 N LCH _ OOOO lt O 9 5 2 4 SERIAL 3 STATE BUFFER I F 803 2 0801 B LASER SYSTEM CONTROL LD NE CONTROL 80 2 0501 a s 20 XCLK 61 1 AVCC 6 d DSP WROB HP STB 19 8 ag DSP INTB avec AVCC 20 700 05 DSP 8 08 XX NV XCS 15
6. a re LS EG STABIA a Lai dry Japar Ava Las ilr sa Bots lih midi 115241 elig derersd eig con handle Steger tel the To attach the battery compartment lid Atach ihe Battery comparte ini Bed ae chown ii E E To connect the headphones earphones See Fig ED 1 the supplied headphones carphones 412 jack es HOLO in the direction of the arrow shown the illustration to peices the bold function FMD playing Playing an MD See Fig M 1 Insert an D Side PEN Sev Fig D Insert dhe with the label side Incun up and press Ihe lid ocker 5e Fig Ihe total ember Ihe tracks the hrial playing hime appir thee 5 Bi 2 Flay the ME 54v Fir H E QD Prev HH Be oe H Pree YOL l to the column The volume kel ones poen D bo veh ihre Le log Exo p ker C arid IExample g g Toad cron Der of racks Tonus playing vies here are a of 22 levels Membre inial de piures Temps penal ce Ta Do this Slap Pras Bl Sev Fix the begining od ln P curnent irai Lisen to the beginning ot Press pube pepe atis the prove track Leken Lu She oi Pres Re once nex track Co back
7. x x x nput for test nput for test lice level output for HF signal onnected to 1 resistor for the slice level adjusting amplifier F signal input 10 RESETB System reset 11 TESTI Input for test 14 VSS Ground 1 VDDI AVSS1 PEAK BOTTOM ABCD Internal power supply m 6 7 round for digital servo m EAK signal input OTTOM signal input ain beam quantity signal input p 1 lus ON racking error signal input N FT tri Tl ocus error signal input enter potential input N W AVDDI MAD9 DSWI MAD8 DSWO G MAD6 AOFFSET MADS5 FOFFSET TOFFSET MAD4 TBAL LDREF ower supply for digital servo ddress output to DRAM NC isc mode select output ddress output to DRAM NC isc mode select output Address output to DRAM NC AGC control signal output Address output to DRAM NC ABCD offset control signal output Address output to DRAM NC ocus offset control signal output NIN nj gt lt 21 28 29 0 1 2 Un ea Go 92 99 N 33 34 35 racking offset control signal output ddress output to DRAM NC racking balance control signal output Oo ON Go I aser control signal output 38 FBAL Focus balance control signal output 39 Internal power supply i j 4 O Spindle PWM output 45 O Sled PWM output 1 CO
8. Main boara 9 Knob HOLD lt 2 amp 3 4 OPTICAL PICK UP ASSY Optical pick up ASSY LCX 4E S 3 o Washer Gear SA CD Q Screw MI 1 4 KA 20 Spring thrust detent MZ E300 SECTION 4 TEST MODE 4 1 GENERAL e When entered the TEST this set provides the Overall Adjustment mode which allows CD and MO discs to be auto matically adjusted In the Overall Adjustment mode performs adjustments in sequence automatically and displays the faulty location if any fault is found In the Manual mode selected ad justments can be performed automatically Operations in the Overall Adjustment mode can be performed either via the main unit or the keys of a remote control unit Note that this device does not include a remote control unit Therefore since no connection terminals for a remote control are provided either a connection device must be used in order to allow a suitable remote control unit to be connected Connection Following parts are required Remote commander RM MZ2N 1 418 493 71 After RM MZEI applicable to 2 4V Not applicable to remote commanders before RM MZEI Jack 7 poles jack for phones remote commander 1 793 288 61 JACK 1 793 288 61 R VDD R DATA R KEY R GND 4 3 2 1 BE 1 MAIN BOARD SIDE A Lead wires 4 leads 4 2 SETTING THE TEST MODE 4 2 1 How to set the TEST MODE To set the TEST MODE
9. 9 C202 JE erg 1903 2 72 ni E 4 mie tum C920 E cz ha M De TR EE 1904 E C903 ll 1 p 4 ee Bates e e 20919 Hi e C605 S 5 7 1C602 Ve Nr 8901 lt e e e 6304 gt 5 e 1 5 Y 2 2 ee i e B E 1946 4 5002 4 5804 100801 3019 gt 4 KIJE R948 Yt DISPLAY O CO e C e e e LIQUID CRYSTAL e Net CN805 i 5 C S O e e e 0 Ar e 2 R012 o o e 9 e Pd TIS e ET 2 area RB552 4 DAN ae Q501 co S806 MEGABASS ec NES MEA e Re e OFF ON e 2 b e e e 5 RB551 4 8 5 55 CER e e i NSW e o ce y e 9 e 0802 e F e 5803 6529 5 e e e e e e gt LLI E e e gt e 2 je 70 gt gt NS CN Mm SS e e e e e 297 5 178 ce ee ee e 8 13 5 e REX e Tr e 1 679 460 e e 11 20 20 MZ E300 5 5 SCHEMATIC DIAGRAM MAIN SECTION 1 3 eRefer to page 24 for Notes e Refer to page 26 28 for IC Block Diagrams e Refer to page 25 for Waveforms
10. 10uF 20 6 3V C608 1 135 259 11 TANTAL CHIP 10uF 20 6 3V C302 1 164 156 11 CERAMIC CHIP 25 609 1 164 156 11 CERAMIC CHIP 25 610 1 164 156 11 CERAMIC CHIP 0 1uF 25 C303 1 109 982 11 CERAMIC CHIP 1uF 10 10 C611 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C304 1 135 210 11 TANTALUM CHIP 4 7uF 20 10V C613 1 107 826 11 CERAMIC CHIP 0 1uF 10 16 C305 1 125 838 11 CERAMIC CHIP 2 2uF 10 6 3V C306 1 104 847 11 TANTAL CHIP 2201 20 4V C614 1 107 826 11 CERAMIC CHIP 10 16 351 1 164 156 11 CERAMIC CHIP O 1uF 25 C615 1 107 826 11 CERAMIC CHIP 010 10 16 C616 1 164 156 11 CERAMIC CHIP 25 C501 1 162 964 11 CERAMIC CHIP 0 001uF 10 50 C617 1 164 156 11 CERAMIC CHIP 25V C502 1 164 677 11 CERAMIC CHIP 0 033uF 10 16 C618 1 162 969 11 CERAMIC CHIP 0 0068uF 10 25 C503 1 162 967 11 CERAMIC CHIP 0 0033uF 10 50V C504 1 162 967 11 CERAMIC CHIP 0 0033uF 10 50V C619 1 164 156 11 CERAMIC CHIP 0 1uF 25V C505 1 162 970 11 CERAMIC CHIP 0 01uF 10 25 C620 1 164 156 11 CERAMIC CHIP 0 1uF 25 621 1 131 862 91 TANTAL CHIP 47uF 20 AV C508 1 162 965 11 CERAMIC CHIP 0 0015uF 10 50V C622 1 131 862 91 TANTAL CHIP 4 20 AV C509 1 162 967 11 CERAMIC CHIP 0 0033uF 10 50V C801 1 164 156 11 CERAMIC CHIP 25 510 1 162 915 11 CERAMIC CHIP 10PF 0 5PF 50V C511 1 162 919 11 CERAMIC CHIP 22 5 90V C802 1 164 156 11 CERAMIC CHIP 25 513 1 162 915 11 CERAMIC
11. 3 IY IX JX JY PLAY Mode 200 mV DIV 500 ns DIV 1C551 PWM IC801 CLV V CON PLAY Mode 1 V DIV 2 us DIV 581 5 Approx M 540 mVp p qum KOK 5 3 US 551 2 3 10801 04 09 CLV U CON CLV V CON CLV W CON PLAY Mode 1 V DIV 5 ms DIV 1C501 RF 601 EFMIN PLAY Mode 400 mV DIV 1 us DIV 11 1 ms 501 FE 1 601 69 FE PLAY Mode 200 mV DIV 1 us DIV 10801 69 69 49 CLV U MON CLV W MON 1 V DIV 5 ms DIV Approx 416 mVp p 11 8 ms 11 MZ E300 1C551 6 COM CPWI CPVI CPUI 400 mV DIV 5 us DIV 1 1 Vp p 11 5 15 D 1C801 09 XOUT 1 V DIV 20 ns DIV 4 16 934 2 E 901 69 CLK 1 V DIV 2 us DIV 2 2 Vp p ze 2 8 Vp p 5 6 us Q 1C551 1 69 69 CPUO CPWO CLV V MON 2 8 Vp p 25 MZ E300 e IC BLOCK DIAGRAMS IC301 TA2131FL EL 5 GND LLI 22 Je LPF1 TC MT VCC 20 INR 07 0 BST INL 22 LPF2 BEEP DUTR 8 BST NF2 7 BST OUT BEEP OUTA e 2 m 3 amp S B x D lt 501 SN761057DBT A B C D TWpp l J PK BTM AW TON CSLO CSL VREF075 Aw Dw TON Peak S MONITOR TON Botm ADIP TE
12. C555 GE 2 O 1 E Lo x SIRE D al e N x 19 e Semiconductor Location C608 C607 AQ US e o le 1 H615 m 7 616 6 TP616 7 S E c620 C619 ay co Va 85 17 e S S 22 R608 TPE 80301 8611 C618 C303 8 0518 TP612 TP61 1 3 TP610 2 eg qe 2517 TP610 BB tie 5808 501 1 5305 42 4 OPEN CLOSE NN mw 2 13 TAP502 5 gii 1 76 e AT AS C510 e C513 C515 2 740 519 E YT TP103 9 e 9 e e e 9h e m gt Baz 8 e R806 811 e TP203 60 7 807 9 e Ka 229 9 e e 45 e i e e e TES ung P TP809 T e ES us EM at C813 X801 Wu 0801 TPB16 1805 2i mad e 1 679 460 11 19 MZ E300 5 4 PRINTED WIRING BOARDS MAIN SECTION 2 2 Refer to page 24 for Notes L 0 2 83 14 11 5 6 7 8 Z2 Semiconductor MAIN BOARD SIDE Location JI 803 12802 ere 2 s e a Fae 21005 5 I 0 6 801 am 2 6 5 C952 S TOOTO P 1901 ET E ted E LS Meuse a 1902 E 8 05 20 45 s e R05 919 24 re oe 14 STON
13. 2 E OA N 5 NIN 7 amp 9 NIN E 30 PWR_CLKSEL I O EJ EE ER des 21 E KA E EN Ez EA n 201 uc 1 2 U a W 4 5 UN W 4 A Un W 9 I P 4 m OO 99 D bd lt Un un lt 85 A 2 CLV V MON I I P N 6 46 47 48 49 50 51 52 53 54 55 56 57 58 59 61 FO Spindle servo OW drive output to SC111257FCR2 ACSS _ LO sted motor consol signal output to SCHHI2S7FCR 55 _ step FON O Sled motor convo signa our to SC111257FCR2 _ LS o Ia Lx SLED_IR_CON CLV W CON Sled motor control signal output to SC111257FCR2 IC551 Sled motor control signal output to SC111257FCR2 IC551 Beep sound drive signal output to phones amplifier IC301 TSB serial communication data input output to from remote commander with phones SIO2ZCIK Jo Serial clock signal output to LC89642 8B E IC601 and EEPROM 1 802 Read data input from LC89642 8B E IC601 and EEPROM IC802 SIO3 DO O Write data output to LC89642 8B E IC601 and EEPROM IC802 VLVCON 0 PWM signal for VL voltage control signal to XPCI8A32FCR2 IC901 output PWRCLK External sync clock 176 4kHz signal to XPCI8A32FCR2 IC901 output FO vs ooma Disse 7 rod
14. 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 SECTION 1 SERVICING NOTE When repairing this device with the power on if you remove the main board this device stops working In this case you work without the device stopping by fastening the hook of the Open Close detection switch S808 Open Close detection switch S808 Note on IC replacement If using flux on replacing C801 etc clean it with alcohol or equivalent and after that check carefully there are no dust or rags in between pins Especially be sure to check between pins 4 and 5 MZ E300 SECTION 2 G ENERAL This section is extracted from Instruction manual Getting started Preparing a power source See Fig Eq ie LESS fee balter wilh polanty Ba sure to Insert the battery minus end first ee Fig Lom When to replace the battery You cem check the battery salon with the battery in the dipin creme gab Rares Fd Gentes ph COMTE The 41 44 44 inl C sire por cb Replace Wu ih freee Battery life Battery Playback LHP F es dry hatter Apps thors Maion oe rule 1315511 Lu male Harrani arg Dore SIS ares M ben
15. MZ E300 Pin No Pin name 4 MAD2 47 SLPWMR 4 MADI 49 FOPWME 0 MADO FOPWMR TRPWMF TRPWMR MADIO AVDD OUTL OUTR AVSS VDD2 XIN XOUT Description ON ddress output to DRAM NC led PWM output ddress output to DRAM NC ocus PWM output ddress output to DRAM NC cus PWM output acking PWM output racking PWM output ddress output to DRAM NC ower supply for Ibit DAC Ibit DAC L channel output Ibit DAC channel output round for Ibit DAC ower supply 6 9344MHz oscillation input 6 9344MHz oscillation output GM N 2 5 5 55 56 7 Q2 E Un N Un 6 62 63 m m ound VDDI 16 LRCO DDATA nternal power supply 6 9344MHz output De emphasis instruction output LR clock output QN 4 2 un 67 2 udio expansion data output Q m t clock output DDOUT SMON3 SMON2 SMONI SMONO FSEQ gital audio output 7 onitor signal output onitor signal output onitor signal output I Monitor signal output I EN Frame sync detection signal output lt a I CL servo lock decision output MRASBT MRASB FOK NWEB DEFECT MDI Output for test RAS signal output to DRAM NC ocus OK signal output E signal output to DRAM NC efect signal output ata input output to from DRAM I x 32 ps Q peed pulse input
16. 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 SWITCH PUSH 1 KEY OPEN CLOSE SWITCH SLIDE HOLD lt VIBRATOR gt VIBRATOR CERAMIC 16 9344 2 Ref No 12 51 A62 LCD801 M901 M902 Part No 1 694 743 11 1 679 187 11 3379 869 1 1 804 162 11 8 835 706 01 1 763 399 11 MZ E300 Description Remark MISCELLANEOUS KK ke K K K K K K K K K K K K CONDUCTIVE BOARD CONNECTION MOTOR FLEXIBLE BOARD OPTICAL PICK UP ASSY CLX 4E DISPLAY PANEL LIQUID CRYSTAL MOTOR DC SSM18A SPINDLE MOTOR DC SLED INCLUDING PULLEY GEAR K K K K K K KK K K KK K KKK K K KK The components identified by 3 021 018 11 3 224 084 11 3 224 084 21 3 224 084 31 3 224 084 41 3 224 084 51 8 953 301 92 8 953 775 95 ACCESSORIES amp PACKING MATERIALS KOK K K K K K K K K K K K K K K K K K K K K K K K K K K K K K K LABEL FRANCE FR MANUAL INSTRUCTION ENGLISH FRENCH SPANISH PORTUGUESE US CND AEP FR E MANUAL INSTRUCTION GERMAN ITALIAN DUTCH SWEDISH AEP MANUAL INSTRUCTION ENGLISH RUSSIAN HUNGARIAN CZECH FINNISH MANUAL INSTRUCTION ENGLISH SIMPLIFIED CHINESE POLISH SLOVAK EE CH MANUAL INSTRUCTION TRADITIONAL CHINESE KOREAN E RECEIVER EAR MDR E805LP CND AEPFR EE E CH HEAD SET MDR 026LP US Les composants identifi s par une mark A or dotted line with mark marque
17. 25 SCREW 1 4 MI CND AEP FR EE E CH 8 3 375 114 41 SCREW TAPPING 1 7 1 X 3380 005 1 CASE ASSY L BLUE 9 3 226 522 01 SPRING POP L 2 4 225 572 03 HOLD SILVER 10 4 223 906 01 SCREW MD STEP 11 A 3323 668 A MAIN BOARD COMPLETE 2 4 225 572 11 KNOB HOLD BLUE 3 3 226 517 01 WINDOW LCD 12 1 694 743 11 CONDUCTIVE BOARD CONNECTION 13 3 226 523 01 HOLDER LCD 4 3 226 512 01 LID BATTERY CASE SILVER 14 X 3380 004 1 PLATE ASSY FULCRUM CND AEP FR EE E CH 15 3 226 518 01 BUTTON CONTROL 4 3 226 512 11 LID BATTERY CASE BLUE 16 3 226 520 01 SPRING TERMINAL COIL 5 3379 511 1 HOLDER ASSY 6 3380 003 1 LID ASSY S UPPER SILVER 17 3 226 519 01 TERMINAL PLUS BATTERY CND AEP FR EE E CH 18 3 229 530 01 SHEET SHIELD 6 X 3380 006 1 LID ASSY L UPPER BLUE LCD801 1 804 162 11 DISPLAY PANEL LIQUID CRYSTAL 29 MZ E300 6 2 MECHANISM DECK SECTION MT MZE300 176 30 Part No 1 679 187 11 3 222 392 01 3 223 833 01 3 224 779 01 4 222 216 01 3 338 645 51 4 218 233 13 4 218 233 01 4 222 208 01 Description MOTOR FLEXIBLE BOARD SCREW M1 4 TAPPING CHASSIS SPRING THRUST DETENT GEAR SA WASHER SCREW 1 7 MI SCREW 1 4 MI GEAR SB Remark The components identified by mark or dotted line with mark marque sont critiques pour are critical for safety Replace only with part number specifie
18. CHIP 10PF 0 5PF 50V C803 1 164 156 11 CERAMIC CHIP 25V C804 1 164 156 11 CERAMIC CHIP 25V C515 1 164 156 11 CERAMIC CHIP 25V C805 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V C516 1 107 826 11 CERAMIC CHIP 010 10 16 C806 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V C517 1 162 970 11 CERAMIC CHIP 0 01uF 10 25 C519 1 162 968 11 CERAMIC CHIP 0 0047uF 10 50 C807 1 162 962 11 CERAMIC CHIP 470PF 10 50 524 1 117 920 11 TANTAL CHIP 10uF 20 6 3V C808 1 164 156 11 CERAMIC CHIP 0 1uF 25V C810 1 162 964 11 CERAMIC CHIP 0 001uF 10 50 0527 1 165 176 11 CERAMIC CHIP 0 047uF 10 16 C811 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V 529 1 117 920 11 TANTAL CHIP 10uF 20 6 3V C813 1 164 156 11 CERAMIC CHIP 010 25V C530 1 162 966 11 CERAMIC CHIP 0 0022uF 10 50V C551 1 104 912 11 TANTAL CHIP 3 3uF 20 6 3V C851 1 164 156 11 CERAMIC CHIP 25V 552 1 104 912 11 TANTAL CHIP 3 3uF 20 6 3V C901 1 104 752 11 TANTAL CHIP 33uF 20 6 3V C902 1 119 749 11 TANTAL CHIP 33uF 20 AV 51 MZ E300 Ver 1 2 2001 12 Ref No C903 C904 C905 C906 C907 C908 C909 C910 C911 C913 C915 C917 C919 C920 C921 C951 C952 C953 CN501 CN551 D101 D201 D351 D901 D902 D903 FB801 10301 10501 10551 1601 10602 10801 10802 10803 10901 J301 L502 L551 L552 L553 L554 L901 L902 32 Part No 1 104 752 11 1 119 749 11 1 107 826 11 1 162 970 11 1 1
19. E 1 601 Chip enable output to LC89642 8B E 1 601 H Enable Latch clear signal for start up signal to XPC18A32FCR2 IC901 output H Clear System sleep control signal to XPC18A32FCR2 IC901 output H Sleep on VL voltage control signal to XPC18A32FCR2 IC901 output H VL out on xternal sync 2 division circuit control signal to XPC18A32FCR2 IC901 output L 2 ivision H No division SBUS CLK SB serial clock signal output to SN761057DBT IC501 SBUS DATA I O SSB serial data signal input output to SN761057DBT IC501 PD SI D IC mode select signal output L PIT H GRV SLD 1 MON led servo timing signal input from SC111257FCR2 IC551 SLD 2 MON led servo timing signal input from SC111257FCR2 IC551 CLV VCON pindle servo drive voltage control signal output to SC111257FCR2 IC551 SLD VCON led servo external voltage control signal output to SC111257FCR2 IC551 VC VCON WM signal for VC voltage control signal to XPC18A32FCR2 IC901 output CLV U MON pindle servo 0 timing signal input from 5 111257 2 IC551 VDD ower supply 42 1 V Digital system est Fixed to L pindle servo V timing signal input from 5 111257 2 IC551 43 CLV W MON pindle servo W timing signal input from SC111257FCR2 IC551 4 CLV U CON pindle servo U drive signal output to SC111257FCR2 IC551 45 CLV V CON O Spindle servo V drive signal output to SC111257FCR2 IC551 DSP_WRQB DSP_INTB DSP_SMON3 DSP_CE PWR_FFCLR PWR_SLEEP PWR_VLON
20. How to release the TEST MODE When method D was used Turn off the power and open the solder bridge on 801 on the main board Note The solder should be removed clean The remaining solder may make a short with the chassis and other part When method 2 or 3 was used Turn off the power Note If electrical adjustment see page 8 has not been finished completely always start in the test mode The set cannot start in normal mode 4 3 TEST MODE STRUCTURE Manual mode operation can only be performed via the remote control unit Use the connection tool to connect the remote control unit The display of the main unit shows Adj Test Mode Display Check Mode Manual Mode Remote control only Audio Mode Alignment Mode Press and hold down m key Display segment check mode Release key lt lt or key Main unit only key 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 Manual mode operation can only be performed via the remote control unit Use the connection tool to connect the remote control unit The display of th
21. Microprocessor Version 1 20 and higher D Clear NV 2 Electric offset adjustment 8 CD overall adjustment 4 Rewriting of the adjustment value After CD overall adjustment switch to manual mode No 321 in the condition the disc is in 2 Press key on the remote control unit to set 1 step down the adjustment value of No 321 and press the pause key on the remote control unit to write this value to NV 3 Press the PPP key on the remote control unit to switch to manual mode No 323 4 Press the pause key on the remote control unit to set to the automatic adjustment During adjusting automatically the adjustment value turns on and off so wait for the time the adjustment value is on 5 Press the key on the remote control unit to switch to manual mode No 345 6 Note down the current adjustment value of No 345 value X Use the keys on the remote control unit to set the adjustment value of No 345 to the value determined by the formula below and press the pause key on the remote control unit to write this value to NV Formula X x 1 18 Y Since X and Y are 2 sC attention must be paid to codes And the maximum value of Y must be 7Fh Never set it to the negative value Example Since X 2Bh Y 2Bh x 1 18 33h 10 5 Change the disc to MO overall adjustment disc 1 disc Switch to manual mode No 114 Press the pause key on the remotecontrol unit to set to the automatic adjustm
22. R948 R949 R951 RB551 RB552 RB553 5001 9802 9803 9804 9805 9806 9807 9808 9809 X801 K K K K KK K KKK K K KK Part No 1 216 821 11 1 216 845 11 1 216 864 91 1 216 857 11 1 216 833 11 1 218 871 11 1 216 825 11 1 216 825 11 1 216 847 11 1 216 833 11 1 216 827 11 1 216 827 11 1 218 907 11 1 218 744 11 1 218 895 11 1 218 911 11 1 218 907 11 1 218 911 11 1 216 864 91 1 233 959 21 1 233 979 11 1 233 967 11 1 786 033 21 1 786 033 21 1 786 033 21 1 786 033 21 1 786 033 21 1 786 033 21 1 786 033 21 1 786 061 21 1 762 078 11 1 81 575 21 Description METAL CHIP 1K 5 METAL CHIP 100K 5 SHORT 0 METAL CHIP 1M 5 METAL CHIP 10K 5 METAL CHIP 10K 0 5 METAL CHIP 2 2K 5 METAL CHIP 2 2K 5 METAL CHIP 150K 5 METAL CHIP 10K 5 METAL CHIP 3 3K 5 METAL CHIP 3 3K 5 METAL CHIP 330K 0 5 METAL CHIP 150K 0 5 METAL CHIP 100K 0 5 METAL CHIP 470K 0 5 METAL CHIP 330K 0 5 METAL CHIP 470K 0 5 SHORT 0 lt COMPOSITION CIRCUIT BLOCK gt RES NETWORK CHIP TYPE 470 RES NETWORK CHIP TYPE 1M RES NETWORK CHIP TYPE 10K lt SWITCH gt SWITCH TACTILE SWITCH TACTILE M SWITCH TACTILE E P D 44 SWITCH TACTILE VOL SWITCH TACTILE VOL SWITCH TACTILE PLAY MODE DISPLAY 2SEC SWITCH TACTILE DIGITAL MEGABASS AVLS 2SEC Remark 1 16W 1 16W 1 16W 1 16W
23. side which enables seeing The other layers patterns are not indicated Caution Pattern face side Parts on the pattern face side seen from the Side B pattern face are indicated Parts face side Parts on the parts face side seen from the Side A parts face are indicated Note on Schematic Diagram MAIN SECTION All capacitors are in uF unless otherwise noted pF uuF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are in and 4W or less unless otherwise specified e A internal component Note The components identified by mark A or dotted line with mark are critical for safety Replace only with part number specified mm Line e Power voltage is dc 1 5V and fed with regulated dc power supply from battery terminal Voltages and waveforms are dc with respect to ground under no signal conditions no mark PLAY Voltages are taken with a VOM Input impedance 10 Voltage variations may be noted due to normal produc tion tolerances e Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms e Signal path D Analog E Digital 24 24 Waveforms 1 501 IC601 TE PLAY Mode 200 mV DIV 1 us DIV 1C601 69 XIN 400 mV DIV 20 ns DIV 1 396 mVp p 16 34 2 e 501 8 9 9
24. 01 1 SP INDLE SLEO 24 21 VL VCON 7 5 CPVI MOTOR DRIVE F11 19 POWER SUPPLY 7 2 SLD CON IF J 9 SLB CON IR J C558 T 0 068 C557 C559 0 058 0 058 e J amis gt D gt gt 23 T z z z z ol of ol ol z gt of gt WI 20 doc 444442 K ae TOTAL CURRENT 30 290mA DRY BATTERY SIZE AA C951 IEC BESIGNATION LR6 0 1 L IPC 1 5V 5 7 SCHEMATIC DIAGRAM MAIN SECTION 3 3 e Refer page 24 for Notes Refer to page 26 28 for IC Block Diagrams e Refer to page 25 for Waveforms MZ E300 MAIN BOARD 1 3 3 CN805 4 2 12 gt MAIN x 1 3 8 gt gt oci 9 O 2054 seo B LC8801 CRYSTAL secs 10 DISPLAY 10 1 AZ a 2 seco C801 BPO seon fol MAIN 0 1 TES 16 BOARD 2 3 20 2 806 14 gt SBUS BATA SBUS D T DATA 16 2 B a827
25. 09 982 11 1 107 826 11 1 109 982 11 1 162 964 11 1 107 811 11 1 107 826 11 1 107 826 11 1 107 826 11 1 135 259 11 1 135 259 11 1 107 826 11 1 164 156 11 1 113 690 11 1 164 156 11 1 778 168 11 1 815 284 21 8 19 056 72 8 19 056 72 8 719 017 58 8 719 081 33 8 719 081 33 8 719 049 09 1 414 226 21 8 799 598 15 8 759 689 67 8 759 698 62 8 759 697 82 8 759 834 07 6 700 663 01 8 759 468 72 759 592 49 8 759 698 61 1 794 084 31 1 469 570 21 1 410 389 31 1 410 389 31 1 414 400 41 1 414 400 41 1 419 258 21 1 419 646 21 Description TANTAL CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP ELECT CHIP CERAMIC CHIP CONNECTOR gt 33 33uF 0 1uF 0 01uF 0 1uF 0 001uF 47uF 0 1uF 0 1uF 0 1uF 10uF 10uF 0 1uF 0 1uF 220uF 0 1uF 20 20 10 10 10 10 10 10 20 10 10 10 20 20 10 20 CONNECTOR FFC FPC ZIF 20P CONNECTOR FPC ZIF 8P lt DIODE gt DIODE DIODE DIODE DIODE DIODE DIODE UDZ TE 17 2 4B UDZ TE 17 2 4B 8068 MA2YD1500LS0 MA2YD1500LS0 155367 350 lt FERRITE BEAD gt FERRITE lt IC gt IC TA2131FL EL IC SN761057DBT IC SC111257FCR2 LC89642 8B E IC XC62FP2302MR IC RU6615MF 0005 I
26. 2 ur 2 T Ls Em L1 3 4 v 28 STEP UP STEP UP RFI INMI 1 DTC1 VC PWM 4 DTC2 VC p 63 RF2 69 INM2 VG PWER SWITCH 2 E VG No 1 START UP E VL VLO VEG VG 20 PWM2 VG 9 VG E STEP UP DC DC 18 LG CONVERTOR zi 17 PGND2 16 L2 ipi 48 No 03 04 8 SB amp MZ E300 SECTION 6 EXPLODED VIEWS NOTE XX X mean standardized parts so they may have some difference from the original The mechanical parts with no reference number in the exploded views are not The components identified by mark or dotted line with mark are critical one supplied Color indication of Appearance Parts Hardware mark list and accessories and for safety Example packing materials are given in the last of this Replace only with part number specified parts list EE 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 KNOB BALANCE WHITE RED T T Parts color Cabinet s color tems marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items 6 1 MAIN SECTION Ref No Part No Description Remark Ref No Part No Description Remark 1 X 3380 002 1 CASE ASSY S SILVER 1 4 218 233
27. 2 77 S0 O 11 26 DSP 50 8102 CLK 64 57 DSP VP 57 5102 DO 56 8102 DI 51 33 PD 81 51 FOCUS TRACKING COIL DRIVE 0 SPINDLES SLED MOTOR DRIVE 32 8 BUS DATA 011 LIQUID MINIDISC 61 S BUS CLK CRYSTAL OPTICAL PICK UP BLOCK 3 DISPLAY LCX 4E 6 RF SMON 6 tl 04 5 HOLD SW 15 4 OFF SET KEY 4 2 37 85 SLD2MON gt sse 4p 28 20 m 1 HOLD TRK 33 OPEN CLOSE f PRE J 1 FO L e a 20 J OPEN CLS SW 5 7 8807 S806 S805 S804 S808 5802 5801 m CONTROL 25 17 XIN DIGITAL PLAY MODE VOLUME VOLUME Hd 77 69 X801 uci DISPLAY 16 9344MH 86 2 49 POWER SUPPLY FCS I DVDD C901 VL Ow mo FCS J i 7 PRE HI BRIDGE 19 5 XWK4 DRIVER CONTROL 2 XWK1 5 85 VIF INC RMC KEY 3 VRMC VIF 42 m MECHANISM BLOCK _ XWK3 UNREG 1 UNREG o ae 9 SLED 7 XWK2 19 VG SLED 1R CON e i 21 48 SLED 1F CON 66 INM1 D903 67 SLD VCON VC VCOM 88 L G RF LG 18 i 58 23 RF o UNREG 5 INM2 HI BRIDGE 60 SLED 2F CON PWR CLK 59 56 CLK VL 9 CONTROL 49 SLED 2R CON PWR VLON 09 VLON 2 28 SLEEP ap O PWR FFCLR 27 54 FFCLR i 69 CLV U MON XRST On 8 XRST O AVDD vc 2 02 CLV V MON VL MON 8
28. 6 20 1C802 8820 REID 02 EEPROM RMC 9 8202 68k XCS TP803 C204 8102 CLK RMC KEY 9 470p AW 5102 80 17 104 1 R102 S102 81 470p 58k E Z l 0 O 100 2 20 CO lt Lu F EE ae E WRGB m 5 2 v9 a Lez INTB 11 SMON3 COMS 025 COM2 75 w und FFCLR COM 2 5 4 2 1 XHP STBY J us 10801 COMO 2 7 TUE PWR VLON RUSSISME SEG 1 Tar 1 0 MUTE G PWR CLKSEL IC801 SEGIO 10301 0 SBUS DATA SYSTEM CONTROL SEGB i8 SECS 01 m 5207 1 2 SERE OUT R HRABPHONE AMP SLB 1 MON 67 LA C802 35 SLO 2 MON Ome 2 0801 37 be 2 SEGS 2904738 IC803 C813 gt lt SLB VCON RE SEG2 0 1 38 VC VCON SEG2 63 2 SWITCH 3STATE BUFFER ETIN ane SEGI 29 T SEGI Q 40 zzzzzOoooo vss S R t n 2 2 O Z n ave S 217 R202 de Ge ae Se eq DEP z icu diu ce e 6 8k ASSI SERT S 52 PERPE 2 Q ET j 0 5 mE 0301 SET 2504728 gt REFERENCE VOLTAGE 2 SWITCHING 2 C306 22 J sd AN 4 gt 1 9301 C251 85 7 02872 4 7 8201 02872 4 7 23 23 MZ E300 Note on Printed Wiring Boards MAIN SECTION e parts extracted from the component side Pattern from the
29. A sont critiques pour A are critical for safety Replace only with part number specified la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi MZ E300 REVISION HISTORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised page er Description of Revision 2001 12 Change of microprocessor IC801 Ver 1 3 SPM 01052 1 1 2001 03 Correction of Overall Adjustment Mode Correction of Electrical Parts List 2001 02 New lt
30. C AK6420AM E2 IC TC7SZ125FU TE85R IC XPC18A32FCR2 lt gt lt COIL gt INDUCTOR 10uH INDUCTOR CHIP 47uH INDUCTOR CHIP 47uH INDUCTOR INDUCTOR INDUCTOR INDUCTOR 22uH 22uH 68uH 47uH Remark 6 3V 4V 16V 25V 10V 16V 10V 50V 4V 16V 16V 16V 6 3V 6 3V 16V 25V 4V 25V Ref No L903 L904 L905 LCD801 Q301 Q501 Q801 R101 R102 R103 R104 R106 R201 R202 R203 R204 R206 R301 R302 R303 R501 R506 R516 R517 R519 R521 R602 R603 R605 R607 R608 R609 R611 R614 R615 R802 R803 R804 R805 R806 R807 R808 R809 R810 R811 R812 R813 R814 R815 R816 R820 R821 Part No 1 414 398 11 1 414 398 11 1 412 032 11 1 804 162 11 8 29 037 52 8 29 922 10 8 729 037 52 1 216 839 11 1 216 843 11 1 216 829 11 1 216 797 11 1 216 831 11 1 216 839 11 1 216 843 11 1 216 829 11 1 216 797 11 1 216 831 11 1 216 803 11 1 216 831 11 1 216 849 11 1 216 839 11 1 216 864 91 1 218 855 11 1 218 855 11 1 216 845 11 1 218 446 11 1 216 801 11 1 216 797 11 1 216 833 11 1 216 831 11 1 216 831 11 1 216 839 11 1 216 821 11 1 216 797 11 1 216 797 11 1 216 841 11 1 216 833 11 1 218 895 11 1 218 895 11 1 216 845 11 1 216 845 11 1 216 845 11 1 216 809 11 1 216 809 11 1 216 825 11 1 216 829 11 1 216 831 11 1 216 835 11 1 216 839 11 1 216 847 11 1 216 857 11 1 216 827 11 Description Remark INDUCTOR 10
31. ODE DBB AVLS key input pper panel open close detection switch S808 input L Close H Open MON level input from SN761057DBT IC501 A D input ot used Fixed to L L voltage monitor input from XPC18A32FCR2 IC901 A D input ystem reset signal input from XPC18A32FCR2 IC901 A D input L Reset L is in hile 500 600 msec after power turns on and then turns to H SET KEY K P 5 OPEN CLS SW RF SMON DSP SMON3 LP VL MON I 2 N XRESET lt AVDD AVSS TYPEO 1 XADJUST HOLD SW XOUT XIN HP MUTE HP STBY XCLK D as ower supply 2 48 V For A D conversion round For A D conversion 12 13 4 5 al nitial setting for the model decision input Bit 0 1 Fixed to L est mode setting input L Test mode Fixed to H normally OLD switch 5809 input L Off H On ain system clock 16 9344MHz output ain system clock 16 9344MHz input uting on off control signal output to phones amplifier IC301 H Muting on ON 1 I amp 9 20 1 tandby on off control signal output to phones amplifier IC301 L Standby H Amp on ock 16 9344MHz output to LC89642 8B E 1 601 ower supply 2 1V Digital system lt 15 9 round Digital system UBQ ADIP read out request input from LC89642 8B E 1 601 L Request PP servo status read out request input from LC89642 8B E 1 601 L Request Monitor signal 3 input from LC89642 8B
32. SERVICE MANUAL Ver 1 2 2001 12 US and foreign patents licensed from Dolby Laboratories Licensing Corporation MZ E300 US Model Canadian Model AEP Model E Model Chinese Model Model Name Using Similar Mechanism MD Mechanism Type MT MZE300 176 Optical Pick up Mechanism Type LCX 4E 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 1 W This output 1s 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 Approx 700 rpm to 1 500 rpm Error correction ACIRC Advanced Cross Interleave Reed Solomon Code Sampling frequency 44 1 kHz Coding ATRAC Adaptive TRansform Acoustic Coding 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 limits Power requirements One LR6 size AA battery not supplied 9 873 064 13 2001L0200 1 2001 12 Sony Corporation Personal Audio Company Published by Sony Engineering Corporation Battery operation time Battery life EIAJ Battery Playback LR6 SG Sony Alkaline dry battery Approx 33 hours D Measured in accordance with the EIAJ Electronic Industries Association of Japan standard using a Son
33. Schematic Diagram Main Section 1 3 21 5 6 Schematic Diagram Main Section 2 3 22 5 7 Schematic Diagram Main Section 3 3 23 6 EXPLODED VIEWS GIE Main SeCHOM d Lanta o etes eds 29 6 2 Mechanism Deck Section 30 7 ELECTRICAL PARTS LIST 31 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 dam aged by heat SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DOTTED LINE WITH MARK 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 ATTENTION AU COMPOSANT AYANT RAPPORT A LA SECURITE LES COMPOSANTS IDENTIFI S PAR UNE MARQUE SUR LES DIAGRAMMES SCH MATIQUES ET LA LISTE DES PI CES SONT CRITIQUES POUR LA S
34. Title Display ASSY 4 key CD overall m Adjustment MO overall Adjustment Electrical offset Adjustment key PLAY MODE DISPLAY key key Perform overall adjustments according to the following procedures procedures may differ depending on the microprocessor chip version used For Ver 1 10 if it is no good in the overall adjustment please repeat the overall adjustment several times Microprocessor Version 1 10 D Clear NV 2 Electric offset adjustment 8 Rewriting of RAM 633h 1 switch to manual mode No 100 2 Press the key on the remote control unit 6 times consecutively to enter RAM mode 3 Change the RAM address to 633h Use the following keys on the remote control unit to change the digits of the RAM address DISPLAY for the first digit hundreds the B key for the second digit tens and the PPAP key or the 19 key for the third digits units 4 Use the Jand keys on the remote control unit to set the adjustment value of No 633h to 03h and press once the pause key on the remote control unit to write this value to NV NV is cleared the value is OOh 5 Press the key once more to change the display to address and adjustment value display 6 Switch to the overall adjustment 4 CD overall adjustment Not to turn off the power between the items 8 and 4 MZ E300 Ver 1 1 2001 03 5 Rewritin
35. d Part No 4 222 204 01 4 222 203 01 X 3379 869 1 3 222 391 01 3 225 278 11 X 3379 529 1 6 035 706 01 1 763 399 11 Les composants identifi s par une la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi Description Remark BEARING N SCREW LEAD OPTICAL PICK UP ASSY LCX 4E SPRING M RACK SCREW TAPPING BASE ASSY MOTOR MOTOR DC 55 18 SPINDLE MOTOR DC SLED INCLUDING PULLEY GEAR MZ E300 SECTION 7 ELECTRICAL PARTS LIST NOTE Due to standardization replacements in the parts list may be different from the parts specified in the diagrams or the components SEMICONDUCTORS In each case for example uA UPA u PA The components identified by mark or dotted line with mark are critical for safety used on the set uPB u PB uPC Replace only with part number specified e X mean standardized parts so they uPD ARS may have some difference from the original CAPACITORS plas E P T E marque sont critiques pour la ne RESISTORS COILS Ne les que une pi ce portant le num ro sp cifi resistors are in ohms uH WH METAL Metal film resistor Abbreviation When indicating parts by reference num METAL OXIDE Metal oxide film resistor CND Canadian F nonflammable FR French tems marked are not stocked since EE Ea
36. e main unit shows Adj 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 AAAS CC 2 When the test mode display shows 100 200 300 500 600 700 800 or 900 the optical pickup can be moved inside and outside of the SLED perimeter by continuously press ing the PPA B or 144 keys on the main unit MZ E300 3 Each test item 18 assigned with a three digit item number The 100th place is a major item 10th place is a middle item and unit place is a minor item key 100th place of mode number increase key 100th place of mode number decrease Change Major Item gt key 10th place of mode number increase key 10th place of mode number decrease Change Middle Item gt gt gt gt m key Unit place of mode number increase Unit place of mode number decrease Change Minor Item key Up key Down Change Adjustment Write Adjustment key When adjusted value is changed Adjusted value is written When adjusted value is not changed That item is adjusted automatically 4 During each test mode the display is changed from one to another each time DISPLAY key is pressed Remote control only Address Value amp Adjustment Value LCD display Li 1 5
37. ent After adjustment pull out the battery from the set to turn off the power Then insert the battery again 6 MO overall adjustment 4 7 2 Overall CD and MO adjustment method Setthe TEST MODE and press key or key to set the Overall Adjustment mode Main unit LCD display 2 Insert CD disc in the set and press 4 to set the Overall CD Adjustment mode Automatic adjustments are made Main unit LCD display XXX Item No for which an adjustment 15 being executed Adjustment Value 3 If NG in the overall CD adjustments return to Reset NV and perform from the electrical offset adjustment again The NG item and alternately flash on the main unit LCD display XXX NG item No Y Y Adjustment Value 4 If OK through the overall CD adjustments then perform overall MO adjustments Main unit LCD display 5 Insert MO disc in the set and press PP D key to set the Overall MO Adjustment mode Automatic adjustments are made Main unit LCD display XXX 44 XXX Item No for which an adjustment is being executed YY Adjustment Value MZ E300 6 If NG in the overall MO adjustments return to Reset NV and perform the adjustment again The NG item and alternately flash on the main unit LCD display XXX NG item No Y Y Adjustment Value 7 If OK through the overall MO adjustments press key to return to the TEST MODE and terminate
38. g of the adjustment value 1 CD overall adjustment switch to manual mode No 321 in the condition the disc is in 2 Press key on the remote control unit to set 1 step down the adjustment value of No 321 and press the pause key on the remote control unit to write this value to NV 3 Press the key on the remote control unit to switch to manual mode No 323 4 Press the pause key on the remote control unit to set to the automatic adjustment During adjusting automatically the adjustment value turns on and off so wait for the time the adjustment value is on 5 Press the C20 key on the remote control unit to switch to manual mode No 345 6 Note down the current adjustment value of No 345 value X Use the keys on the remote control unit to set the adjustment value of No 345 to the value Y determined by the formula below and press the pause key on the remote control unit to write this value to NV Formula X x 1 18 2 Y Since X and Y are 2 sC attention must be paid to codes And the maximum value of Y must be 7Fh Never set it to the negative value Example Since X 2Bh Y 2Bh x 1 18 33h 6 Change the disc to MO overall adjustment disc GA disc Switch to manual mode No 114 Press the pause key on the remotecontrol unit to set to the automatic adjustment After adjustment pull out the battery from the set to turn off the power Then insert the battery again 7 MO overall adjustment
39. he item No 021 Reset NV LCD display Lic 1 AAAS 3 Press HE key on the remote control LCD display De AAAS CC Flash CC 4 Press key on the remote control again LCD display Lic 1 AAAS 5 Press key to terminate the Manual mode and return to the TEST MODE 4 6 1 Electrical offset adjustment method Note Doing adjustment by the state that a disc does not enter 1 Confirm the power voltage 18 1 5V 2 Set to the test mode 3 Press the key of main unit activates the overall adjustment mode Main unit LCD display 4 Press the key Main unit LCD display 5 Press the key once more Adjustment is complete when the adjustment value appears in the position 4 6 2 Display segment check mode Enter test mode Display continuously alternates between the following three conditions entire LCD 18 lit entire LCD 18 ex tinguished version info is shown and so on 2 Press and hold the key on the main unit to enter display segment check mode Should segments not be displayed correctly at this point a short circuited COM terminal and or SEG terminal on the micropro cessor chip IC801 are possible causes 3 Display returns to condition 1 as soon as the key is re leased MZ E300 4 7 OVERALL ADJUSTMENT MODE 4 7 1 Overall adjustment mode structure TEST MODE Display Check Mode key or Ke key Overall Adjustment
40. re Tpp Wpp SERIAL I F 26 lt eo PGNDUV UO VMU GND2 CPW1 CPV1 COM CPWO CPVO 551 SC111257FCR2 a B 22 CPAIM 4 CPBIM PRE DRIVER 62 pro 63 gt 6 65 66 CONTROL gt 5 CPUO PWM 91 MZ E300 S m ux 3 205 8 6 87 36 83 82 31 30 29 ia i wo ee 08 VM4 VC VG VC VG VC VC m H BRIDGE H BRIDGE 07 R14 CONTROL CONTROL 06 F14 IL VC VC H BRIDGE H BRIDGE 7 CONTROL CONTROL 6 R12 VC VG VC VG BIAS 6 02 48 0 10 07 02 09 04 5 5 520606 8 gt 2 u gt Z u g 8 2 MZ E300 901 XPC18A32FCR2 55 VIF amp VA amp VAFB VDFB 99 VIFFB 53 GND amp VCO VC m VG NC 43 SERIAL PASS REGULATOR VA VD SERIAL PASS Y REGULATOR VD VC2 65 E SERIAL PASS REGULATOR VIF i XRST INT XRST 46 CRST 47 RSTREF 48 VC BANDGAP VREF 49 REFERENCE VC VB 50 VC GND 51 VSTB VC VB 3 CLKSEL 62 VAIFON FFCLR 54 CONTROL SLEEP 55 Bi Hi 5 122144 gt X X 28 VSTB VC VB VSTV VRMC GND co POWER SWITCH 1 8 VCOUT VG e e 22 2
41. st European they are seldom required for routine service CH Chinese Some delay should be anticipated when ordering these items Ref No Part No Description Remark Ref No Part No Description Remark 3323 668 MAIN BOARD COMPLETE C553 1 135 211 11 TANTAL CHIP 6 8uF 20 6 3V 554 1 135 211 11 TANTAL CHIP 6 8uF 20 6 3V 555 1 107 826 11 CERAMIC CHIP 010 10 16 1 694 743 11 CONDUCTIVE BOARD CONNECTION 556 1 107 826 11 CERAMIC CHIP 0 1uF 10 16 3 226 523 01 HOLDER LCD 0557 1 110 563 11 CERAMIC CHIP 0 068uF 10 16V 3 229 530 01 SHEET SHIELD C558 1 110 563 11 CERAMIC CHIP 0 068uF 10 16V CAPACITOR 559 1 110 563 11 CERAMIC CHIP 0 068uF 10 16V C561 1 164 156 11 CERAMIC CHIP 25 101 1 109 982 11 CERAMIC CHIP 1uF 10 10 C601 1 164 156 11 CERAMIC CHIP 25V C102 1 119 944 22 ELECT 4700 20 4 602 1 107 826 11 CERAMIC CHIP 0 1uF 10 16 C103 1 115 467 11 CERAMIC CHIP 0 22uF 10 10V C104 1 162 962 11 CERAMIC CHIP 470PF 10 50 C603 1 164 156 11 CERAMIC CHIP 0 1uF 25V C201 1 109 982 11 CERAMIC CHIP 1uF 10 10 C604 1 164 156 11 CERAMIC CHIP 25V C605 1 164 156 11 CERAMIC CHIP 25V C202 1 119 944 22 ELECT 470uF 20 AV C606 1 164 156 11 CERAMIC CHIP 25 C203 1 115 467 11 CERAMIC CHIP 0 22uF 10 10V C607 1 135 259 11 TANTAL CHIP 10uF 20 6 3V C204 1 162 962 11 CERAMIC CHIP 470PF 10 50 C301 1 135 259 11 TANTAL CHIP
42. the Overall Adjust ment mode Main unit LCD display 11 MZ E300 4 7 3 Overall CD and MO adjustment items 3 MO overall adjustment Item No Description 030h GRV setting servo off Laser ON OFF Electric offset differential Tracking Drive Voltage 00h setting Item No Description HPIT setting servo off ALFA offset adjustment IJ offset adjustment FE offset adjustment CLV start Move to inside of SLED perimeter Move to outside of SLED perimeter Focus on TE offset adjustment TE gain adjustment TWPP gain adjustment TWPP gain LPIT adjustment value write TE offset adjustment OFTRK adjustment Tracking ON ABCD gain adjustment KF gain adjustment HF gain adjustment FOCUS gain adjustment Tracking gain adjustment 521h Twin axis sensitivity compensation inside perimeter Twin axis sensitivity compensation outside perimeter Field of vision oscillation check HPIT setting servo OFF 12 MZ E300 SECTION 5 DIAGRAMS 5 1 EXPLANATION OF IC TERMINALS 601 LC89642 8B E DIGITAL SIGNAL PROCESSOR DIGITAL SERVO SIGNAL PROCESSOR ATRAC ENCODER DECODER 8MBIT D RAM D A CONVERTER Description Fri onnected to Bias resistor for oscillating frequency ISET VCVDD onnected to Bias resistor for VTEC current charge pump a ower supply for VTEC lt TEC current charge pump output TEST3 TEST2 SLCO SLCIST EFMIN p p x
43. three methods are available 1 Solder bridge and short BP801 TEST on the main board Then turn on the power MAIN BOARD SIDE A BP801 OPEN Normal mode SHORT Test mode 2 Using a pair of tweezers or similar tool short circuit TP804 and TP805 on the main board and turn on the power MAIN BOARD TP804 TP805 SIDE A 8 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 LJ STOP key on the set press the keys on the remote control in the following sequence P gt gt gt gt 1144 144 gt 14 gt gt 144 1 1 4 2 2 Operations when the TEST MODE is set When the TEST MODE 18 entered the system switches to the dis play 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 fol lowing displays Main unit LCD 1SHUFF All off Microprocessor version display Remote control LCD C 1SHUFF PGM Mmm 2 OD o All off Microprocessor version display The remote control display varies with the type of remote control unit used Example shown RM MC10L The current display is retained as long as either the PLAY MODE DISPLAY key on the main unit the PLAY MODE key on the remote control unit is pressed and held 4 2 3
44. uH INDUCTOR 10uH INDUCTOR CHIP 100uH lt LIQUID CRYSTAL DISPLAY gt DISPLAY PANEL LIQUID CRYSTAL lt TRANSISTOR gt TRANSISTOR 29D2216J QR TX SO TRANSISTOR 29A1577 QR TRANSISTOR 29D2216J QR TX SO lt RESISTOR gt METAL CHIP 33K 5 1 16W METAL CHIP 68K 5 1 16W METAL CHIP 4 7K 5 1 16W METAL CHIP 10 5 1 16W METAL CHIP 6 8K 5 1 16W METAL CHIP 33K 5 1 16W METAL CHIP 68K 5 1 16W METAL CHIP 4 7K 5 1 16W METAL CHIP 10 5 1 16W METAL CHIP 6 8K 5 1 16W METAL CHIP 33 5 1 16W METAL CHIP 6 8K 5 1 16W METAL CHIP 220K 590 1 16W METAL CHIP 33K 5 1 16W SHORT 0 METAL CHIP 2 2 0 5 1 16W METAL CHIP 2 2 0 5 1 16W METAL CHIP 100K 5 1 16W METAL CHIP 1 590 1 16W METAL CHIP 22 5 1 16W METAL CHIP 10 590 1 16W METAL CHIP 10K 5 1 16W METAL CHIP 6 8K 590 1 16W METAL CHIP 6 8K 590 1 16W METAL CHIP 33K 5 1 16W METAL CHIP 1K 5 1 16W METAL CHIP 10 5 1 16W METAL CHIP 10 5 1 16W METAL CHIP 47K 5 1 16W METAL CHIP 10K 5 1 16W METAL CHIP 100K 0 5 1 16W METAL CHIP 100K 0 5 1 16W METAL CHIP 100K 5 1 16W METAL CHIP 100K 590 1 16W METAL CHIP 100K 5 1 16W METAL CHIP 100 590 1 16W METAL CHIP 100 5 1 16W METAL CHIP 2 2 5 1 16W METAL CHIP 4 7 590 1 16W METAL CHIP 6 8K 5 1 16W METAL CHIP 15K 5 1 16W METAL CHIP 33K 5 1 16W METAL CHIP 150K 590 1 16W METAL CHIP 1M 5 1 16W METAL CHIP 3 3K 5 1 16W Ref No R822 R824 R826 R827 R830 R901 R903 R905 R906 R907 R909 R910 R912 R936 R946 R947
45. vL 84 vC DRY BATTERY 45 SIZE AA D901 IEC DESIGNATION LR6 M901 68 CLV W MON PWR CLKSEL 80 62 CLK SEL VC OUT 83 SPINDLE Dn 2 46 CLV W CON 3 PHASE 3 45 CLV V CON BP801 CONTROL 4 44 CLV U CON TEST 5 36 CLV VCON XADJUST 14 i 6 UNREG m Signal path S path gt Analog _ a M aa a a 0a 0 eS M ED Digital 5 3 PRINTED WIRING BOARDS MAIN SECTION 1 2 e Refer to page 24 for Notes MZ E300 102 1 2 3 1 4 6 DRY BATTERY SIZE AA IEC DESIGNATION LR6 1PC 1 5V A MAIN BOARD SIDE B e o C951 e o o o TP953 907 2 8 em TP924 2 de S 5 z MEA TP912 9 e e 2 903 5 e TP908 TP911e e 2 e e e 9 2 T e e 907 TP570 TP910 eTP917 E ue I e 572 573 9 e e TP576 e C e TP901 M902 MOTOR FLEXIBLE BOARD 2 ur SLED MOTOR 4 7 _ 1 679 187 11 e 9 e OPTICAL PICK UP 5 Ema BLOCK 2 4 ee e e e e e e e gt e ee e TP5751P574 5 E 4 P522 4 e 2 M901 E E SPINDLE MOTOR ee AN 2 2 79 e e TP551 5 e e 9
46. wards while penszg Hold down ks Honwand hike pring Hold ide Wee Remove the MD Press BL and then OFEN FA wor open ibe 114 iba E SL plyta E b zi thes rear dark Shen fe der make eure b presa Bl irei and then dise LWEN When a blank Mior MH is inari the pror CET on thes diario in ihr plis MZ E300 SECTION 3 DISASSEMBLY The equipment can be removed using the following procedure T Main board Set Lid ASSY Upper Mechanism deck UU Optical pick up ASSY Note Follow the disassembly procedure in the numerical order given 3 1 LID ASSY UPPER HOLDER ASSY Note Holder ASSY installation 1 Attach the holes on Holder ASSY to the projections on right and left sides 2 Attach Spring POP L as shown in the figure Q Lid ASSY Upper Q Screws 1 4 MI ar lt Move it away from projection Holder ASSY 1 Reinforcement K gt AX Spring POP L Move it away NT from projection xS Q Holder ASSY Move it away from projection Case ASSY 3 2 MECHANISM DECK Q Screw MD step Mechanism deck Q Motor flexible board Q Screws tapping 1 7 9 Q OP flexible board Reinforcement Claw MZ E300 3 3 MAIN BOARD Note On installation of main board adjust the position of both switch S809 and knob HOLD Q Screws tapping 1 7
47. y MDW series Mini disc 2 When using a Sony LR6 SG STAMINA alkaline dry battery produced in Japan Note The effective battery life may be shorter than that indicated above depending on operating conditions the surrounding temperature and the battery type Dimensions Approx 83 0 x 26 7 x 76 5 mm w h d 3 x 1 16 x 3 in not including projecting parts and controls Mass Approx 83 0 g 3 0 oz the player only Supplied accessories Headphones earphones 1 Design and specifications are subject to change without notice PORTABLE MINIDISC PLAYER SON Y MZ E300 TABLE OF CONTENTS SPee CANONS eo dtc ns 1 1 SERVICING 2 2 GENERAL 4 Power SOURCE 3 To Connect the Headphones Earphones 3 PV RS 3 3 DISASSEMBLY 3 1 Lid ASSY Upper Holder ASSY 4 3 2 Mechanism DECK s ba rere 4 3 9 Mn BOA Uta Dr ds 5 3 4 Optical Pick up ASSY 5 4 T S MODE es 6 5 DIAGRAMS 5 1 Explanation of IC Terminals 13 Je Block NND 18 5 3 Printed Wiring Boards Main Section 1 2 19 5 4 Printed Wiring Boards Main Section 2 2 20 5 5

Sony MZ-300 User's Manual

Contents

Download Pdf Manuals

Related Search

Related Contents