Sony MZ-E500 Service Manual Download

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Disassemble the unit in the order as shown below.

Note :

Follow the disassembly procedure in the numerical order given.

3-1. “PANEL BLOCK ASSY, UPPER”,“HOLDER ASSY”

3-2. MECHANISM DECK

SECTION 3

DISASSEMBLY

Optical pick-up block

Mechanism deck

“Panel block assy,upper”,“Holder assy”

Set

Bracket assy

Main board

Panel block assy, upper

Screws (MI 1.4

2.5)

Move it away

from projection

Case (rear)

Holder assy

Screws (MI 1.4

1.6)

Move it away

from projection

Mechanism deck

Screw (MD), step

OP flexible board

Motor flexible board

Claw

Summary of Contents for MZ-E500

Page 1: ... output level 5 mW 5 mW load impedance 16 ohms Power requirements Nickel Cadmium rechargeable battery One NC 6WM supplied 1 2V 600 mAh One LR6 size AA battery not supplied External power jack Power rating 1 5V DC Battery operation time Dimensions Approx 74 5 17 7 80 5 mm w h d 3 23 32 3 1 4 in not including projecting parts and controls Mass Approx 76g 2 7 oz the player only Supplied accessories H...

Page 2: ...T WARNING COMPONENTS IDENTIFIED BY MARK OR DOTTED LINEWITH 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 Flexible Circuit Board Repairing Keep the temperature of the soldering iron around 270 C during repairing Do not touch the solderi...

Page 3: ... electrostatic break down and also use the procedure in the printed matter which is included in the repair parts The flexible board is easily damaged and should be handled with care NOTES ON LASER DIODE EMISSION CHECK Never look into the laser diode emission from right above when checking it for adjustment It is feared that you will lose your sight NOTES ON HANDLING THE OPTICAL PICK UP BLOCK LCX 4...

Page 4: ...2 GENERAL LOCATION AND FUNCTION OF CONTROLS This section is extracted from instruction manual x VOL x X 1N N VOL VOL 2 N VOL HOLD DISPLAY SOUND PLAYMODE RPT ENT x HOLD AVLS PLAY MODE OPERATE lamp Indicador OPERATE ...

Page 5: ...ECHANISM DECK SECTION 3 DISASSEMBLY Optical pick up block Mechanism deck Panel block assy upper Holder assy Set Bracket assy Main board Panel block assy upper 1 Screws MI 1 4 2 5 3 Move it away from projection Case rear Holder assy 2 1 Screws MI 1 4 1 6 3 Move it away from projection Mechanism deck 1 Screw MD step 4 OP flexible board 5 Motor flexible board 2 Claw 3 ...

Page 6: ... 6 3 3 BRACKET ASSY 3 4 MAIN BOARD Bracket assy 1 Screws 1 7 Projections 2 5 Case rear 2 Lid battery case Main board 6 Remove the soldring Case battery 6 Remove the soldering 3 Screws 1 7 1 Claw 4 ...

Page 7: ... 7 3 5 OPTICAL PICK UP BLOCK Optical pick up block LCX 4E 3 Screw M 1 4 5 4 Spring thrust detent 2 Gear SA 1 Washer ...

Page 8: ...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 1 Solder bridge and short TAP601 TEST on the main board Then turn on the power MAIN BOARD SIDE B 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 x STOP key on the set press the keys...

Page 9: ...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 OverallAdjustment mode 4 4 2 How to set the Manual mode 1 Set theTEST MODE and press VOL key to set the Manual mode Remote control LCD display 4 During each test mode the d...

Page 10: ...ror display code After servicing reset the error display code 1 Set the TEST MODE 2 Pressing the DISPLAY key on the remote control activates the self diagnosis display mode 3 To reset the error display code press X key 2 times on the remote control when the code is displayed except R All the data on the 1st N N 1 and N 2 will be reset Meaning of code No error Access target address illegally specif...

Page 11: ...considered as OK LCD display 4 When all the key have been checked or when the top panel is opened during this checking the system terminates the Key Check mode and return to the TEST MODE 000 0F 4 7 Sound Skip Check Result Display Mode This set can display and check the error count occurring during play Setting method of Sound Skip Check Result Display Mode 1 Setting the test mode 2 Pressing the N...

Page 12: ...orded Digital voltmeter 5 2 2 Adjustment sequence The adjustments should be always performed in the following sequence 5 2 3 Power The power is supplied with 1 5 V DC from the battery case 5 3 RESET NV 5 3 1 How to reset NV 1 Set the TEST MODE 2 Set the Manual mode and set the item No 021 Reset NV LCD display 1 Reset NV Clear the memory 2 Manual power adjustments 3 Electrical offset adjustments Do...

Page 13: ...omatic adjustments are made LCD display XXX Item No for which an adjustment is being executed 5 4 3 Vc PWM Duty H adjustment method 1 Set the Manual mode and set the item No to 763 LCD display 2 Connect a digital voltmeter to TP901 VC on the main board and adjust VOL key and VOL key on the remote control Adjustment value 2 75V Standard value 2 735 to 2 765V MAIN BOARD SIDE B 3 Press X key to write...

Page 14: ... OFF electrical offset difference measurement Item No 030 035 Completed 2 Overall CD adjustment items Contents VC VR power voltage High Low selection HPIT setting Sarvo OFF SLED move to inside SLED move to outside High reflection CD electrical offset adjustment Laser ON Focus UP VC correction ALFA offset adjustment IJ offset adjustment FE offset adjustment HPIT adjustment Focus servo ON TE offset ...

Page 15: ...fset adjustment TEIN offset adjustment TWPP offset adjustment Tracking servo ON TWPP offset adjustment ABCD gain adjustment KF gain adjustment ADIP BPF fo adjustment FCS gain adjustment TRK gain adjustment TWPP gain adjustment TWPP offset adjustment 1 TWPP offset adjustment 2 TWPP OP offset adjustment RF gain adjustment R GRV setting Servo OFF Item No 230 236 237 238 244 245 100 562 120 122 121 12...

Page 16: ... may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path F Analog J Digital Replacement of IC601 used in this set requires a special tool The voltage and waveform of CSP chip size package cannot be measured because its lead layout is different from that of conventional IC Note on Printed Wiring Boards MAIN SECTION X parts extracted from the component side P...

Page 17: ...1 26 43 24 23 4 8 9 10 11 12 14 5 6 13 7 18 19 LASER AUTO POWER CONTROL Q501 3 4 2 19 11 20 13 12 5 18 9 10 14 15 16 17 7 8 6 1 TRACKING COIL FOCUS COIL 20 Jx Jy Jx Ix Iy Iy Ix Jx Jy A B C D PD Ix a F b c d MINIDISC OPTICAL PICK UP BLOCK LCX 4E LD AVCC S0 S1 AVCC S0 LD K LD A MON D C B A Jy Jx Ix Iy D D C PD I PD O C B A VREF VREF A C Jy Jx Ix Iy S1 RF AMP FOCUS ERROR TRACKING ERROR TPP WPP APC SE...

Page 18: ...OLD VOL VOL PLAY MODE OPERATE 2 3 4 5 6 7 8 9 A 1 B C D E F IC601 L902 L901 Refer to page 16 for Note on Printed Wiring Board Ref No Location D101 B 9 D201 B 8 D801 D 7 D845 D 8 D901 E 2 D902 F 2 IC601 B 2 Q501 F 4 Semiconductor Location Replacement of IC601 used in this set requires a special tool ...

Page 19: ... 6 7 12 13 18 19 24 J301 TO MOTOR FLEXIBLE BOARD M901 SPINDLE MOTOR M902 SLED MOTOR OPTICAL PICK UP BLOCK LCX 4E 2 1 8 7 2 1 8 7 2 3 4 5 6 7 8 9 A 1 B C D E F IC801 IC901 IC501 IC551 IC301 TP901 TP917 Refer to page 16 for Note on Printed Wiring Board Ref No Location D903 E 9 IC301 B 3 IC501 E 6 IC551 E 5 IC801 B 8 IC901 E 8 Q301 B 4 Semiconductor Location ...

Page 20: ...6 4 SCHEMATIC DIAGRAM MAIN SECTION 1 3 Refer to page 16 for Note on Schematic Diagrams Refer to page 16 for Waveforms Refer to page 31 for IC Pin Function Replacement of IC601 used in this set requires a special tool ...

Page 21: ...MZ E500 25 26 6 5 SCHEMATIC DIAGRAM MAIN SECTION 2 3 Refer to page 16 Note on Schematic Diagrams Refer to page 29 for IC Block Diagrams ...

Page 22: ...MZ E500 27 28 6 6 SCHEMATIC DIAGRAM MAIN SECTION 3 3 2SD2216J QR UDZ TE 17 2 4B UDZ TE 17 2 4B Refer to page 16 for Note on Schematic Diagrams Refer to page 29 for IC Block Diagrams ...

Page 23: ... 7 VM1 RO1 8 FO1 9 10 VM12 PGND1 11 RO2 12 PGND2 13 FO2 CPAIP CPAIM CPBIP CPBIM CPAO CPB0 VM3 RO3 FO3 VM34 PGND3 RO4 PGND4 FO4 14 15 16 17 18 19 20 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 1 2 3 4 5 6 54 53 52 51 50 49 48 47 46 45 44 43 VM4 R14 F14 R13 F13 VG VC GND1 PWM24 F11 R11 F12 R12 VM2 PGNDW WO VMVW VO PGNDUV UO VMU GND2 CPW1 CPV1 CPU1 COM CPWO CPVO 3 PHASE CONTROL BIAS VC P...

Page 24: ... 53 52 51 50 49 48 47 46 45 44 43 L1 RF1 INM1 DTC1 DTC2 RF2 INM2 PWM1 PWM2 VG LG PGND2 L2 NC NC VD VC2 XRST CRST RSTREF VREF VB GND CLKSEL VAIFON FFCLR SLEEP CLK SERIAL PASS REGULATOR VA SERIAL PASS REGULATOR VD SERIAL PASS REGULATOR VIF BANDGAP REFERENCE VC XRST INT VC VC VSTB VC VB POWER SWITCH 1 VG STEP UP PRE DRIVEER VG STEP UP PRE DRIVEER PWM VG VC VG VG VC STEP UP DC DC CONVERTOR START UP VC...

Page 25: ... terminal non invert input 20 PD O O Light amount monitor output terminal 21 ADIP O ADIP duplex FM signal 66 15kHz 3kHz output to the system controller IC601 22 DVDD I Power supply terminal 1 9V digital system 23 SBUS I O SSB serial data input output with the system controller IC601 24 SCK I SSB serial clock signal input from the system controller IC601 25 XRST I Reset signal input from the system...

Page 26: ...l oscillator circuit 25 OSCO O Output from the X tal oscillator circuit 26 VSIOSC Ground for OSC cell 27 DAVDD Built in DAC VCC 28 VREFL Built in DAC VREF L ch 29 AOUTL O Built in DAC L ch output 30 AOUTR O Built in DAC R ch output 31 VREFR I Built in DAC VREF R ch 32 DAVSS Ground for the built in DAC 33 ASYO O Playback EFM duplex signal output 34 ASYI I Playback EFM comparison slice level input 3...

Page 27: ...d open 71 FS256 O Not used open 72 MVCI I Not used connected to ground 73 DSPVDD1 Power supply for DSP block 74 ADFG I ADIP duplex FM signal 20 05 1KHz input 75 F0CNT O Not used open 76 DIFVDD0 Power supply for DSP I F 77 DIFVSS0 Ground for DSP I F 78 APCREF O Output to the reference PWM for the laser APC 79 LDDR O Not used open 80 TRDR O Tracking servo drive PWM signal output 81 TFDR O Tracking s...

Page 28: ...T0 O DSP monitor output 0 107 MNT1 O DSP monitor output 1 108 MNT2 O DSP monitor output 2 109 MNT3 O DSP monitor output 3 110 SENSE O Not used open 111 TX O Not used open 112 RECP O Not used open 113 DSPVDD3 Power supply for DSP block 114 to 117 NC Not used open 118 DRAMVSS0 Ground for the external D RAM 119 DRAMVDD0 Power supply for the external D RAM 120 to 138 NC Not used open 139 DRAMVDD1 Powe...

Page 29: ...er supply for the microcomputer I F block 177 MIFVSS1 Ground for the microcomputer I F block 178 AOUT SEL O HP LINE changeover signal output Not used open 179 SI0 I Serial data input CH0 180 SO0 O Serial data output CH0 181 SCK0 O Serial clock signal output CH0 182 XGUM ON I Not used open 183 BEEP O Beep sound output 184 to 190 NC Not used open 191 OPT DET I Not used open 192 XJACK DET I Not used ...

Page 30: ...Not used open 227 XHOLD SW I HOLD switch detection 228 SYNC REC I Not used open 229 SYNC LINE O Not used open 230 PROTECT I Not used open 231 FLASHVDD Power supply for FLASH 232 FLASHVSS Ground terminal for FLASH 233 SLD MON I Sled monitor 234 VLON O Laser power supply control 235 SLEEP O SLEEP request 236 FFCLR O Input latch output for the start signal 237 CHG GAIN O Not used open 238 CHG O Not u...

Page 31: ... 3379 511 1 HOLDER ASSY 4 4 225 426 01 SCREW MD STEP 5 X 3379 686 1 BRACKET ASSY 6 3 224 037 21 SPRING POP UP L 7 4 984 017 21 SCREW 1 7 TAPPING 8 3 226 938 01 SHEET INSULATING 9 4 225 074 01 TERMINAL BOARD 10 3 224 036 21 SPRING POP UP R 11 A 3323 629 A MAIN BOARD COMPLETE 12 3 224 033 01 LID BATTERY CASE SILVER 12 3 224 033 11 LID BATTERY CASE BLUE AEP E HK 12 3 224 033 21 LID BATTERY CASE YELLO...

Page 32: ...01 GEAR SA 56 3 338 645 51 WASHER 57 4 218 233 14 SCREW 1 4 MI 58 4 218 233 02 SCREW 1 4 MI 59 4 222 208 01 GEAR SB 60 4 222 204 01 BEARING N 61 4 222 203 02 SCREW LEAD 062 X 3379 869 1 OPTICAL PICK UP BLOCK LCX 4E 63 3 222 391 01 SPRING M RACK 64 3 225 278 11 SCREW TAPPING 65 X 3379 529 1 BASE ASSY MOTOR M901 8 835 706 01 MOTOR DC SSM18A SPINDLE M902 1 763 399 11 MOTOR DC SLED WITH PULLY The comp...

Page 33: ...MIC CHIP 10PF 0 50PF 16V C515 1 107 820 11 CERAMIC CHIP 0 1uF 16V C516 1 125 777 11 CERAMIC CHIP 0 1uF 10 00 10V C519 1 164 940 11 CERAMIC CHIP 0 0033uF 10 00 16V C524 1 117 919 11 TANTAL CHIP 10uF 20 00 6 3V C526 1 127 772 11 CERAMIC CHIP 33000PF 10 10V C527 1 127 772 11 CERAMIC CHIP 33000PF 10 10V C529 1 117 919 11 TANTAL CHIP 10uF 20 00 6 3V C530 1 164 939 11 CERAMIC CHIP 0 0022uF 10 00 16V C55...

Page 34: ...16W R205 1 218 977 11 RES CHIP 100K 5 1 16W R206 1 218 963 11 RES CHIP 6 8K 5 1 16W R301 1 218 935 11 RES CHIP 33 5 1 16W R302 1 208 703 11 METAL CHIP 6 8K 0 5 1 16W R303 1 218 981 11 RES CHIP 220K 5 1 16W R501 1 218 971 11 RES CHIP 33K 5 1 16W R503 1 218 953 11 RES CHIP 1K 5 1 16W R505 1 208 691 11 METAL CHIP 2 2K 0 5 1 16W R515 1 208 691 11 METAL CHIP 2 2K 0 5 1 16W R516 1 208 691 11 METAL CHIP ...

Page 35: ... 062 X 3379 869 1 OPTICAL PICK UP BLOCK LCX 4E M901 8 835 706 01 MOTOR DC SSM18A SPINDLE M902 1 763 399 11 MOTOR DC SLED WITH PULLY ACCESSORIES PACKING MATERIALS 1 251 895 21 BATTERY CASE 1 476 211 21 REMOTE CONTROL UNIT 0 1 528 252 21 BATTERY CHARGER BC 7S UK 1 528 299 41 BATTERY NI CD NC 6WM AEP UK FR 0 1 528 434 13 BATTERY CHARGER BC 7SG AUS 1 528 543 11 BATTERY NI CD NC 6WM AUS E HK KR 0 1 528...

Page 36: ...MZ E500 42 Sony Corporation Audio Entertainment Group 2000L1664 1 Printed in Japan 2000 12 Published by General Engineering Dept 9 873 027 11 ...

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