Sony MD WALKMAN MZ-E33 Service Manual Download

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• Accessories & Packing Materials

: indicates corrected portion.

Page

INCORRECT

CORRECT

Ref. No.

Part No.

Description

Remark

4-972-888-01 CASE, CARRYING

Part No.

Description

Remark

4-221-117-01 CASE, CARRYING
X-4949-267-1 CASE ASSY, BATTERY (HK)

• Abbreviation

HK : Hong Kong model

battery pack (NH-MDAA) (HK) (1-528-947-11)

case, carrying (4-221-117-01)

case assy, battery (HK)
(X-4949-267-1)

not supplied

Summary of Contents for MD WALKMAN MZ-E33

Page 1: ...tion 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 5mW 5mW load impedance 16 ohm General Power requirements One LR6 size AA alkaline battery not supplied Ni MH rechargeable battery NH 9WM NH 14WM not supplied R 6 s...

Page 2: ...ULTING FROM ANY DEFECTIVE PRODUCT OR THE USE OF ANY PRODUCT MD WALKMAN is a trademark of Sony Corporation This MiniDisc player is classi fied as a CLASS 1 LASER product The CLASS 1 LASER PRODUCT label is located on the bottom exterior Mass Approx 113 g 4 0 oz the player only Approx 155 g 5 5 oz incl a premastered MD and a Sony alkaline LR6 SG battery Supplied accessories AC power adaptor AC MZR55 ...

Page 3: ...CLOSE switch S801 with tape S801 2 The electrical components differ according to the version of the system control IC IC801 When replacing the IC801 check its model name and add or remove D1001 and or R1001 as shown below For detailed information see the Printed Wiring Board on page 18 and the Schematic Diagram on page 21 RU6815MF 0004 Ver 3 0 Add D1001 and R1001 RU6815MF 0005 Ver 3 2 and later Re...

Page 4: ... 4 SECTION 2 GENERAL This section is extracted from instruction manual ...

Page 5: ...ng procedure Bottom panel assy Main board Upper panel assy Main board MD assy OP service assy Note Follow the disassembly procedure in the numerical order given 1 precision pan screw M1 4 2 precision pan screw M1 4 3 precision pan screw M1 4 4 bottom panel assy knobs switches 2 precision pan screw M1 4 4 upper panel assy 3 precision pan screw M1 4 1 button OPEN ...

Page 6: ...SSY 1 claw 2 claw 3 MD assy 1 precision screw 3 main shaft 2 OP service assy 3 3 MAIN BOARD 5 toothed lock screw 3 precision pan screw M1 4 4 step screw MD 2 precision pan screw M1 4 1 battery case lid 9 MAIN board 6 7 CN501 8 CN551 ...

Page 7: ...e holding down the p key on the set press the following remote commander keys in the following order n n n n n n n n P n P 2 Entering method by shorting the test point Solder bridge the test point TAP801 TEST on the main board connect IC801 pin to GND and turn on the POWER Releasing the Test Mode 1 When test mode was entered with key input turn off the POWER 2 When test mode was entered by shortin...

Page 8: ...set 013 All servo ON 020 Laser power adjustment Mode Description 021 MO power A 022 MO power E 023 CDL power 024 CD power 030 MO adjustment Mode Description 031 MO FE balance 032 MO FE gain 033 MO ABCD gain 034 MO focus gain 035 MO tracking gain 036 MO RF gain 037 MO ADIP gain 038 MO focus bias E 039 CD focus bias A 040 Lower reflection CD adjustment Mode Description 041 Lower reflection CD FE bal...

Page 9: ... 090 NV relation Mode Description 091 NV clear 092 Power OFF 093 Function code change Audio Mode Enter the test mode and press the VOL key Then press the key and the VOL key in this turn to enter audio mode When entering another mode refer to the configuration of test mode 1 Structure of Audio Mode The mode No 111 is for S N and crosstalk The mode No 115 is for distortion factor and frequency char...

Page 10: ...e value hex Input voltage value Display voltage value hex divided by 256 and multiplied by 9 016 Example With display of 50 hex 50 hex 80 dec Input voltage 80 divided by 256 and multiplied by 9 016 2 8175 V Charge status code second digit Code Description 0 Unable to charge No adaptor attached or no power if present 8 Chargeable 1 A Servo system stopped chargeable 1 1 Chargeable AC adaptor attache...

Page 11: ...O Automatic Adjustment Mode No Mode Description 1 061 Sled in 2 071 Focus search 3 062 Sled out 4 031 MO FE balance 5 032 MO FE gain 6 031 MO FE balance 7 033 MO ABCD gain 8 034 MO focus gain 9 035 MO tracking gain 10 036 MO RF gain 11 037 MO ADIP gain 12 039 MO focus bias A 13 073 ADER check 14 071 Focus search 15 031 MO FE balance 16 032 MO FE gain 17 031 MO FE balance 18 033 MO ABCD gain 19 034...

Page 12: ...tic adjustment is performed Note Although the VOL keys can be used to change the adjustment value to any value they should not be used whenever possible 3 When the automatic adjustment is completed the flashing ad justment value is lit 051 NG NG mode No Error code 047 End OK 057 Mode No under adjustment Adjustment value flashing Remote commander display during automatic adjustment 4 If result of a...

Page 13: ...sed Open 25 VSS Digital Ground 26 AVLS SW I Set AVLS switch input 27 DSP SINT I Interrupt input from DSP 28 DBB 0 I DIGITAL MEGABASS switch input MID 29 DBB 1 I DIGITAL MEGABASS switch input MAX 30 OPR LED O LED drive output 31 XWK CLR O Power IC wakeup factor latch clear output and motor driver IC control signal outpt 32 ADJUST I Normally Test mode select input L Test mode 33 SLEEP O Power supply...

Page 14: ...ed Open 62 RMC DTCLK I O Serial data input output for Remote control communication 63 66 Not used Open 67 SLD VCON O Sled servo outer voltage control output 68 SLD PWR UP O Baypass transistor control output for sled drive power supply 69 HP MUTE O Headphone amplifier mute output 70 HP STBY O Headphone amplifier standby output 71 RMC SEL O TSB SSB selection signal output to remote commander termina...

Page 15: ... 15 16 17 MZ E33 6 2 BLOCK DIAGRAM ...

Page 16: ......

Page 17: ...with regulated dc power supply from battery terminal Voltage and waveforms are dc with respect to ground under no signal conditions no mark MD PLAY Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Signal path J MD Note ...

Page 18: ...9 10 1 11 12 13 14 15 16 17 18 19 20 31 32 33 34 35 36 GND VRMC VREF INM RF DTC CRST XRST VBMON VC SPCK1 SPCK0 C2L C1L VB C1H C2H VG BAND GAP REFERENCE RESET VB SELECT SPCK BUFF CHARGE PUMP VSTB VBH SYSTEM CONTROL OSC1 STEP UP DC DC CONVERTER PWM1 MODE SELECT SAW OSC2 XWK1 XWK2 XWK3 XWK4 FFCLR SLEEP VBSEL CLK VB2 VB1 PGND SW PWM1 D0 D1 VCON 4 3 2 1 5 V REF EXT CE OUT VDD GND IC551 MPC17A55FTA 21 2...

Page 19: ...LD 1 X 4950 597 1 PANEL SUB ASSY UPPER L BLUE AEP E HK 1 X 4951 429 1 PANEL SUB ASSY UPPER Y YELLOW AEP 2 X 4950 598 1 PANEL SUB ASSY LOWER B BLACK US 2 X 4950 599 1 PANEL SUB ASSY LOWER N GOLD 2 X 4950 600 1 PANEL SUB ASSY LOWER L BLUE AEP E HK 2 X 4951 430 1 PANEL SUB ASSY LOWER Y YELLOW AEP 3 3 010 287 01 COLLAR DC IN 3V 4 4 986 349 01 SPACER 5 3 939 835 01 KNOB DIGITAL MEGABASS AVLS BLACK US 5...

Page 20: ...ID BATTERY CASE GOLD 56 4 212 364 22 LID BATTERY CASE BLUE AEP E HK 56 4 212 364 31 LID BATTERY CASE YELLOW AEP 57 X 4950 351 1 BRACKET B ASSY 58 X 4950 354 1 TERMINAL ASSY BATTERY 59 4 212 366 01 CASE BATTERY 60 4 963 883 21 SCREW M1 4 PRECISION PAN 61 4 994 886 01 SCREW MD STEP 62 4 214 232 01 SPRING BATTERY COMPRESSION 63 4 212 369 01 TERMINAL PLATE PLUS 64 4 212 367 01 HOLDER TERMINAL PLATE 65...

Page 21: ...R A STOPPER 108 4 982 555 01 GEAR A 109 4 212 899 01 SPRING THRUST 110 3 349 825 82 SCREW PRECISION 111 X 4948 793 1 REED ASSY 112 X 4950 414 3 CHASSIS ASSY 113 4 986 811 01 SPRING EJECT TENSION 114 4 212 896 04 HOLDER 115 4 214 207 01 SHEET OP M901 8 835 594 01 MOTOR DC SSM 01C03A J S SPINDLE M902 1 698 764 21 MOTOR SLED INCLUDING GEAR R1001 1 216 789 11 METAL CHIP 2 2 5 1 16W The components iden...

Page 22: ... 16V C557 1 117 720 11 CERAMIC CHIP 4 7uF 10V C558 1 117 720 11 CERAMIC CHIP 4 7uF 10V C559 1 115 566 11 CERAMIC CHIP 4 7uF 10 10V C560 1 115 566 11 CERAMIC CHIP 4 7uF 10 10V C561 1 115 566 11 CERAMIC CHIP 4 7uF 10 10V C562 1 109 982 11 CERAMIC CHIP 1uF 10 10V C563 1 117 720 11 CERAMIC CHIP 4 7uF 10V C564 1 117 232 11 TANTALUM 22uF 20 4V C565 1 117 919 11 TANTAL CHIP 10uF 20 6 3V C568 1 117 370 11...

Page 23: ...903 1 414 410 21 INDUCTOR 10uH FILTER LF901 1 416 405 21 FILTER CHIP EMI COMMON MODE TRANSISTOR Q501 8 729 922 10 TRANSISTOR 2SA1577 QR Q551 8 729 904 87 TRANSISTOR 2SB1197K R Q552 8 729 929 11 TRANSISTOR DTC143ZE TL Q901 8 729 046 49 FET FDV304P Q902 8 729 905 35 TRANSISTOR 2SC4081 R Q903 8 729 046 44 TRANSISTOR ZDT6718TA Q905 8 729 929 67 TRANSISTOR UMG5 TL Q906 8 729 905 35 TRANSISTOR 2SC4081 R...

Page 24: ...W R940 1 216 845 11 METAL CHIP 100K 5 1 16W R942 1 216 864 11 METAL CHIP 0 5 1 16W NETWORK RESISTOR RB551 1 233 961 11 RES NETWORK CHIP TYPE 1K RB552 1 233 979 11 RES NETWORK CHIP TYPE 1M RB801 1 233 977 11 RES NETWORK CHIP TYPE 470K SWITCH S301 1 762 079 11 SWITCH SLIDE DIGITAL MEGABASS S801 1 771 326 11 SWITCH PUSH LEVER 1 KEY DOOR OPEN CLOSE S802 1 762 078 11 SWITCH SLIDE HOLD S803 1 762 078 11...

Page 25: ...f No Part No Description Remark 4 972 888 01 CASE CARRYING Part No Description Remark 4 221 117 01 CASE CARRYING X 4949 267 1 CASE ASSY BATTERY HK Abbreviation HK Hong Kong model battery pack NH MDAA HK 1 528 947 11 case carrying 4 221 117 01 case assy battery HK X 4949 267 1 not supplied ...

Page 26: ...ion ELECTRICAL PARTS LIST Page MZ E33 AEP model MZ E33 French model 32 A 3323 069 A MAIN BOARD COMPLETE Ref No Part No Description Remark 33 R102 1 216 831 11 METAL CHIP 6 8K 5 1 16W R202 1 216 831 11 METAL CHIP 6 8K 5 1 16W 1 216 829 11 METAL CHIP 4 7K 5 1 16W 1 216 829 11 METAL CHIP 4 7K 5 1 16W Sony Corporation Personal A V Products Company 99B0477 1 Printed in Japan C1999 2 Published by Qualit...

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