Sony MX-E501 - Manual

Sony MX-E501

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Table of Contents:

  • Page 2 – Flexible Circuit Board Repairing; Notes on chip component replacement; TABLE OF CONTENTS; CAUTION
  • Page 3 – SECTION 1; NOTES ON LASER DIODE EMISSION CHECK
  • Page 4 – LOCATION AND FUNCTION OF CONTROLS; GROUP
  • Page 5 – SECTION 3
  • Page 9 – Manual; O F E J 5 E
  • Page 10 – XX; A d r s
  • Page 11 – F; -7. Sound Skip Check Result Display Mode; FF 0F; RMC OK OX
  • Page 12 – Res NV CC; VclPWM XX
  • Page 13 – VchPWM XX; Vl PWM XX; OfstOK; XXX; ADJ OK
  • Page 14 – MO OK
  • Page 16 – WAVEFORMS; SECTION 6
  • Page 17 – MAIN BOARD; • Signal path
  • Page 18 – • Semiconductor; Location
  • Page 33 – SECTION 8; MAIN
  • Page 36 – MEMO
  • Page 37 – SERVICE MANUAL; Subject : 1. Schematic diagram and printed wiring
  • Page 38 – How to distinguish the sets; Before change
  • Page 39 – Signal path
  • Page 53 – SECTION 2
  • Page 56 – REVISION HISTORY; Date
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MZ-E501

AEP Model

Hong Kong Model

SERVICE MANUAL

PORTABLE MINIDISC PLAYER

Ver 1.2 2001. 12
With SUPPLEMENT-1

Model Name Using Similar Mechanism

MZ-E500

MD Mechanism Type

MT-MZE500-174

Optical Pick-up Mechanism Type

LCX-4E

US and foreign patents licensed from Dolby
Laboratories Licensing Corporation

SPECIFICATIONS

Audio playing system

MiniDisc digital audio system

Laser diode properties

Material: GaAlAs
Wavelength:

λ

= 790 nm

Emission duration: continuous
Laser output: less than 44.6

µ

W*

* 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

Approx. 300 rpm to 2,700 rpm

Error correction

ACIRC (Advanced Cross Interleave Reed Solomon Code)

Sampling frequency

44.1 kHz

Coding

ATRAC (Adaptive TRansform Acoustic Coding)
ATRAC3: LP2
ATRAC3: LP4

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

Outputs

Headphones/earphones: stereo mini-jack, maximum 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 3V DC
AC power adaptor for the battery charging stand (supplied): AC230~240V,
50Hz

Battery operation time

See “When to replace or recharge the battery”

Dimensions

Approx. 74.5

×

80.5

×

17.9 mm (w/h/d) (3

×

3

1

/

4

×

23

/

32

in.)

(not including projecting parts and controls)

Mass

Approx. 80 g (2.8 oz) (the player only)

Supplied accessories

Headphones/earphones with a remote control (1)
Battery charging stand (assembly needed)(1)
AC power adaptor*
Rechargeable battery (1)
Rechargeable battery carrying case (1)
Dry battery case (1)
Carrying pouch (1)
AC plug adaptor (1) (world model only)

US and foreign patents licensed from Dolby Laboratories.

Design and specifications are subject to change without notice.

Sony Corporation

Personal Audio Company

Published by Sony Engineering Corporation

9-873-162-03

2001L1600-1

© 2001.12

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Summary

Page 2 - Flexible Circuit Board Repairing; Notes on chip component replacement; TABLE OF CONTENTS; CAUTION

2 MZ-E501 1. SERVICING NOTE ···················································· 3 2. GENERAL ·································································· 4 3. DISASSEMBLY 3-1. Case Assy, Holder Assy ·················································· 53-2. Mechanism Deck ······················...

Page 3 - SECTION 1; NOTES ON LASER DIODE EMISSION CHECK

3 MZ-E501 * Replacement of CXD2671-205GA (IC601) used in this set requires a special tool. When repairing this device with the power on, if you remove themain board, this device stops working.In this case, you work without the device stopping by fastening thehook of the Open/Close detection switch (...

Page 4 - LOCATION AND FUNCTION OF CONTROLS; GROUP

4 MZ-E501 SECTION 2 GENERAL LOCATION AND FUNCTION OF CONTROLS >N . VOL+/– GROUP x x X 1 N> VOL+ VOL– . 3 Color Info-LED ./N> VOL +/– HOLD DISPLAY SOUND PLAYMODE RPT/ENT x GROUP HOLD 3 Color Info-LED This section is extracted frominstruction manual.

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