File name sony_MZ-E501_service_manual.pdfMZ-E501
SERVICE MANUAL
Ver 1.2 2001. 12 With SUPPLEMENT-1
AEP Model Hong Kong Model
US and foreign patents licensed from Dolby Laboratories Licensing Corporation
Model Name Using Similar Mechanism MD Mechanism Type Optical Pick-up Mechanism Type
MZ-E500 MT-MZE500-174 LCX-4E
SPECIFICATIONS
Audio playing system
MiniDisc digital audio system
Outputs
Headphones/earphones: stereo mini-jack, maximum output level 5 mW + 5 mW, load impedance 16 ohms
Laser diode properties
Material: GaAlAs Wavelength: = 790 nm Emission duration: continuous Laser output: less than 44.6 µW* * 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.
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
Revolutions
Approx. 300 rpm to 2,700 rpm
Battery operation time
See "When to replace or recharge the battery"
Error correction
ACIRC (Advanced Cross Interleave Reed Solomon Code)
Dimensions Mass
Sampling frequency
44.1 kHz
Approx. 74.5 × 80.5 × 17.9 mm (w/h/d) (3 × 3 1/4 × 23/ in.) 32 (not including projecting parts and controls) Approx. 80 g (2.8 oz) (the player only)
Coding
ATRAC (Adaptive TRansform Acoustic Coding) ATRAC3: LP2 ATRAC3: LP4
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.
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
PORTABLE MINIDISC PLAYER
9-873-162-03
2001L1600-1 © 2001.12
Sony Corporation
Personal Audio Company Published by Sony Engineering Corporation
MZ-E501
TABLE OF CONTENTS 1. SERVICING NOTE ···················································· 3 2. GENERAL ·································································· 4 3. DISASSEMBLY
3-1. 3-2. 3-3. 3-4. 3-5. Case Assy, Holder Assy ·················································· 5 Mechanism Deck ···························································· 6 Bracket Assy ··································································· 6 Main Board ····································································· 7 Optical Pick-up Assy (LCX-4E) ····································· 7 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 27 |