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MZ-R501/R501PC
SERVICE MANUAL
Model Name Using Similar Mechanism MZ-R500
Mechanism Type MT-MZR500-172
Optical Pick-up Name LCX-4R
System
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 µW
(This output is the value measured at a
distance of 200 mm from the lens surface
on the optical pick-up block with 7 mm
aperture.)
Recording and playback time
When using MDW-80
Maximum 160 min. in monaural
Maximum 320 min. in stereo
Revolutions
350 rpm to 2,800 rpm (CLV)
Error correction
ACIRC (Advanced Cross Interleave Reed
Solomon Code)
Sampling frequency
44.1 kHz
Sampling rate converter
Input: 32 kHz/44.1 kHz/48 kHz
Coding
ATRAC (Adaptive TRansform Acoustic
Coding)
ATRAC3-LP2
ATRAC3-LP4
SPECIFICATIONS
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 limit
Inputs
Line in: stereo mini-jack, minimum input
level 49 mV
Optical (Digital) in: optical (digital) mini-
jack
Outputs
i: stereo mini-jack, maximum output level
5 mW + 5 mW, load impedance 16 ohm
General
Power requirements
Sony AC Power adaptor connected at the
DC IN 3 V jack
120 V AC, 60 Hz (US, Canadian model)
230 V AC, 50/60 Hz (AEP model)
230 – 240 V AC, 50 Hz (UK model)
100 – 240 V AC, 50/60 Hz (E model)
220 V AC, 50 Hz (Chinese, Argentina
model)
One LR6 (size AA) alkaline dry battery (not
supplied)
– Continued on next page –
US Model
Canadian Model
AEP Model
UK Model
Chinese Model
MZ-R501
E Model
East European Model
MZ-R501/R501PC
US and foreign patents licensed from Dolby
Laboratories.
Ver 1.0 2001. 01
PORTABLE MINIDISC RECORDER
Ver 1.1 2002. 03
Sony Corporation
Personal Audio Company
Published by Sony Engineering Corporation
9-873-408-02
2002C0400-1
© 2002. 03
Photo: Silver