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Ver 1.1 2001.01
MZ-E900
SERVICE MANUAL
PORTABLE MINIDISC PLAYER
SPECIFICATIONS
US Model
Canadian Model
AEP Model
UK Model
E Model
Tourist Model
Model Name Using Similar Mechanism NEW
MD Mechanism Type MT-MZE900-173
Optical Pick-up Mechanism Type LCX-4E
US and foreign patents licensed from Dolby
Laboratories Licensing Corporation
System
Audio playing system
MiniDisc digital audio system
Laser diode properties
Material: GaAlAs
Wavelength: l = 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.
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 metal hydride rechargeable battery
One NH-14WM(A) (supplied): 1.2V, 1,350 mAh (min)
One LR6 (size AA) battery (not supplied)
External power jack: Power rating 1.5V DC
Battery operation time
1) 2)
Batteries Stereo(normal) LP2 Stereo LP4 Stereo
Ni-MH rechargeable 29 33 37
battery
NH-14WM (A)
1)
LR6 (SG) Sony 42 49 58
alkaline dry battery
3)
LR6 (SG) Sony 76 87 100
alkaline dry battery
3)
and a Ni-MH rechargeable
rechargeable battery
1)
Unit:Approx. hours
1)
With a fully charged battery
2)
Measured in accordance with the EIAJ (Electronic Industries
Association of Japan) standard (using a Sony MDW-series Mini-disc).
3)
When using a Sony LR6 (SG) “STAMINA” alkaline dry battery
(produced in Japan).
Note
The battery life may be shorter depending on operating conditions, the
surrounding temperature, and the battery type.
Dimensions
Approx. 77.7 x 12.7 x 71.0 mm (w/h/d) (3
1
/
8
x
1
/
2
x 2
7
/
8
in.)
(not including projecting parts and controls)
Mass
Approx. 58g (2.0 oz) (the player only)
Supplied accessories
Headphones/earphones with a remote control (1)
Battery charger (1) (EXCEPT Korean MODEL)
Rechargeable battery (1)
Rechargeable battery carrying case (1) (Tourist MODEL)
Dry battery case (1)
Carrying pouch (1) (EXCEPT US MODEL)
AC plug adaptor (1) (E33, Tourist model)
Design and specifications are subject to change without notice.
9-927-992-12
2001A0200-1
© 2001.1
Sony Corporation
Audio Entertainment Group
General Engineering Dept.