1
SERVICE MANUAL
AEP Model
UK Model
MDS-JB980
MINIDISC DECK
SPECIFICATIONS
Sony Corporation
Home Audio Division
Published by Sony Techno Create Corporation
9-874-080-03
2006L04-1
© 2006.12
Model Name Using Similar Mechanism
MDS-JE780
MD Mechanism Type
MDM-7S1A
Optical Pick-up Type
KMS-260B/260E
US and foreign patents licensed form Dolby Laboratories
Licensing Corporation.
System
MiniDisc digital audio system
Disc
MiniDisc
Laser
Semiconductor laser
(
λ
= 780 nm)
Emission duration: continuous
Laser output
MAX 44.6
µ
W
1
)
1) 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.
Laser diode
Material: GaAlAs
Revolutions (CLV)
400 rpm to 900 rpm
Error correction
ACIRC (Advanced Cross Interleave
Reed Solomon Code)
Sampling frequency
44.1 kHz
Coding
ATRAC (Adaptive Transform
Acoustic Coding)/ATRAC 3
Modulation system
EFM (Eight-to-Fourteen Modulation)
Number of channels
2 stereo channels
Frequency response
5 to 20,000 Hz ±0.3 dB
Signal-to-noise ratio
Over 100 dB during play
Wow and flutter
Below measurable limit
Inputs
ANALOG IN
Jack type: phono
Impedance: 47 kilohms
Rated input: 500 mVrms
Minimum input:125 mVrms
DIGITAL OPTICAL IN
Connector type: square optical
Impedance: 660 nm (optical wave length)
DIGITAL COAXIAL IN
Jack type: phono
Impedance: 75 ohms
Rated input: 0.5 Vp-p, ±20%
Outputs
PHONES
Jack type: stereo phone
Rated output: 28 mW
Load impedance: 32 ohms
ANALOG OUT
Jack type: phono
Rated output: 2 Vrms (at 50 kilohms)
Load impedance: over 10 kilohms
DIGITAL OPTICAL OUT
Connector type: square optical
Rated output: –18 dBm
Load impedance: 660 nm
(optical wave length)
General
Power requirements
230 V AC, 50/60 Hz
Power consumption
15 W (0.45 W in standby mode)
Dimensions (approx.)
430
×
111
×
286 mm (w/h/d) incl.
projecting parts and controls
Mass (approx.)
4.5 kg
Supplied accessories
Audio connecting cords (2)
Optical cable (1)
OpenMG Jukebox CD-ROM (1)
Operating instructions for OpenMG Jukebox (1)
Remote commander (remote) (1)
R6 (size-AA) batteries (2)
USB cable (1)
Design and specifications are subject to change without
notice.