MDS-JE780
SPECIFICATIONS
SERVICE MANUAL
MINIDISC DECK
Model Name Using Similar Mechanism MDS-JE480
MD Mechanism Type MDM-7S1A
Optical Pick-up Type KMS-260B/260E
AEP Model
UK Model
E Model
US and foreign patents licensed form Dolby Laboratories
Licensing Corporation.
Sony Corporation
Home Audio Division
Published by Sony Techno Create Corporation
Ver. 1.4 2006.12
System MiniDisc digital audio system
Disc MiniDisc
Laser Semiconductor laser
(λ = 780 nm)
Emission duration: continuous
Laser output MAX 44.6 µW
1
)
1) This output is the value measured at a distance of 200 mm from
the objective lens surface on theOptical 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 98 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 (European model only)
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
European model: 230 V AC, 50/60 Hz
Other model: 110 – 120/220 – 240 V AC, 50/60 Hz
Adjustable with voltage selector
Power consumption 15 W (0.4 W in standby mode)
Dimensions (approx.) 430 x 95 x 285 mm (w/h/d) incl.
projecting parts and controls
Mass (approx.) 3.1 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)
Instruction manual
Design and specifications are subject to change without notice.
9-874-014-05
2006L02-1
© 2006.12
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