SERVICE MANUAL
COMPACT DISC MINIDISC DECK
US Model
Canadian Model
AEP Model
UK Model
E Model
SPECIFICATIONS
MXD-D40
US and foreign patents licensed from Dolby
Laboratories Licensing Corporation.
Photo: Gold type
CD player section
System Compact Disc digital audio system
Laser Semiconductor laser (λ = 780 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.
Frequency response 5 to 20,000 Hz ±0.5 dB
Signal-to-noise ratio More than 98 dB
Wow and flutter Below measurable limit
MD deck section
System MiniDisc digital audio system
Disc MiniDisc
Laser Semiconductor laser (λ = 780 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.
Laser diode properties Material: GaAlAs
Revolutions (CLV) 800 rpm to 1,800 rpm
Error correction Advanced Cross Interleave Reed
Solomon Code (ACIRC)
Sampling frequency 44.1 kHz
Coding Adaptive TRansform Acoustic Coding
(ATRAC)/ATRAC 3
Modulation system EFM (Eight-to-Fourteen Modulation)
Number of channels 2 stereo channels
Frequency response 5 to 20,000 Hz ±0.5 dB
Signal-to-noise ratio Over 98 dB during playback
Wow and flutter Below measurable limit
Inputs
Jack type Input
impedance
Rated
input
Minimum
input
ANALOG IN
Phono
jacks
47 kilohms 500 mVrms 125 mVrms
DIGITAL
OPTICAL IN
Square
optical
connector
jack
Optical wave
length:
660 nm
——
Ver. 1.2 2005.03
Model Name Using Similar Mechanism MXD-D5C
MD Mechanism Type MDM-7X2A
Optical Pick-up Name KMS-262A
Model Name Using Similar Mechanism MXD-D4
CD Mechanism Type CDM55B-21BD53
Base Unit Name BU-21BD53
Optical Pick-up Name OP Assy (A-MAX.2)
MD
Section
CD
Section
– Continued on next page –
9-929-578-13
2005C05-1
© 2005.03
Sony Corporation
Audio Group
Published by Sony Engineering Corporation
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