Troubleshooting, The recorder does not operate or operates poorly, The recorder does not play back – Sony MDS-302 User Manual
Page 27: The recorder does not record, An incompletely inserted md cannot be pulled out, The sound has a lot of static, Note, Specifications, Additional information
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Additional Information
Troubleshooting
If vou experience anv ol tiu' ioiUnving difficulties while using
the recorder, use this troubieshot'ting guide to help you
remedy the problem. Should am' pn,>blem persist, consult your
nearest Son\' dealer.
The recorder does not operate or operates poorly.
^•The MD niay be damaged ("Disc lirror" appears).
Take the Mb) out and insert it again. If "Disc Error"
remains, replace the MD.
The recorder does not play back.
^Moisture has formed inside the recorder. Take the MD
out and leave the recorder iri a \varm place for several
hours until the moisture evaporates.
^The recorder is not on. Press PCWER to turn the
recorder c,m.
^“The M13 is inserted in the wrong direction. Slide the
MD into the disc compartment with the label side up
and the arrow pointing t(n^■ards the opening until the
recorder grips it.
^•The .Mf^ mav n<^t be rea>rded (the music calendar does
not appear). Replace the disc with oiie that has been
recorded.
The recorder does not record.
"^1 he Mi.^ IS rect)rd-protected ("Prc'tocteil" .ippears),
C.'lose the record-protect '>k>t (see page 7).
^^Fhe recorder is not conm'cted properh' to the sound
source. Make connections properlv t<^ the sound
source,
^►The Rvording le\ el is not adjusted properlv (in case iT
input through LINE IN). Turn REC LEVEL to adjust
the recording le\’el properly (see page 8),
premastered MD is in.‘^ert('d. Replace it with a
recordable .ML).
^“There is not enough time- lett (m the MD. Replace it
with another recordable MD with h'wer recorded
tracks, or erase unnecessan’ tracks.
^^There has Kx'n a ¡''
owxt
Liilure or the AC pc>wer code
has been disconnected. Data rect)rded to that ptnnt
ma\- be lost. Repeat the nvording pix'cedure.
An incompletely inserted MD cannot be pulled out.
^^Lhe MD Rxorder's self-lock system has gripped the
MD. lu.sert the ML) completeU . then pix'Ss = EJECT.
The sound has a lot of static.
^^Strong magnetRiu irom a tekn-'ision or a similar dex icc'
is mtertering with, operations. Mo\’e the recordt'r axx'ax'
Irom the ■'Ource ot -^trong magnetism.
Note
It (he recordeiRtoe^ noi op^aate jvopeiiv e\'en after c'ou've
•itlempted tlu' pre^^ribed remedies, turn oit the power, then
R'lnsert the plug into (lie pc'wer outlet.
Specifications
MD recorder section
System
MiniDisc digital audio system
Disc
MiniDisc
Laser
Se m i C(, > n d u c t o r laser
W avelength
7,80 - 7‘tOnm
Laser dio de properties
Material: GaAlAs
Emission duration: continuous
Laser output: less than 44.6
|iW
(This output is the value measured
at
a
distance of 200 mm from the
lens surface on the optical pick-up
block.)
Revolutio ns
400 rpm to 900 rpm (CLV)
Error correction
Advanced Cross interleave Reed
Solomon Code (ACTRC)
Sam pling frequency
44.1 kHz
Modulation system
EFM (Light-to-Fourteen Modulation)
Num ber of channels
2 stereo channels
Frequency response
=. to 20,000
Hz±
0..0 OB
Sig nal-to-noise ratio
Over
'^0
dB (during playback)
W ow and flutter
Below measurable limit
Inputs
Jack
type
Input Rated input Minim um
im pedance input
lin e
in
Phono
jacks
Over 47 S0()mVrms ISSmVrms
kik)hms
DIGITALIN
Square
opti( al
connector
|,uk
Optical
wa\-e —
lenghth
o(>0 nm
Outputs
Jack
type
Rated Load
output impedance
LINE
OUT Phono
jacks
2 Xd'ms C>\ er 10 kilohms
(at ,8|) kilohms)
DIGITAL
OUT Square
- IS dBm Wave kaigth: hhO nm
ojnu .11
eonneeti'r
jack
PHONES Sloreo
plu.lU'
l,l. k
?Sm\\ OOolim.-.
27