SD-CX1 (serv.man4). Part 1 - text (Page 1-11) - Sharp Audio Service Manual (repair manual). Page 9

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SD-CX1H
What is a MiniDisc?
The disc is stored in a cartridge. You can handle it easily without worrying about dust, fin-
gerprints, etc. However, dust entering the opening of the cartridge, dirt on the cartridge,
warping, etc. may cause malfunctions. Please note the following.
To prevent recorded MiniDiscs from being 
erased accidentally 
Slide the accidental erase prevention tab, located on the side of the MiniDisc, in the direc-
tion indicated by the arrow.
The MiniDisc is then be protected against accidental erasure.
To add a recording to such a MiniDisc, slide the accidental erase prevention tab back to its
original position.
Helpful tip when attaching a label
When attaching a label to a MiniDisc cartridge, be sure to note the following. If the label is
not attached properly, the MiniDisc may jam inside the unit and it may not be possible to
remove it.
Types of discs
MiniDisc System Limitations
If the label peels off or partially lifts away, replace it with a new 
one.
Do not put a new label on top of an existing one.
Attach the label only in the specified location.
There are two types of discs: playback-only and recordable types.
Playback-only MiniDisc:
This type of MiniDisc is used for commercially available 
prerecorded music. This is the same kind of optical disc as 
CDs. Playback is performed using an optical pickup. (Re-
cording and editing are not possible.)
A Shutter will be used on only 
one side (back).
Recordable MiniDisc:
This is a "raw disc" on which recording can be performed. 
A magneto optical disc is used. Recordings are made us-
ing a laser and magnetic field. Repeated recording is pos-
sible.
Shutters will be used on both 
sides.
Recordable
Recording
prevented
Even if the maximum recording 
time of a MiniDisc has not been 
reached, "TOC FULL" may be 
displayed.
In the MD system, the delimiter of the recording area on 
a MiniDisc is programmed in a TOC. If partial erasing, 
recording and editing are repeated several times, TOC 
information will fill up, even though the number of tracks 
has not reached the limit (255 tracks), and further re-
cording will be impossible. (If you use the all erase func-
tion, this MiniDisc can be used from the beginning.)
Even if the maximum recording 
time of a MiniDisc has not been 
reached, "DISC FULL" may be 
displayed.
If there is any flaw on the MiniDisc, that part is automat-
ically excluded from the space available for recording. 
Therefore, the recording time becomes shorter.
Even if several short tracks are 
erased, the remaining recording 
time may not show an increase.
When the remaining recording time of a disc is dis-
played, short tracks less than 12 seconds long may not 
be included in the total.
Two tracks may not be com-
bined in editing.
For MiniDiscs on which repeated recording and editing 
operations were performed, the COMBINE function may 
not work. A track recorded from a CD (digital recording) 
and a track recorded from a radio or other equipment 
(analogue recording) cannot be combined.
The total of the recorded time 
and time remaining on a disc 
may not add up to the maximum 
possible recording time.
A cluster (about 2 seconds) is normally the minimum 
unit of recording. So, even if a track is less than 2 sec-
onds long, it will use about 2 seconds of space on the 
disc. Therefore, the time actually available for recording 
may be less than the remaining time displayed.
If there are scratches on discs, those sections will be au-
tomatically avoided (no recording will be placed in those 
sections). Therefore, the recording time will be reduced.
If recorded tracks are fast re-
versed or fast forwarded, the 
sound may skip.
A MiniDisc which has been recorded or edited repeated-
ly may skip during fast reverse or fast forward.
Error Messages
When an error message is displayed, proceed as follows:
Error messages
Meaning
Remedy
BLANK MD
Nothing is recorded. (Neither 
music nor disc name is re-
corded.)
Replace it with another disc.
Can't COPY
You tried to record from a 
copy prohibited CD.
Replace the CD.
Can't EDIT
A track cannot be edited.
Change the stop position of the 
track and then try editing it.
Can't READ*
The disc is damaged.
Replace it with another disc.
(*: Number or 
symbol)
TOC information cannot be 
read.
Erase the disc and try recording 
again.
MiniDisc not specified.
Can't REC
Recording cannot be per-
formed correctly due to vibra-
tion or shock in the unit.
Re-record or replace the Mini-
Disc.
Can't T REC
Timer recording is impossible 
or there is no available space 
on the MD.
Replace it with another record-
able disc.
The disc is out of recording 
space.
Can't WRITE
The TOC information could 
not be created properly due to 
a mechanical shock or to 
scratches on the disc.
Set this unit to the stand-by 
mode and try to write the TOC 
again. (Remove any source of 
shock or vibration whilst writing.)
CD NO DISC
A CD has not been loaded.
Load a CD.
The CD data cannot be read.
Reload the CD.
DISC FULL
The disc is out of recording 
space.
Replace the disc with another 
recordable disc.
EDIT OVER
You chose 21 or more tracks 
for track editing.
Decrease the number of tracks.
Er - MD **
A MiniDisc is not working 
properly.
Press the MD   button.
(**: Number or 
symbol)
Set this unit to the stand-by 
mode and turn the power on 
again.
Error messages
Meaning
Remedy
MD NO DISC
A MiniDisc has not been load-
ed.
Load a MiniDisc.
The MiniDisc data cannot be 
read.
Reload the MiniDisc.
NAME FULL
The number of characters for 
the disc name or track name 
exceeds 40.
Shorten the disc or track name.
NOT AUDIO
The data recorded on this disc 
is not audio data.
Replace the disc.
PLAYBACK MD
You tried to record on a play-
back-only disc.
Replace it with another record-
able disc.
POWER ?
A MiniDisc is not working 
properly.
Set this unit to the stand-by 
mode and turn the power on 
again.
PROTECTED
The disc is write protected.
Move the write protection tab 
back to its original position.
TEMP OVER
The temperature is too high.
Set this unit to the stand-by 
mode and wait for a whilst.
TOC FORM **
TOC information recorded on 
the MD does not match the 
MiniDisc specifications or it 
cannot be read.
Replace it with another disc.
(**: Number or 
symbol)
Erase the disc and try recording 
again.
TOC FULL
There is no space left for re-
cording track numbers.
Replace it with another record-
able disc.
TOC FULL 1
There is no space left for re-
cording character information.
Replace it with another record-
able disc.
Erase the needless characters.
? MD DISC
The data contains an error.
Press the MD   button.
MiniDisc not specified.
Replace it with another disc.
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