Explanation Of Error Display - Sharp MD-C2 Service Manual

Error display
Can't REC • Defect occurred successively 10 times during REC-PLAY.
• As a result of occurrence of defect during REC-PLAY the
• Address is unreadable. REC state cannot be set for 20
Can't COPY • The following judgement is made according to the channel
Din UNLOCK • The digital signal which was input from CD FUNC playback
TOC FULL • There were no areas to record music or character
UTOC R ERR • FTNO > LTNO
• FTNO ≠ 0 or 1
• UTOC recorded on disc could not be read.
UTOC A ERR • Start address > End address
UTOC L0~4 ERR • Any data of UTOC 0 to 4 looped.
NOT AUDIO • Nonaudio data was recorded in the track mode of currently
? DISC • Data "MINI" of system ID which has been written in TOC with
• The disc type written in TOC does not correspond to pre/
DISC FULL • When an attempt to set REC-PAUSE was made, there were no
PLAY MD • An attempt to set REC-PAUSE or to start editing was made on
PROTECTED • An attempt to record or edit was made on the record/playback
• An attempt was made to edit the track which was write-
• It is indicated when a tape is faulty operation prevention
Can't EDIT • Specific editing conditions were not satisfied.
• Cover the write-protect hole with a piece of cellophane tape.
TEMP OVER • Owing to occurrence of some trouble internal temperature of
MD RD ERR • Read data was not correct or data could not be read correctly.
MD PA ERR • Trouble occurred during recording if music data, resulting in
MD WR ERR
TOC S ERR • TOC was read but data was not correct.
TOC R ERR • TOC could not be rad.
TOC T ERR
UTOC W ERR • Trouble occurred during rewriting of UTOC, resulting in UTOC
FOCUS ERR • After the disc was loaded, focusing failure occurred.

EXPLANATION OF ERROR DISPLAY

Errors
recordable cluster became zero.
seconds although retry is repeated.
status of digital signal which was input from D-IN during REC-
PAUSE or REC-PLAY.
(1) Other than audio signal
(2) Other than signals of home-use appliances
(3) Copy NG due to inversion of copy bit in CD.
caused the following.
(1) PLL of digital IN was unlocked.
infomation.(music name, disc name, etc.) during REC-PLAY.
selected TNO.
ASCII code is not correct.
mastered MD, recording MD and hybrid MD.
recordable areas.
the playback-only disc.
disc with its careless erase preventing tab being in erase
preventing state.
protected by information written in UTOC.
condition (tabs breaks.) condition.
set (MD unit) rose excessively.
record failure.
rewriting failure.
– 27 –
Corrective action
• Check that the disc is free from flaw, dust
and fingerprint.
Check whether there is any black spot.
Check for disc disalignment and run-out.
• Check whether CD is copy-inhibited one.
(An example: CD-R)
• Check whether there is any abnormality
in the D-IN signal line.
• Replace the disc with a recording/
playback disc in which an area to register
UTOC remains.
• UTOC data is not normal. Replace the
disc with other disc.
• UTOC data is not normal. Replace the
disc with other disc.
• UTOC data is not normal. Replace the
disc with other disc.
• Select other TNO or replace the disc with
other disc.
• The loaded disc is not applicable.
Replace the disc, and check.
• Replace the disc with other recording disc
in which recording area remains.
• The loaded disc is a Playback-only disc.
Replace the disc with a recording disc.
• Return the careless erase preventing tab
to its initial position, and redo.
• The track on which an attempt to edit was
made is a write-protected track. Redo on
another track.
• Cover the accidental erase prevention
holes with adhesive tape.
• The applied operation procedure is not
proper. Redo, applying the correct
procedure.
• Check by troubleshooting.
• Check whether the ambient temperature
is too high.
• Data of TOC or UTOC is not normal or
disc has flaw. Replace the disc with other
disc.
• The TOC information recorded on disc
does not conform to the MD standard.
Replace the disc with other disc.
• The disc has flaw. Replace the disc with
other disc.
• The disc has flaw. Replace the disc with
other disc.
• Check that the disc is free from flaw,
dust, fingerprint and black spot. Check for
disc disalignment and run-out.
MD-C2