Explanation Of Error Display - Sharp MD-X60 Service Manual

MD-X60
Error display
Can't REC
Can't COPY
Din UNLOCK
TOC FULL
UTOC ERR R
UTOC ERR A
UTOC ERR L0~4
NOT AUDIO
? DISC
DISC FULL
PLAYBACK MD
PROTECT
PROTECTED
Can't EDIT
TEMP OVER
DISC ERR RD
PA
WR
TOC ERR S
TOC ERR R
TOC ERR T
UTOC W ERR
FOCUS ERROR

EXPLANATION OF ERROR DISPLAY

Errors
• Defect occurred successively 10 times during REC-PLAY.
• As a result of occurrence of defect during REC-PLAY the
recordable cluster became zero.
• Adress is unreadable. REC state connot be set for 20 seconds
although retry is repeated.
• The following judgement is made according to the channel
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.
• The digital signal which was input from D-IN during REC-
PAUSE, REC-PLAY or CD FUNC playback caused the
following.
(1) PLL of digital IN was unlocked.
• There were no areas to record music or character
infomation.(music name, disc name, etc.) during REC-PLAY.
• ETNO > LTNO
• FTNO 0 or 1
• UTOC recorded on disc could not be read.
• Start address > End address
• Any data of UTOC 0 to 4 looped.
• Nonaudio data was recorded in the track mode of currently
selected TNO.
• Data "MINI" of system ID which has been written in TOC with
ASCII code is not correct.
• The disc type written i TOC does not correcpond to pre/
mastered MD, recording MD and hybrid MD.
• When an attempt to set REC-PAUSE was made, there were no
recordable areas.
• An attempt to set REC-PAUSE or to start editing was made on
the playback-only disc.
• As a result of occurrence of failure in the power amplifier circuit
stage the power supply is turned off, and the "PROTECT" error
display blinks.
• An attempt to record or edit was made on the record/playback
disc with its careless rease preventing tab being in rease
preventing state.
• An attempt was made t oedit the track which was write-
protected by information written in UTOC.
• Specific editing conditions were not satisfied.
• Owing to occurrence of some trouble internal temperature of
set (MD unit) rose excessively.
• Read data was not correct or data could not be read correctly.
• Trouble occurred during recording if music data, resulting in
record failure.
• TOC was read but data was not correct.
• TOC could not be rad.
• Trouble occurred during rewriting of UTOC, resulting in UTOC
rewriting failure.
• After the disc was loaded, focusing failure occurred.
• Check that the disc is free from flaw, dust
and fingerprint.
• Check whether CD is copy-inhibited one.
• Check whether there is any abnormality
in the D-IN signal line.
• Replace the disc with a recording/
• UTOC data is not normal. Replace the
• UTOC data is not normal. Replace the
• UTOC data is not normal. Replace the
• Select other TNO or replace the disc with
other disc.
• The loaded disc is not applicable.
• Replace the disc with other recording disc
• The loaded disc is a Playback-only disc.
• Check, applying the trouble-shooting
described Page 69.
• 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.
• The applied operation procedure is not
• Check by troubleshooting.
• Check whether the ambient temperature
• Data of TOC or UTOC is not normal or
• The TOC information recorded on disc
• The disc has flaw. Replace the disc with
• The disc has flaw. Replace the disc with
• Check that the disc is free from flaw,
dust, fingerprint and black spot. Check for
disc disalignment and run-out.
– 26 –
Corrective action
Check whether there is any black spot.
Check for disc disalignment and run-out.
(An exabple: CD-R)
playback disc in which an area to register
UTOC remains.
disc with other disc.
disc with other disc.
disc with other disc.
Replace the disc, and check.
in which recording area remains.
Replace the disc with a recording disc.
proper. Redo, applying the correct
procedure.
is too high.
disc las flaw. Replace the disc with other
disc.
does not conform to the MD standard.
Replace the disc with other disc.
other disc.
other disc.