Service manual

MD-R2
– 24 –
• 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.
(2) Locking occurred in condition other than FS = 44.1 kHz
• There were no areas to record music or character
infomation.(music name, disc name, etc.) during REC-PLAY.
• When an attempt to start is made, recordable area does not
remain.
• 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.
• 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.
EXPLANATION OF ERROR DISPLAY
Error display
Errors
Corrective action
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
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
• 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 exabple: 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.
• The applied operation procedure is not
proper. Redo, applying the ocrrect
procedure.
• Check by troubleshooting.
• Check whether the ambient temperature
is too high.
• Data of TOC or UTOC is not normal or
disc las 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.