Sharp MD-X60 Service Manual page 27

Error display
BLANK MD • UTOC was read but total TNO and the number of characters of
NAME was 0?
DEFECT • Focusing error was caused by shock during REC-PLAY.
TOC W ERROR • Although UTOC can be read but UTOC cannot be rewritten.
MD ERROR • Data of EEPROOM is not correct.
Error display
M E C H A _ E R R 1 _ *
M E C H A _ E R R 2 _ *
M E C H A _ E R R 3 _ *
* = E Ejection completion position
* = MHorizontal midway position
* = L Load completed position
* = D Head-down position
Errors
EXPLANATION OF MECHANISM ERROR
HINF (IC1401 97 PIN)
< 1.3 V
> 3.06 V
1.853~2.48 V
1.3~1.853 V
• Perform recording to check that the disc
is recordable disc.
• Check that the disc is free from flaw,
dust, fingerprint and black spot. Check for
disc disalignment and run-out.
• Check that the record head contact is
normal. Check that there is no broken wire
between PWB and the recording head.
• Perform adjustment
• Once reset, and redo. If error occurs
Ejection failure
Head-up failure
Head-down failure
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MD-X60
Corrective action
persistently, replace EEPROM.
Errors