Pioneer MJ-L7 Service Manual page 46

MJ-L7
Error Display
HEAD U ERR
Details of Error
e Did not reach LOAD completed position when HEAD UP
operations were performed.
HEAD D ERR e Did not reach HEAD DOWN position when HEAD DOWN
operations were performed.
DETAILS OF ERROR DISPLAY
Turn OFF power and try again.
Check signal line to mechanism controller or loading
motor.
DISC ERR e Data read was incorrect or could not be read properly.
e Error occurred during music data recording and recording
could not be performed correctly.
Faulty TOC or UTOC data or scratch on disc. Replaced
with other discs.
UTOC W ERR e Fault occurred during rewriting of UTOC rewriting, and
rewriting could not be performed correctly.
Scratch on disc. Replaced with other discs.
BLANK DISC
e After reading UTOC, total number of TNO and NAME
characters was 0.
Record and check if disc is recordable.
DEFECT
e Focus execution error, etc. occurred due to shock during
REC-PLAY.
Check if there are scratches, dusts, fingerprints, or
black spots on disc. Check if disc fluctuates
eccentrically or moves up and down largely.
MEM. FULL
MECHA ERR
46
@ Shock proof memory became full during recording.
e Communication was enabled between system and
mechanism controllers.
Check if there are scratches, dusts, fingerprints, or
black spots on disc. Check if disc fluctuates
eccentrically or moves up and down largely.
If this error display does not go off even when STOP
button of the Unit is pressed, check microprocessor
communication line.
e Shorten disc or music name.