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22
6. TROUBLESHOOTING
General
Problem Cause Measure
Unit does not turn
on.
Unitfuseblown. Installnewfusewithcorrectrating.
Carbatteryfuseblown. Installnewfusewithcorrectrating.
Unit does not turn
on.
Nothing happens
whenbuttonsare
pressed.
Display is not
accurate.
Illegaloperation. Turnothepowerandopentheoperationpanel.
PresstheResetbuttonwithathinrod.
Note:
WhentheResetbuttonispressed,turnotheACC
power.*
*WhentheResetbuttonispressed,frequencies
of radio stations, titles, etc. stored in memory are
cleared.
Remote control
doesnotwork.
Battery depleted. Changethebattery.
Battery installed incorrectly. Installthebatterycorrectly.
No/lowaudio
output.
Improperaudiooutputconnection. Checkwiringandcorrect.
Volumesettoolow. Increasevolumelevel.
Speakers damaged. Replace speakers.
Heavilybiasedvolumebalance. Adjustthechannelbalancetocenterposition.
Speakerwiringisincontactwith
metal part of car.
Insulateallspeakerwiringconnections.
Poorsoundquality
or distortion.
Non-standard disc used. Use a standard disc.
Speakerpowerratingdoesnot
match unit.
Replace speakers.
Wrong connections. Checkwiringandcorrect.
Speaker is shorted. Checkwiringandcorrect.
Unit resets itself
whenengineiso.
IncorrectconnectionbetweenACC
andbattery.
Checkwiringandcorrect.
DISC player
Problem Cause Measure
Disccannotbe
loaded.
Another disc is already loaded. Ejectthediscbeforeloadingthenewone.
Thereisaforeignobjectalreadyin
place.
Ejecttheforeignobjectforcibly.
Sound skips or is
noisy.
Compact disc is dirty. Cleanthecompactdiscwithasoftcloth.
Compact disc is heavily scratched or
warped.
Replacewithacompactdiscwithno
scratches.
Soundisbaddirectly
afterpoweristurned
on.
Water droplets may form on the internal
lenswhenthecarisparkedinahumid
place.
Letdryforaboutonehourwiththepoweron.