Alpine CDA-7939R - Page 42

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In Case ‘of Difficulty
English/Fran¢ais/Espaniol English
If you encounter a problem, please review the
items in the following checktist. This guide will
help you isolate the problem if the unit is at
fault. Otherwise, make sure the rest of your
system is properly connected or consult your
authorized Alpine dealer.
Initial Turn-on After Installa-
tion
Symptom/Symptéme/Sintoma Cause and Solution
No function or display./Fonetions
inopérantes ou pas d'affichage./La
unidad no funciona ni hay
visualizacion.
* Car's ignition is off.
— If connected following instructions, the
unit will not operate with the car's
ignition off.
* improper power lead connections.
— Check power lead connections.
* Blown fuse.
- Check the fuses on the battery leads;
replace with the proper value if neces-
sary.