Information
In Case of Difficulty
If you encounter a problem, please turn the power off, then on again. If the unit is still not functioning normally, please review the items in the following checklist. 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.
Basic
No function or display.
•Vehicle's ignition is off.
-If connected following instructions, the unit will not operate with the vehicle's ignition off.
•Improper power lead (Red) and battery lead (Yellow) connections.
-Check power lead and battery lead connections.
•Blown fuse.
-Check the fuse of the unit; replace with the proper value if necessary.
•Internal
-Press the RESET switch with a ballpoint pen or other pointed article.
Radio
Unable to receive stations.
•No antenna or open connection in cable.
-Make sure the antenna is properly connected; replace the antenna or cable if necessary.
Unable to tune stations in the seek mode.
•You are in a weak signal area.
-Make sure the tuner is in the DX mode.
•If the area you are in is a primary signal area, the antenna may not be grounded and connected properly.
-Check your antenna connections; make sure the antenna is properly grounded at its mounting location.
•The antenna may not be the proper length.
-Make sure the antenna is fully extended; if broken, replace the antenna with a new one.
Broadcast is noisy.
•The antenna is not the proper length.
-Extend the antenna fully; replace it if it is broken.
•The antenna is poorly grounded.
-Make sure the antenna is grounded properly at its mounting location.
CD
CD Player/Changer not functioning.
•Out of operating temperature range +50°C (+120°F) for CD. - Allow the vehicle's interior (or trunk) temperature to cool.
CD playback sound is wavering.
•Moisture condensation in the CD Module.
-Allow enough time for the condensation to evaporate (about 1 hour).
CD insertion not possible.
•A CD is already in the CD player.
-Eject the CD and remove it.
•The CD is being improperly inserted.
-Make sure the CD is being inserted following instructions in the CD Player Operation section.
Unable to fast forward or backward the CD.
•The CD has been damaged.
-Eject the CD and discard it; using a damaged CD in your unit can cause damage to the mechanism.
CD playback sound skips due to vibration.
•Improper mounting of the unit.
-Securely
•The disc is very dirty.
-Clean the disc.
•The disc has scratches.
-Change the disc.
•The
-Do not use a Commercial available lens cleaner disc. Consult your nearest Alpine dealer.
CD playback sound skips without vibration.
•The disc is dirty or scratched.
- Clean the disc; damaged disc should be replaced.
Error displays (built-in CD player only)
•Mechanical error
-Press 
. After the error indication disappears, insert the disc again. If the
problem, consult your nearest Alpine dealer.
CD-R/CD-RW playback not possible
•Close session (finalization) has not been performed. - Perform finalization and attempt playback again.
MP3/WMA
MP3 or WMA is not played back.
•Writing error occurred. The CD format is not compatible.
-Make sure the CD has been written in a supported format. Refer to “About MP3/WMA” (pages
Audio
The sound is not output from the speakers.
•Unit has no output signal of the internal amplifier. - POWER IC is switched to “ON” (page 18).
Indication for CD Player
•Protective circuit is activated due to high temperature.
-The indicator will disappear when the temperature returns to within operation range.
•No CD is inserted.
-Insert a CD.
•Although a disc is inserted, “NO DISC” is displayed and the unit does not start to play or eject the disc.
-Remove the disc by following these steps:
Press the 
button again for at least 2 seconds.
If the disc still does not eject, consult your Alpine dealer.