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Cause and Solution
• Car's ignition is off.
– If connected per instructions, the unit will
not operate with the car's ignition off.
• Improper connection of power leads.
– Check connections of the power leads.
• Blown fuse.
– Check the fuses on the Battery leads;
replace with the proper value if
necessary.
• Internal micro-computer malfunctioned due
to interference noise etc.
– Press the Reset button with a ball-point
pen or other pointed article.
In Case of Difficulty
If you encounter a problem, please review the
items in the following check list. 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.
Symptom
No function or display.
Initial Turn-on After
Installation