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English
In Case of Difficulty
If you encounter a problem, 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.
Symptom
Cause and Solution
No function or display.
•
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 fuse on the battery lead of the
unit; 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.
Initial Turn-on After
Installation
Summary of Contents for CDE-7831E
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