Depending on the length of time the power was interrupted, your system may require GPS initialization.

If initialization is not necessary, the system proceeds directly to the Startup Confirmation screen.
If the system fails to locate a sufficient number of satellites to locate your position within 10 minutes, the following screen is displayed.

If you are experiencing GPS reception problems:
Towing a Trailer
Your vehicle is not designed to tow a trailer. Attempting to do so can void your
warranties. ...
Windshield Replacement
NOTE:
Put on gloves to protect your hands.
Wear eye protection while cutting the glass adhesive with a piano wire.
Use seat covers to avoid damaging any surface.
Glass a ...
Clock Adjustment
INFO button
► Setup ►Other
►Clock Adjustment►Clock Adjustment
Set the automatic adjustment of the system clock for daylight saving and
international time zones.
Select ...