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:
Playing Bluetooth® Audio
Your audio system allows you to listen to music tracks stored on your
Bluetoothcompatible
phone.
This function is available when the phone is linked to the vehicle’s Bluetooth®
HandsFreeLink ...
System/Device Information
INFO button
► System/Device Information
View database, software, device, and vehicle identification information.
You will need this information when ordering a
map update. ...