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:
How to Enter Information
You can enter information (e.g., city names, street names, personal names,
and business names comprising letters, numbers, and symbols)
when prompted on input screens by two different methods. ...
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 ...
Front Brake Hose Replacement
Raise and support the vehicle.
Remove the front wheel.
Disconnect the brake line (A) from the brake hose (B), then remove the brake
hose bracket (C).
...