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:
Honda Fit 2007-2026 Navigation Online Reference Manual
The information and specifications included in this publication were in
effect at the time of approval for printing. Honda Motor Co., Ltd., reserves the
right,
however, to discontinue or change s ...
Shift Fork Disassembly/Reassembly (M/T)
NOTE: Prior to reassembling, clean all the parts in solvent, dry them, and
apply MTF to all contact surfaces.
...
Map Display Commands
Display current location (shows current
latitude, longitude, and elevation)
Display/Hide (specify icon type):
ATM
gas station
restaurant
post office
grocery store
lodging (hotel, motel)
parki ...