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:
Transmission End Cover Air Check Valve Inspection and Replacement (A/T)
NOTE:
There are two types of the transmission end cover; the type A and the
type B; and both types are available.
The differences between the types A and B of the end covers are:
...
Subframe Replacement
Front Subframe Torque
NOTE:
After loosening the subframe mounting bolts, be sure to replace them with
new ones.
Loosely install new front subframe mounting bolts, then tighten the b ...
Main Setup Screen Commands
The system accepts these commands on
the Main Setup screen.
Brightness up
Brightness down
Brightness minimum/min.
Brightness maximum/max.
Contrast up
Contrast down
Contrast minimum/min.
Contr ...