Go to Options->Status then type TEST
Then hit the Menu key and click Start.
Check GPS and click Run.
This will bring up the GPS Test screen.
Click once to get the menu and click again to start fixing.
You will get:
Latitude
Longitude
Course
Speed
Time to get fix
Good for verifying that your GPS is working with the added bonus of seeing your coordinates.
Requires the 4.5 code on the 8830.
sR