Disconnect both battery cables to prevent damaging your vehicle’s electrical system.
Always disconnect the negative (–) cable first, and reconnect it last.
Changing Your Route
DEST button (when en route)
This section describes how to alter your route, add an interim “waypoint”
(pit stop),
choose a different destination, cancel your current destination, and continue ...
USB Flash Drive
...
Other Features
This section describes the useful functions incorporated into the
navigation system. ...