Select Setup > System.

Satellite

Sets the satellite system to GPS, GPS + GLONASS (GPS and GLONASS), or Demo Mode (GPS off).

WAAS/EGNOS

Sets the system to Wide Area Augmentation System/European Geostationary Navigation Overlay Service (WAAS/EGNOS). For more information about WAAS, go to garmin.com/aboutGPS/waas.html.

Text Language

Sets the text language on the device.

NOTE: Changing the text language does not change the language of user-entered data or map data.

Voice Language

Allows you to change the voice language.

Interface

Sets the format of the serial interface.

Configure Power Key

Allows you to assign shortcuts to the power key (Customizing the Power Key).