From the home page, press or to scroll through the main menu options. Select Settings > System > Units.

Position Format

Sets the format used for geographical position coordinates and the coordinate system used by the map (Position Format Settings).

Speed/Distance

Sets the unit of measure for distance.

Wind Speed

Sets the unit of measure for wind speed.

Temperature

Sets the temperature unit of measure to Fahrenheit (°F) or Celsius (°C).

Bearing

Sets the north reference used on the compass to true or magnetic north.