From the menu page, select SETUP.

APPLIED BALLISTICS

Allows you to customize the atmospheric conditions for your environment, shooting conditions for your target, gun and bullet properties for your profile, output units of measure for your profile, and input units of measure for the Applied Ballistics^® page (Applied Ballistics Options).

NOTE: This feature is available only on the Foretrex^® 901 navigator.

TIME

Sets the device to display time in a 12-hour, 24-hour, or military format, and sets the time zone for the device. The AUTOMATIC option allows the device to set the time zone automatically based on your GPS position.

TIMER

Enables the timer page and allows you to set timer preferences (Timer Settings).

DISPLAY

Adjusts the backlight timeout, display contrast, and night vision settings. The NVG MODE option reduces the backlight intensity for compatibility with night vision goggles.

UNITS

Sets the position format, map datum, and units of measure used on the device.

HEADING

Sets the compass display setting and north reference, and allows you to manually calibrate the compass (Calibrating the Compass). The AUTO option allows the device to automatically calibrate the compass. The OFF option turns off the compass.

SYSTEM

Sets system preferences (System Settings).

TRACKS

Sets track preferences (Tracks Settings).

ROUTES

Sets the transition from one point on the route to the next. The DISTANCE option routes you to the next point on the route when you are within a specified distance of your current point.

MAP

Sets map preferences (Map Settings).

ALTIMETER

Enables auto calibration, and allows you to manually calibrate the altimeter (Calibrating the Barometric Altimeter).

EXPEDITION MODE

Allows you to customize settings for expedition mode. The AUTO option automatically turns on expedition mode after two minutes of inactivity. The MANUAL option allows you to turn on expedition mode using the power menu (Power Menu). The INTERVAL option determines how often GPS track points are recorded.

PAGE LOOP

Enables or disables pages on the page loop.

RESET

Allows you to reset trip data, delete all waypoints, restore the device to factory default settings, and delete all saved user data (Resetting Data and Settings).

ABOUT FORETREX

Allows you to view device information, such as the unit ID, software version, regulatory information, and license agreement (Viewing Device Information).