39Battery SaveWhen the eTrex is in ‘BATTERY SAVE’ mode, the GPSreceiver is turned on and off alternatively to conservepower.To select battery save mode:1. Press the PAGE Button and switch to the ‘MENU’Page. Use the UP and DOWN Button and highlightthe ‘SETUP’ field. Press ENTER. The ‘SETUP’ Pageappears.2. Press the UP or DOWN Button and select the‘SYSTEM’ fi eld. Press ENTER. The ‘SYSTEM’ Pageappears.3. Press ENTER on the ‘MODE’ field. Press the UPor DOWN Button to select ‘BATTERY SAVE’. PressENTER. Press PAGE to return to the page of yourchoice.Demo ModeThe ‘DEMO’ mode is designed for dealers to showthe features and functions of the eTrex to potentialcustomers inside a closed building where satellitereception is not possible. There is no navigation possiblein ‘DEMO’ mode.If you select the ‘DEMO’ mode, a window appearsat the bottom of the screen asking you to verify that youwant to turn the GPS off (the unit’s GPS receiver will turnoff and stop tracking satellites, but the unit itself will notpower off). To do so, press ENTER.Congratulations! You now know all there is to know aboutthe Garmin eTrex. The ‘DEMO’ mode isdesigned for Garmindealers.ReferenceBattery SaveThe eTrex’s batteries willlast up to 22 hours in‘BATTERY SAVE’ mode(when using alkalinebatteries).Demo Mode