eTrex HC series Owner’s Manual M aIn paGeSNorth Reference—choose from True,Magnetic, Grid or User options.The following two features apply to the Vista HCxand Summit HC only:Switch to compass heading when below—enter the selected speed for the unit to switchfrom using GPS to using the electronic compassfor guidance.for more than…—enter a time limit to switchto the compass.Calibration Setup PageFor the Vista HCx and Summit HC only. Refer topage 28 and page 35.Altimeter SetupTo setup the �ltimeter:1. From Setup Menu, select �ltimeter.2. Select the �uto Calibration field to select on oroff. When on, elevation is corrected by GPS.•••3. Select the Barometer Mode field to specify“Variable Elevation” (used when you aremoving) or “Fixed Elevation” (used whenstationary).Welcome Page SetupInsert a message when you turn the unit on.To setup the Welcome Page:1. From the Setup Menu, select WelcomeMessage.2. Use the on-screen keyboard to begin enteringyour message in the Welcome Message field.Jumpmaster SetupJumpmaster is designed for experienced skydiversand is an option for the eTrex Vista HCx and SummitHC only. Refer the Garmin Web site for detailedinformation about this feature. Go to the Vista HCx orSummit HC page, and select Manuals.Proximity WaypointsUse the Proximity Waypoints page to define an alarmcircle around a waypoint. See page 9.