Garmin GPS 12XL Owner's Manual & Reference

Also see for GPS 12XL - Hiking Receiver: Supplementary guide Specifications Owner's manual & reference

AlarmsThe alarms page is used to set two alarms on theGPS 12XL: arrival and CDI. The arrival alarm will alertyou when you are approaching a waypoint. The arrivalalarm has three available settings:• ’Off’— No alarm will occur.• ’On’— The alarm will occur at the user-specified dis-tance from the destination waypoint.• ’Auto’— The alarm will occur at one minute away(based upon current speed, distance & track)from the each waypoint in the active route orfrom the GOTO destination.Note: When using a route, the arrival alarm willonly occur for the final destination waypoint—not anyinterim waypoints along the route.To set the arrival alarm:1. Highlight the ‘ARRIVAL’ field and press .2. Select ‘On’, ‘Auto’ or ‘Off’, and press .3. If ‘On’ is selected, highlight the distance field, press, enter the desired distance and press .The CDI alarm will alert you if your position devi-ates off course (left or right) beyond the limits specified.To set the CDI alarm:1. Highlight the ‘CDI Alarm’ field and press .2. Select ‘On’ or ‘Off’, and press .3. If ‘On’ is selected, highlight the distance field, press, enter the desired distance and press .Note: The arrival and CDI alarms both have settingranges from 0.0 to 9.9 units (statute miles/nauticalmiles/kilometers). Setting the CDI alarm to its lowestlimits may cause false alarms due to the effects ofDOD-imposed Selective Availability. SelectiveAvailability can degrade your GPS position by as muchas 100 meters.AlarmsREFERENCE46The arrival alarm alertsyou when you’ve reachedyour destination. ‘Auto’provides an alert at oneminute from your destina-tion. ‘On’ allows you todefine an alarm distance.The CDI alarm warns youwhen you deviate offcourse (left or right)beyond the limits that youset.