Garmin GTN 750 Pilot's Manual Upgrade Supplement

Also see for GTN 725: User manual Maintenance manual Maintenance manual Maintenance manual Activation Instructions

Garmin GTN 750 Pilot's Manual Upgrade Supplement Manual pdf 45 page image

11-10GTN 725/750 Pilot’s Guide 190-01007-03 Rev. QForewordGettingStartedAudio &Xpdr CtrlCom/NavFPLDirect-ToProcChartsWpt InfoMapTrafficTerrainWeatherNearestServices/MusicUtilitiesSystemMessagesSymbolsAppendixIndex11.5 Terrain AlertingTerrain alerting functions increase situational awareness and help reducecontrolled flight into terrain (CFIT). Visual and aural annunciations alert thepilot when terrain and obstacles are within the given altitude threshold fromthe aircraft.11.5.1 Terrain Alerting Requirements• A valid terrain/obstacle database• A valid 3-D GPS position solution11.5.2 Terrain Alerting LimitationsNOTE: The data contained in the databases comes from governmentagencies. Garmin accurately processes and cross-validates the data butcannot guarantee its accuracy or completeness.Terrain alerting uses terrain and obstacle information supplied by governmentsources. Terrain information is based on terrain elevation information in adatabase that may contain inaccuracies. Individual obstructions may be shown ifavailable in the database. The data undergoes verification by Garmin to confirmaccuracy of the content.