Garmin aera 795/796 Pilot’s Guide
190-01194-00 Rev. C
120
Hazard Avoidance
OverviewGPS NavigationFlight PlanningHazard AvoidanceAdditional FeaturesAppendicesIndex
•Look Ahead Time—Determines the maximum time when an alert annunciation
occurs. For example, if 120 seconds is selected, the aera 795/796 provides an
alert up to 120 seconds before you reach the terrain or obstacle.
•Alert Sensitivity—The three Alert Sensitivity settings (Terrain, Obstacle, and
Descent Rate) determine what level of alerts are annunciated. The aera 795/796
defaults to ‘High’ sensitivity, which annunciates all red and yellow alerts at the
time set in Look Ahead Time. ‘Medium’ sensitivity annunciates all of the red
and the highest priority of yellow alerts. ‘Low’ only annunciates red alerts. ‘Off’
disables the alert.
Setting the Caution Elevation:
1)
From the Main Menu touch the Terrain Icon.
2)
Touch the Menu Icon.
3)
Touch the 'Set Up Terrain' menu option.
4)
Touch the 'Caution Elevation' Datafield Button and select the desired
caution elevation from the list ('500ft Below', '750ft Below', and
'1000ft Below').
Setting the Look Ahead Time:
1)
From the Main Menu touch the Terrain Icon.
2)
Touch the Menu Icon.
3)
Touch the 'Set Up Terrain' menu option.
4)
Touch the 'Look Ahead Time' Datafield Button and select the desired
Look Ahead Time from the list ('60 Seconds', '90 Seconds', and '120
Seconds').
Adjusting the Alert Sensitivity:
1)
From the Main Menu touch the Terrain Icon.
2)
Touch the Menu Icon.
3)
Touch the 'Set Up Terrain' menu option.
4)
Touch the buttons to cycle through the list of available sensitivity
settings (Off, Low, Medium, or High) for Terrain Alerts, Obstacle Alerts,
and Descent Rate.
Terrain, Obstacle, and Descent Rate Alerts are issued when flight conditions meet
parameters that are set within the software algorithms. Terrain alerts typically employ
