Terrain Alert Summary - Garmin 400 Series Pilot's Manual Addendum

Section 3
TERRAIN Alerts
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TERRAIN Alert Summary

Table 3-2 summarizes the TERRAIN alerts.
Alert Type
TERRAIN Failure
TERRAIN Inhibited
TERRAIN Not Available
Required Terrain Clearance (RTC)
Advisory
Required Terrain Clearance
(RTC) Alert
Imminent Terrain Impact (ITI)
Advisory
Required Terrain Impact (ITI)
Alert
Required Obstacle Clearance
(RTC) Advisory
Required Obstacle Clearance
(RTC) Alert
Imminent Obstacle Impact (IOI)
Advisory
Imminent Obstacle Impact (IOI)
Alert
Premature Descent Alert (PDA)
Annuciation Pop-Up Alert
None
None
None
(FLASHING)
(FLASHING)
(FLASHING) (FLASHING)
(FLASHING)
(FLASHING)
(FLASHING) (FLASHING)
Table 3-2: TERRAIN Alerts Summary