Garmin Flight Deck 100 Marine Instruments User Manual


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190-00728-04 Rev. A
Embraer Prodigy
®
Flight Deck 100 Pilot’s Guide
399
HAZARD AVOIDANCE
PREMATURE DESCENT ALERTING
A Premature Descent Alert (PDA) is issued when the system detects that the aircraft is significantly
belowthenormalapproachpathtoarunway(Figure6-92).
PDAalertingbeginswhentheaircraftisbelow700feetAGLwithin15nmofthedestinationairportand
endswhentheaircraftis0.5nmfromtherunwaythreshold.
Figure 6-92 PDA Alerting Threshold
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Height Above Destination (Feet)
Distance to Destination (NM)
PDA ALERTING AREA
inhiBiting flta anD PDa alerts
NOTE: The ‘Inhibit TAWS’ function only inhibits FLTA and PDA alerts. Alerting for GPWS alerts (EDR, ECR,
NCR, FIT) and GSD is controlled independently from FLTA and PDA alerts.
FLTAandPDAauralandvisualalertscanbemanuallyinhibited.Discretionshouldbeusedwheninhibiting
alertsandthesystemshouldbeenabledwhenappropriate.WhenPDAandFLTAalertsareinhibited,the
alertannunciation‘TAWSINH’isshownonthePFDandontheTAWS-APageannunciationwindowofthe
MFD(Figure6-93).
Figure 6-93 TAWS-A Page Menu and Inhibit Annunciation
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