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
95
FLIGHT INSTRUMENTS
2.4 ABNORMAL OPERATIONS
ALTITUDE ALERTING
Undernormalconditions,theAltitudeAlertingfunctionisbasedontheSelectedAltitudeshownonPFD1
(Figure2-9).IftheMFDisoperatinginReversionaryMode,theSelectedAltitudeshownontheMFDwillbe
usedforAltitudeAlertinginstead.IftheMFDhasalsofailed,thenAltitudeAlertingwillbebasedonthePFD
2SelectedAltitude.
ABNORMAL GPS CONDITIONS
TheannunciationslistedinTable2-5canappearontheHSIwhenabnormalGPSconditionsoccur.Referto
theFlightManagementSectionformoreinformationonDeadReckoning(DR)Mode.
Annunciation Location Description
LOI
Lower left of
aircraft symbol
Loss of Integrity Monitoring–GPS integrity is insufficient for the current
phase of flight
INTEG OK
Lower left of
aircraft symbol
Integrity OK–GPS integrity has been restored to within normal limits
(annunciation displayed for five seconds)
DR
Upper right of
aircraft symbol
Dead Reckoning–System is using projected position rather than GPS position
to compute navigation data and sequence active flight plan waypoints
Table 2-5 Abnormal GPS Conditions Annunciated on HSI
Figure 2-48 Example HSI Annunciations
DR Mode causes the CDI to be removed from the display (when GPS is the selected navigation source) and
the following items on the PFD to be shown in yellow:
•CurrentTrackBug
•WinddataandpointersintheWindDataBoxonthePFD
•DistancesintheBearingInformationwindows
•GPSbearingpointers
•Groundspeed
These items should be verified when operating in DR Mode.
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