Garmin G1000 PDAs & Smartphones User Manual


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Garmin G1000 Pilot’s Guide for Cessna Nav III
190-00498-07 Rev. A
SYSTEM
OVERVIEW
FLIGHT
INSTRUMENTS
EIS
AUDIO PANEL
& CNS
FLIGHT
MANAGEMENT
HAZARD
AVOIDANCE
AFCS
ADDITIONAL
FEATURES
APPENDICESINDEX
398
HAZARD AVOIDANCE
TIS ALERTS
WhenthenumberofTAsontheTrafcMapPageincreasesfromonescantothenext,thefollowingoccur:
•Asingle“Traffic” voice alert is generated.
•A‘TRAFFIC’AnnunciationappearstothetopleftoftheAttitudeIndicatoronthePFD,ashingfor5seconds
andremainingdisplayeduntilnoTAsaredetectedinthearea.
•ThePFDInsetMapisautomaticallydisplayedwithtrafc.
Toreducethenumberofnuisancealertsduetoproximateaircraft,the“Traffic” voice alert is generated only
whenthenumberofTAsincreases.Forexample,whentherstTAisdisplayed,avoiceandvisualannunciation
aregenerated.AslongasasingleTAremainsonthedisplay,noadditionalvoicealertsaregenerated.Ifasecond
TAappearsonthedisplayorifthenumberofTAsinitiallydecreasesandthensubsequentlyincreases,another
voice alert is generated.
Figure 6-158 Traffic Annunciation (PFD)
Inset Map
Displays When
TA is Detected
A“TIS Not Available” (TNA)voicealertisgeneratedwhentheTISservicebecomesunavailableorisoutof
range.TISmaybeunavailableintheradarcoverageareaduetothefollowing:
•RadarsiteTISModeSsensorisnotoperationalorisoutofservice
•TrafcorrequestingaircraftisbeyondthemaximumrangeoftheTIS-capableModeSradarsite.
•Trafcorrequestingaircraftisabovetheradarsiteintheconeofsilenceandoutofrangeofanadjacentsite.
•Trafcorrequestingaircraftisbelowradarcoverage.Inatterrain,thecoverageextendsfromabout3000
feetupwardat55miles.Terrainandobstaclesaroundtheradarsitecanfurtherdecreaseradarcoverageinall
directions.
•Trafcdoesnothaveanoperatingtransponder.
The“TIS Not Available”(TNA)voicealertcanbemanuallymutedtoreducenuisancealerting.TNAmuting
statusisshownintheupperleftcorneroftheTrafcMapPage.
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