Garmin Flight Deck 100 Marine Instruments User Manual


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Embraer Prodigy
®
Flight Deck 100 Pilot’s Guide
190-00728-04 Rev. A
420
HAZARD AVOIDANCE
TRAFFIC SYMBOLOGY
TheGTS850usesthesymbologyshowninTable6-17todepictintrudingtrafc.
Symbol Description
Traffic Advisory (TA).
Traffic Advisory out of the selected display
range. Displayed at outer range ring at
proper bearing.
Proximity Advisory (PA)
Non-Threat Traffic
Table 6-17 GTS 850 Traffic Symbols
ATrafcAdvisory(TA),displayedasayellowcircle,alertsthecrewtoapotentiallyhazardousintruding
aircraft,iftheclosingrate,distance,andverticalseparationmeetTAcriteria.ATrafcAdvisorythatisbeyond
theselecteddisplayrange(offscale)isindicatedbyahalfTAsymbolattheedgeofthescreenattherelative
bearing of the intruder.
AProximityAdvisory(PA),displayedasasolidwhitediamond,indicatestheintrudingaircraftiswithin
±1200feetandiswithina6nmrange,butisstillnotconsideredaTAthreat.
A Non-threat Advisory,shown asan openwhite diamond,is displayedfor trafcbeyond 6nm thatis
neitheraTAorPA.
Relative altitude, when available, is displayed above or below the corresponding intruder symbol in
hundredsoffeet(Figure6-114).Whenthisaltitudeisaboveownaircraft,itisprecededbya‘+’symbol;a
minussign‘-’indicatestrafcisbelowownaircraft.
A vertical trend arrow to the right of the intruder symbol (Figure 6-114) indicates trafc climbing or
descendingatleastvehundredfeetperminutewithanupwardordownward-pointingarrowrespectively.
Relative Altitude
Vertical trend arrow
Figure 6-114 Intruder Altitude and Vertical Trend Arrow
FlightIDsmayalsobedisplayedwithtrafcsymbols;seetheFlightIDsdiscussioninthissectionformore
information.
The GTS 850 automatically suppresses the display of on-ground trafc equipped with Mode S
transponders.
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