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.