15190-00587-02 Rev. A Garmin GTS 8XX Series Traffic Advisory SystemPower-UpNOTE: The GTS 8XX Series automatically transitions from STANDBY toOPERATE mode eight seconds after takeoff. The unit also automaticallytransitions from OPERATE to STANDBY mode 24 seconds after landing.After power-up, the GTS 8XX Series is in Standby Mode. The GTS 8XX Seriesmust be in Operating Mode for traffic to be displayed and for TAs to be issued.System StatusThe traffic mode is annunciated on the display product. The symbologymay vary by display product. See the particular pilot’s guide for specific details.Mode Traffic Mode Annunciation(Traffic Page)Traffic DisplayEnabled Icon(Other Maps)Self-test Initiated TESTOperating OPERATINGStandby STANDBY(also shown in white in center of page)Failed* FAILTable 7 Example TAS/TCAS ModesIf the traffic unit fails, an annunciation as to the cause of the failure is shownon the display product. During a failure condition, the Operating Mode cannotbe selected.Traffic Map Page Annunciation DescriptionNO DATA Data is not being received from the TAS/TCAS I unitDATA FAILED Data is being received from the TAS/TCAS I unit, but the unit is self-reportinga failureFAILED Incorrect data format received from theTAS/TCAS I unitTable 8 TAS/TCAS Failure Annunciations