CREW
AWARENESS
AIRPLANE
OPERATIONS
MANUAL
2-04-40
Page
4
Code
01
REVISION 38
AOM-145/1114
CAUTION: THE TCAS CAN ONLY GENERATE RESOLUTION
ADVISORIES FOR INTRUDERS EQUIPPED WITH
RESPONDING MODE S OR MODE C TRANSPONDERS.
TRAFFIC ADVISORIES CAN BE GENERATED FOR
AIRPLANE WITH OPERATIVE MODE S, MODE C OR
MODE A TRANSPONDERS. THE TCAS PROVIDES NO
INDICATION OF AIRPLANE WITHOUT OPERATING
TRANSPONDERS.
System options may be monitored and set through the RMU. A
dedicated window is provided, presenting which TCAS display is being
controlled, its range and altitude band. A RMU page permits toggling
between options. Controls allow selection of different ranges, either
horizontal and vertically, as well as changing the way some
parameters are presented.
For airplanes Post-Mod. SB 145-34-0089 or Post-Mod.
SB 145BAF-34-0006 or equipped with an equivalent modification
factory incorporated, the Mode S Elementary Surveillance
Transponder transmits the following parameters:
− Airplane Identification (Call Sign);
− Capability Report;
− Flight Status (airborne/on the ground);
− Pressure Altitude with 25 ft of resolution.
For airplanes equipped with Mode S Enhanced Surveillance
Transponder (Post-Mod. SB 145-34-0096 or Post-Mod.
SB 145BAF-34-0007 or equipped with an equivalent modification
factory incorporated), in addition to the characteristics of the Mode S
Elementary, the following Downlink Airplane Parameters (DAP) are
transmitted automatically to be used by the ground Air Traffic
Management:
− Magnetic Heading;
− Indicated Airspeed and/or Mach Number;
− Vertical Rate;
− Roll Angle;
− True Airspeed;
− True Track Angle;
− Ground Speed;
− Selected Altitude.
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