User's Manual

AirbusIridiumSATCOMSystem
L3AviationRecordersProprietary
165E573301Rev.02
7March2014Page2
SECTION1‐OVERVIEW
1. AirbusIridiumSATCOMSystemOverview
TheAirbusIridiumSATCOMSystemwillbecertifiedtoTSOC159aforvoiceanddatasafetyservices.It
hasadualchannelIridiumlink,onededicatedfordata‐withthecapabilitytosendandreceivestandard
ACARSmessagesbetweentheaircraft’sAirTrafficServiceUnit(ATSU),andtheotherprioriti zed
for
voiceviaacertifiedterrestrialserviceprovider.
TheAutomatedFlightInformationReportingSystem(AFIRS)providesasatellitevoiceanddata
communications(SATCOM)linkwiththePublicSwitchedTelephoneNetwork(PSTN)viatheIridium
®
satellitenetwork.Thesystemusesasta ndardARINC741/761SATCOMinterfacetotheflightcrew’s
AudioIntegratingSystemandARINC739AMultiPurposeControlandDisplayUnits(MCDUs)inthe
cockpit,aswellasproviding3extensionPublicBranchExchange(PBX)capabilityforupto2handsetsin
thecabin.