User's Manual

AirbusIridiumSATCOMSystem
L3AviationRecordersProprietary
165E573301Rev.02
7March2014Page3
SatelliteDataUnit(SDU)
2. SDUConfigurationModule(SCM)
TheSCMishousedinasmallenclosure,whichisdesignedtobemountedwithin24”oftheSDUrear
connector.TheSCMandantennaconnectdirectlytotheSDU.TheSDUistheheartofthesystemand
providesalloftheinterfacestootheraircraftsystems.
