Datasheet

AR/GE/FE/U80/80XInstallationManual
26 58000519rev.D
3.10 AutoCalibration
TheAutoCalibrationfeat urescansthereceivesignalacrosst heentire(broad)bandandflattensthe
levels,muchliketheequalizeronyourhomeorcarstereo.
Theradios ystemissaidtobein“AlignmentMode”whenitis firstpoweredupwithnofiber
connected.
TheAutoCalibrationmodeistriggeredONassoonasthefibercableisconnected.Thefiber
interfaceoftherad ioterminalneedstodetectanoptica lsignaloftheappropriatewavelength.This
requiresthefiberopt iccablesbeconnectedtoa1000BaseXportonanEthernetdevice(switch,
router,mediaconverter,etc.)orthiscanbeaccomplishedwithafiberopticloopbackcableby
connectingthefiberoutputoftheradiointothefib erinputoftheradio.
Ifused,theloo pbackcableshouldonlybeconnectedlongenoughforautocalibrationtostartand
shouldberemovedimmediately.
TheradioterminalindicatestheAuto CalibrationbyflashingtheLinkLEDon/off  thiscyclelasts
forupto120seconds.
Autocalibrationisarequiredstepperinstallationonceantennaalignmentiscompleted.
3.10.1 AdaptRate™FiberCalibrationProcedure(AR80andAR80Xonly)
Inorderfor anAdaptiveRatelinktooperatecorrectly,itisespeciallycriticaltoensurethefollowing
processisfollowedexactly.Ifyoufeelthisprocessmaynothavebeenfollowedoryouwishtore
attempttheprocess, besuretofirstpo werdownbothradios,removea nyfiberconnectionbefo re
turningthesystemon.Thiswillgetyoubacktooriginalfactoryradiocalibrationsett ingsandplace
theradiolinkin“alignmentmode”.
START:
1. First,withalocalPC, vieweachradio'sSetuppageandmakesuretheoperatingmodeisset
toARandt hattheInstallatio nAutoCalibratio nis'enabled'at bothends.Thedefaultvalueis
‘enabled’.
VERIFICATION:Doublecheckthissettingonbothradio s. 
2. OninitialPowerup,donotconnectanyfibercables
VERIFICATION:Itisbesttophysicallydisconnectanyfibercablesfromtherad iounitports,
rathert hanjustrelyingonthefarendsofthecablesbeingdisconnected.
3. Uponcompleting theantennaalignmentprocedure,makesurebothendshaveaminimumof
2VDCinQualityvo ltage,ifnot,furtheralignmentmayberequired.Smallfluctuationsare
okay.