User's Manual

Confidential&Proprietary66/122 SC‐DAS
range,beforeconnectingtheports.
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5.1.4 MDBUinstallation
MDBUisdesignedtobeinsertedintoanyslot.
ABIUcanbeequippedwithatotaloffourMDBUs.IfonlyoneMDBUisinserted,youneedtoinsert
BLANKcardsintotheotherslots.
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 IfyoudonotterminateinputandoutputportsoftheMCDU,whichcombinesTXsignalsand
dividesRXsignals,itwillcauseoutofbandspurioussignals.MakesuretoinsertMDBUBLANKcards