User's Manual
Confidential&Proprietary16/115 SC‐DAS
2.2 Systemoverview
SC‐DAScomprisesthecomponentslistedbelow.
ThebasesystemconsistsofaBIU(BTSInterfcaceUnit),anODU(OpticdistributionUnit)andaROU
(RemoteOpticUnit).ForusewithmultipleROU’s,ithasOEU(OpticExpansionUnit).
TheBIUhastwolayerwhichsupportbothSISOandMIMOconfiguration
usingseparateopticalfiber
cable.Fig2.1showsbasicsystemtopologyforSISO
Figure1.1–BasicsystemtopologysupportingSISOconfiguration