User's Manual

Confidential&Proprietary15/122 SCDAS
2.2 Systemoverview
SCDAScomprisesthecomponentslistedbelow.
ThebasesystemconsistsofaBIU(BTSInterfcaceUnit),anODU(OpticdistributionUnit)andaROU
(RemoteOpticUnit).ForusewithmultipleROU’s,ithasOEU(OpticExpansionUnit).
TheBIUhastwolayerwhichsupportbothSISOandMIMOconfigurationusingseparateopticalfiber
cable.Fig2.1showsbasicsystemtopologyforSISO
Figure2.1BasicsystemtopologysupportingSISOconfiguration