User's Manual

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MONITOR SMA port seen at the front panel of MDBU enables you to check current
level of TX input and RX output signals in current service without affecting main signals.
TX MON is -20dB compared with TX Input power and RX MON is -20dB as well
compared with RX Output power.
5.1.5 ODU Interface
BIU supports up to four ODUs. At the rear of BIU, eight RF input and output ports for
ODU and four power ports for power supply and communication are provided. At BIU,
you can check installation information of ODU.
LED Description
Power is not supplied.
ON
Power is supplied.
Normal Operation
ALM
Abnormal Operation