User's Manual

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setting makes BIU actually try to communicate with lower units while collecting the
status value of units.
The menu below shows INSTALL menu, where you can see topology for overall units
at a glance.
Overall topology for SMDR-NH124
Configuration of BIU-ODU-ROU
Configuration on whether to use BIU varies depending on the topology above and so
you need to check on a unit to be installed.
Ex.) How to set INSTALL menu when ROU is connected with DOU1 of ODU1, which is
connected with BIU: