User's Manual

System Installation
Communication Room Installation
MA 2000 Installation and Configuration Guide 46
4.2.5 BU and RIU Lite Connections
1. Connect the BU to the corresponding RF Uplink and Downlink connectors on the RIU Lite rear
panel. Note that one uplink and one downlink RIU rear-panel ports are used to connect one
OPTM (four ports from the BU).
NOTE: Only a single four 4-port BU may be connected.
2. Connect each BDA to the corresponding rear panel Duplex connectors.
3. Connect the Power connections on the RIU rear panel.
4. If your system includes a MA 410/430 controller, connect the RS485 port on the RIU rear
panel to the controller rear panel RS485 ports (either Port-1 or Port-5).
Figure 4. MobileAccess RIU Lite-Controller connection