User's Manual

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MobileAccessGX Installation and Configuration Guide 32
Figure 3-15. OCH Alarms Display Area
4. Click the RF Parameters tab.
Figure 3-16: Base Unit RF Parameters Tab
Define the Interface Type RF Source interface type (i.e. CMA RIU, Other)
If the DL Input power Low and DL Input power High alarms are RED, perform DL RF
adjustment:
o Low or High DL Input power indicates that the measured input power from
the BTS source is either lower or higher than the expected value:
When connected to RIU: Up to -20dBm
When connected directly to BTS (via passive interface): Up to 0dBm
o Adjust RF DL gain with Operational Att. (in 0-31 dB steps).