User's Manual

Unit Descriptions - Digital Path
P/N 709C011801
Page 40
Interface Description
MGMT RJ45 local management connection
PWR
DC power inputs
Main - connect to DC (from composite cable)
Secondary –
in case of PoE clients. Used when GEM modules are installed
(in addition to Main)
F/O LC/APC SM connectors for UL and DL optic connections
Listening Mode N/A
RF Filter (e.g. LTE, CELL)
QMA RF ports for external cavity filter use (In/Out). For CELL and LTE
filters.
External Antenna
Optional connection to broadband external antennas. Requires GUI
configuration (internal antenna is enabled by default).
Table 2-12. RAU Interfaces
2.2.2.1 RxU (Remote Expansion Unit)
The RxU is an Add-on to the RAU which provides support for MIMO services (i.e. 700MHz LTE, AWS).
Figure 2-15. RxU Interfaces
Module Description
Filter Filter connections to the corresponding filter.
External Antenna
RF Connection to external antenna, used for above-ceiling installation.
(Both the RxU and the RAU antennas are used since this implements a MIMO
configuration)
External RF Filters QMA RF ports for external cavity filter use. For CELL and LTE filters.
RUN LED Indicates SW is up and running.
Table 2-13. RxU Front Panel Interface Connections