User's Manual Part 1

2-15
RAU Connectors
SMA Connector
The SMA connector on the RAU is a duplexed RF input/output
port that connects to standard in-building antennas.
•Uplink (Input)
The uplink cellular or PCS channels are received from the
mobile phone by the in-building antenna. For the maximum
downlink composite radiated power at the RAU, see the table
on page 17 in this chapter.
•Downlink (Output)
The downlink channels are transmitted (radiated) by the
standard in-building antenna. For the maximum downlink
composite radiated power at the RAU, see the table on page 17
in this chapter.
Standard CAT 5 UTP/STP RJ-45 Jack
Delivers electrical power to the antenna. Also
transmits and receives uplink and downlink signals
to the Expansion Hub.
RAU LEDs
If the antenna
SYNC
LED lights red, RF power in the antenna is automatically shut
down. The antenna RF power is reset when the
SYNC
LED goes off.
LED Color Indication
POWER
Green On
SYNC
Red Fault