User's Manual

BDA Installation and Operating Guide
Version 1.0 21
z Feed -55dBm/total of WiMAX signal (using a signal generator) to ‘LINK ANT’ port
of BDA and adjust gain(75dB max) in the DOWNLINK (UPLINK) path, so that the
output power of the BDA becomes +20dBm. Access the BDA and check if output
power of the BDA is +20dBm. If not, adjust gain in the DOWNLINK (UPLINK)
path.
z If you don’t want maximum output power(+20dBm), decrease DOWNLINK gain or
UPLINK gain.
z Set difference between gain of down link and gain of up link (AGD). If don’t need
difference between down link and up link, set “0”.
z Temperature alarm threshold.
z If the parameters have proper value, enable HPA and UDC module.
z Check if the alarm generated or not.