Huawei Airbridge BTS3606 Installation Manual page 139

Installation Manual – BTS3606A Cabinet Installation
Airbridge BTS3606&3606A CDMA Base Station
If any exception condition appears during the process, switch off the power supply
immediately. Power on again according to the above procedure after the fault is
cleared.
5) Open the rear door of the basic cabinet and check whether the voltage connecting
the AC filter is around –48 V.
If the boards and modules are normal, the preliminary check is passed.
Huawei Technologies Proprietary
6-6
Chapter 6 Checking Cabinet Installation