3.1 Powering on an AAU
This section describes the procedure and precautions for powering on an AAU.
Context
DANGER
l
Before powering on a base station, check that the positive and negative wires of all power
cables are correctly connected. Any incorrect power cable connection may cause damage to
equipment or unexpected injuries of human body.
l
Exercise caution when performing a power-on check, which involves high voltage
operations. Direct contact with the input voltage or indirect contact with the input voltage
using a damp object may be fatal.
NOTICE
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After unpacking the RU, you must power on it within 24 hours. If you power off the RU for
maintenance, you must restore power to the RU within 24 hours.
l
Keep a minimum of 7.35 m (24.11 ft) away from the front of the AAU after the RU is powered
on and the AAU starts working.
Process
The following figure shows the process of powering on an AAU.
AAU3940
Hardware Maintenance Guide
3 Powering On and Powering Off an AAU
Issue 01 (2015-01-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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