APAA00001
User Manual
4 System Maintenance
Draft A (2015-06-12)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
20
If the power button does not work for multiple times when the PAA is used, the button or
the button spring may be faulty. In this case, contact Huawei technical support to replace
the PAA.