Huawei Proprietary and Confidential                                     
Copyright © Huawei Technologies Co., Ltd. 
 
 
Rectify any faults that may compromise the SUN2000 security performance before 
restarting the SUN2000. 
 
A faulty SUN2000 requires overall maintenance. Contact the dealer if the SUN2000 is 
faulty. 
 
Maintain the SUN2000 with sufficient knowledge of this document and proper tools and 
testing equipment. 
 
Wear electrostatic discharge (ESD) gloves and comply with ESD protection regulations 
when maintaining the SUN2000.