N2000H V3 Appliance 
User Guide 
 
Huawei Proprietary and Confidential                                     
Copyright © Huawei Technologies Co., Ltd. 
 
Figure 7-16 Installing a chassis cover 
 
 
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7.8 Removing the Air Duct 
This topic describes how to remove the air duct. 
Scenarios 
Remove the air duct in any of the following scenarios: 
 
The air duct fails. 
 
A CPU, dual in-line memory module (DIMM), or supercapacitor is to be replaced. 
Prerequisites 
Conditions