Huawei Proprietary and Confidential                                     
Copyright © Huawei Technologies Co., Ltd. 
 
Figure 5-4 Removing screws 
 
 
 
If the two screws on the maintenance compartment door are lost, use the standby screws available in the 
fitting bag that is bound to the reinforcing rib at the base of the chassis. 
Step 2  Open the maintenance compartment door and install a support bar, as shown in Figure 5-5. 
The support bar is located in the fitting bag bound to the reinforcing rib at the base of the 
chassis. 
Figure 5-5 Installing a support bar