Removing the Rear Hard Disk Backplane for 12 disks
Step 1 Wear an ESD wrist strap. For details, see 1 Safety Instructions.
Step 2 Determine the rack number and chassis number of the server to be removed, and label its
panel to prevent misoperations.
Step 3 Power off the 5288 V3. For details, see 4.2 Powering Off the Server.
Step 4 Remove all external cables such as power and network cables.
Step 5 Remove the 5288 V3 and put it on an ESD desktop. For details, see 3.6 Removing the
Server.
Step 6 Remove the chassis cover. For details, see 7.11 Removing the Chassis Cover.
Step 7 Remove the air duct. For details, see 7.13 Removing the Air Duct.
Step 8 Remove all fan modules. For details, see 7.15 Removing a Fan Module.
Step 9 Remove all cables from the mainboard.
Remove the FFC cable to avoid cable damage caused by the removal of the mainboard frame.
See step (1) in Figure 7-108. If the FFC cable is damaged, the server cannot work.
Step 10 Loosen the screws that secure the mainboard to the chassis. See step (2) in Figure 7-108.
Figure 7-108 Removing the mainboard frame
5288 V3 Server
User Guide
7 Replacing Parts
Issue 26 (2018-11-19) Copyright © Huawei Technologies Co., Ltd. 225
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