Figure 3-13 Removing cables from a DC PSU
Step 4 Loosen and remove the screw from the ground hole using a Phillips screwdriver, and remove
the ground cable from the removed screw. See (3) in Figure 3-13.
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3.8 Removing the Air Duct
Step 1 Wear an ESD wrist strap. For details, see 12 Preventing Electrostatic Discharge.
Step 2 Power off the server. For details, see 3.2 Powering Off the Server.
Step 3 Remove the power cables. For details, see 3.7 Removing Cables from a PSU.
Step 4 Remove the server. For details, see 3.3 Removing the Server and Guide Rails.
Step 5 Remove the chassis cover. For details, see 3.4 Removing the Chassis Cover.
Step 6 If the server is configured with a full-height full-length riser card tray, remove it. For details,
see 3.12 Removing a Riser Card Tray.
Step 7 If the server is configured with a supercapacitor, disconnect the supercapacitor from the TFM.
See Figure 3-14.
2288H V5 Server
User Guide
3 Basic Operations
Issue 04 (2018-09-04) Copyright © Huawei Technologies Co., Ltd. 55