Huawei N2000H V3 - Removing a Supercapacitor

N2000H V3 Appliance
User Guide
7 Replacing Parts
Issue 04 (2018-11-06)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
184
Figure 7-43 Installing a RAID controller card
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7.24 Removing a Supercapacitor
This topic describes how to remove a supercapacitor before replacing it with a new one.
Scenarios
You can configure a supercapacitor to provide power-off protection for the controller card.
Remove a supercapacitor in any of the following scenarios:

A supercapacitor fails.

A supercapacitor is low.
Prerequisites
Conditions

You have powered off the N2000H V3. For details, see 3.2 Powering Off.

You have removed the chassis cover from the N2000H V3. For details, see 5.6
Removing the Chassis Cover.

You have removed the riser card tray above the RAID controller card. For details, see
5.12 Removing the Riser Card.
Data

You have determined the position on the N2000H V3 for removing the supercapacitor.

You have obtained the rack number and chassis number of the N2000H V3.