N2000H V3 Appliance
User Guide
7 Replacing Parts
Issue 04 (2018-11-06)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
207
Scenarios
Install the mainboard to replace the original one.
Prerequisites
Conditions
You have powered off the N2000H V3. For details, see
You have removed the chassis cover from the N2000H V3. For details, see
You have removed the supercapacitor if it is configured. For details, see
You have removed the air duct from the N2000H V3. For details, see
You have removed the riser card from the N2000H V3. For details, see
You have removed all DIMMs from the N2000H V3. For details, see
You have removed all CPUs from the N2000H V3. For details, see
You have removed the redundant array of independent disks (RAID) controller card from
the N2000H V3. For details, see
5.22 Removing the RAID Controller Card
You have removed the network interface card (NIC) from the N2000H V3. For details,
see
You have removed all power supply units (PSUs) from the N2000H V3. For details, see
You have removed all cables from the mainboard. The cables include those connected to
the hard disk backplane and the left and right mounting ears.
You have removed the air duct from the N2000H V3. For details, see
You have removed the fan supports, PSU backplane, and cabling rack from the N2000H
V3. For details, see
Data
You have determined the position on the N2000H V3 for installing the mainboard.
You have obtained the rack number and chassis number of the N2000H V3, and labeled
its panel to prevent misoperations.
Tools
ESD gloves
Packaging materials, for example, an ESD bag
Hardware
You have obtained a spare mainboard.
Procedure
Step 1
Take the spare mainboard out of the ESD bag.