Step 4 Check the hard disk indicators to determine whether the new hard disk works
properly.
----End
Follow-up Procedure
If the new hard disk is abnormal, immediately contact Huawei technical support
engineers.
5.4.2.3 Replacing a VCN520
Prerequisites
● Recommended tool: Phillips screwdriver
● A VCN520 needs to be replaced.
● A spare VCN520 of the same model is available and functional.
Context
Videos cannot be recorded during the replacement of the VCN520.
Do not operate with power on. Take appropriate insulation measures.
Procedure
Step 1 Turn o the power switch of the VCN520, disconnect the power supply of the
VCN520, remove the cables from the VCN520, label the cables, and record the
original connection positions of the cables.
After removing cables, wrap exposed terminals with insulation tape and do not
block cable labels. If cable labels are blocked, cables may be connected incorrectly.
Step 2 Remove the faulty VCN520 from the cabinet.
Step 3 Put two M6 screws through the slotted holes of one mounting ear and use a
Phillips screwdriver to fasten the screws to secure the device to the rack rail at
front of the network cabinet.
FusionModule2000 Smart Modular Data Center
Maintenance Guide (Fusion Module Actuator) 5 Parts Replacement
Issue 01 (2020-12-25) Copyright © Huawei Technologies Co., Ltd. 76
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