Huawei FusionModule2000 V500R003C10 Maintenance Manual page 74

FusionModule2000 Smart Modular Data Center
Maintenance Guide
Do not operate with power on. Take appropriate insulation measures.
Procedure
Step 1 Turn off 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.
Figure 5-21 Securing a VCN520
Step 4 Reconnect the cables to the new VCN520.
Step 5 Turn on the power switch of the VCN520.
Step 6 Commissioning the VCN520. If the video recording function works properly after
commissioning, the VCN520 is functional.
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Issue 04 (2020-01-03) Copyright © Huawei Technologies Co., Ltd.
5 Parts Replacement
67