FusionModule5000 Smart Modular Data Center
Maintenance Guide (ECC800)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Step 7 Reconnect the removed load cables to the power distribution unit, and tighten the screws on
the connector.
Step 8 Reconnect the removed smart gateway cascading cables and PoE cables to the corresponding
ports.
Step 9 Turn on the power distribution units and downstream switches corresponding to the load.
----End
5.1.3.2 Replacing the Busbar Trunking Unit
Prerequisites
Tools: protective gloves, Phillips screwdriver, socket wrench, step ladder
Materials: spare and functional busbar trunking unit and two connective kits of the same
model
Before replacement, turn off the switch of the general input unit, and turn off all switches of
power distribution units along the new main way.
Procedure
Step 1 Turn off all switches of power distribution units along the new main way and the downstream
switches.
Step 2 Turn off the switch of the general input unit.
Step 3 Remove the power distribution unit of the busbar trunking unit by referring to 5.1.3.1
Replacing the Power Distribution Unit, and go to the next step when there is no power
distribution unit on the busbar trunking unit.
Step 4 Remove the connective kit on both sides of the faulty busbar trunking unit.
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