Replacing The Power Pdb - Huawei FusionModule1000A20 Maintenance Manual

FusionModule1000A20 CT Solution
Maintenance Guide
Procedure
Step 1 Locate a failed light.
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Step 2 Disconnect the power supply to the lights.
Step 3 Remove the faulty light.
During replacement, do not touch any end of the light with bare hands. You will get an
electric shock if you touch bare electrodes.
Step 4 Install the new light in the original position.
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Follow-up Procedure
Dispose of the removed light that is confirmed faulty.

5.1.5 Replacing the Power PDB

Prerequisites
A spare power PDB of the same model is available and functional.
Impact on the System
None
Preparations
Tools: Phillips screwdriver, socket wrench
Materials: spare power PDB
Documents: power supply and distribution system diagram
Skill requirement: electrician's work permit
Procedure
Step 1 Power off the power PDB based on the power supply and distribution system diagram.
Step 2 Remove cables using a socket wrench and Phillips screwdriver.
Step 3 Remove screws securing the power PDB and remove the power PDB.
Issue 01 (2019-02-25)
If a light does not work but the cables to the light are intact, the light has failed and needs
to be replaced.
If all lights after a light do not work, the light adjacent to the working light has failed.
For the diagrams, see the initial configuration parameter manual for the solution in use.
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