Huawei FusionDC1000A Maintenance Manual page 149

FusionDC1000A Prefabricated All-in-One Data
Center
Maintenance Guide (IT Scenario)
Procedure
Step 1 Switch off the active and standby power supplies to the fire alarm control panel.
Figure 4-89 Switching off the active and standby power supplies
Step 2 Switch off the circuit breaker in the fire extinguishing PDB.
Step 3 Use a Phillips screwdriver to remove the battery fastening plates.
Figure 4-90 Removing the battery fastening plates
Step 4 Remove the cables from the batteries, and take out the batteries.
Step 5 Remove all cables connected to the fire alarm control panel terminals, and move
the corrugated pipes and cables outside of the pre-fab. module.
Keep labels on the cables intact so that cables can be connected to the correct terminals later.
Step 6 Remove the screws using a Phillips screwdriver, and take out the faulty fire alarm
control panel.
Issue 01 (2021-04-20)
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4 Parts Replacement
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