Huawei FusionModule 1000B Maintenance Manual page 145

FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
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Procedure
Step 1 Switch off the active and standby power supplies to the fire alarm control panel.
Step 2 Push the fire alarm sounder out of the base.
Figure 6-53 Removing a fire alarm sounder
Step 3 Cut off the power cables of the fire alarm sounder, as shown in
Figure 6-54 Cutting off the power cables
Issue 02 (2017-01-10)
For the diagrams, see the initial configuration parameter manual for the solution in use.
Before replacing the fire alarm sounder, inform the related administrative departments of
the temporary downtime of the fire extinguishing system. After the replacement, inform
the administration department that the system has become operational.
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6 Parts Replacement
Figure 6-54.
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