FusionModule1000A40 IT Solution
Maintenance Guide (2016.05, AI Version)
5 Components Replacement
Issue 04 (2018-01-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
115
Figure 5-39
Removing a fire alarm sounder
Step 3
Cut off the power cables of the fire alarm sounder, as shown in
Figure 5-40
Cutting off the power cables
Step 4
Connect the input wires with the two wires (polarity insensitive) of the fire alarm sounder and
wrap the connection points using insulation tape.
Cord end terminals are recommended if applicable.
Step 5
Install the new fire alarm sounder.
Step 6
Switch on the active and standby power supplies to the fire alarm control panel.
Step 7
Check whether the new fire alarm sounder is working properly.
Unlock the fire alarm control panel and press
ALARM BELL
. The fire alarm sounder should be
activated.
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