IDS1000-A Air-Cooled Container Data Center
All-in-One Maintenance Guide
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Figure 5-57 Audible and visual alarm
Step 3 Install the new audible and visual alarm, and connect cables to the audible and visual alarm.
Ensure that the polarities of the cable are correct.
When removing cables, label the cables with corresponding terminal ports for later connection.
Step 4 Reinstall the panel of the audible and visual alarm and check whether the audible and visual
alarm is working properly.
----End
Follow-up Procedure
Dispose of the audible and visual alarm that is confirmed faulty.
5.5.5 Replacing a Buzzer
Prerequisites
A buzzer needs to be replaced.
A spare buzzer of the same model is available and functional.
Preparations
Tools: Phillips screwdriver, flat-head screwdriver, step ladder
Material: spare buzzer
Documents required: fire extinguishing device layout diagram
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