IDS1000 Container Data Center
User Manual
6 Troubleshooting
Issue 01 (2014-3-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
36
6
Troubleshooting
6.1 Smoke Detector Fault
Possible Causes
The power supply to the smoke detector is abnormal.
The smoke detector is faulty.
The cable connection of the smoke detector is abnormal.
Tools and Materials
Multimeter
Screwdriver
Step ladder
Spare smoke detectors
Procedure
Step 1
Check whether the power supply to the smoke detector is abnormal.
In normal conditions, use a multimeter to measure the common terminal (base terminal 1) and
the signal terminal (base terminal 3) and check whether the voltage is about 24 V.
Y => The voltage is normal. Go to
N => Regulate the voltage to a normal value.
Check whether the fault is rectified.
If yes, no further action is required.
If no, go to
Step 2
Replace the smoke detector.
Check whether the fault is rectified.
If yes, no further action is required.
If no, go to
Step 3
Check the cable connection of the sensor base.