Water Alarm; Smoke Alarm; Rect Fault - Huawei ETP4830-A1 User Manual

ETP4830-A1 Embedded Power
User Manual
Measures
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7.2.15 Water Alarm

Possible Causes
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Measures
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7.2.16 Smoke Alarm

Possible Causes
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Measures
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7.2.17 Rect Fault

Possible Causes
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Measures
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Issue 10 (2017-08-08)
Close cabinet doors.
Check whether the door status sensor is faulty. If yes, replace the door status sensor.
This alarm is generated only for the power system that has a water sensor installed.
There is water inside the cabinet.
The water sensor is faulty.
Check whether there is water inside the cabinet. If so, remove the water with dry cotton
or other tools and then locate and rectify the fault.
Check whether the water sensor is faulty. If the water sensor is faulty, replace it.
This alarm is generated only for the power system that has a smoke sensor installed.
There is smoke inside the cabinet.
The smoke sensor is faulty.
Check whether there is smoke inside the cabinet. If so, disconnect the power supply from
the cabinet, handle the fault, and then restart the system and clear the alarm on the SMU.
Check whether the smoke sensor is faulty. If the smoke sensor is faulty, replace it.
Rectifier connections are loose.
A rectifier is faulty.
Check the Fault indicator on the rectifier panel. If it is steady red, remove the rectifier,
and then reinstall it after the indicator turns off.
If the alarm persists, replace the rectifier.
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