Mue06A_Power Voltage Low Alarm - Huawei ECC500 User Manual

ECC500
User Manual
Impact on the System
After this alarm is generated, the WebUI stops updating parameter values of undetected
equipment and fails to send configuration signals. Maintain the equipment immediately.
Possible Causes
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Procedure
Step 1 Check that cables are properly connected.
Step 2 Rectify faults in the power supply.
Step 3 Replace the faulty board.
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Clearing
This alarm is cleared when the board is properly connected and the communication between
the board and the ECC500 resumes.

6.2.4.2 MUE06A_Power Voltage Low Alarm

Description
This alarm is generated when the power voltage is below the alarm threshold.
Attribute
Alarm ID
22697
Impact on the System
After this alarm is generated, modules are affected.
Possible Causes
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Procedure
Step 1 Replace the faulty RS485 expansion board or power module.
Issue 03 (2020-01-06)
Cables are not securely connected.
The power supply is faulty.
The board is faulty.
The power supply to the RS485 expansion board is faulty.
Cables are not securely connected.
The power supply to the AI/DI module is faulty.
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Alarm Severity
The default value is Major.
6 Maintenance and Troubleshooting
Alarm Type
Equipment alarm
79