Huawei ECC500 - MUE05 A_AIDI_1 Voltage Low Alarm

ECC500
User Manual
6 Maintenance and Troubleshooting
Issue 05 (2020-03-16)
Copyright © Huawei Technologies Co., Ltd.
96
Attribute
Alarm ID
Alarm Severity
Alarm Type
22638
Set to Minor by default.
Equipment alarm
Impact on the System
After this alarm is generated, equipment keeps running properly, but the sensors need to be
maintained immediately.
Possible Causes

Onsite signal volumes are below the lower alarm thresholds.

The alarm thresholds are inappropriate.

The sensors are not securely connected.

The sensors are faulty.
Procedure
Step 1 Check whether the onsite signal volumes are below the lower alarm thresholds.
Step 2 Check that the alarm thresholds are appropriate.
Step 3 Check that sensor cables are properly connected.
Step 4 Replace the faulty sensors.
----End
Clearing
This alarm is cleared when the values reported by the sensors are within the allowed ranges.
6.2.2.6 MUE05A_AIDI_1 Voltage Low Alarm
Description
This alarm is generated when the AIDI_1 output voltage is below the alarm threshold.
Attribute
Alarm ID
Alarm Severity
Alarm Type
22651
Set to Major by default.
Equipment alarm
Impact on the System
After this alarm is generated, the equipment keeps running, but sensors may be affected.