Possible Cause
The power supply is interrupted.
Handling Procedure
Restore the power supply to the device.
Alarm Clearing Condition
The alarm needs to be manually cleared.
2.3.6 Other Alarms
2.3.6.1 ALM-768 Slot plug off Alarm
Description
When the fan tray or internal flat cable of the HFA is loose or removed, this alarm is
generated.
Attribute
Alarm ID
Alarm Severity
Alarm Type
768
Major
Fault alarm
Parameter
Parameter
Description
Frame
Subrack number of the EDFA
Slot
Slot number of the EDFA
Impact on the System
Without fans, the EDFA temperature rises quickly, affecting its service life and services.
There is no HFA, and the CATV service is interrupted.
Possible Cause
The cable is removed manually or loose.
Handling Procedure
Insert the removed fan tray or contact Huawei engineers.
EDFA0820-D
Routine Maintenance Guide
2 Common Alarm Handling
Issue 02 (2018-07-02)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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