Parameter
Description
Slot
Slot number of the EDFA
current power
supply voltage
Actual voltage of the internal power supply of the device
Impact on the System
The system may run unstably.
Possible Cause
The internal power supply of the device is abnormal.
Handling Procedure
Contact Huawei engineers.
Alarm Clearing Condition
The alarm is cleared when the internal power voltage is between [10 V, 14 V] (including 10 V
and 14 V).
2.3.5.2 ALM-4106 Device Power Suppy Failure Alarm
Description
When the main control unit is powered off, this alarm is generated.
Attribute
Alarm ID
Alarm Severity
Alarm Type
4101
Critical
Fault alarm
Parameter
Parameter
Description
Frame
Subrack number of the EDFA
Slot
Slot number of the EDFA
Impact on the System
The EDFA device is hosted, and the CATV service is unavailable.
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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