FusionModule1000A40 IT Solution
Maintenance Guide (2016.05, AI Version)
4 Alarms and Faults
Issue 04 (2018-01-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
49
4.5 Emergency Operation
Emergency Operation Description
Emergency operations are performed only when a critical alarm or fault occurs in the
FusionModule1000.
If a phenomenon or fault is inconsistent with that described in the emergency operation
prerequisites, do not perform operations based on the method described in this manual.
Emergency operations are basic measures taken to prevent or reduce the loss or
destruction of the FusionModule1000. When performing emergency operations during
the O&M process, take the actual situation into consideration.
Only trained and qualified personnel are allowed to perform emergency operations.
For more emergency operations for the FusionModule1000, contact Huawei technical
support.
FusionModule1000 Common Critical Alarms and Faults
Table 4-2
Common critical alarms and faults
Common Critical
Alarm and
Emergency
Operation
Find Through
Possible Cause
Possible Impact
Mains Supply Failure System and
equipment alarms
or maintenance
The mains supply
is cut off.
Open circuits
occur.
The data center is
powered off.
Circuit Breaker
Tripping
System and
equipment alarms
or maintenance
Overload
protection is
triggered.
Current leakage
protection is
triggered.
Some areas in the
data center are
powered off.
Current Overload
System or
equipment alarms
The equipment is
overloaded.
The circuit breaker
trips, equipment
deterioration
accelerates, and
even equipment
damage or fire may
occur.