Component
Alarm Name
Alarm
Severit
y
Possible Cause
Measures
UPS
Rectifier fault
Critical
● The mains has
experienced a
transient high
voltage.
● The output carries
special loads such as
the inductive and
rectification loads.
● The output carries
the transformer load
but the transformer
mode is not enabled.
● The hardware is
damaged.
● Rectify the fault, and
power on the UPS
again.
● Check that the load
types are supported
by the UPS.
● Enable the
transformer mode.
● Contact Huawei
technical support.
Internal fault
Critical
The bypass input cable
connection does not
match the output
system.
Correct the bypass input
cable connection so that
it matches the output
system.
Fan fault
Critical
The fan is abnormal.
Clean up foreign matter
around the fan. If the
fault persists, contact
Huawei technical
support.
Inverter fault
Critical
The inverter output
short-circuits.
Eliminate the short
circuit at the output
port cable connection,
and then power on and
start the inverter again.
If the fault persists,
contact Huawei
technical support.
Output short
circuit
NOTE
The system
immediately
disconnects the
power output.
Critical
The load or cable is
short-circuited.
Locate and rectify the
short circuit.
Intelligent
battery
monitoring
system
Communication
Failure
Critical
The network cable
communication is
interrupted.
Check the cable
connection to the smart
ETH gateway.
FusionModule800 Smart Small Data Center
User Manual
6 O&M
Issue 01 (2021-02-05)
Copyright © Huawei Technologies Co., Ltd.
376