Huawei FusionModule1000A40 Maintenance Manual page 55

FusionModule1000A40 Prefabricated All-in-One
Data Center
Maintenance Guide
Alarm Alarm
Indicator Type
Name
S2 fault Fault
alarm
S3 fault Fault
alarm
Exting fault Fault
alarm
Hold fault Fault
alarm
Issue 04 (2021-02-10)
Alarm System Action
Severity
Major
Major
Major
Major
Copyright © Huawei Technologies Co., Ltd.
4 Common Faults and Troubleshooting Measures
Possible
Causes
Sounder
output 2 fault
is caused by a
short circuit or
open circuit of
the external
connected
alarm bell.
If Sounder
output 3 is
faulty, the
Flooding Zone
Fault will also
appear on the
panel. The
cause is a short
circuit or open
circuit of the
external
connected
horn strobe.
Exting is faulty.
If Hold is
faulty, the
Flooding Zone
Fault will also
appear on the
panel. The
cause is a short
circuit or open
circuit of the
external
connected
extinguishant
abort button.
Solution
48