Huawei FusionModule5000

FusionModule5000 Smart Modular Data Center
Maintenance Guide (ECC800)
3 Alarm Reference
Issue 01 (2019-03-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
58
Alar
m
ID
(Ala
rm
ID-
Cau
se
ID)
Alarm
Name
Sever
ity
System Action
Cause
Solution
based on the
current power
supply status
and logic.
2. Check that the
neutral wire to
the power
distribution
system is
normal.
0020
-1
Battery
connec
ted
reverse
ly
Critic
al
None.
Batteries are not
properly installed.
1. Check whether
battery polarities
are correctly
installed by
using a
multimeter. If
no, correct the
installation.
2. Check whether
the battery input
voltage of the
UPS is normal.
If yes, the
battery sampling
circuit of the
power module is
faulty. Replace
the power
module.
0021
-1
Battery
EOD
Critic
al
The system delivers
a shutdown
command because
the battery voltage
is low.
The battery
voltage reaches
the EOD voltage
threshold due to
continuous
discharge.
If the BCB-BOX is
configured, check
whether the
BCB-BOX trips. If
it trips, turn on the
BCB-BOX switch.
0022
-1
No
battery
Minor
The monitoring
system delivers a
shutdown
command based on
the battery
discharge time.

There is no
battery string.

The battery
string is not
properly
installed.

The power
module
battery fuse is
blown.
1. Check that
battery cables
are correctly
connected.
2. Check that the
battery terminal
voltage is
normal.
3. Check that the
battery fuse in
the power
module is intact.