PowerCube 5000
User Manual (SmartLi 100Ah)
8 Troubleshooting
Issue 02 (2020-03-17)
Copyright © Huawei Technologies Co., Ltd.
119
Troubleshooting
Possible Cause
Solution
cable.
The SMU02S fails to control or monitor all
modules when these modules run properly
and communications cables are connected
properly.
The SMU02S is
damaged.
Replace the
SMU02S.
The SMU02S fails to monitor and control
AC power distribution and DC power
distribution when AC or DC power is
distributed normally and communications
cables are connected properly.
The SMU02S is
damaged.
Replace the
SMU02S.
You cannot set parameters or view operation
information on the SMU02S.
The SMU02S is
damaged.
Check the
communications
cable.
8.1.3 ECM01A Troubleshooting
Table 8-3
Troubleshooting
Troubleshooting
Possible Causes
Solution
All indicators on the
ECM01A are off.
The ECM01A is
removed.
The ECM01A is in poor
contact with other
components.
The ECM01A is
damaged.
1.
Check whether the
ECM01A is removed. If
so, reinsert it.
2.
If the ECM01A is
present, remove and
reinsert it.
3.
If the indicators are still
off, replace the
ECM01A.
The alarm indicator (yellow)
on the ECM01A is on.
Other components are
faulty.
The adjacent ECM01A is
faulty.
1.
Query monitoring
information to determine
the fault type and check
for intra/inter-rack faults.
2.
If the alarm indicator is
still on, replace the
ECM01A.
The fault indicator (red) on
the ECM01A is on.
Other components are
faulty.
ECM01A
communication between
cabinets is abnormal.
EPO is triggered.
The HSU is not ready.
There is a power cabinet
address conflict.
The software and
1.
Query monitoring
information to determine
the fault type and check
for intra/inter-rack faults.
2.
Check that the ECM01A
cables are connected
correctly and reliably.
3.
Check the EPO button. If
EPO is triggered, check
whether the fault
indicator on the