Ecm01A Troubleshooting - Huawei PowerCube 5000 User Manual

PowerCube 5000
User Manual (SmartLi 100Ah)
Troubleshooting
The SMU02S fails to control or monitor all
modules when these modules run properly
and communications cables are connected
properly.
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.
You cannot set parameters or view operation
information on the SMU02S.

8.1.3 ECM01A Troubleshooting

Table 8-3 Troubleshooting
Troubleshooting
All indicators on the
ECM01A are off.
The alarm indicator (yellow)
on the ECM01A is on.
The fault indicator (red) on
the ECM01A is on.
Issue 02 (2020-03-17)
Possible Causes
 The ECM01A is
removed.
 The ECM01A is in poor
contact with other
components.
 The ECM01A is
damaged.
 Other components are
faulty.
 The adjacent ECM01A is
faulty.
 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
Copyright © Huawei Technologies Co., Ltd.
Possible Cause
The SMU02S is
damaged.
The SMU02S is
damaged.
The SMU02S is
damaged.
Solution
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.
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.
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
8 Troubleshooting
Solution
cable.
Replace the
SMU02S.
Replace the
SMU02S.
Check the
communications
cable.
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