Huawei ECC800 - Component Replacement

ECC800 Data Center Controller
User Manual (for ECC800-Pro)
7 Maintenance
Issue 06 (2020-04-22)
Copyright © Huawei Technologies Co., Ltd.
213
Symptom
Possible Cause
Measure
off for 0.2s).
control module is
interrupted.
UIM20A expansion module
is normal, whether the board
is faulty, and whether the
UIM20A expansion module
is added on the ECC800-Pro
WebUI.
The ALM indicator is on.
An alarm whose default
severity is major exists.
Check and clear the alarm.
Table 7-6 Common faults and troubleshooting for the independent deployment AI_DI unit
Symptom
Possible Cause
Measure
The PWR indicator is off.
The independent
deployment AI_DI unit is
faulty or the power to the
independent deployment
AI_DI unit is abnormal.
Check whether the board is
faulty and whether the cable
connection between the
ECC800-Pro and
independent deployment
AI_DI unit is normal.
The RUN indicator is off.
The contact between the
independent deployment
AI_DI unit and the
ECC800-Pro is abnormal, or
the independent deployment
AI_DI unit is faulty.
Check whether the
independent deployment
AI_DI unit is faulty and
whether the cable
connection between the
ECC800-Pro and
independent deployment
AI_DI unit is normal.
The RUN indicator is
blinking at short intervals
(on for 0.125s and then off
for 0.125s).
Communication between the
independent deployment
AI_DI unit and the main
control module is
interrupted.
Check whether the cable
connection between the
ECC800-Pro and
independent deployment
AI_DI unit is normal,
whether the independent
deployment AI_DI unit is
faulty, and whether the
independent deployment
AI_DI unit is added on the
ECC800-Pro WebUI.
The ALM indicator is on.
An alarm whose default
severity is major exists.
Check and clear the alarm.
7.3 Component Replacement
1. After replacing components, log in to the WebUI and choose Maintenance >
Parameter Sync to access the parameter synchronization page.