Management System Troubleshooting - Huawei FusionModule500 User Manual

FusionModule500 Smart Mini Data Center
User Manual
Symptom
The user forgot the
password.

6.2.2 Management System Troubleshooting

Table 6-5 Common faults and troubleshooting for PSUs
Symptom
The Power indicator
(green) is off.
The Alarm indicator
(yellow) is steady on.
The Alarm indicator
(yellow) is blinking.
Issue 02 (2020-12-25)
Possible Cause
None
Possible Cause
No AC input
PSU fault
Overtemperature
protection
AC input overvoltage or
undervoltage protection
PSU communication
failure
Monitoring module
communication failure
Copyright © Huawei Technologies Co., Ltd.
6 O&M
Measure
● If the user forgot only
the LCD password
(the preset password
is 000001), use the
feature code (the
preset feature code is
999999) to activate
the LCD password.
● If the user forgot the
LCD password and
feature code, contact
your local Huawei
technical support.
Measure
Check whether the AC
input is abnormal.
Replace the PSU.
● The ambient
temperature exceeds
the upper threshold.
Increase the cooling
capacity of the smart
cooling product.
● The air channel is
blocked. Unblock it.
Check whether the AC
input is abnormal.
1. Clean the connector
in the rear of the
faulty PSU.
2. If the fault persists,
replace the ECC800-
Pro subrack.
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