Huawei E9000 Troubleshooting Manual page 89

Huawei Servers
Troubleshooting
Fault
Sympto
m
A PSU is
faulty
(the PSU
has no
power
output
and the
health
indicator
is
blinking
red).
Issue 20 (2020-09-25)
Handling Procedure
1. Check the PSU indicator and
record any alarms on the
iMana 200 or iBMC WebUI. For
details, see 5.5 Checking
Indicators to Locate
NOTE
● For E9000 servers, record
alarms on the MM910 WebUI.
2. Check whether an "AC lost"
alarm is generated.
● If yes, check that the power
cable is connected properly
and that the PDU is
supplying power properly.
● If no, go to 3.
3. Replace the PSU with a spare
PSU and check whether the
fault is rectified.
● If yes, no further action is
required.
● If no, go to 4.
4. Replace the PSU backplane or
replace the mainboard if no
PSU backplane is configured.
Check whether the fault is
rectified.
● If yes, no further action is
required.
● If no, contact Huawei
technical support.
Copyright © Huawei Technologies Co., Ltd.
5 Diagnosing and Rectifying Faults
Quick Recovery Method
1. Check whether the current
configuration has sufficient
power supplies.
● If yes, services are not
Faults.
affected.
● If no, contact Huawei
technical support.
2. Replace the faulty PSU with
a spare PSU. Do not install
the faulty PSU into a server
again.
80