Post Faults - Huawei TaiShan Troubleshooting Manual

TaiShan Servers
Troubleshooting
Fault
Symptom
Login to
the KVM
is
successful,
but the
KVM
functions
abnormall
y.

5.6.3 POST Faults

Diagnose and rectify power-on self-test (POST) faults depending on the
symptoms.
Issue 12 (2022-08-30)
Handling Procedure
● If the keyboard and mouse
cannot be used but services are
operating properly, reset the
USB and check whether the
problem is solved.
– If yes, no further action is
required.
– If no, restart the service
system, run the ipmcset -d
clearcmos command to
clear the CMOS, and
upgrade iBMC and the BIOS.
● If an ISO file fails to be
mounted to the virtual DVD-
ROM drive, log in to the virtual
DVD-ROM drive port over
Telnet to check whether the
port is normal. Use
Provisioning
file to check whether the image
source is correct. Then upgrade
the iBMC and BIOS.
NOTE
If the server does not support
remote login over Telnet, use SSH
to remotely log in to the server
and check whether the virtual
DVD-ROM drive port is normal.
Use Smart Provisioning
the ISO file to check whether the
image source is correct. Then
upgrade the iBMC and BIOS.
NO TE
● If a fault can be located using logs or tools, see "Handling Procedure". If a fault needs
to be rectified quickly onsite, see "Quick Recovery Method".
● For more fault symptoms and solutions, see the
Computing Product Case Library is available only to Huawei partners and Huawei
engineers.
Copyright © Huawei Technologies Co., Ltd.
5 Diagnosing and Rectifying Faults
Smart
to mount the ISO
to mount
Computing Product Case
Quick Recovery Method
Library. The
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