Hi,
This is usually iLO device or the Chipset on the system board.
Have you installed the below two drivers, if not, do install them.
HP ProLiant iLO 3/4 Channel Interface Driver for Windows X64 (American, International)
HP ProLiant iLO 3/4 Management Controller Driver Package for Windows Server 2008/2012 X64 (American, International)
Thank You!
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