2.
Update the BIOS and firmware to the latest revision
3.
Go to Advanced > PCI Configuration
a.
Set Maximize Memory below 4 GB to Disabled
b.
Set Memory Mapped I/O above 4 GB to Enabled
c.
Set Memory Mapped I/O Size to 512 G or higher
4.
Connect the GPU expansion chassis to the server and see if the server boots properly
Please visit H3 platform FAQ
or contact H3 Platform if you have any question.
https://www.h3platform.com/knowledge-base/faq
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