AS-1015CS-TNR / H13SSW ; Replace new motherboard, but found the issue that those 2 AOC-AG and AOC-ATG AIOM cards are not detected in BIOS.
Please reference to page-14 of PDF below:
https://www.supermicro.com/manuals/motherboard/H13/MNL-2564.pdf
These two AIOMs are direct connecting to CPU root ports.
Please reseat AIOMs and CPU to check/fix this detection issue.