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HP Recommended
HP Z640
Microsoft Windows 10 (64-bit)

So I had to replace the motherboard in my Z640, I bought a supposedly new board off of EBay. Installed it, booted it up, worked great. However a few reboots later and I get the missing info in the bios message. I tried interning the required field and they all tool except the featurebyte which kept failing due to CRC error. As far as I know this motherboard has never had one entered so I’m really puzzled as to what’s going on. 

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