I have a B450 Aorus Elite V2 motherboard, and I noticed a red CPU LED lit up. Everything else seems to power on, but I don't have a monitor to see if there's any display output. Can someone explain what the red CPU indicator signifies?
2 Answers
A red CPU LED typically indicates that the motherboard isn’t recognizing the CPU, or it might not be installed properly. You might want to double-check which CPU you’re using. Is it new or used? Also, make sure there aren’t any bent pins on the CPU.
I had a similar issue with the same motherboard. It turned out to be a memory problem after I swapped out the power supply. The PC only booted with one stick of RAM instead of both, so it’s worth checking your RAM installation as well. Sometimes the board needs a little time to configure the memory correctly, so give it a few minutes and see if it resolves.

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