Hey everyone! I recently upgraded my video card, processor, and power supply in my computer build. Now, when I power it on, the case light doesn't activate, which I think is unrelated to the issue I'm facing. I'm also seeing a yellow light on my motherboard. I've tried reseating the power cable to the motherboard and rechecking all four RAM sticks. The vendor sent me two packages of RAM, so I decided to keep both, but the yellow light persists. Any ideas on what might be going on?
3 Answers
Have you checked if your motherboard has any specific error codes listed in the manual? Different colors can mean different things, but yellow often signifies a problem with the RAM or CPU. Since you've reseated your RAM already, it's worth ensuring they are compatible with your B550 motherboard. Additionally, your new processor might need a BIOS update, especially if it’s newer than the board itself.
It sounds like your motherboard might be indicating a power-related issue. The yellow light can often mean that it’s not receiving enough power or that there’s a problem with the components. Make sure all connections are secure and double-check the PSU wattage to ensure it can handle all your new parts. Also, since you mentioned the case light isn't turning on, it might be worth investigating the power switch connection to the motherboard.
It might help to post your full parts list when asking for help, as that's useful information. From what you've shared, it seems you've got a solid setup, but motherboard lights can be tricky. If reseating components doesn't work, you might want to test each stick of RAM individually to see if one might be faulty. Also, consider rechecking that the new power supply cables are connected properly.

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