I need some assistance with my PC which won't post after I did a CMOS reset. Here's my setup: I'm running Windows 11, with a Ryzen 9 5950x CPU, a recently purchased MSI 5090 Gaming Trio GPU, 32GB of 3600MHz DDR4 RAM, an MSI B550 Tomahawk motherboard, and a Super Flower Leadex VIII Platinum PRO 1200W PSU. I know my CPU could be a bottleneck, but that's not the main issue right now. After trying the 'Memory Try It!' function in the BIOS, I'm left with an unresponsive PC – the fans are spinning, the lights are on, but I get no display. I attempted using the BIOS reset pins and even removed the battery for a bit, but nothing changed. I've reseated the RAM, GPU, and power cables, and I'm confident the display cables and monitor are fine. The PCIe slot looks intact. Any ideas if my motherboard, GPU, or RAM could be damaged? Also, I noticed the VGA light is red, which is puzzling me further.
2 Answers
I had a similar issue before. Make sure to test each RAM stick individually in different slots and keep the GPU in place. Sometimes, it could just be a faulty slot. Also, if the VGA light is on, that usually indicates a GPU issue; check its seating or try reseating it. Let us know how it goes!
It doesn’t sound like you shorted anything, which is good. Try booting with just one stick of RAM inserted and the GPU installed. That sometimes helps kick things into gear. If that doesn't work, swap the RAM stick for another one and see if it makes a difference. Good luck!

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