Turns on

Long story with parts and such below, but the short story is this: 3-4 years ago I had built PCs. I have 4 working machines I built in the house presently. This is the first new build in 3-4 years and I have no video out on a known good monitor with a known good graphics card. The fans on the...

Background: I recently installed a new AIO for my CPU because it would overheat, bluescreen, or games would crash. CPU would run at 90-100 with a game running or 60-70 idle. I installed the AIO and all went smoothly. I noticed the temps weren't much better so I opened up my PC again and...

I had a GPU on my computer for a while, but I took it out for a bit, and now no display is getting through. But the card itself isn't dead. It still turns on LEDs and whatnot as soon as I turn on the power supply, not even the computer itself. It just has a problem with the output. How do I test...

My computer has a problem. It will turn on, but it won't boot. It's not a problem with my graphics card or monitor, so I'm pretty stuck. I've tried everything I could think of, short of testing each component individually. It's not like I have a bunch of free CPUs lying around the house, which...

I'm trying to put together a pc for myself and one for my brother. We ordered 2 of every part and I spent the night trying to get them to run. The build is: Motherboard: Asrock Fatal1ty X470 gaming K4 CPU: AMD Ryzen 5 3600 GPU: Gigabyte GeForce GTX 1660 Ti PSU: Seasonic 750w 80+ gold RAM...