Computer freezes on boot

HollisBassMasta

Reputable
Dec 26, 2016
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Ok, so I have this old gaming PC that I fixed up over a couple years ago, and I just got it again after not using it for over a year.

I had it sold on ebay originally, but it got damaged on the way there. So it was returned. It's just been collecting dust till I recently got it sent to where I'm currently living.

I replaced the old psu with an evga supernova nex 650w gold. I replaced the old heatsink with a cooler master hyper 212 evo.

The old motherboard is a asrock 990fx extreme 3. The old gpu is a evga geforce gtx 670. The old cpu is an amd phenom II. The old ram are 2 4gb pieces of ddr3 ram. The old hdd is some western digital 1tb hdd. I'm currently running windows 7 ultimate on it.

So, my problem is that when I boot the computer, it will either: Start to boot but flicker between different black screens and freeze on the windows error recovery screen, start up and freeze on a blinking underscore, or most likely it will boot and freeze on a black screen with a2 at the bottom right.

I've tried unplugging everything, I've changed the motherboard battery, I did a bios reset. Nothing is working. The farthest I can get is if I boot and rapidlly press f11 and try to run my hdd. But doing that leaves me at a blinking underscore.

So I can boot and use my mouse and keyboard in the bios for just a couple/few seconds. But after that, everything freezes.

In addition to this, there are green and sometimes white horizontal lines going across the screen. I'm guessing this has something to do with the gpu, but it's not my major concern right now.

Here are some pics of the screen:
https://ibb.co/nuOZ0J
https://ibb.co/iTBtud
https://ibb.co/h3wbEd
https://ibb.co/fTF3ud

As you can see in the last 2, the time and screen will freeze on either 30 sec or 29 sec when the windows error recovery screen appears.

Hopefully someone here will have some helpful answers. Thanks in advance!
 

HollisBassMasta

Reputable
Dec 26, 2016
7
0
4,510

Yep
 

I suspect you simply have a bad video card. The best thing to do is test with another GPU, if you or a friend have an old card lying around. If not, you could try booting without the HDD connected to see if i will boot into the BIOS, or try booting with your video card in the 2nd x16 slot to see if that makes any difference. Unfortunately It's probably not worth spending money to repair this old computer.
 

HollisBassMasta

Reputable
Dec 26, 2016
7
0
4,510

Yeah, I guess it would just be easier for me to buy more new parts. Oh well.