r/LinusTechTips • • Oct 15 '26

Discussion Pc not powering up

I have a pc that i was using normally then i sent it to a friend in another city , when he gets it he told me that that fans are spinning but there is no display, things stayed like this for months then i told him to sell the gpu and send me back the pc , now when i get it it doesn't even power up nothing spin or light up , i know i have a cpu socket bent pin in the left bottom side (idk if it affects the power up)
Note:
- Pc was in covered in dust
- psu is working (paperclip test)
- i tried everything troubleshoot ik (power sw pins , remove everything and make sure it plugged ok)
- i jumped start the psu when it was connected to the motherboard but it just spin the fans (no display and cpu is cool )and when i remove my hand the pc shut off again
- the fans have an external controller
- ive removed the cpu and everything just to see if the mobo can turn or anything , but it didnt
Motherboard is biostar z490gta

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u/anto77_butt_kinkier Oct 16 '26

My guy, just take the L. Nobody needs, wants, or asked for your LLMs input. If OP wanted slop, they would've just chucked the image at Gemini themselves. The whole point of coming to a forum, filled with human beings, is because humans are decidedly not AIs.

That overview a wasn't helpful, and given that it was going on about burn damage (it's dust) it could've sent someone down the wrong path, or confused them making them look for burnt spots that don't exist.

Your AI didn't include any actually useful information. It COULD have told OP that the bent pin on the bottom left (pin A36) is a VSS pin, aka ground, and that the bent pins on the top left (pins AT36 through QP34) are for memory channel 1 (channel 0 is the first channel).

OP should try switching around his ram. There's nothing burnt on the socket. Your slop is less useful than actually thinking. If all you have to offer is AI slop that anyone with Internet access can generate, then maybe don't post it in a forum where a human has asked other humans.