Question kernel 41 and low voltage standby pin

Nov 17, 2022
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I have been having some issues with my computer when I start games. What would happen is that I would start a game and play it for abit then my computer would just restart with no warning, after this happens once every time I started the game it would restart my computer. So I did some looking online to start to get an idea what is going on and it told my to use event logs to find out why the computer would restart. I kept seeing event 41 Kernel power critical on the logs. I tried many easy fixes and software problems that it could be, but nothing worked. I have a corsair hx750 power supply and I pulled it out of my PC to check it with a volt meter and found my standby pin was below tolerance. I got a 4.64v and on a 5v pin that is below the 5% tolerance. So my question is, did I find the reason why my computer was restarting or is this low voltage not enough to cause the issue?
 
Update your post to include full system hardware specs and OS information.

How old is that Corsair PSU? History of heavy use for gaming, video editing, or even bit-mining?

Very likely that you may have discovered the problem.

I would do a second round of voltage tests just to confirm the original results.

What procedure did you use?

FYI:

https://www.lifewire.com/how-to-manually-test-a-power-supply-with-a-multimeter-2626158

Likely very similar to the tests that you ran but there is no harm in taking another look at it all.

Do you have access to another PSU to first test and then install into the PC?

Remember: do not use modular cables from other PSUs.