How can I diagnose a faulty power supply?

Fresh3 days ago

Mar 15, 202671283 views

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Problem

I've got an older PC that freezes/blue-screens at non-reproducible times. I suspect that it's caused by a faulty power supply, mainly because I don't have any other idea. How can I diagnose this properly as the cause for my troubles?

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Assuming it's at least somewhat new (90's or newer) you can buy a tester Newegg has a good selection

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How can I diagnose a faulty power supply?

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Fix for: How can I diagnose a faulty power supply?

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