I have been building computers for almost twenty years and it seems like I've always got one machine in the house in some state of being "upgraded." I came across this little gadget on Amazon and thought, "hey, that is simpler than using a multimeter."
It came from China and it was here in literally a week. (The last few things I've gotten from China have been sent lightning fast.)
Anyway, so the Power Supply Tester comes with literally no instructions. This turned out to be
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