The power supply on a computer transforms the alternating current from the wall outlet into a direct current flow that the computer's components can use. Testing the DC voltage output of the power ...

One of a computer's most important components is its power supply. The power supply is a box inside the case that takes standard 120-volt power and converts it to many different types of power and ...

If your computer is behaving strangely or randomly crashing, it can be hard to nail down the culprit. And as much as you don't want to believe it's the problem, testing your power supply should be ...