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 ...

1] Does the PSU fan spin on startup? Some users reported that their Power Supply Unit fan spins on startup but stops after some time. Others reported that the PSU fan does not spin even on startup.

Before we go forward and run some of the tests that we are going to see hereinafter, let us check a few of the symptoms to understand if those tests are worth doing. We have mentioned some symptoms ...

The venerable ATX standard was developed in 1995 by Intel, as an attempt to standardize what had until then been a PC ecosystem formed around the IBM AT PC’s legacy. The preceding AT form factor was ...

In this video, I walk you through the step-by-step repair of a faulty 5V power supply. From diagnostics to replacing components, this guide covers everything you need to bring your power supply back ...

Standard ATX power supplies aren't designed to turn on unless they are properly connected to a motherboard. This helps to ensure that they can't power up and damage computer components if the plug isn ...

We should all be so lucky as [Salvaged circuitry], who scored a cheap Agilent oscilloscope from an online auction. Of course, its low price had a reason behind it, the ‘scope didn’t work. At fault was ...

I will be doing a series of articles from my trip to the Computer History Museum in Mountain View, CA. Take a trip there and visit this amazing museum—it’s worth your time to roam through history. I ...

Seasonic Meets the 80 Plus Challenge, Cutting Computer Energy Use by 20 Percent and Qualifying for First-Ever Rebates from Electric Utilities The 80 Plus program (www.80plus.org) is pleased to ...