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 ...

An ATX power supply unit, or PSU, has a 24-pin connector for energy delivery. The symptoms of a dying or dead ATX PSU are identical to those of any PSU and involve operational problems in your PC -- ...

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.

A faulty PSU can cause damage to the motherboard or the components installed on a motherboard. Therefore, it is important to replace it immediately. Here are some signs of a faulty PSU. The fans of ...

My computer won’t turn on. It’s one of the most horrifying sentences a computer lover will ever utter. The worst thing is, that even the best PCs will have the occasional moment where the CPU won’t ...

Picking out a PC power supply is a lot more challenging than it might seem at a glance. While there are always plenty of reviews of the best processors and top graphics cards, Power supply units (PSUs ...

Don’t underestimate the importance of your PC’s power source. A good power supply serves as the cornerstone for a low-maintenance and highly reliable computer. But more often than not, boxed, ...

Way back at the beginning of last month, Intel finalized the 3.0 version of the ATX12V specification. This revision, as you'd expect from a full-number version, brings significant changes to standard ...

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 ...