Cheap benchtop power supplies are generally regarded as pieces of junk around these parts. They can measure well enough under perfect conditions, but when you use them a little bit, they fall over.

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 ...

In this video, I'm showing how I managed to repair a power supply from an Android TV box. I go over the process of opening the case, diagnosis of a broken power supply, and the actual repair of the ...

Laptop computers may be ubiquitous today, but there was a time when they were the exclusive preserve of rich businesspeople. Back in the early ’90s, the significant added cost of portability was ...

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 ...

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.

The circuit of power supply for PC works with a mains voltage of 230VAC to produce an output of 13.8V at 5A due to rectification. This project came upon the modification of a PC switch mode power ...

Most casual business users don't give a lot of thought to their computer's power supply unless they use a laptop and lose its AC adapter. However, desktop computer power supplies are crucial ...