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 broken fan can cause your computer to overheat and damage internal components like the CPU, video card, hard drive and motherboard. Computer fans usually adjust their speed depending on the heat ...

Cooling fan is an essential part in almost all power electronics systems. Here is a simple circuit for monitoring the instrument cooling fan activity to raise an audio-visual alert incase of the fan ...