Unplug the PSU from the computer and locate the 24-pin main connector. Look closely at the vents and fan; dust buildup here can lead to overheating and failure.
Verify Computer PSU Performance: A Detailed Testing Guide
If the fan does not spin or makes grinding noises, the PSU is faulty. Start by examining the PSU casing for any physical damage, such as dents or cracks.
Additionally, ensure you are working on a non-conductive surface and keep loose jewelry or metal objects away to prevent shorts. Safety First: Preparing for the Test Working inside a computer involves risks, primarily from electrostatic discharge (ESD) and accidental short circuits.
How to Verify PSU Performance with a Step-by-Step Visual and Functional Check
Visual and Physical Inspection A thorough visual inspection can often reveal obvious issues without the need for tools. Testing the power supply unit (PSU) is one of the most critical troubleshooting steps for any unstable or non-starting computer.
More About How to test power supply of computer
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