How to test the quality of computer power supply

The computer power supply suddenly stopped working. As for how to check whether the power supply is good or bad, today I will teach you some very convenient and accurate methods. You can easily identify the power supply problem by following the simple steps.

How to test the quality of computer power supply

1. Power supply replacement

If the power supply is under warranty, if we disassemble the power supply, we cannot perform warranty replacement;

So we can use a new power supply to replace it. If it can be used normally after replacement, then it is a problem with the power supply;

This method is very simple and effective, and can easily identify power supply problems.

2. Observation

First we need to open the case and check whether there is a bulge in the power supply;

Note: If there is a bulge , please do not touch it directly to avoid accidents. It is best to ask professionals for repairs.

Also check whether the power connection cable is damaged, whether the transformer is damaged, etc.;

Note: A damaged transformer will generally have a pungent smell, and it can be I saw that the accessories were blackened and deformed.

3. Motherboard indicator light

Some motherboards will have a power indicator light. If the indicator light does not light up, there is a problem with the power supply;

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