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How do I test my power supply without a motherboard?


Although PSUs are designed to only work while connected to a motherboard, you can bypass this by using a small length of wire. Commonly known as the paper clip test, this shortcut offers you the ability to check that the PSU is receiving power without using the motherboard.

How do I know if my power supply is working without a motherboard?

Although PSUs are designed to only work while connected to a motherboard, you can bypass this by using a small length of wire. Commonly known as the paper clip test, this shortcut offers you the ability to check that the PSU is receiving power without using the motherboard.

How do I run a power supply without a motherboard?

Simply plug one wire from the switch into the PSU’s green connector and the other wire into any of the black connectors. It doesn’t matter which one of the black connectors you use, and it doesn’t matter which end of switch is connected to which wire.

How do I test my power supply without a computer?

The first place to look for your PSU is on the back of your computer case, where the power cord of your desktop computer meets the case. Normally, PSU manufacturers place vents in that location, depending on the model, but if you find it there, you are in luck.

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