How To Check If Power Supply Is Working. How to Test Power Supply of PC for faults and weakness. If the fan starts up then it could be the motherboard thats dead.

If the fan starts up then it could be the motherboard thats dead. How to Test Power Supply of PC for faults and weakness. Are you building a modern gaming PC low power HTPC media server or maybe you need to figure out power requirements for a rack in a data center.
You also dont want infinite resistance.
You also dont want infinite resistance. If PSU doesnt work this means PSU goes wrong not the motherboard. If it doesnt then its dead. Just showing a easy way to check if the power supply works without any high Tech tools.

