I got a replacement motherboard for a dell optiplex 755 desktop it wont post power supply checked out. cpu fan turns on then turns off. 2 clicks heard. power button orange then green then off.
Often the PSU power indicator indicates if there is a faulty component in your system. Further reading.
Begin with removing one component at a time until you're left with the motherboard this will indicate which parts are faulty or if the motherboard is the culprit itself. https://www.youtube.com/watch?v=udGOe7LQJEI
Often the PSU power indicator indicates if there is a faulty component in your system. Further reading.
Begin with removing one component at a time until you're left with the motherboard this will indicate which parts are faulty or if the motherboard is the culprit itself. https://www.youtube.com/watch?v=udGOe7LQJEI