FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Try replacing the cables to your power button headers with those from the reset button. They operate in the same way, and if the problem is the power button in your case, wiring the reset button to the power switch headers might circumvent this issue.

Detailed explanation-2: -Step 1: Check Your Cables Make sure any surge protector or power strip is correctly plugged into the outlet, and that the power switch is on. Plug in other devices to the power strip and confirm they are operating properly. Double-check that your PC’s power supply on/off switch is on.

Detailed explanation-3: -Incorrect power supply If you built the computer and cannot get it to turn on, the power supply may be defective or is insufficient for your hardware’s needs. Verify the power supply meets the requirements of your motherboard, processor, and video card.

Detailed explanation-4: -Take a flat head screw driver and touch it to the two pins the power switch was plugged into for 1-2 seconds. If the unit comes on then the power button is faulty, otherwise you may want to try the paper clip test on your power supply.