===I can't turn on the computer, it doesn't wake up?===
'''1. Check power supply (PSU)'''
*Verify RAM modules are installed. The system will not boot without it.
*Also Swapping DIMMS with a good known working ones could eliminate memory stick issues.
'''3. Check Peripherals (HDD/SSD/USB)'''
*Plug the power and power up the PC (either auto-on or pressing power button).