check if power button is releasing as it should since the are momentary switch unplug it from system and do manual start with this check if fans on psu stay if it is yes then you need to check the psu .
check if power button is releasing as it should since the are momentary switch unplug it from system and do manual start with this check if fans on psu stay if it is yes then you need to check the psu .
Are you overclocking your Cpu, Ram and GPU ? if you are try running your PC on default settings only and do you have adequate cooling for your CPU ? is your PSU rated to run your rig ?