Pc gave 1 long continous beep,switched it off at wall. now wont switch back on Tags: Motherboards Switch Computer Power Last response: September 16, 2011 6:41 PM in Motherboards Share Anonymous a b V Motherboard September 6, 2011 12:40:28 AM my pc gave a long continoues beep and crashed. had to switch off at wall. now the computer does not switch on. when you press the power button both fans start spinning then power switches off again More about : gave long continous beep switched wall wont switch back borisof007 September 16, 2011 6:41:46 PM It's definitely a hardware failure, most likely your motherboard's dead or another critical component. When you try turning it on, does it beep again? Can't find your answer ? Ask ! Publish Related resources wont post unless i switch PSU off at back 1st Forum More resources Read discussions in other Motherboards categories BIOS Boot Chipsets ASRock Asus Chaintech DFI Elitegroup FIC Foxconn Gigabyte Intel MSI-Microstar !