Computer cannot start! Tags: Power Supplies Cases Computers Components Last response: March 3, 2012 12:29 PM in Components Share Gate9er a b ) Power supply March 3, 2012 11:50:30 AM Hi guys Just nought a new PSU. I installed everything, and when I press the case's button the computer doesn't start. It just flashes for half a second, and that is it. The power light on the mobo is on. Please help Cheers!! More about : computer start Gate9er a b ) Power supply March 3, 2012 12:22:34 PM Hi guys,. Fixed the problem. Took the cards out of the motherboard, screwed the screws better and put just one of the two GPU's back. My pc is well and running DelroyMonjo March 3, 2012 12:29:43 PM Does that mean you didn't install the MB standoffs the first try? Can't find your answer ? Ask ! Publish Related resources SolvedCannot start up my computer Forum 0xc000021a cannot start computer Forum Start repair cannot repair this computer automatically Forum Cannot turn off the computer using the start button Forum Cannot start computer! Forum I cannot start my computer. Forum Cannot turn off computer using start button Forum Cannot start vista computer with razer mouse toms hardware Forum Windows could not start the volume shadow service on local computer,cannot find Forum Computer cannot start without lan cable plugged in! Forum cannot start computer, missing file!! Forum Start-Up Failure; Cannot login successfully as computer wi.. Forum Cannot access My Computer via start menu Forum Cannot turn off the computer using the start button Forum Cannot start computer Forum Computer cannot start Forum SolvedNIC cannot start Forum Solvedepson printer 1390 cannot start, having high pitch beeps Forum SolvedI have windows 8. I cannot get the Duke Nukem install program to start. Forum Solvedavira internet security - cannot start mail protection Forum More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !