i have a PA 2013 mobo and a ati 128 video card my computer froze and i had to shut it down by the power button.went to turn on again and nothing would happen.a check signal cable message came on the monitor,but computer will not boot.i removed all the extra hardwear in hopes that it would help still nothing and same message on monitor.key board also does not workwont even get lights. I need help bad