PC won't boot after sleep; Mobo doesn't turn on either
Setup: Z77 extreme 4 750 W PS Ripjaws gskill 2 sticks of 4gb intel 3570k gigabyte 7950HD
Left it on and left today and it went to sleep and came back to never turned on. I've tested the PS and it works. Had this problem once before and the one off of the PS did the trick. Took out the CMOS battery for 15 mins with everything unplugged and put it back in and that didn't work either. Took out the ram and put it back and it still didn't start. Just connected the mobo, cpu, and power supply and it still doesn't start. Does this mean i killed the motherboard somehow?
More aboutboot sleep mobo turn
Did you perform the "press and hold power button for a minute with the main power disconnected and the CMOS battery removed" step?