I have a computer dont know what brand right off hand the computer worked fine used for homework and my i pod but one day when i went to but a new cd on itunes the power light was on solid which was unusual besauce i have it set to go to sleep after about an hour so i tried to move the mouse and hit a few keys to see if the screen would turn on nothing i unpluged it waited a few minutes and pluged it back in the power light comes on and fans start running before i hit the power button so ithought it was the power supply nope i instataled a new one and the same thing is still happening yes i leave my computer on all the time i was told it was better for it then shuting it down and rebooting it any help would be greatly appreciated