Power button working but display screen is black.

lipilipu007 Posts 1 Registration date Thursday October 16, 2014 Status Member Last seen October 16, 2014 - Oct 16, 2014 at 05:02 PM
Plz help me out.while watching movie a message of crashing was shown in the monitor but and it hanged abruptly with some sound so I ve to turned off the laptop immediately.and after I pressed the power button its working but the screen is blank for hours.and the fan is producing noise with hot air.plz tell me what to do I m tensed.