When i power on my toshiba laptop nothing happens

[bearvb1707]

i have a toshiba laptop, and when i go to turn it on the blue power button lights up but that's it. the screen doesn't come on it's just black

 

[ibnsina]

Take the powercord out, then take the battery out. Hold down the power button for 30 seconds. Then put the power cord back on, see if you get any display.