Can you chnge the output display to a monitor or TV set to check if the screen has gone or the graphics system? It's also worth finding the Function key that schanges the brightness in case that's been accidentally turned all the way down.
Can you chnge the output display to a monitor or TV set to check if the screen has gone or the graphics system? It's also worth finding the Function key that schanges the brightness in case that's been accidentally turned all the way down.