dim display

I'm helping a friend of mine with fixing his HP laptop which is only about a year and a half old. I would really appreciate any input on how to solve this problem. When I turn the laptop on, the screen is on but its so dim that you can barely see it. Only when you wiggle the laptop cover up and...

This issue is driving me completely insane. About a month and a half ago, the screen on this laptop went very dim. I had been using the laptop when I left my apartment to go and do something. I didn't shut the laptop off or anything, and when I came back I noticed that the screen had gone black...