All of a sudden black screen notebook computer

I am looking discs, all of a sudden stuck, and I will take to open the disc, or on the computer screen, all of a sudden on a black screen in the boot when the lantern light show, but you will not let go of a bright, and how Are not open to open.

Check all the power interface is loose.Power is burned, if not to repair.Laptop does not To tamper with their own.Valuables