Dvd rom cd writer not raeding disk

Hello,
i am having lg dvd rom cdwriter ijust played dvds and cds in bad condition having a lot of scratchesand yesterday when i inserted a game disk the light blowed up and the autoplay didnt started and when i opened dvdrom cddrive<F>IN MY COMPUETR IN MY PC itried it witth another disk the the result was same everytime now every time i insert any disk the comuter didn`tshows any disk and the autpplay didn`t starts and iam unable to run any disk please tell my some solutions for this problem