no matter what game or dvd i put in it says open tray i changed drives did the dvdkey it was a liteon drive but changed it for a benq still didnt work still saying the same thing so i used spoof and made it a liteon but still on change i haven't come across this problem before any help would be good i also put a dvd drive with the wrong dvdkey and it played dvds find but not games. i even used the power from my pc and tried that no luck anyone got any idea what to do? now i've even taken the drive to bits got the disc to spin and then it just stays like it but comes up with open tray after 2mins but keeps turnin in the tray help very much needed