My dreamcast canÂ´t read any disc, i donÂ´t know why, the screen stop on Sega Dreamcast logo for a long time and then say the disc its not a dremcast game, but the games is original. i think is a lens problem... it only read a few games like quake and PSO. What can i do? I really apreciate if anyone help me. Sorry if i write a bad english. IÂ´m from Hermosillo, Son. Mexico. Thanx.