Hi. I have Sony CDRW/DVD CRX33E combo drive an I have rely problem with him. It start to read disc, when I insert disk inside drive he don't show that disc is inside and don't start automaticli when isi inserted disc I must to go on my computer icon and to go directly on that drive and click twice to open disk. If I put movie DVD in drive and take him out, drive still showing that disc is inside nad double click on drive icon will open wmp and he try to play dvd but there no disc inside.I have P4, Windows XP, and realy don't know what happend. Thanks for any advice.