Malfunctioning sony cd/(dvd rw dw-g520a) player

vbimport

#1

Please,i have a cd/dvdplayer that does not work properly in my laptop.It does not read some cd rom ,audio cds and dvds.Can some one help mi with the solution to this please?The make is SonyDvd rw dw -g520A.
thanks
callmidar:confused::confused::confused: