Hello all , My laptop dvd/cdrw can read dvd movie , program cd but cant read home make cdr or cdrw and some audio cd. The model is Matshita UJDA 720 ! I've found many problem with this drive since 2004 but cannot find a solution ! Can anybody please kindly provide me an answer , i have try to use NERO 7. It can burn but right after burning completed. It cannot read the burned cd. It reads Blank CDR. Please help me thanks a million !