CDs and DVDs use different parameters for the laser (if not different lasers). Since it recognizes but cannot read a CD, it sounds like it is out of alignment. Cleaning it may work, but it may just be toast.
CDs and DVDs use different parameters for the laser (if not different lasers). Since it recognizes but cannot read a CD, it sounds like it is out of alignment. Cleaning it may work, but it may just be toast.