You most likely either need a driver upgrade (firmware) or you need to add patchburner to make it work. Third choose wood be to upgrade to Tiger and see what happens. Rick R =========================================== --- marco santos <marcomayer1 at yahoo.com> wrote: > I have installed a dvd drive in my G4 OS X 10.3.4, > and it only works as CD. > > Everytime I input a DVD disk on it I receive a > message saying "this is not a supported disk" and > also my iDVD does not run. when I try to run it the > system says I don't have a DVD drive. > > CAN ANYONE HELP???? > > PS.: this drive was working before.... > > > Thank you > > and may God bless you > > Marco Antonio dos Santos > > > > _______________________________________________ > G4 mailing list > G4 at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/g4 > > Listmom is trying to clean out his closets! Vintage > Mac and random stuff: > http://search.ebay.com/_W0QQsassZmacguy1984