I have a 15" Powerbook G4 800 MHz/ 512 MB RAM / 60 GB / CD-RW/DVD-ROM. I'm having a problem when I burn CD's either through Mac OS 10.2.6 or when I use Roxio's Toast Titanium. I get an error Code 3 (I don't know what that means) during the verify, I have also gotten an error about sector 0...