Does the LiteOn 16A7S support bitsetting? If so, did you set the booktype to DVD-ROM? If you're not sure, open up ImgBurn, set it to write mode, click the little book icon, choose the LiteOn tab, and the rest explains itself.
Burning discs for your friend's DVD player? I hope that you're backing up his own collection for him and not violating any copyrights. :iagree: