There is driver software that came with it. Do you have it installed? It can be download form Apple.com SWMoreTP@aol.com http://members.aol.com/AppleSWHP/APPLE.html http://members.aol.com/SWMoreTP/AP.html Apple II, Mac, C-64 & IBM catalogs on-line for download. SOFTWARE & MORE 7250 AUBURN BLVD CITRUS HTS CA 95610 (916) 725-0228