You'll probably need to add an ATA controller card (PCI card) that has ATA6 busses. This has been posted here a number of times, and should be in the archives. The archives _are_ available, aren't they? Brian Conner -----Original Message----- From: Power Macintosh G4 List [mailto:G4 at lists.themacintoshguy.com] On Behalf Of allen goforth Sent: Saturday, July 24, 2004 10:23 AM To: Power Macintosh G4 List Subject: [G4] (no subject) Help my G4 only sees 128 GB of my 180 GB hard drive.