Thanks, Mel. As I said, I can just add an IDE cable and run it from the ATA100 connector, but this might affect airflow. Brian -----Original Message----- From: Power Macintosh G4 List [mailto:G4 at lists.themacintoshguy.com] On Behalf Of Mel Sent: Thursday, June 19, 2003 9:21 PM To: Power Macintosh G4 List Subject: Re: [G4] Adding Multiple ATA133 Controllers I'm not sure about the MDD Macs, but I have a beige G3 that I don't have any hard drives connected to the on-board bus, and it boots just fine. I think as long as the controllers are bootable you should be OK. Mel