I don't need to boot from the external drive. If I can transfer the image over to the external drive, swap the drives, and the new drive will be bootable, I'll be good to go. Btw, in Finder | Help, it refers to "Tiger" and not "Panther". Tiger is a newer version than Panther, right? Paul Jens Selvig wrote: > Be careful. The iMac won't boot from the USB drive. You may need to > delicately figure out a stratagy for getting the files over to the > drive you actually intend on installing in the iMac. > > I assume you are running Panther which comes on CDs, and is pretty > inexpensively purchased. > > Jens > > > Jens Selvig > ...lost in Montana... > > lstnmt at bresnan.net > > > > On Jan 31, 2007, at 8:15 PM, Thomas Noel wrote: > >> SuperDuper from (http://www.shirt-pocket.com/) will make an exact >> duplicate of the internal small drive contents to the larger external >> drive and make it boot-able. Then you can switch the two. The iMac >> you have can probably use up to a drive of 128 GB. >> >> >> On Jan 31, 2007, at 6:46 PM, techlists at comcast.net wrote: >> >>> Hello, >>> >>> I recently inherited an iMac running OS X (one of those one piece, >>> round back, blue iMacs). The current hard drive is rather small, >>> around 10 gigs, slow (I'm guessing 5400 rpm), and making clicking >>> noises (so it might be getting ready to fizzle out on me soon). >>> >>> I have a 20 gig, 7200 rpm drive that I'd like to stick in it, but >>> don't have install CDs to re-install the OS. I have a USB external >>> enclosure that I could stick the 20 gig drive in and plug the drive >>> into the iMacs USB port. Is there a way to transfer the contents of >>> the existing drive to the 20 gig drive, swap the drives, and have >>> the new drive be bootable? >>> >>> On another related note, is there any limitations on drive size that >>> can go into this system? i.e. could I stick in a 30 or 40 gig drive >>> if I had one available? >>> >>> Thanks in advance, >>> >>> Paul Greene