On 01/05/06, George at Dorothy Hennings <hennings at verizon.net> wrote: > > How do I use CCC to copy an external disk drive, and then make a Disk > Image? CCC->Prefs->select the Create a disk image on target option. > How much smaller in GB or MB will the Disk Image be? Probably larger, since I don't think it's compressed. For that, use Disk Utility->Help->Creating a disk image. > Can I put the Disk Image back on the same external drive and replace > the external drive contents at the same time? (Assuming size is much > less). Only if you manually erase the external HD before copying the image to the HD. CCC won't do that. I suggest that you check CCC's Help and the CCC forum stickies at <http://forums.bombich.com/> for more details. If you have other questions, post them there. BTW, why are you bothering with disk images?