I have done this in the past week though using the Lion OS. The disk does have to be partitioned very specifically and Disk Utility hides the partitioning scheme in the option button.
Take a look at the partition tab of Disk Utility and hopefully you will understand. Best wishes, Jonathan On Nov 25, 2013, at 8:06 PM, Terje Strømberg wrote: > I think i have read here on this list that OSX will not boot from external > connected with usb. > > 24. nov. 2013 kl. 15:46 skrev Daniel C <topdog2...@gmail.com>: > >> The disk shows up on the desktop so I’d assume that means t’s mounted. >> >> -- >> You received this message because you are subscribed to the Google Groups >> "MacVisionaries" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to macvisionaries+unsubscr...@googlegroups.com. >> To post to this group, send email to macvisionaries@googlegroups.com. >> Visit this group at http://groups.google.com/group/macvisionaries. >> For more options, visit https://groups.google.com/groups/opt_out. > > -- > You received this message because you are subscribed to the Google Groups > "MacVisionaries" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to macvisionaries+unsubscr...@googlegroups.com. > To post to this group, send email to macvisionaries@googlegroups.com. > Visit this group at http://groups.google.com/group/macvisionaries. > For more options, visit https://groups.google.com/groups/opt_out. -- You received this message because you are subscribed to the Google Groups "MacVisionaries" group. To unsubscribe from this group and stop receiving emails from it, send an email to macvisionaries+unsubscr...@googlegroups.com. To post to this group, send email to macvisionaries@googlegroups.com. Visit this group at http://groups.google.com/group/macvisionaries. For more options, visit https://groups.google.com/groups/opt_out.