Originally posted by: pm
That should have been *3001#12345#* - left off the first star. Sorry.
It's so easy to upgrade them an unlock them, the firmware is not that important. But if you look under Settings -> General -> About, you'll want to see firmware 1.14 for it to be up-to-date. Otherwise, just do a restore under iTunes to the latest version, and then unlock with iLiberty (mac:
http://ipluspwns.com/?q=node/149 ) or ZiPhone (mac or PC:
http://download.ziphone.org/ ). They are both easy to use (check a box or two, click a button).