Hi All, I now have original 255ROM (342-0272-A) and can start extenal 5,25 disk drive by PR#7 command; I wonder, if i update to 00 or 03 or 04 ROMs, i will have famous "smart ports", but how i can boot external disk drive? (if i'll type PR#7 see AppleTalk message) Thanks so much. Ric.