I thought some people on this list might find this useful (hopefully not often) http://www.howtoforge.com/replacing_hard_disks_in_a_raid1_array -- Robert Arkiletian Eric Hamber Secondary, Vancouver, Canada Fl_TeacherTool http://www3.telus.net/public/robark/Fl_TeacherTool/ C++ GUI tutorial http://www3.telus.net/public/robark/