i design one board install in PC for example in PII 333Mhz and connect to HP2100 (connect to I/O for HP7900A disc in 2100) HP2100 think connected to hp7900 but it connect to new board . new borad work like hp7900 data on hp7900 save in file on PC this board get data from PC and send it to HP2100 or get from HP2100 and send to PC for replace in file. all thing work like hp7900 stuts word ,addressing,send and recive data. oceanid987(a)yahoo.com --------------------------------- Do you Yahoo!? The all-new My Yahoo! - What will yours do?