Has anyone out there any experience of installing the standard System V Release 1 on a 750 with an RA81?? It appears from the documentation to be impossible.... Lindsay F. Marshall uucp : ...<UK>!ukc!lfm ARPA : Lindsay_Marshall%NEWCASTLE at MIT-MULTICS post : Computing Laboratory, U of Newcastle upon Tyne, U.K. +44 - 632 - 329233 xtn 212