berger@clio.las.uiuc.edu (01/25/88)
Are you sure this is an artifact of the Shugart 851 and not your controller? I have never had any problems with disks when shutting off power to the 851, even with the heads engaged. Mike Berger Center for Advanced Study University of Illinois berger@clio.las.uiuc.edu {ihnp4 | convex | pur-ee}!uiucuxc!clio!berger