I've seen a DuoDisk run on its side for several days at a time with no ill effects. Both drives were in use the majority of the time. Terry Mathews --------------------- Rom 01 1: 3 1/2 floppy 3: 5 1/4 floppy AppleColor RGB monitor HyperDrive FX/20 TransWarp GS (Original, not overclocked) 1.25 meg of ram System Saver //gs Imagewriter II Clone printer