| Operating System | SW 1 | SW 2 | SW 3 | SW 4 | SW 5 | SW 6 | SW 7 | SW 8 |
| AIX1 | OFF | OFF | OFF | OFF | OFF | ON | OFF | OFF |
| Default | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF |
| DOS/Win3X2 | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF |
| HP Unix | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF |
| MacOS3 | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF |
| Novell 3.1X/4.XX2 | OFF | OFF | OFF | OFF | OFF | ON | ON | ON |
| OS/2 WARP1 | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF |
| SGI Irix 5.3/6.X1 | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF |
| SUNOS/Solaris1 | OFF | OFF | OFF | OFF | OFF | ON | OFF | OFF |
| VMS1* | ON | OFF | OFF | OFF | ON | ON | OFF | OFF |
| Windows 95 | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF |
| Windows NT 3.5/4.04 | OFF | OFF | OFF | OFF | OFF | OFF | OFF | OFF |
S1-DEC MVAX Mode Media
S2-Disable Auto Spin Up Media
S3-Disable SCSI Bus Parity Write
S4-Enable Apple Mode
S5-Disable Removable Media
S6-Disable Optical Drive
S7-Disable Write Cache
S8-Disable Read Cache
1 Use only 512 byte/sector media.
2 Use SCSI controllers relevant ASPI drivers.
3 Requires third party software driver for Mac.
4 If using NTFS use UMNT10.ZIP to dismount media.
* VAX compatibility mode (switch must be enabled internally by closing pins 7 and 8)