6-2Adaptec Ultra320 SCSI Cards User’s GuideInstalling the Driver for Windows NT 4.0To begin driver installation, see either Installing the Driver WhenInstalling Windows NT 4.0 on page 6-2 or Installing the Driver WhenWindows NT 4.0 is Already Installed on page 6-3.Installing the Driver When Installing Windows NT 4.0To install the a320raid.sys driver when you are installingWindows NT 4.0:Note: During Windows NT 4.0 installation, if your systemconfiguration has multiple arrays and/or single drives,Windows NT 4.0 limits the size of the system partition youcan create to 1 GB.1 Start your system with the Windows NT 4.0 Boot disk in thefloppy disk drive or the Windows NT 4.0 Boot CD in theCD-ROM drive.Note: If DOS is installed and you are trying to installWindows NT 4.0, then it may also be necessary to edit theconfig.sys file to include command lines for yourCD-ROM drive. See the system documentation for moreinformation.2 When the following message appears on-screen, press the F6key.Setup is inspecting your computer system’s hardware…If you are installing from CD, skip to Step 4. If you are installingfrom floppy disk, continue to Step 3.3 For Windows NT 4.0 Boot disk installation only: When prompted,insert disk #2 in your floppy disk drive. After a few momentsyou will see a blue screen. Continue with Step 4.4 Press S to specify an additional device.5 Press Enter to select Others; insert the Adaptec HostRAIDdriver for Windows disk in your floppy disk drive and pressEnter.