Installing the Operating System with Express Setup 5-1917. The Express Setup will start when you click [Perform] in [Start Express setup] step.18. Remove NEC EXPRESSBUILDER DVD from the optical disk drive according to themessage.If you proceed the setup by using setup parameter file, remove the floppy disk from thefloppy disk drive.19. Insert Windows Server 2008 R2 DVD-ROM into the optical disk drive.NOTE: Windows Server 2008 R2 and selected applications will beinstalled automatically and reboots several times.