5-18 Installing the Operating System with Express Setup18. Copy optional Mass Storage Driver module.If you install optional Mass Storage Driver, the message will be shown.Insert CD-ROM or floppy disk attached to the Mass Storage Driver and proceed operationaccording to the message.19. 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.20. Insert Windows 7 DVD-ROM into the optical disk drive.NOTE: Windows 7 and selected applications will be installedautomatically and reboots several times.21. [Agree Software License Agreement] screen appears.Read the license terms carefully. If you agree, select I accept the license terms, and thenclick [Next].