5-30 Installing the Operating System with Express SetupInstalling on the Mirrored VolumeWhen re-installing the OS to a hard disk drive which has been upgraded to Dynamic Disk, only thesimple dynamic volume is available for installation.If you want to install the OS on a volume that is mirrored using Disk Management, invalidate themirroring and reset to the basic disk before the installation, and validate the mirroring again after theinstallation.You can create, invalidate, or delete the mirror volume by using Disk Management in ComputerManagement.Mounting MO DeviceDo not mount an MO device on this computer during the Windows installation.About Removable MediaDo not set removable media, such as DAT and LTO, into the device mounted on this computerduring the Windows installation.Connecting Hard Disk DriveDo not connect the other hard disk drives except the drive that you want to create the Windowssystem drive.If you create multiple logical drives in your system, see "Re-installing the Operation System ifMultiple Logical Drives Exist" (5-99).Re-installing to the Hard Disk Drive which has been upgraded to DynamicDiskYou cannot re-install Windows Server 2008 with the current partition of the hard disk driveupgraded to Dynamic Disk kept remained.If you want to keep the current partition remained, see Appendix E to re-install the system.Peripheral Devices such as RDXDepending on your hardware configuration, some peripheral devices need to be removed ordisabled before starting setup. Refer to the instruction manual which came with the peripheraldevice for pertinent information, and proceed accordingly.