3. Setting Up Windows Server 2008 R2
Express5800/R320c-E4, R320c-M4, R320d-E4, R320d-M4 Installation Guide (Windows Server 2008)
20. Confirm the content of the license agreement.
If you agree, select I accept the license terms and then click Next.
21. Select the installation type.
Select Custom (advanced) in this case.
22. “Where do you want to install Windows?” window appears.
23. Select a hard disk drive in which partition is to be created, click Drive options (advanced).
If a partition has already been created, go to step 26.