The IBM ServerGuide CD contains the operating system drivers for the server types it supports. It is a bootable CD.
Microsoft Windows operating system installations should be done by booting from ServerGuide CD. Thus, IBM
critical drivers will be installed.
It will make you perform all the necessary steps in the installation (Setting Date/Time in Bios, creating Raid Config…. etc.).
http://www-947.ibm.com/support/entry/portal/docdisplay?brand=5000008&lndocid=SERV-GUIDE