enterprise 450 bios settings

Hi all!I got an enterprise 450 and i want to install OpenSolaris 10. How can i edit its bios settings to boot it from the CD-Rom? Thanks
[157 byte] By [buraqa] at [2007-11-27 8:01:27]
# 1
type 'boot cdrom' when you are at the 'ok' prompt. .7/M.
mAbrantea at 2007-7-12 19:43:32 > top of Java-index,Solaris Operating System,Solaris Essentials - General Technical Questions...