4-2 Sun Netra CP3220 Blade Server User’s Guide • January 2010
4.1 About BIOS Settings
This section describes how to view and modify the BIOS settings.
The BIOS has a Setup utility stored in the BIOS flash memory.The Setup utility
reports system information and can be used to configure the BIOS settings. The
configureddata is provided with context-sensitive help and is stored in the system's
battery-backed CMOS RAM. If the configuration stored in the CMOS RAM is
invalid, the BIOS settings will default to the original state specified at the factory.

4.1.1 Navigating BIOS Screens

The BIOS Setup utility contains seven menu screens, which are displayed in this
order: Main, Advanced, PCI/PnP,Boot, Security, Chipset, and Exit. See Appendix B
for a BIOS menu tree and illustrations of the screens.
Use the left and right arrow keys to move sequentially through the seven BIOS
screens. Fields that can be reconfiguredare displayed in color. All other fields are
non-configurable. Use the up and down arrow keys to scroll througha screen's
menu. Use the Tabkey to move across columns.

4.1.2 BIOS Considerations

This section contains special considerations regarding the system BIOS.

4.1.2.1 BIOS Option ROMs on the Sun Netra CP3220 Blade Server

The Sun Netra CP3220 blade server has an option ROM for each of the following
components:
■Broadcom BCM 5715C base interfaces
■MPC55 Ethernet administration interfaces
■Sun 10 GbE Multithreaded Networking ASIC Extended fabric interfaces