Step by step how to configure the computer bios setup to change computer boot sequence to boot from cd rom drive.

Step-by-step how to set the computer, boot sequence to boot from installation media.

BIOS ROM (Basic Input Output System) has a built in Setup program that allows users to modify the basic system configuration. The Setup program store the computer information in CMOS RAM that is powered by a little battery that is located on the computer motherboard so that it will retain the computer information even if the computer is turned off.