Turn on the computer and as soon as the computer starts press the delete key. This will take you to the bios. The mouse does not work in this screen. Arrow across until you see boot options. Then select CD ROM as the first boot option and the Hard drive as the second. Insert the CD and restart the computer. The computer will prompt you to press any key to boot from CD. Press a key and follow the prompts. When the computer restarts and you are prompted to press any key to boot from the CD make sure you do not press anything, otherwise you will start over.