11. Inside Motherboard: Basic Input Output System (BIOS) NOTES: The primary function of the BIOS is to prepare the machine so other software programs stored on various media (such as hard drives, floppies, and CDs) can load, execute, and assume control of the PC. This process is known as booting up.
13. BIOS CAUTION!!!! Upgrade a BIOS only when necessary1Be sure to follow all precaution included with the motherboard manual and instructions for the upgrade. Improper installation can render the motherboard useless.
19. A TYPICAL CMOS SETUP They might differ from others depending on BIOS company provider but all BIOS setup contains commonly used configuration options.