Chapter 3

Using BIOS

About the Setup Utility

The computer uses the latest AMI BIOS with support for Windows Plug and Play. The CMOS chip on the mainboard contains the ROM setup instructions for configuring the mainboard BIOS.

The BIOS (Basic Input and Output System) Setup Utility displays the system's configuration status and provides you with options to set system parameters. The parameters are stored in battery-backed-up CMOS RAM that saves this information when the power is turned off. When the system is turned back on, the system is configured with the values you stored in CMOS.

The BIOS Setup Utility enables you to configure:

Hard drives, diskette drives, and peripherals

Video display type and display options

Password protection from unauthorized use

Power management features

The settings made in the Setup Utility affect how the computer performs. Be- fore using the Setup Utility, ensure that you understand the Setup Utility options.

This chapter provides explanations for Setup Utility options.

The Standard Configuration

A standard configuration has already been set in the Setup Utility. However, we recommend that you read this chapter in case you need to make any changes in the future.

This Setup Utility should be used:

when changing the system configuration

when a configuration error is detected and you are prompted to make changes to the Setup Utility

when trying to resolve IRQ conflicts

when making changes to the Power Management configuration

when changing the password or making other changes to the Secu- rity Setup

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Microsoft K7S5A, mainboard manual Using Bios About the Setup Utility, Standard Configuration