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12 Computer Setup (BIOS) and Advanced
System Diagnostics
Using Computer Setup
Computer Setup, or Basic Input/Output System (BIOS), controls communication between all the input
and output devices on the system (such as disk drives, display, keyboard, mouse, and printer).
Computer Setup includes settings for the types of devices installed, the startup sequence of the
computer, and the amount of system and extended memory.
NOTE: Use extreme care when making changes in Computer Setup. Errors can prevent the
computer from operating properly.
Starting Computer Setup
NOTE: An external keyboard or mouse connected to a USB port can be used with Computer Setup
only if USB legacy support is enabled.
To start Computer Setup, follow these steps:
1. Turn on or restart the computer, and then press esc while the “Press the ESC key for Startup
Menu” message is displayed at the bottom of the screen.
2. Press f10 to enter Computer Setup.
Navigating and selecting in Computer Setup
To navigate and select in Computer Setup, follow these steps:
1. Turn on or restart the computer, and then press esc while the “Press the ESC key for Startup
Menu” message is displayed at the bottom of the screen.
●
To select a menu or a menu item, use the tab key and the keyboard arrow keys and then
press enter, or use a pointing device to click the item.
● To scroll up and down, click the up arrow or the down arrow in the upper-right corner of the
screen, or use the up arrow key or the down arrow key.
● To close open dialog boxes and return to the main Computer Setup screen, press esc, and
then follow the on-screen instructions.
NOTE: You can use either a pointing device (TouchPad or USB mouse) or the keyboard to
navigate and make selections in Computer Setup.
2. Press f10 to enter Computer Setup.
74 Chapter 12 Computer Setup (BIOS) and Advanced System Diagnostics