Chapter 4: System Setup; Bios Overview; Entering Bios Setup Program; Boot Menu - Dell Precision 3240 Compact Setup And Specifications

CAUTION: Unless you are an expert computer user, do not change the settings in the BIOS Setup program.
Certain changes can make your computer work incorrectly.
NOTE: Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen
information for future reference.
Use the BIOS Setup program for the following purposes:
● Get information about the hardware installed in your computer, such as the amount of RAM and the size of the hard drive.
● Change the system configuration information.
● Set or change a user-selectable option, such as the user password, type of hard drive installed, and enabling or disabling
base devices.

BIOS overview

The BIOS manages data flow between the computer's operating system and attached devices such as hard disk, video adapter,
keyboard, mouse, and printer.

Entering BIOS setup program

About this task
Turn on (or restart) your computer and press F2 immediately.

Boot menu

Press <F12> when the Dell logo appears to initiate a one-time boot menu with a list of the valid boot devices for the system.
Diagnostics and BIOS Setup options are also included in this menu. The devices listed on the boot menu depend on the bootable
devices in the system. This menu is useful when you are attempting to boot to a particular device or to bring up the diagnostics
for the system. Using the boot menu does not make any changes to the boot order stored in the BIOS.
The options are:
● UEFI Boot:
○ Windows Boot Manager
● Other Options:
○ BIOS Setup
○ BIOS Flash Update
○ Diagnostics
○ Change Boot Mode Settings

Navigation keys

NOTE: For most of the System Setup options, changes that you make are recorded but do not take effect until you restart
the system.
System setup
System setup
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