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System Setup
Dell™ Dimension™ E521 Service Manual
Overview
Entering System Setup
System Setup Options
Boot Sequence
Clearing Forgotten Passwords
Clearing CMOS Settings
Flashing the BIOS
Overview
Use system setup as follows:
•To change the system configuration information after you add, change, or remove any hardware in your computer
•To set or change a
•To read the current amount of memory or set the type of hard drive installed
Before you use system setup, it is recommended that you write down the system setup screen information for future reference.
NOTICE: Do not change the settings in system setup unless you are an expert computer user. Certain changes can cause your computer to work incorrectly.
Entering System Setup
1.Turn on (or restart) your computer.
2.When the DELL logo appears, press <F2> immediately.
NOTE: Keyboard failure may result when a key on the keyboard is held down for extended periods of time. To avoid possible keyboard failure, press and release <F2> in even intervals until the system setup screen appears.
If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft® Windows® desktop, then shut down your computer and try again.
System Setup Screen
The system setup screen displays current or changeable configuration information for your computer. Information on the screen is divided into four areas: the menu at the top, the main window, the Item Help field on the right, and key functions listed on the bottom.
Options List — This field appears on the left side of the system setup window. The field is a scrollable list containing features that define the configuration of your computer, including installed hardware, power conservation, and security features.
Scroll up and down the list by using the up and down arrow keys. As an option is highlighted, the Option Field displays more information about that option and the option's current and available settings.
Option Field — This field contains information about each option. In this field you can view your current settings and make changes to your settings.
Use the right- and
Key Functions — This field appears below the Option Field and lists keys and their functions within the active system setup field.