Chapter 2. Using The Cmos Setup Utility Program; Starting The Cmos Setup Utility Program; Viewing And Changing Settings; Exiting From The Cmos Setup Utility Program - Lenovo ThinkCentre A35 8139 User Manual

Chapter 2. Using the CMOS Setup Utility program

The CMOS Setup Utility program is stored in the electrically erasable
programmable read-only memory (EEPROM) of your computer. The CMOS Setup
Utility program is used to view and change the configuration settings of your
computer, regardless of which operating system you are using. However, the
operating-system settings might override any similar settings in the CMOS Setup
Utility program.

Starting the CMOS Setup Utility program

To start the CMOS Setup Utility program, do the following:
1. If your computer is already on when you start this procedure, shut down the
2. Press and hold the F1 key then turn on the computer. When you hear the
The CMOS Setup Utility might start automatically when POST detects that
hardware has been removed or new hardware has been installed in your computer.

Viewing and changing settings

The CMOS Setup Utility program menu lists items that identify system
configuration topics.
When working with the CMOS Setup Utility program menu, you must use the
keyboard. The keys used to perform various tasks are displayed at the bottom of
each screen.

Exiting from the CMOS Setup Utility program

When you finish viewing or changing settings, press Esc to return to the CMOS
Setup Utility program menu (you might have to press Esc several times). If you
want to save the new settings, select Save & Exit Setup before you exit. Otherwise,
your changes will not be saved.

Using passwords

You can use passwords to provide security for your computer and data. There are
two kinds of passwords: a user password and an administrator password. You do
not have to set a password of either type to use your computer. However, if you
decide to set either one, read the following sections.
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operating system and turn off the computer.
multiple beeps, release the F1 key.
Notes:
a. If you have a USB keyboard and the CMOS Setup Utility program does not
display using this method, repeatedly press and release the F1 key rather
than leaving it pressed when turning on the computer.
b. If a user password or an administrator password has been set, the CMOS
Setup Utility program menu is not displayed until you type your password.
See "Using passwords" for more information.
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