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The BIOS is a program located on a Flash Memory on the motherboard. This program
is a bridge between motherboard and operating system.
computer, the BIOS program will gain control.
auto-diagnostic test called POST (power on self test) for all the necessary hardware,
it detects the entire hardware device and configures the parameters of the hardware
synchronization. Only when these tasks are completed done it gives up control of the
computer to operating system (OS). Since the BIOS is the only channel for hardware
and software to communicate, it is the key factor for system stability, and in ensuring
that your system performance as its best.
In the BIOS Setup main menu of Figure 3-1, you can see several options. We will
explain these options step by step in the following pages of this chapter, but let us first
see a short description of the function keys you may use here:
•
Press <Esc> to quit the BIOS Setup.
•
Press ↑ ↓ ← → (up, down, left, right) to choose, in the main menu, the option you
want to confirm or to modify.
•
Press <F10> when you have completed the setup of BIOS parameters to save
these parameters and to exit the BIOS Setup menu.
•
Press <+>/<–> keys when you want to modify the BIOS parameters for the active
option.
•
Press Home to go to the top of screen; press End to go to the bottom of screen.
•
Press Enter to go to sub screen.
3-1
Entering Setup
Power on the computer and by pressing <Del> immediately allows you to enter Setup.
If the message disappears before your respond and you still wish to enter Setup,
restart the system to try again by turning it OFF then ON or pressing the "RESET"
button on the system case. You may also restart by simultaneously pressing <Ctrl>,
<Alt> and <Delete> keys. If you do not press the keys at the correct time and the
system does not boot, an error message will be displayed and you will again be asked
to
Press
<Del> to enter Setup
3-2
Getting Help
Main Menu
The on-line description of the highlighted setup function is displayed at the bottom of
the screen.
Status Page Setup Menu/Option Page Setup Menu
Chapter 3
Introducing BIOS
20
When you start the
The BIOS first operates an
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