Chapter 2 Bios Setup - Gigabyte GA-P55A-UD3P User Manual

Chapter Chapter
BIOS (Basic Input and Output System) records hardware parameters of the system in the CMOS on the BIOS (Basic Input and Output System) records hardware parameters of the system in the CMOS on the
motherboard. Its major functions include conducting the Power-On Self-Test (POST) during system startup, motherboard. Its major functions include conducting the Power-On Self-Test (POST) during system startup,
saving system parameters and loading operating system, etc. BIOS includes a BIOS Setup program that saving system parameters and loading operating system, etc. BIOS includes a BIOS Setup program that
allows the user to modify basic system allows the user to modify basic system cong
the power is turned off, the battery on the motherboard supplies the necessary power to the CMOS to keep the power is turned off, the battery on the motherboard supplies the necessary power to the CMOS to keep
the conguration values in the CMOS. the conguration values in the CMOS.
To access the BIOS Setup program, press the <Delete> key during the POST when the power is turned on. To access the BIOS Setup program, press the <Delete> key during the POST when the power is turned on.
To see more advanced BIOS Setup menu options, you can press <Ctrl> + <F1> in the main menu of the To see more advanced BIOS Setup menu options, you can press <Ctrl> + <F1> in the main menu of the
BIOS Setup program. BIOS Setup program.
To upgrade the BIOS, use either the GIGABYTE Q-Flash or @BIOS utility. To upgrade the BIOS, use either the GIGABYTE Q-Flash or @BIOS utility.
Q-Flash Q-Flash
• •
system. system.
@BIOS is @BIOS is
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Internet and updates the BIOS. Internet and updates the BIOS.
For instructions on using the Q-Flash and @BIOS utilities, refer to Chapter 4, For instructions on using the Q-Flash and @BIOS utilities, refer to Chapter 4,
• •
• •
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2 2 BIOS BIOS Setup Setup
allows allows the us the user to er to quickly quickly
a Win a Windows-based dows-based utility utility
Because BIOS ashing is Because BIOS ashing is
version of BIOS, it is recommended that you not ash the BIOS. To ash the BIOS, do it with version of BIOS, it is recommended that you not ash the BIOS. To ash the BIOS, do it with
caution. Inadequate BIOS ashing may result in caution. Inadequate BIOS ashing may result in
BIOS will emit a BIOS will emit a beep code during beep code during
codes description. codes description.
It is It is recommende recommended that you no d that you
instability or other unexpected results. Inadequately altering the settings may result in system's instability or other unexpected results. Inadequately altering the settings may result in system's
failure to boot. If this occurs, try to failure to boot. If this occurs, try to
(Refer to the "Load Optimized Defaults" section in this chapter or introductions of the battery/ (Refer to the "Load Optimized Defaults" section in this chapter or introductions of the battery/
clearing CMOS jumper in Chapter 1 clearing CMOS jumper in Chapter 1
conguration settings or to activate certai uration settings or to activate
and and e easily asily upgrade upgrade or bac or back up
that that searches searches and and downloads downloads
potentiall potentially risky y risky, if , if you do you do
system malfunction. system malfunction.
the the POST POST. Refer to . Refer to
not alter the def t alter the default settings ault settings
clear the CMOS values and reset the board to clear the CMOS values and reset the board to
for how to clear the for how to clear the
- - 3 3 3 3 - -
certain system features. n system features.
k up BIOS BIOS with without en out entering tering
the the lat latest v est version ersion of BIOS of BIOS
"BIOS Update Utilities." "BIOS Update Utilities."
not encounter problems using the not encounter problems using the
Chapter 5, "Troubleshooting," for the beep Chapter 5, "Troubleshooting," for the beep
(unless you (unless you need to) to need to) to p
CMOS values.) CMOS values.)
When When
the the op operating erating
from the from the
current current
prevent syste revent system m
default values. default values.
B B I I O O S S S S e e t t u u p p