2.3.1

Rear I/O connection

2-13

 

2.3.2

Audio I/O connections

2-15

2.4

Starting up for the first time

2-17

2.5

Turning off the computer

2-18

Chapter 3:

BIOS setup

3-1

3.1

Knowing BIOS

3-1

3.2

BIOS setup program

3-2

 

3.2.1

EZ Mode

3-3

 

3.2.2

Advanced Mode

3-4

3.3

Main menu

3-6

3.4

Ai Tweaker menu

3-8

3.5

Advanced menu

3-17

 

3.5.1

CPU Configuration

3-17

 

3.5.2

North Bridge Configuration

3-19

 

3.5.3

South Bridge Configuration

3-21

 

3.5.4

SATA Configuration

3-21

 

3.5.5

USB Configuration

3-23

 

3.5.6

CPU Core On/Off Function

3-24

 

3.5.7

Onboard Devices Configuration

3-24

 

3.5.8

APM

3-26

 

3.5.9

Network Stack

3-27

3.6

Monitor menu

3-28

3.7

Boot menu

3-31

3.8

Tools menu

3-37

 

3.8.1

ASUS EZ Flash 2 Utility

3-37

 

3.8.2

ASUS SPD Information

3-38

 

3.8.3

ASUS O.C. Profile

3-39

3.9

Exit menu

3-40

3.10

Updating BIOS

3-41

 

3.10.1

ASUS Update

3-41

 

3.10.2

ASUS EZ Flash 2

3-44

 

3.10.3

ASUS BIOS Updater

3-45

Chapter 4:

Software support

4-1

4.1

Installing an operating system

4-1

4.2

Support DVD information

4-1

iv

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Asus 990FX R20, SABERTOOTH 990FX/GEN3 R2, 990FXGEN3 manual Chapter Bios setup, Chapter Software support, 10.1, 10.2, 10.3