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BIOS setup program

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4.2 BIOS setup program This motherboard supports a programmable Serial Peripheral Interface (SPI) chip that you can update using the provided utility described in section 4.1 Managing and updating your BIOS. Use the BIOS Setup program when you are installing a motherboard, reconfiguring your system, or prompted to Run Setup. This section explains how to configure your system using this utility. Even if you are not prompted to use the Setup program, you can change the configuration of your computer in the future. For example, you can enable the security password feature or change the power management settings. This requires you to reconfigure your system using the BIOS Setup program so that the computer can recognize these changes and record them in the CMOS RAM of the SPI chip. The SPI chip on the motherboard stores the Setup utility. When you start up the computer, the system provides you with the opportunity to run this program. Press during the Power-On Self-Test (POST) to enter the Setup utility; otherwise, POST continues with its test routines. If you wish to enter Setup after POST, restart the system by pressing , or by pressing the reset button on the system chassis. You can also restart by turning the system off and then back on. Do this last option only if the first two failed. The Setup program is designed to make it as easy to use as possible. Being a menu-driven program, it lets you scroll through the various sub-menus and make your selections from the available options using the navigation keys. • The default BIOS settings for this motherboard apply for most conditions to ensure optimum performance. If the system becomes unstable after changing any BIOS settings, load the default settings to ensure system compatibility and stability. Select the Load Setups Default item under the Exit Menu. See section 4.8 Exit Menu. • The BIOS setup screens shown in this section are for reference purposes only, and may not exactly match what you see on your screen. • Visit the ASUS website (www.asus.com) to download the latest BIOS file for this motherboard. ASUS P5K SE/EPU 4-9

Section	Page
Contents	3
Notices	7
Safety information	8
About this guide	9
P5K SE/EPU specifications summary	11
Chapter 1: Product introduction	13
1.1 Welcome!	15
1.2 Package contents	15
1.3 Special features	16
1.3.1 Product highlights	16
1.3.2 ASUS AI Lifestyle features	18
1.3.3 ASUS Stylish features	19
1.3.4 ASUS Intelligent Overclocking features	20
Chapter 2: Hardware information	21
2.1 Before you proceed	23
2.2 Motherboard overview	24
2.2.1 Placement direction	24
2.2.2 Screw holes	24
2.2.3 Motherboard layout	25
2.2.4 Layout contents	26
2.3 Central Processing Unit (CPU)	28
2.3.1 Installing the CPU	29
2.3.2 Installing the CPU heatsink and fan	31
2.3.3 Uninstalling the CPU heatsink and fan	33
2.4 System memory	35
2.4.1 Overview	35
2.4.2 Memory configurations	36
2.4.3 Installing a DIMM	40
2.4.4 Removing a DIMM	40
2.5 Expansion slots	41
2.5.1 Installing an expansion card	41
2.5.2 Configuring an expansion card	41
2.5.3 Interrupt assignments	42
2.5.4 PCI slots	43
2.5.5 PCI Express x1 slots	43
2.5.6 PCI Express x16 slot	43
2.6 Jumpers	44
2.7 Connectors	46
2.7.1 Rear panel connectors	46
2.7.2 Internal connectors	48
Chapter 3: Powering up	59
3.1 Starting up for the first time	61
3.2 Turning off the computer	62
3.2.1 Using the OS shut down function	62
3.2.2 Using the dual function power switch	62
Chapter 4: BIOS setup	63
4.1 Managing and updating your BIOS	65
4.1.1 ASUS Update utility	65
4.1.2 Creating a bootable floppy disk	68
4.1.3 ASUS EZ Flash 2 utility	69
4.1.4 AFUDOS utility	70
4.1.5 ASUS CrashFree BIOS 3 utility	72
4.2 BIOS setup program	73
4.2.1 BIOS menu screen	74
4.2.2 Menu bar	74
4.2.3 Navigation keys	74
4.2.4 Menu items	75
4.2.5 Sub-menu items	75
4.2.6 Configuration fields	75
4.2.7 Pop-up window	75
4.2.8 Scroll bar	75
4.2.9 General help	75
4.3 Main menu	76
4.3.1 System Time [xx:xx:xx]	76
4.3.2 System Date [Day xx/xx/xxxx]	76
4.3.3 Legacy Diskette A [1.44M, 3.5 in.]	76
4.3.4 SATA 1-4	77
4.3.5 SATA Configuration	78
4.3.6 System Information	79
4.4 Advanced menu	80
4.4.1 Jumperfree Configuration	80
4.4.2 AI NET 2	83
4.4.3 USB Configuration	84
4.4.4 CPU Configuration	85
4.4.5 Chipset	86
4.4.6 OnBoard Devices Configuration	87
4.4.7 PCI PnP	88
4.5 Power menu	89
4.5.1 Suspend Mode [Auto]	89
4.5.2 Repost Video on S3 Resume [Disabled]	89
4.5.3 ACPI Version [Disabled]	89
4.5.4 ACPI APIC Support [Enabled]	89
4.5.5 APM Configuration	90
4.5.6 Hardware Monitor	91
4.6 Boot menu	93
4.6.1 Boot Device Priority	93
4.6.2 Boot Settings Configuration	94
4.6.3 Security	95
4.7 Tools menu	97
4.7.1 ASUS EZ Flash 2	97
4.7.2 ASUS O.C. Profile	98
4.8 Exit menu	99
Chapter 5: Software support	101
5.1 Installing an operating system	103
5.2 Support CD information	103
5.2.1 Running the support CD	103
5.2.2 Drivers menu	104
5.2.3 Utilities menu	105
5.2.4 Manual menu	107
5.2.5 ASUS Contact information	107
5.2.6 Other information	108
5.3 Software information	110
5.3.1 ASUS MyLogo2™	110
5.3.2 Audio configurations	112
5.3.3 ASUS PC Probe II	116
5.3.4 ASUS AI Suite	122
5.3.5 ASUS EPU Utility -- AI Gear 3+	124
5.3.6 ASUS AI Nap	126
5.3.7 ASUS Q-Fan 2	127
5.3.8 ASUS AI Booster	128
Appendix: CPU features	129
A.1 Intel® EM64T	131
A.2 Enhanced Intel SpeedStep® Technology (EIST)	131
A.2.1 System requirements	131
A.2.2 Using the EIST	132
A.3 Intel® Hyper-Threading Technology	133

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ASUS P5K SE/EPU

4-9

4.2

BIOS setup program

This motherboard supports a programmable Serial Peripheral Interface (SPI) chip

that you can update using the provided utility described in section

4.1 Managing

and updating your BIOS

Use the BIOS Setup program when you are installing a motherboard, reconﬁguring

your system, or prompted to

Run Setup

. This section explains how to conﬁgure

your system using this utility.

Even if you are not prompted to use the Setup program, you can change the

conﬁguration of your computer in the future. For example, you can enable the

security password feature or change the power management settings. This

requires you to reconﬁgure your system using the BIOS Setup program so that the

computer can recognize these changes and record them in the CMOS RAM of the

SPI chip.

The SPI chip on the motherboard stores the Setup utility. When you start up the

computer, the system provides you with the opportunity to run this program. Press

<Del> during the Power-On Self-Test (POST) to enter the Setup utility; otherwise,

POST continues with its test routines.

If you wish to enter Setup after POST, restart the system by pressing

<Ctrl+Alt+Delete>, or by pressing the reset button on the system chassis. You can

also restart by turning the system off and then back on. Do this last option only if

the ﬁrst two failed.

The Setup program is designed to make it as easy to use as possible. Being a

menu-driven program, it lets you scroll through the various sub-menus and make

your selections from the available options using the navigation keys.

•

The default BIOS settings for this motherboard apply for most conditions

to ensure optimum performance. If the system becomes unstable after

changing any BIOS settings, load the default settings to ensure system

compatibility and stability. Select the

Load Setups Default

item under the

Exit Menu

. See section

4.8 Exit Menu

•

The BIOS setup screens shown in this section are for reference purposes

only, and may not exactly match what you see on your screen.

•

Visit the ASUS website (www.asus.com) to download the latest BIOS ﬁle for

this motherboard.