Asus Maximus IV Extreme Manuale Utente

MotherboardMaximus IV Extreme

xCanadian Department of Communications StatementThis digital apparatus does not exceed the Class B limits for radio noise emissions from digital appar

3-8 Chapter 3: BIOS setupEnhanced Intel SpeedStep Technology [Enabled]Allows you to enable or disable the Enhanced Intel® SpeedStep Technology.[Disabl

ASUS Maximus IV Extreme 3-9Vcore MOS volt. Control [Auto]Use the <+> and <-> keys to adjust the value. Conguration options: [Auto] [6V] [

3-10 Chapter 3: BIOS setupManual Adjustment [Medium]This item appears only when you set the Phase Control item to [Manual Adjustment]. Conguration op

ASUS Maximus IV Extreme 3-11VCCSA Over-Current Protection [Disabled]Allows you to enable or disable the VCCSA Over-Current Protection. Conguration op

3-12 Chapter 3: BIOS setupRefer to the CPU documentation before setting the CPU voltage. Setting a high voltage may damage the CPU permanently, and se

ASUS Maximus IV Extreme 3-13PCH Voltage [Auto]Allows you to set the Platform Controller Hub voltage. The values range from 0.80825V to 1.70925V with a

3-14 Chapter 3: BIOS setup3.4 Main menuThe Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu provide

ASUS Maximus IV Extreme 3-153.4.4 SecurityThe Security menu items allow you to change the system security settings.• If you have forgotten your BIOS

3-16 Chapter 3: BIOS setupTo change an administrator password:1. Select the Administrator Password item and press <Enter>.2. From the Enter Cu

ASUS Maximus IV Extreme 3-17Be cautious when changing the settings of the Advanced menu items. Incorrect eld values can cause the system to malfuncti

xiSafety informationElectrical safety• To prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating th

3-18 Chapter 3: BIOS setup The items in this menu show the CPU-related information that the BIOS automatically detects.The items

ASUS Maximus IV Extreme 3-19Active Processor Cores [All]Allows you to choose the number of CPU cores to activate in each processor package. Congurati

3-20 Chapter 3: BIOS setup High Precision Timer [Enabled]Allows you to enable or disable the High Precision Event Timer. Congur

ASUS Maximus IV Extreme 3-21 While entering Setup, the BIOS automatically detects the presence of SATA devices. The SATA Port i

3-22 Chapter 3: BIOS setup The items in this menu allow you to change the USB-related features.The USB Devices item shows the au

ASUS Maximus IV Extreme 3-23Legacy USB3.0 Support [Enabled][Enabled] Enables the support for USB 3.0 devices on legacy operating systems (OS).[Disabl

3-24 Chapter 3: BIOS setup HD Audio Controller [Enabled][Enabled] Enables the High Denition Audio Controller.[Disa

ASUS Maximus IV Extreme 3-25Renesas USB 3.0 Controller [Enabled][Enabled] Enables the USB 3.0 controller.[Disabled] Disables the controller.Intel 82

3-26 Chapter 3: BIOS setupEuP Ready [Disabled][Disabled] Disables the Energy Using Products (EuP) Ready function.[Enabled] Allows BIOS to switch off

ASUS Maximus IV Extreme 3-27Power On By PS/2 Keyboard [Disabled][Disabled] Disables the Power On by a PS/2 keyboard.[Space Bar] Sets the Space Bar o

xiiOperation safety• Before installing the motherboard and adding devices on it, carefully read all the manuals that came with the package.• Before

3-28 Chapter 3: BIOS setup3.5.8 ROG ConnectROG Connect [Enabled]Allows you to enable or disable the ROG Connect function. Conguration options: [Enab

ASUS Maximus IV Extreme 3-29The following items appear only when you set All LED Control to [Enabled].ROG Logo [Enabled]Allows you to enable or disabl

3-30 Chapter 3: BIOS setup3.6 Monitor menuThe Monitor menu displays the system temperature/power status, and allows you to change the fan settings.An

ASUS Maximus IV Extreme 3-31PCH OPT TEMP1/2/3 Overheat Protection [90ºC]Allows you to set the temperature over which the system automatically shuts do

3-32 Chapter 3: BIOS setupCPU Fan Profile [Standard]Allows you to set the appropriate performance level of the CPU fan.[Standard] Sets to [Standa

ASUS Maximus IV Extreme 3-33Chassis Fan Profile [Standard]This item appears only when you enable the Chassis Q-Fan Control feature and allows you to s

3-34 Chapter 3: BIOS setupPWRFAN Duty; OPTFAN 1/2/3 Duty [60%]OPTFAN 1/2/3 Duty [60%]Allows you to set the fan duty cycle. This item appears when the

ASUS Maximus IV Extreme 3-353.7 Boot menuThe Boot menu items allow you to change the system boot options.Bootup NumLock State [On][On] Sets the powe

3-36 Chapter 3: BIOS setup3.8 Tools menuThe Tools menu items allow you to congure options for special functions. Select an item then press <Enter

ASUS Maximus IV Extreme 3-37 This item allows you to store or load multiple BIOS settings. The items show No

xiiiRefer to the following sources for additional information and for product and software updates.1. ASUS websitesThe A

3-38 Chapter 3: BIOS setup3.8.3 GO Button FileThis menu allows you to set the GO Button les, and load the desired GO Button le.BCLK/PEG Frequency;

ASUS Maximus IV Extreme 3-393.8.4 BIOS FlashBackBIOS Boot Selection [1]Use the numeric key to change the BIOS ROM for booting.

3-40 Chapter 3: BIOS setup3.9 Exit menuThe Exit menu items allow you to load the optimal default values for the BIOS items, and save or discard your

ASUS Maximus IV Extreme 3-413.10 Updating BIOSThe ASUS website publishes the latest BIOS versions to provide enhancements on system stability, compat

3-42 Chapter 3: BIOS setup3.10.1 ASUS Update utilityThe ASUS Update is a utility that allows you to manage, save, and update the motherboard BIOS in

ASUS Maximus IV Extreme 3-434. You can decide whether to change the BIOS boot logo, which is the image appearing on screen during the Power-On Self-T

3-44 Chapter 3: BIOS setup• The screenshots in this section are for reference only. The actual BIOS information vary by models.• Refer to the softwa

ASUS Maximus IV Extreme 3-453.10.2 ASUS EZ Flash UtilityThe ASUS EZ Flash Utility feature allows you to update the BIOS without having to use a boota

3-46 Chapter 3: BIOS setup3.10.3 ASUS CrashFree BIOS 3 utilityThe ASUS CrashFree BIOS 3 utility is an auto recovery tool that allows you to restore t

ASUS Maximus IV Extreme 3-47Booting the system in DOS environment1. Insert the USB ash drive with the latest BIOS le and BIOS Updater to the USB po

xiv DANGER/WARNING: Information to prevent injury to yourself when trying to complete a task. CAUTION: Information to prevent damage to the

3-48 Chapter 3: BIOS setup2. The BIOS Updater backup screen appears indicating the BIOS backup process. When BIOS backup is done, press any key to re

ASUS Maximus IV Extreme 3-494. Select Yes and press <Enter>. When BIOS update is done, press <ESC> to exit BIOS Updater. Restart your com

3-50 Chapter 3: BIOS setup

4Software supportThis chapter describes the contents of the support DVD that comes with the motherboard package and the software.

ASUS Maximus IV ExtremeChapter summary44.1 Installing an operating system ... 4-14.2 Support DVD inf

ASUS Maximus IV Extreme 4-1If Autorun is NOT enabled in your computer, browse the contents of the support DVD to locate the le ASSETUP.EXE from the B

4-2 Chapter 4: Software support4.2.2 Obtaining the software manualsThe software manuals are included in the support DVD. Follow the instructions belo

ASUS Maximus IV Extreme 4-34.3 Software informationMost of the applications in the support DVD have wizards that will conveniently guide you through

4-4 Chapter 4: Software support4.3.2 DIGI+ VRMASUS DIGI+ VRM allows you to adjust VRM voltage and frequency modulation to enhance reliability and sta

ASUS Maximus IV Extreme 4-5No. Function description1 DIGI+ VRM Load-line Calibration Higher load-line calibration could get higher voltage and good ov

xvMaximus IV Extreme specications summaryCPU LGA1155 socket for Intel® 2nd Generation Core™ i7 / Core™ i5 / Core™ i3 ProcessorsProcessors Supports 3

4-6 Chapter 4: Software support4.3.3 TurboV EVOASUS TurboV EVO introduces TurboV that allows you to manually adjust the CPU frequency and related vol

ASUS Maximus IV Extreme 4-7Using Advanced ModeClick More Settings, and then click the Advanced Mode tab to adjust the advanced voltage settings.Advanc

4-8 Chapter 4: Software support• Set the CPU Ratio Setting item in BIOS to [Auto] before using the CPU Ratio function in TurboV. Refer to Chapter 3 o

ASUS Maximus IV Extreme 4-93. TurboV automatically overclocks the CPU, saves BIOS settings and restarts the system. After re-entering Windows, a mess

4-10 Chapter 4: Software support4. If you did not click Stop in the previous step, TurboV automatically starts further system overclocking and stabil

ASUS Maximus IV Extreme 4-114.3.4 EPUEPU is an energy-efcient tool that satises different computing needs. This utility provides several modes that

4-12 Chapter 4: Software supportRefer to the software manual in the support DVD or visit the ASUS website at www.asus.com for detailed software cong

ASUS Maximus IV Extreme 4-134.3.6 Probe IIProbe II is a utility that monitors the computer’s vital components, and detects and alerts you of any prob

4-14 Chapter 4: Software support4.3.7 ROG CPU-ZROG CPU-Z allows you to monitor your system status in real-time.To launch ROG CPU-Z1. Double-click th

ASUS Maximus IV Extreme 4-15 The Realtek® audio CODEC provides 8-channel audio capability to deliver the ultimate audio exper

xviLAN 2 x Intel® Gigabit LAN RealteK ALC889 8-channel High Denition Audio CODEC - Blu-ray audio layer Content Protection -

4-16 Chapter 4: Software supportControl settings windowoptions Information buttonExit buttonMinimize buttonB. Realtek HD Audio Manager f

ASUS Maximus IV Extreme 4-174.4 RAID congurationsThe motherboard supports the following SATA RAID solutions:• Intel® Rapid Storage Technology with

4-18 Chapter 4: Software support4.4.2 Installing Serial ATA hard disksThe motherboard supports Serial ATA hard disk drives. For optimal performance,

ASUS Maximus IV Extreme 4-19Creating a RAID setTo create a RAID set:1. From the utility main menu, select 1. Create RAID Volume and press <Enter&g

4-20 Chapter 4: Software support5. Use the up/down arrow key to select a drive, and then press <Space> to select. A small triangle marks the se

ASUS Maximus IV Extreme 4-21Deleting a RAID setTake caution when deleting a RAID set. You will lose all data on the hard disk drives when you delete a

4-22 Chapter 4: Software support4.4.5 Marvell RAID utilityThe onboard Marvell SATA 6.0 Gb/s controller allows you to create a RAID 0 or RAID 1 array

ASUS Maximus IV Extreme 4-234. Use the up or down arrow key to move the selection bar and press <Enter> to congure further RAID settings. RAI

4-24 Chapter 4: Software support6. Press <F10>. The following warning message appears: Press <Y> to save the RAID setting and exit the

ASUS Maximus IV Extreme 4-25Do you want to delete this virtual disk ? Yes NoDelete Virtual Disk2. The following warning messag

xviiOther Special Features CPU Level Up MemOK! Onboard Switches: Power / Reset / Clr CMOS (at rear) Q-Fan Plus ASUS Fan Xpert ASUS Q-LED (CPU, DRAM, V

4-26 Chapter 4: Software support4.5 Creating a RAID driver diskA oppy disk with the RAID driver is required when installing a Windows® operating sys

ASUS Maximus IV Extreme 4-274.5.3 Installing the RAID driver during Windows® OS installationTo install the RAID driver in Windows® XP:1. During the

4-28 Chapter 4: Software support Due to OS limitation, Windows® XP may not recognize the USB oppy disk drive when y

ASUS Maximus IV Extreme 4-298. Find the [HardwareIds.scsi.iaAHCI_DesktopWorkstationServer] and [HardwareIds.scsi.iaStor_DesktopWorkstationServer] sec

4-30 Chapter 4: Software support

5 Multiple GPU technology supportThis chapter describes how to install and congure multiple ATI® CrossFireX™ and NVIDIA® SLI™ graphics cards.

ROG Maximus IV ExtremeChapter summary55.1 ATI® CrossFireX™ technology ... 5-15.2 NVIDIA® SLI™ techn

ROG Maximus IV Extreme 5-15.1 ATI® CrossFireX™ technologyThe motherboard supports the ATI® CrossFireX™ technology that allows you to install multi-gr

5-2 Chapter 5: Multiple GPU technology support5. Connect two independent auxiliary power sources from the power supply to the two graphics cards sep

ROG Maximus IV Extreme 5-35.1.4 Installing the device driversRefer to the documentation that came with your graphics card package to install the devi

xviiiBIOS Features 32Mb Flash ROM, EFI AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.5, ACPI2.0a Multi-Language BIOSManageability WfM2.0, DMI2.0, WOL by PM

5-4 Chapter 5: Multiple GPU technology supportEnabling CrossFireX settings1. In the Catalyst Control Center window, click Graphics Settings > 

ROG Maximus IV Extreme 5-55.2 NVIDIA® SLI™ technologyThe motherboard supports the NVIDIA® SLI™ (Scalable Link Interface) technology that allows you t

5-6 Chapter 5: Multiple GPU technology support4. Align and rmly insert the SLI bridge connector to the goldngers on each graphics card. Ensure that

ROG Maximus IV Extreme 5-7B1. If you cannot see the NVIDIA Control Panel item in step (A), select Personalize.B2. From the Personalization window, s

5-8 Chapter 5: Multiple GPU technology supportB4. Select the NVIDIA GeForce tab, and then click Start the NVIDIA Control Panel.B5. The NVIDIA Contro

ASUS contact informationASUSTeK COMPUTER INC.Address 15 Li-Te Road, Peitou, Taipei, Taiwan 11259Telephone +886-2-2894-3447Fax +886-2-2890-

EC Declaration of Conformity We, the undersigned, Manufacturer: ASUSTek COMPUTER INC. Address, City: No. 150, LI-TE RD., PEITOU, TAIPEI 112, TAIWAN R.

1Chapter 1: Product introductionThis chapter describes the motherboard features and the new technologies it supports.

iiE6292Second Edition January 2011Copyright © 2011 ASUSTeK COMPUTER INC. All Rights Reserved.No part of this manual, including the products and softwa

ROG Maximus IV ExtremeChapter summary11.1 Welcome! ... 1-11.2 Pac

ROG Maximus IV Extreme 1-11.1 Welcome!Thank you for buying an ROG Maximus IV Extreme motherboard!The motherboard delivers a host of new features and

1-2 Chapter 1: Product Introduction1.3 Special features1.3.1 Product highlightsRepublic of Gamers The Republic of Gamers consists only the best of

ROG Maximus IV Extreme 1-3PCIe 2.0 Double Speed; Double Bandwidth This motherboard supports the latest PCIe 2.0 devices for double speed and bandwidt

1-4 Chapter 1: Product IntroductionRC Bluetooth Smashes all the barriers of conventional overclockingStill overclocking in old-fashioned way? Let RC B

ROG Maximus IV Extreme 1-5ProbeIt Get all hands-on with hardware-based overclockingProbeIt takes the guesswork out of locating the motherboard’s measu

1-6 Chapter 1: Product IntroductionGPU.DIMM Post  Never want your graphics or DRAM card to not be detected? Just e

ROG Maximus IV Extreme 1-7Onboard Switches  With an easy press during overclock, this exclusive onboard switch

1-8 Chapter 1: Product IntroductionConveniently store or load multiple BIOS settingsFreely share and distribute favorite overclocking set

ROG Maximus IV Extreme 1-9Kaspersky® Anti-Virus The best protection from viruses and spywareKaspersky® Anti-Virus Personal offers premium antivirus p

iiiContentsNotices ... viiFCC Radio Frequency (RF

1-10 Chapter 1: Product Introduction

2Chapter 2: Hardware informationThis chapter lists the hardware setup procedures that you have to perform when installing system components. It inclu

ASUS Maximus IV ExtremeChapter summary22.1 Before you proceed ... 2-12.2 Motherboa

2.1 Before you proceedTake note of the following precautions before you install motherboard components or change any motherboard settings.• Unplug t

2.2 Motherboard overview2.2.1 Motherboard layoutNF200Refer to 2.2.8 Connectors for more information about rear panel connectors and internal connect

2.2.2 Layout contentsConnectors/Jumpers/Switches/Slots Page1. Q-Reset Switch 2-192. CPU, chassis, and power fan connectors (4-pin CPU�FAN, 4-pin

2.2.3 Central Processing Unit (CPU)The motherboard comes with a surface mount LGA1155 socket designed for the Intel® 2nd Generation Core™ i7 / Core™

2.2.4 System memoryThe motherboard comes with four Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) slots.

You may install 1GB, 2GB and 4GB unbuffered and non-ECC DDR3 DIMMs into the DIMM sockets.• You may install varying memory sizes i

Maximus IV Extreme Motherboard  3-2333MHz capability-2333MHz capabilityVendors Part No. Size SS/DSV

ivContents2.3.3 CPU heatsink and fan assembly installation ... 2-432.3.4 DIMM installation ...

Maximus IV Extreme Motherboard  3-2000MHz capability-2000MHz capabilityVendors Part No. Size SS/DSC

Maximus IV Extreme Motherboard  3-1800MHz capability-1800MHz capabilityVendors Part No. Size SS/DS

GEIL GE34GB1600C9DC(XMP) 4GB ( 2x 2GB ) DS - - 9-9-9-28 1.6 • •GEIL GV34GB1600C8DC(XMP) 4GB(2 x 2GB) DS - - 8-8-8-28 1.6 • •KINGMAX FLGD45F-B8MF7(XMP

Maximus IV Extreme Motherboard  3-1333MHz capability-1333MHz capabilityVendors Part No. Size SS/DSC

OCZ OCZ3G1333LV3GK 3GB(3 x 1GB) SS - - 9-9-9 1.65 •OCZ OCZ3P1333LV3GK 3GB(3 x 1GB) SS - - 7-7-7 1.65 • • •OCZ OCZ3G1333ULV4GK 4GB ( 2x 2GB ) DS - - 8-

Silicon PowerSP001GBLTU1333S01 1GB SS NANYA NT5CB128M8AN-CG - - • • •Silicon PowerSP002GBLTU133S02 2GB DS S-POWER I0YT3E0 9 - • • •Slicon PowerSP001GB

2.2.5 Expansion slotsEnsure to unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and da

IRQ assignments for this motherboardA B C D E F G HPCIEx16/8�1 shared – – – – – – –PCIEx16�2 – shared – – – – – –PCIEx8�3 – shared – – – – – –PCIEx16�

2.2.6 Onboard switchesOnboard switches allow you to ne-tune performance when working on a bare or open-case system. This is ideal for overclockers a

3. GO button Press the GO button before POST to enable MemOK! or press it to quickly load the preset prole (GO_Button le) for temporary overclocki

vContents3.8 Tools menu ... 3-363.8.1 ASUS EZ Flash Utility ...

5. PCIe x16 Lane switch These slide switches allows you to enable and disable the corresponding PCIe x16 slots. When one of the installed PCIe x16 c

7. Q reset button When the LN2�Mode switch does not work and your CPU cannot resume function, press the Q reset button to temporarily stop the power

2.2.7 Onboard LEDsThe motherboard comes with a set of LEDs that indicate the voltage conditions of CPU, memory, northbridge and southbridge. You may

4. Hard Disk LED The hard disk LED is designed to indicate the hard disk activity. It blinks when data is being written into or read from the hard d

6. GO LED Blinking: Indicates that MemOK! is enabled before POST. Lighting: Indicates that the system loads the preset prole (GO_Button le) for t

8. Power LED The motherboard comes with a power-on switch that lights up to indicate that the system is ON, in sleep mode, or in soft-off mode. This

Debug9. Debug LEDsThe Debug LED design provides you the 2-digit display, allowing you to know the system status. Refer to the Debug table below for d

Code Description1D – 2AOEM pre-memory initialization codes2B – 2FMemory initialization30Reserved for ASL (see ASL Status Codes section below)31Memory

Debug table (continued)Code DescriptionF2Recovery process startedF3Recovery rmware image is foundF4Recovery rmware image is loadedF5-F7Reserved for

Code Description97Console Output devices connect98Console input devices connect99Super IO Initialization9AUSB initialization is started9BUSB Reset9CUS

viContents4.5.3 Installing the RAID driver during Windows® OS installation 4-274.5.4 Using a USB oppy disk drive ...

Code DescriptionC0– CFOEM BDS initialization codesD0CPU initialization errorD1System Agent initialization errorD2PCH initialization errorD3Some of the

2.2.8 Jumper1. Clear RTC RAM (3-pin CLRTC)This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS. You can clear the CMOS memory of da

2.2.9 Internal connectors1. Intel® P67 Serial ATA 6.0 Gb/s connectors (7-pin SATA6G_1/2 [red])These connectors connect to Serial ATA 6.0 Gb/s hard d

2. Intel® P67 Serial ATA 3.0 Gb/s connectors (7-pin SATA3G_3–6 [gray])These connectors connect to Serial ATA 3.0 Gb/s hard disk drives and optical di

3. Marvell® Serial ATA 6.0 Gb/s connectors (7-pin SATA6G_E1/E2 [red])These connectors connect to Serial ATA 6.0 Gb/s hard disk drives via Serial ATA

You can connect the front panel USB cable to the ASUS Q-Connector (USB, blue) rst, and then install the Q-Connector (USB) to the USB connector onboar

6. Digital audio connector (4-1 pin SPDIF_OUT)This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port(s). Connect the S/PDIF

7. CPU, chassis, and power fan connectors (4-pin CPU_FAN; 4-pin CHA_FAN1/2/3; 4-pin PWR_FAN; 4-pin OPT_FAN1/2/3)Connect the fan cables to the fan con

8. Thermal sensor cable connectors (2-pin OPT_TEMP1/2/3)These connectors are for temperature monitoring. Connect the thermal sensor cables to these c

9. Front panel audio connector (10-1 pin AAFP)This connector is for a chassis-mounted front panel audio I/O module that supports either HD Audio or l

viiNoticesFederal Communications Commission StatementThis device complies with Part 15 of the FCC Rules. Operation is subject to the following two con

10. ATX power connectors (24-pin EATXPWR; 8-pin EATX12V; 4-pin EZ_PLUG)These connectors are for ATX power supply plugs. The power supply plugs are de

• System power LED (2-pin PLED)This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector. The system po

2.3 Building your computer system2.3.1 Additional tools and components to build a PC system1 bag of screws Philips (cross) screwdriverPC chassis Pow

AB1232.3.2 CPU installationASUS Maximus IV Extreme 2-41

CBA5642-42 Chapter 2: Hardware information

2.3.3 CPU heatsink and fan assembly installationApply the Thermal Interface Material to the CPU heatsink and CPU before you install the heatsink and

To uninstall the CPU heatsink and fan assembly2ABBA12-44 Chapter 2: Hardware information

123To remove a DIMM2.3.4 DIMM installationBAASUS Maximus IV Extreme 2-45

2.3.5 Motherboard installation21The diagrams in this section are for reference only. The motherboard layout may vary with models, but the installatio

DO NOT overtighten the screws! Doing so can damage the motherboard.3ASUS Maximus IV Extreme 2-47

viiiRF exposure warningThis equipment must be installed and operated in accordance with provided instructions and the antenna(s) used for this transmi

2.3.6 ATX Power connection12OR OR2-48 Chapter 2: Hardware information

2.3.7 SATA device connectionOR2OR1ASUS Maximus IV Extreme 2-49

2.3.8 Front I/O ConnectorIDE_LEDPOWER SWRESET SWIDE_LED-IDE_LED+PWRResetGroundGround1 2USBAAFPTo install ASUS Q-ConnectorTo install USB ConnectorTo i

2.3.9 Expension Card installationTo install PCIe x16 cardsTo install PCIe x1 cards To install PCI cardsASUS Maximus IV Extreme 2-51

2.3.10 Rear panel connectionRear panel connectors1. PS/2 mouse and keyboard port 8. External SATA port 1 and 22. USB 3.0 ports 5 and 6 9. Optical

Port H e a d s e t 2-channel4-channel 6-channel 8-channelLight Blue Line In Line In Line In Line InLime Line

Connect to Stereo SpeakersConnect to 2.1 channel SpeakersConnect to 4.1 channel Speakers2-54 Chapter 2: Hardware information

Connect to 5.1 channel SpeakersConnect to 7.1 channel SpeakersASUS Maximus IV Extreme 2-55

2.4 Starting up for the rst time1. After making all the connections, replace the system case cover. 2. Be sure that all switches are off.3. Conne

2.5 Turning off the computerWhile the system is ON, pressing the power switch for less than four seconds puts the system on sleep mode

ixWireless Operation Channel for Different DomainsN. America 2.412-2.462 GHz Ch01 through CH11Japan 2.412-2.484 GHz Ch01 through C

2-58 Chapter 2: Hardware information

3BIOS setupThis chapter tells how to change the system settings through the BIOS Setup menus. Detailed descriptions of the BIOS parameters are also pr

Chapter summary3ASUS Maximus IV Extreme3.1 Knowing BIOS ... 3-13.2 BIOS s

ASUS Maximus IV Extreme 3-13.1 Knowing BIOSBIOS (Basic Input and Output System) stores system hardware settings such as storage device conguration,

3-2 Chapter 3: BIOS setup3.2.1 EZ ModeBy default, the EZ Mode screen appears when you enter the BIOS setup program. The EZ Mode provides you an overv

ASUS Maximus IV Extreme 3-33.2.2 Advanced ModeThe Advanced Mode provides advanced options for experienced end-users to congure the BIOS settings. Th

3-4 Chapter 3: BIOS setupMenu itemsThe highlighted item on the menu bar displays the specic items for that menu. For example, selecting Main shows th

ASUS Maximus IV Extreme 3-53.3 Extreme Tweaker menuThe Extreme Tweaker menu items allow you to congure overclocking-related items.Be cautious when c

3-6 Chapter 3: BIOS setupScroll down to display the following items:Press <Enter> and select Yes to load the extreme OC pr

ASUS Maximus IV Extreme 3-7This item only appears when you set Turbo Ratio to [All Cores mode (Ad