Asus P5K/EPU Transaction Booster Auto, CPU Voltage Auto, CPU PLL Voltage Auto, Dram Voltage Auto

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Transaction Booster [Auto]

Configuration options: [Auto] [Disabled] [Enabled]

Relax Level [0]

This sub-item appears only when you set the Transaction Booster item to [Disabled]. Set this item to a higher level to get better compatibility. Use the <+> and <-> keys to adjust the value. The values range from 0 to 3.

Boost Level [0]

This sub-item appears only when you set the Transaction Booster item to [Enabled]. Set this item to a higher level to get better performance. Use the <+> and <-> keys to adjust the value. The values range from 0 to 3.

The following items only appear when you set the Ai Overclocking item to [Manual] or [Standard] and are adjusted by typing the desired values using the numeric keypad and press the <Enter> key. Use the <+> and <-> keys to adjust the value. To restore the default setting, type [auto] using the keyboard and press the <Enter> key.

CPU Voltage [Auto]

Allows you to set the CPU VCore voltage. The values range from 1.10000V to 1.70000V with a 0.00625V interval.

Refer to the CPU documentation before setting the CPU voltage. Setting a high voltage may damage the CPU!

CPU PLL Voltage [Auto]

Allows you to set the CPU PLL voltage. The values range from 1.50V to 2.78V with a 0.02V interval.

FSB Termination Voltage [Auto]

Allows you to select the front side bus termination voltage. The values range from 1.20V to 1.50V with a 0.02V interval.

Setting a high FSB termination voltage may damage the chipset and CPU.

DRAM Voltage [Auto]

Allows you to select the DRAM reference voltage. The values range from 1.80V to 3.08V with a 0.02V interval.

Refer to the DDR2 documentation before adjusting the memory voltage. Setting a very high memory voltage may damage the memory module(s)!

North Bridge Voltage [Auto]

Allows you to select the north bridge voltage. The values range from 1.25V to 1.91V with a 0.02V interval.

ASUS P5K/EPU

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Contents Motherboard Copyright 2008 ASUSTeK Computer INC. All Rights Reserved E3691 Second Edition FebruaryContents Bios setup Powering upAsus EPU Utility-AI Gear 3+ Software supportAsus PC Probe ATI CrossFire technology support Appendix CPU featuresCanadian Department of Communications Statement Federal Communications Commission StatementOperation safety Safety informationElectrical safety How this guide is organized Where to find more informationAbout this guide Typography Conventions used in this guideLAN P5K/EPU specifications summaryUSB Xiii Xiv It supports Chapter summary Welcome Package contentsProduct highlights Special featuresHigh Definition Audio Gigabit LAN solutionIeee 1394a support Pdif digital sound readyAI Nap Asus AI Lifestyle unique featuresAsus Quiet Thermal Solution Asus 3rd Generation 8-Phase Power DesignAsus Crystal Sound Precision Tweaker Asus Intelligent Performance and Overclocking featuresAsus MyLogo3 AI BoosterHardware2 information Chapter summary Before you proceed Before you install or remove any component, ensureScrew holes Placement directionMotherboard overview 24.5cm 9.6in Motherboard layoutLayout contents Internal connectors Central Processing Unit CPU To install a CPU Locate the CPU socket on the motherboard Installing the CPULoad plate Installing the CPU heatsink and fan Heatsink and fan assembly in place To uninstall the CPU heatsink and fan Uninstalling the CPU heatsink and fanNarrow end of the groove Overview System memorySockets Memory configurationsSS/DS Dimm SS Single-sided / DS Double-sided Dimm support Unlock a Dimm socket by pressing Installing a DimmRemoving a Dimm Expansion slots Installing an expansion cardConfiguring an expansion card To install an expansion cardThese IRQs are usually available for PCI devices Interrupt assignmentsIRQ assignments for this motherboard PCI Express x16 slots PCI slotsPCI Express x1 slots Primary PCI Express x16 slot Universal PCI Express slot max. x4 modeClear RTC RAM Clrtc JumperLAN port LED indications ConnectorsRear panel connectors Channel Audio 2, 4, 6, or 8-channel configurationIDE connector 40-1 pin Prie IDE Internal connectorsFloppy disk drive connector 34-1 pin Floppy SATA3 Right angle sideIeee 1394a port connector 10-1 pin IE13942 USB connectors 10-1 pin USB 78, USB 9 10, USB 11P5K/EPU Fan connectors ATX power connectors 24-pin EATXPWR, 4-pin ATX12V Chassis intrusion connector 4-1 pin ChassisAafp Front panel audio connector 10-1 pin AafpCD black Optical drive audio connector 4-pin CDReset button 2-pin Reset System panel connector 20-8 pin PanelSystem power LED 2-pin Pled ATX power button/soft-off button 2-pin PwrswAsus Q-Connector system panel Powering up Chapter summary Starting up for the first time Bios BeepTurning off the computer Using the OS shut down functionUsing the dual function power switch Bios setup Chapter summary Installing Asus Update Managing and updating your BiosAsus Update utility Updating the Bios through the Internet Complete the update process Updating the Bios through a Bios fileFlash Type Winbond W25X80 Asus EZ Flash 2 utilityTo update the Bios file using the Afudos utility Copying the current BiosUpdating the Bios file To copy the current Bios file using the Afudos utilityUtility verifies the file and starts updating the Bios Recovering the Bios from the USB flash disk Asus CrashFree Bios 3 utilityRecovering the Bios from the support DVD Bios setup program Menu bar Bios menu screenConfiguration SettingsPop-up window Configuration fieldsMenu items Sub-menu itemsFloppy Diskette a 1.44M, 3.5 Main menuSystem Time System Date Day xx/xx/xxxxType Auto LBA/Large Mode AutoPIO Mode Auto SataSata Configuration Sata Port1 Auto System Memory System InformationProcessor Ai Overclocking Auto JumperFree ConfigurationAdvanced menu Pcie Frequency Auto CPU Ratio Control AutoFSB Strap to North Bridge Auto FSB FrequencyDram Timing Control Auto Dram Command Rate AutoConfiguration options Auto 1T 2T Configuration options Auto Disabled EnabledFSB Termination Voltage Auto Transaction Booster AutoCPU Voltage Auto CPU PLL Voltage AutoCPU Voltage Reference Auto Clock Over-Charging Mode AutoSouth Bridge Voltage Auto Load-Line Calibration AutoUSB Configuration Legacy USB Support Auto Vanderpool Technology Enabled CPU ConfigurationC1E Support Enabled CPU TM Function EnabledChipset Max Cpuid Value Limit DisabledIntelR SpeedStep TM Tech. Disabled North Bridge Chipset ConfigurationMarvell IDE Controller Enabled OnBoard Devices ConfigurationHigh Definition Audio Enabled Onboard 1394 Controller EnabledPlug And Play O/S no Configuration options no YESPCIPnP Serial Port1 Address 3F8/IRQ4Acpi Version Disabled Power menuSuspend Mode Auto Repost Video on S3 Resume DisabledAPM Configuration Hardware Monitor Chassis Fan 1/2 Speed xxxxRPM or Ignored / N/A Chassis Q-Fan Control DisabledChassis Target Temperature 37C CPU Fan Profile Optimal1st ~ xxth Boot Device xxx Drive Boot menuBoot Device Priority Boot Settings Configuration Security Change Supervisor PasswordPassword Check Setup User Access Level Full AccessChange User Password Clear User PasswordAsus EZ Flash Tools menuAsus Ai Net Marvell Post Check LAN Cable DisabledExit & Discard Changes Load Setup DefaultsExit menu Exit & Save ChangesBios setup Software5 support Installing an operating system Running the support DVD Installing an operating systemSupport DVD information Drivers menu Marvell Yukon VCT Application Asus InstAll-Installation Wizard for UtilitiesUtilities menu Asus AI Suite Asus UpdateCyberLink PowerBackup Asus PC ProbeManual menu Asus Contact information Motherboard Info Displays the general specifications of the motherboardDisplays the support DVD contents in graphical format Other informationFilelist Displays the contents of the support DVD in text formatTechnical support Form Asus MyLogo3 Software informationAsus P5K/EPU AI NET2 Using the Virtual Cable TesterAsus PC Probe Installing PC ProbeUsing PC Probe To install PC Probe II on your computerButton Functioin PreferencesChanging the monitor panels position Hardware monitor panelsDMI browser WMI browserUsage PCI browserMemory usage Configuring PC ProbeAsus AI Suite Installing AI SuiteUsing AI Suite To install AI Suite on your computerOther feature buttons Click Asus EPU Utility-AI Gear 3+ Energy Saving Status Asus AI Nap Asus Q-Fan Click Apply at the bottom to save the setupAsus AI Booster Click OK and the Ready for incoming message appears Using AI Direct LinkAsus AI Direct Link Shared folder To connect to another computerName of the computer found Is listed. Click Open to open itsSoftware support ATI CrossFire6 technology support Chapter summary Before you begin Uninstall other graphics card drivers in your systemOverview RequirementsInstalling CrossFire graphics cards Asus P5K/EPU ATI MVP technology support Read the License Agreement, then click Yes Installing the device driversCancel Hardware Wizard window. ClickClick Finish Launching the Catalyst Control Center Using the Catalyst Control CenterCatalyst Control Center Dialog Box Hotkeys Profiles Help ATI MVP technology support CPU features Chapter summary System requirements Using the Intel EM64T featureIntel EM64T Enhanced Intel SpeedStep Technology EistUsing the Eist Intel Hyper-Threading Technology Using the Hyper-Threading TechnologyAppendix CPU features