Asus P5L 1394 manual Intel Hyper-Threading Technology, Using the Hyper -Threading Technology

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A.3 Intel® Hyper-Threading Technology

•The motherboard supports Intel® Pentium® 4 LGA775 processors

with Hyper-Threading Technology.

•Hyper-Threading Technology is supported under Windows® XP/2003 Server and Linux 2.4.x (kernel) and later versions only. Under Linux, use the Hyper-Threading compiler to compile the code. If you are using any other operating systems, disable the Hyper-Threading Techonology item in the BIOS to ensure system stability and performance.

•Installing Windows® XP Service Pack 1 or later version is recommended.

•Make sure to enable the Hyper-Threading Technology item in BIOS before installing a supported operating system.

•For more information on Hyper-Threading Technology, visit www. intel.com/info/hyperthreading.

Using the Hyper -Threading Technology

To use the Hyper-Threading Technology:

1.Install an Intel® Pentium® 4 CPU that supports Hyper-Threading Technology.

2.Power up the system and enter the BIOS Setup. Under the Advanced Menu, make sure that the item Hyper ‑Threading Technology is set to Enabled. See page 4-26 for details.

The BIOS item appears only if you installed a CPU that supports Hyper-Threading Technology.

3.Restart the computer.

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Contents Motherboard E2726 Revised edition October Contents PCI slots PCI Express x16 slot PCI Express x1 slots Powering upBios setup Connectors Rear panel connectors Internal connectorsSoftware support Appendix CPU featuresIntel EM64T Using the Intel EM64T feature Canadian 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 guideUSB LAN P5L 1394 specifications summaryAsus C.P.R Product Chapter summary Welcome Package contents Special featuresWelcome Package contentsProduct highlights Special featuresPdif digital sound ready Serial ATA technologyPCI Express interface Channel high definition audioInnovative Asus features Hardware2 information Before you proceed Motherboard overview System memory Expansion slots Jumpers ConnectorsOnboard LED Before you proceedScrew holes Placement directionMotherboard overview Motherboard layout P5LLayout contents Internal connectors Central Processing Unit CPU Installing the CPUTo install a CPU Locate the CPU socket on the motherboard CPU notch Page To install the CPU heatsink and fan Installing the CPU heatsink and fanCpufan Uninstalling the CPU heatsink and fan Narrow end of the groove Overview Memory configurationsSystem memory DDR2-667 Qualified Vendors Lists QVL DDR2-533Page Remove the Dimm from the socket Installing a DimmRemoving a Dimm Follow these steps to remove a DimmExpansion slots Installing an expansion cardConfiguring an expansion card To install an expansion cardThese IRQs are usually available for ISA or PCI devices Interrupt assignmentsStandard interrupt assignments IRQ assignments for this motherboardPCI Express x1 slots PCI slotsPCI Express x16 slot Clear RTC RAM Clrtc JumpersP5L 1394 USB Device Wake Up LAN port LED indications ConnectorsRear panel connectors Microphone port pink. This port connects a microphone Audio 2, 4, or 6-channel configurationInternal connectors SATA2 SATA3 Serial ATA hard disk drive connectionP5L 1394 Internal Audio Connector P5L 1394 Digital Audio Connector Chassis intrusion connector 4-1 pin Chassis CPU and Chassis Fan connectors 4-pin CPUFAN, 3-pin ChafanEATX12V ATX power button/soft-off button 2-pin Pwrsw Page Hardware information Powering up Starting up for the first time Powering off the computer Starting up for the first time AMI Bios beep codesUsing the dual function power switch Powering off the computerUsing the OS shut down function Bios setup Introduction DOS environment Managing and updating your BiosCreating a bootable floppy disk Do one of the following to create a bootable floppy diskWindows 2000 environment Copying the current BiosTo copy the current Bios file using the Afudos utility Afudos utilityTo update the Bios file using the Afudos utility Updating the Bios fileUtility verifies the file and starts updating the Bios Recovering the Bios from a floppy disk Asus CrashFree Bios utilityRecovering the Bios from the support CD Asus EZ Flash utility Installing Asus Update Asus Update utilityUpdating the Bios through the Internet Updating the Bios through a Bios file Bios setup program Navigation keys Bios menu screenConfiguration Menu barPop-up window Configuration fieldsMenu items Sub-menu itemsLegacy Diskette a 1 .44M, 3.5 Main menuSystem Time System Date Day xx/xx/xxxxBlock Multi -sector Transfer Auto LBA/Large Mode AutoPrimary IDE Master/Slave Type AutoSata 1, 2, 3 PIO Mode AutoDMA Mode Auto 32Bit Data Transfer DisabledType Auto IDE Detect Time Out IDE ConfigurationOnboard IDE Operate Mode Enhanced Mode Enhanced Mode Support On S-ATAProcessor Displays the auto-detected Bios informationDisplays the auto-detected CPU specification System InformationAI Overclocking Auto JumperFree ConfigurationAdvanced menu FSB/CPU External Frequency Synchronization Available Dram frequency options in various FSB settingsPCI Clock Synchronization Mode Auto CPU FrequencyCPU VCore Voltage Auto Spread Spectrum AutoMemory Voltage Auto USB Configuration Microcode Updation Enabled CPU ConfigurationCPU Ratio Adjustment Auto VID Cmos SettingCPU Internal Thermal Control Auto Execute Disable Function DisabledHyper Threading Technology Enabled Enhanced C1 Control AutoDram CAS# Latency 5 Clocks Configure Dram Timing by SPD EnabledDram RAS# to CAS# Delay 4 Clocks ChipsetOnboard 1394 Controller Enabled Onboard Devices ConfigurationBoot Graphic Adapter Priority PCI Express/PCI Onboard Audio Controller EnabledParallel Port Address OnBoard External -SATA EnabledParallel Port Mode ECP Serial Port1 Address 3F8/IRQ4Plug And Play O/S No PCI Latency TimerPalette Snooping Disabled PCI PnPAcpi 2.0 Support No Power menuSuspend Mode Auto Acpi Apic Support EnabledPower On By RTC Alarm Disabled APM ConfigurationPower Button Mode On/Off Restore on AC Power Loss Power OffPower On By PS/2 Keyboard Disabled Power On By External Modems DisabledPower On By PCI Devices Disabled Power On By Pcie Devices DisabledCPU Fan Speed RPM xxxxRPM or N/A CPU Q-Fan Control DisabledCPU Fan Profile Mode Optimal Hardware MonitorVcore Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage Chassis Fan1 Speed RPM xxxxRPM or N/A1st ~ xxth Boot Device 1st Floppy Drive Boot menuBoot Device Priority Boot Settings Configuration Security Interrupt 19 Capture DisabledChange Supervisor Password No Access prevents user access to the Setup utility User Access Level Full AccessChange User Password Exit menu Clear User PasswordPassword Check Setup Select this item to clear the user passwordDiscard Changes Load Setup DefaultsExit & Discard Changes Software5 support Chapter summary Running the support CD Installing an operating systemSupport CD information JMicron JMB 36X SATA/PATA Controller Driver Intel Chipset Inf Update programDrivers menu Realtek Audio DriverMicrosoft DirectX 9.0c Adobe Acrobat Reader Asus UpdateUtilities menu Asus PC ProbeAllows you to open the Realtek HDA Audio user’s manual Manuals menuRealtek HDA Audio User’s Manual Motherboard Info Displays the general specifications of the motherboardAsus Contact information Other informationTechnical support Form Displays the support CD contents in graphical formatBrowse this CD Filelist Asus MyLogo Software informationAsus P5L Realtek HD Audio Manager Audio configurationsExit Configuration optionsInformation MinimizeMixer Sound EffectMicrophone Audio I/O3D Audio Demo Features that the motherboard Supports CPU featuresIntel EM64T 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