Asus P5L 1394 manual Narrow end of the groove

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5.Rotate each fastener clockwise to ensure correct orientation when reinstalling.

The narrow end of the groove should point outward after resetting. (The photo shows the groove shaded for emphasis.)

Narrow end of the groove

Refer to the documentation in the boxed or stand-alone CPU fan package for detailed information on CPU fan installation.

2-12	Chapter 2: Hardware information

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Contents Motherboard E2726 Revised edition October Contents Powering up Bios setupConnectors Rear panel connectors Internal connectors PCI slots PCI Express x16 slot PCI Express x1 slotsAppendix CPU features Software supportIntel EM64T Using the Intel EM64T feature Federal Communications Commission Statement Canadian Department of Communications StatementOperation safety Safety informationElectrical safety How this guide is organized Where to find more informationAbout this guide Conventions used in this guide TypographyP5L 1394 specifications summary USB LANAsus C.P.R Product Welcome Package contents Special features Chapter summaryPackage contents WelcomeSpecial features Product highlightsSerial ATA technology PCI Express interfaceChannel high definition audio Pdif digital sound readyInnovative Asus features Hardware2 information System memory Expansion slots Jumpers Connectors Before you proceed Motherboard overviewBefore you proceed Onboard LEDScrew holes Placement directionMotherboard overview P5L Motherboard layoutLayout contents Internal connectors Central Processing Unit CPU Installing the CPUTo install a CPU Locate the CPU socket on the motherboard CPU notch Page Installing the CPU heatsink and fan To install the CPU heatsink and fanCpufan Uninstalling the CPU heatsink and fan Narrow end of the groove Overview Memory configurationsSystem memory Qualified Vendors Lists QVL DDR2-533 DDR2-667Page Installing a Dimm Removing a DimmFollow these steps to remove a Dimm Remove the Dimm from the socketInstalling an expansion card Configuring an expansion cardTo install an expansion card Expansion slotsInterrupt assignments Standard interrupt assignmentsIRQ assignments for this motherboard These IRQs are usually available for ISA or PCI devicesPCI Express x1 slots PCI slotsPCI Express x16 slot Jumpers Clear RTC RAM ClrtcP5L 1394 USB Device Wake Up LAN port LED indications ConnectorsRear panel connectors Audio 2, 4, or 6-channel configuration Microphone port pink. This port connects a microphoneInternal connectors Serial ATA hard disk drive connection SATA2 SATA3P5L 1394 Internal Audio Connector P5L 1394 Digital Audio Connector CPU and Chassis Fan connectors 4-pin CPUFAN, 3-pin Chafan Chassis intrusion connector 4-1 pin ChassisEATX12V ATX power button/soft-off button 2-pin Pwrsw Page Hardware information Powering up Starting up for the first time Powering off the computer AMI Bios beep codes Starting up for the first timeUsing the dual function power switch Powering off the computerUsing the OS shut down function Bios setup Introduction Managing and updating your Bios Creating a bootable floppy diskDo one of the following to create a bootable floppy disk DOS environmentCopying the current Bios To copy the current Bios file using the Afudos utilityAfudos utility Windows 2000 environmentUpdating the Bios file To update the Bios file using the Afudos utilityUtility verifies the file and starts updating the Bios Asus CrashFree Bios utility Recovering the Bios from a floppy diskRecovering the Bios from the support CD Asus EZ Flash utility Asus Update utility Installing Asus UpdateUpdating the Bios through the Internet Updating the Bios through a Bios file Bios setup program Bios menu screen ConfigurationMenu bar Navigation keysConfiguration fields Menu itemsSub-menu items Pop-up windowMain menu System TimeSystem Date Day xx/xx/xxxx Legacy Diskette a 1 .44M, 3.5LBA/Large Mode Auto Primary IDE Master/SlaveType Auto Block Multi -sector Transfer AutoPIO Mode Auto DMA Mode Auto32Bit Data Transfer Disabled Sata 1, 2, 3Type Auto IDE Configuration Onboard IDE Operate Mode Enhanced ModeEnhanced Mode Support On S-ATA IDE Detect Time OutDisplays the auto-detected Bios information Displays the auto-detected CPU specificationSystem Information ProcessorAI Overclocking Auto JumperFree ConfigurationAdvanced menu Available Dram frequency options in various FSB settings PCI Clock Synchronization Mode AutoCPU Frequency FSB/CPU External Frequency SynchronizationCPU VCore Voltage Auto Spread Spectrum AutoMemory Voltage Auto USB Configuration CPU Configuration CPU Ratio Adjustment AutoVID Cmos Setting Microcode Updation EnabledExecute Disable Function Disabled Hyper Threading Technology EnabledEnhanced C1 Control Auto CPU Internal Thermal Control AutoConfigure Dram Timing by SPD Enabled Dram RAS# to CAS# Delay 4 ClocksChipset Dram CAS# Latency 5 ClocksOnboard Devices Configuration Boot Graphic Adapter Priority PCI Express/PCIOnboard Audio Controller Enabled Onboard 1394 Controller EnabledOnBoard External -SATA Enabled Parallel Port Mode ECPSerial Port1 Address 3F8/IRQ4 Parallel Port AddressPCI Latency Timer Palette Snooping DisabledPCI PnP Plug And Play O/S NoPower menu Suspend Mode AutoAcpi Apic Support Enabled Acpi 2.0 Support NoAPM Configuration Power Button Mode On/OffRestore on AC Power Loss Power Off Power On By RTC Alarm DisabledPower On By External Modems Disabled Power On By PCI Devices DisabledPower On By Pcie Devices Disabled Power On By PS/2 Keyboard DisabledCPU Q-Fan Control Disabled CPU Fan Profile Mode OptimalHardware Monitor CPU Fan Speed RPM xxxxRPM or N/AChassis Fan1 Speed RPM xxxxRPM or N/A Vcore Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage1st ~ 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 Clear User Password Password Check SetupSelect this item to clear the user password Exit menuDiscard Changes Load Setup DefaultsExit & Discard Changes Software5 support Chapter summary Running the support CD Installing an operating systemSupport CD information Intel Chipset Inf Update program Drivers menuRealtek Audio Driver JMicron JMB 36X SATA/PATA Controller DriverAdobe Acrobat Reader Asus Update Utilities menuAsus PC Probe Microsoft DirectX 9.0cAllows you to open the Realtek HDA Audio user’s manual Manuals menuRealtek HDA Audio User’s Manual Displays the general specifications of the motherboard Asus Contact informationOther information Motherboard InfoTechnical support Form Displays the support CD contents in graphical formatBrowse this CD Filelist Software information Asus MyLogoAsus P5L Audio configurations Realtek HD Audio ManagerConfiguration options InformationMinimize ExitSound Effect MixerAudio I/O Microphone3D Audio Demo CPU features Features that the motherboard SupportsIntel EM64T Using the Intel EM64T feature Intel EM64TEnhanced Intel SpeedStep Technology Eist System requirementsUsing the Eist Using the Hyper -Threading Technology Intel Hyper-Threading TechnologyAppendix CPU features