Asus P5RD1-V O K, Apply, 10.Close the Display Properties window

8.On the Power schemes section, click , then select any option except Home/Office Desktop or Always On.

9.Click Apply, then click O K.

10.Close the Display Properties window.

After you adjust the power scheme, the CPU internal frequency slightly decreases when the CPU loading is low.

The screen displays and procedures may vary depending on the operating system.

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Appendix: CPU features

Contents

Page E1785 First Edition March Contents Chapter 1: Product introduction Chapter 2: Hardware information Chapter 3: Powering up Chapter 4: BIOS setup Chapter 5: Software support Appendix: CPU features Federal Communications Commission Statement Canadian Department of Communications Statement Electrical safety Operation safety How this guide is organized Where to find more information Conventions used in this guide P5RD1-Vspecifications summary Page Page Chapter summary 1.1Welcome Thank you for buying an ASUS® P5RD1-Vmotherboard 1.2Package contents Motherboard I/O modules 1.3.1Product highlights Onboard RAID solution PCI Express™ interface 8-channelhigh definition audio Temperature, fan, and voltage monitoring 1.3.2ASUS Proactive features 1.3.3Innovative ASUS features Hardware2 information Page 2.1Before you proceed Onboard LED 2.2.1Placement direction 2.2.2Screw holes 2.2.3Motherboard layout 2.2.4Layout Contents Page 2.3.1Installing the CPU Page Page 2.3.2Installing the CPU heatsink and fan Page 2.3.3Uninstalling the CPU heatsink and fan Page 2.4.1Overview 2.4.2Memory configurations Table Recommended memory configurations DDR400 Qualified Vendors List Page 2.4.3Installing a DIMM 2.4.4Removing a DIMM 2.5.1Installing an expansion card 2.5.2Configuring an expansion card 2.5.3Interrupt assignments 2.5.4PCI slots 2.5.5PCI Express x16 slot 2.5.6PCI Express x1 slot 2.6 Jumpers 1 . Clear RTC RAM (CLRTC) 2 . USB device wake-up (3-pinUSBPW12, USBPW34, USBPW56, USBPW78) 3 . CPU fan type selector (3-pinFANSEL) 2.7.1Rear panel connectors Audio 2, 4, 6, or 8-channelconfiguration 9 . USB 2.0 ports 3 and 10 . USB 2.0 ports 1 and 11 . VGA port 12 . PS/2 keyboard port (purple). This port is for a PS/2 keyboard 2.7.2Internal connectors 3 . Serial ATA connectors (7-pinSATA1, SATA2, SATA3, SATA4) 4 . CPU, Chassis, and Power fan connectors (4-pinCPU_FAN, 3-pinPWR_FAN, 3-pinCHA_FAN1) 5 . Serial port connector (10-1pin COM1) 6 . USB connectors (10-1pin USB56, USB78) 7 . ATX power connectors (24-pinEATXPWR, 4-pinATX12V) 8 . Optical drive audio connector (4-pinCD) 9 . GAME/MIDI port connector (16-1pin GAME) 10 . Chassis intrusion connector (4-1pin CHASSIS) 11 . Front panel audio connector (10-1pin AAFP) 12 . Digital Audio connector (6-1pin SPDIF_OUT) 13 . TV-outconnector (6-1pin TV_OUT) 14 . System panel connector (20-pinPANEL) •System power LED (Green 3-pinPLED) •Hard disk drive activity (Red 2-pinIDE_LED) System warning speaker (Orange •Power/Soft-offbutton (Yellow 2-pinPWR) Page Page Page 3.1Starting up for the first time AMI BIOS beep codes 3.2.1Using the OS shut down function 3.2.2Using the dual function power switch Page Page 4.1.1Creating a bootable floppy disk 4.1.2AFUDOS utility Updating the BIOS file afudos /i[filename] Page 4.1.3ASUS CrashFree BIOS 2 utility Recovering the BIOS from the support CD 4.1.4ASUS EZ Flash utility 4.1.5ASUS Update utility Updating the BIOS through the Internet Updating the BIOS through a BIOS file Open Save 4.2BIOS setup program 4.2.1BIOS menu screen 4.2.2Menu bar 4.2.3Navigation keys 4.2.4Menu items 4.2.5Sub-menuitems 4.2.6Configuration fields 4.2.7Pop-upwindow 4.2.8Scroll bar 4.3.1System Time [xx:xx:xx] 4.3.2System Date [Day xx/xx/xxxx] 4.3.3Legacy Diskette A [1.44M, 3.5 in.] 4.3.4Primary, Secondary, Third and Fourth IDE Master/Slave 4.3.5System Information 4.4.1USB Configuration 4.4.2JumperFree Configuration PCI Express Frequency [100] Spectrum [Auto] DDR Voltage [Auto] VCore Voltage Select [Auto] Over NB Core Voltage 1.2V [Auto] CPU Frequency [XXX] (value is auto-detected) Memory Clock Mode [Auto] Memory Frequency [300] Overclock Options [Overclock 5%] N.O.S. Mode [Auto] 4.4.3LAN Cable Status 4.4.4CPU Configuration Enhanced C1 Control [Auto] CPU Internal Thermal Control [Auto] Intel(R) SpeedStep Technology [Automatic] 4.4.5Chipset UMA Frame Buffer Size [64MB] Advanced NB Video Display Devices [Auto] TV Standard [NTSC] SouthBridge configuration AC97 & Azalia LINK A [Azalia Only] Serial ATA Controller [Enabled] 4.4.6Onboard Devices Configuration 4.4.7PCI PnP 4.5.1Suspend Mode [Auto] 4.5.2Repost Video on S3 Resume [No] 4.5.3ACPI 2.0 Support [No] 4.5.4ACPI APIC Support [Enabled] 4.5.5APM Configuration Power On By External Modems [Disabled] Power On By PCI Devices [Disabled] 4.5.6Hardware Monitor 4.6.1Boot Device Priority 4.6.2Boot Settings Configuration 4.6.3Security User Access Level (Full Access] No Access View Only Limited Full Access Clear User Password Password Check [Setup] Boot Sector Virus Protection [Disabled] 4.7Exit menu Exit & Save Changes Exit & Discard Changes Discard Changes Load Setup Defaults Exit & Save Changes Software5 support Page 5.2.1Running the support CD 5.2.2Drivers menu 5.2.3Utilities menu 5.2.4ASUS Contact information 5.2.5Other information Browse this CD Technical support Form Filelist 5.3.1ASUS MyLogo2™ Ratio 5.3.2AI NET Using the Virtual Cable Tester™ 5.3.3Audio configurations Sound Effect S/PDIF option SPDIF Speaker Configuration Speaker Configuration Auto Test UAJ Automatic AI Audio feature Connector Sensing Bracket Option HRTF Demo HRTF Demo Play Stop General settings General Language Rear panel audio ports function variation 5.4RAID configurations RAID RAID 0+1 JBOD Just a Bunch of Disks 5.4.1Installing hard disks 5.4.2ULI® RAID configurations Page 5.5Creating a RAID driver disk Page Page A.1.1 System requirements A.1.2 Using the EIST Apply 10.Close the Display Properties window Using the Hyper-ThreadingTechnology