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Motherboard
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Specs
Install
Password
Memory configurations
Reset button 2-pin Reset
User Access Level Full Access
Bios setup
Dram Command Rate Auto
Internal connectors
Bios Beep
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P5K/EPU
Motherboard
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Contents
Motherboard
Copyright 2008 ASUSTeK Computer INC. All Rights Reserved
E3873 Third Edition April
Contents
Bios setup
Powering up
Software support
Installing an operating system Support DVD information
ATI CrossFire technology support
Appendix CPU features
Overview
Intel EM64T
Canadian Department of Communications Statement
Federal Communications Commission Statement
Electrical safety
Safety information
Operation safety
About this guide
Where to find more information
How this guide is organized
Typography
Conventions used in this guide
LAN
P5K/EPU specifications summary
USB
Xiii
Xiv
It supports
Chapter summary
Welcome
Package contents
Product highlights
Special features
Ieee 1394a support
Gigabit LAN solution
Pdif digital sound ready
High Definition Audio
Asus Quiet Thermal Solution
Asus AI Lifestyle unique features
Asus 3rd Generation 8-Phase Power Design
AI Nap
Asus Crystal Sound
Asus MyLogo3
Asus Intelligent Performance and Overclocking features
AI Booster
Precision Tweaker
Hardware2 information
Chapter summary
Before you proceed
Before you install or remove any component, ensure
Motherboard overview
Placement direction
Screw holes
24.5cm 9.6in
Motherboard layout
Layout contents
Internal connectors
Central Processing Unit CPU
To install a CPU Locate the CPU socket on the motherboard
Installing the CPU
Load 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 fan
Narrow end of the groove
Overview
System memory
Sockets
Memory configurations
SS/DS
Dimm
SS Single-sided / DS Double-sided Dimm support
Removing a Dimm
Installing a Dimm
Unlock a Dimm socket by pressing
Configuring an expansion card
Installing an expansion card
To install an expansion card
Expansion slots
IRQ assignments for this motherboard
Interrupt assignments
These IRQs are usually available for PCI devices
PCI Express x1 slots
PCI slots
PCI Express x16 slots
Primary PCI Express x16 slot
Universal PCI Express slot max. x4 mode
Clear RTC RAM Clrtc
Jumper
Rear panel connectors
Connectors
LAN port LED indications
Channel
Audio 2, 4, 6, or 8-channel configuration
Floppy disk drive connector 34-1 pin Floppy
Internal connectors
IDE connector 40-1 pin Prie IDE
SATA3
Right angle side
Ieee 1394a port connector 10-1 pin IE13942
USB connectors 10-1 pin USB 78, USB 9 10, USB 11
P5K/EPU Fan connectors
ATX power connectors 24-pin EATXPWR, 4-pin ATX12V
Chassis intrusion connector 4-1 pin Chassis
Aafp
Front panel audio connector 10-1 pin Aafp
CD black
Optical drive audio connector 4-pin CD
System power LED 2-pin Pled
System panel connector 20-8 pin Panel
ATX power button/soft-off button 2-pin Pwrsw
Reset button 2-pin Reset
Asus Q-Connector system panel
Powering up
Starting up for the first time Turning off the computer
Starting up for the first time
Bios Beep
Using the dual function power switch
Using the OS shut down function
Turning off the computer
Bios setup
Chapter summary
Asus Update utility
Managing and updating your Bios
Installing Asus Update
Updating the Bios through the Internet
Complete the update process
Updating the Bios through a Bios file
Flash Type Winbond W25X80
Asus EZ Flash 2 utility
Updating the Bios file
Copying the current Bios
To copy the current Bios file using the Afudos utility
To update the Bios file using the Afudos utility
Utility verifies the file and starts updating the Bios
Recovering the Bios from the support DVD
Asus CrashFree Bios 3 utility
Recovering the Bios from the USB flash disk
Bios setup program
Configuration
Bios menu screen
Settings
Menu bar
Menu items
Configuration fields
Sub-menu items
Pop-up window
System Time
Main menu
System Date Day xx/xx/xxxx
Floppy Diskette a 1.44M, 3.5
PIO Mode Auto
LBA/Large Mode Auto
Sata
Type Auto
Sata Configuration
Processor
System Information
System Memory
Advanced menu
JumperFree Configuration
Ai Overclocking Auto
FSB Strap to North Bridge Auto
CPU Ratio Control Auto
FSB Frequency
Pcie Frequency Auto
Configuration options Auto 1T 2T
Dram Command Rate Auto
Configuration options Auto Disabled Enabled
Dram Timing Control Auto
CPU Voltage Auto
Transaction Booster Auto
CPU PLL Voltage Auto
FSB Termination Voltage Auto
South Bridge Voltage Auto
Clock Over-Charging Mode Auto
Load-Line Calibration Auto
CPU Voltage Reference Auto
USB Configuration
Legacy USB Support Auto
C1E Support Enabled
CPU Configuration
CPU TM Function Enabled
Vanderpool Technology Enabled
IntelR SpeedStep TM Tech. Disabled
Max Cpuid Value Limit Disabled
North Bridge Chipset Configuration
Chipset
High Definition Audio Enabled
OnBoard Devices Configuration
Onboard 1394 Controller Enabled
Marvell IDE Controller Enabled
PCIPnP
Configuration options no YES
Serial Port1 Address 3F8/IRQ4
Plug And Play O/S no
Suspend Mode Auto
Power menu
Repost Video on S3 Resume Disabled
Acpi Version Disabled
APM Configuration
Hardware Monitor
Chassis Target Temperature 37C
Chassis Q-Fan Control Disabled
CPU Fan Profile Optimal
Chassis Fan 1/2 Speed xxxxRPM or Ignored / N/A
Boot Device Priority
Boot menu
1st ~ xxth Boot Device xxx Drive
Boot Settings Configuration
Security
Change Supervisor Password
Change User Password
User Access Level Full Access
Clear User Password
Password Check Setup
Asus EZ Flash
Tools menu
Asus Ai Net
Marvell Post Check LAN Cable Disabled
Exit menu
Load Setup Defaults
Exit & Save Changes
Exit & Discard Changes
Software5 support
Chapter summary
Support DVD information
Installing an operating system
Running the support DVD
Drivers menu
Utilities menu
Asus InstAll-Installation Wizard for Utilities
Marvell Yukon VCT Application
CyberLink PowerBackup
Asus Update
Asus PC Probe
Asus AI Suite
Manual menu Asus Contact information
Displays the support DVD contents in graphical format
Displays the general specifications of the motherboard
Other information
Motherboard Info
Technical support Form
Displays the contents of the support DVD in text format
Filelist
Asus MyLogo3
Software information
Asus P5K/EPU
AI NET2
Using the Virtual Cable Tester
Using PC Probe
Installing PC Probe
To install PC Probe II on your computer
Asus PC Probe
Button Functioin
Preferences
Changing the monitor panels position
Hardware monitor panels
DMI browser
WMI browser
Usage
PCI browser
Memory usage
Configuring PC Probe
Using AI Suite
Installing AI Suite
To install AI Suite on your computer
Asus AI Suite
Other 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 setup
Asus AI Booster
Asus AI Direct Link
Using AI Direct Link
Click OK and the Ready for incoming message appears
Name of the computer found
To connect to another computer
Is listed. Click Open to open its
Shared folder
Software support
ATI CrossFire6 technology support
Chapter summary
Overview
Uninstall other graphics card drivers in your system
Requirements
Before you begin
Installing CrossFire graphics cards
Asus P5K/EPU
ATI MVP technology support
Cancel
Installing the device drivers
Hardware Wizard window. Click
Read the License Agreement, then click Yes
Click Finish
Launching the Catalyst Control Center
Using the Catalyst Control Center
Catalyst Control Center Dialog Box
Hotkeys
Profiles
Help
ATI MVP technology support
CPU features
Intel EM64T
Intel EM64T
Using the Intel EM64T feature
Enhanced Intel SpeedStep Technology Eist
System requirements
Using the Eist
Intel Hyper-Threading Technology
Using the Hyper-Threading Technology
Appendix CPU features
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