Motherboard
E2126 First Edition July
Contents
Chapter Bios Setup
Federal Communications Commission Statement
Canadian Department of Communications Statement
Electrical safety
Operation safety
Conventions used in this guide
Where to find more information
How this guide is organized
A7N8X-XE Specifications Summary
Support CD
Page
Introduction
Welcome
Package contents
Special features
Coaxial S/PDIF out
Serial ATA technology
Integrated 10/100 LAN controller
USB 2.0 technology
Innovative Asus features
Before you proceed
Motherboard overview
Motherboard layout
Placement direction
Screw holes
Overview
Installing the CPU
Central Processing Unit CPU
Recommended memory configurations
System memory
Memory configurations
DDR400 Qualified Vendors List
SS/DS
Installing a Dimm
Removing a Dimm
2 Configuring an expansion card
Installing an expansion card
Expansion slots
Standard interrupt assignments
IRQ assignments for this motherboard
AGP slot
PCI slots
Jumpers
Clear RTC RAM Clrtc
PS2/USB Device Wake-up 3-pin PS2USBPW
A7N8X-XE PS2/USB Device Wake-up
Audio 2, 4, or 6-channel configuration
Connectors
Rear panel connectors
IDE connectors 40-1 pin PRIIDE, Secide
Internal connectors
Floppy disk drive connector 34-1 pin Floppy
Serial ATA connectors 7-pin SATA1, SATA2
CPU and chassis fan connectors 3-pin CPUFAN, Chafan
USB connectors 10-1 pin USB56, USB78
Internal audio connectors 4-pin CD, AUX
Front panel audio connectors 10-1 pin Fpaudio
ATX power connector 20-pin Atxpwr
Reset button 2-pin Reset
System panel connector 20-pin Panel
System power LED 3-1 pin Pled
ATX power button/soft-off button 2-pin Pwrbtn
Bios Setup
Managing and updating your Bios
Creating a bootable floppy disk
Afudos /ofilename
Using Afudos to copy the current Bios
Using Afudos to update the Bios
Afudos /i filename.rom
Asus CrashFree Bios utility
Using Asus EZ Flash to update the Bios
To update the Bios using Asus EZ Flash
Updating the Bios through the Internet
Asus Update utility
Installing Asus Update
Updating the Bios through a Bios file
Bios setup program
Flash ROM
Tab
Bios menu bar
Navigation keys
F10
Scroll bar
Saving changes and exiting the Setup program
General help
Sub-menu
System Time hhmmss
Legacy Diskette B Disabled
Main menu
System Date day, mm dd yyyy
Block Multi-sector Transfer M Auto
LBA/Large Mode Auto
Type Auto
Type Auto
System Information
AI Overclock Tuner Auto
Bios Setup Utility
JumperFree Configuration
JumperFree Configuration
USB Configuration
USB Controller Enabled
USB 2.0 Support Enabled
Legacy USB Support Auto
Chipset
CPU Internal Cache Disabled
CPU Configuration
NorthBridge Configuration
C1 Discounnect Auto Mode
MDA Access Control PCI
TV Mode Support Default
NorthBridge Chipset Configuration
Dram Timing Auto
System Performance Settings
Memory Clock Auto
Tras
OnBoard Sata Controller Enabled
Onboard LAN Enabled
MAC Bridge Mode Auto
Sata Operation Mode non-RAID
Onboard Devices Configuration
PCIPnP
Acpi Apic Support Enabled
Power menu
Suspend Mode Auto
Repost Video on S3 Resume No
APM Configuration
RTC Resume Disabled
PME Resume Disabled
Ring-In Power On Disabled
Resume On PS/2 Keyboard Enabled
Vcore Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage
MB Temperature xxxC/xxxF CPU Temperature xxxC/xxxF
Hardware Monitor
1st ~ xxth Boot Device Removable
Boot menu
Boot Device Priority
CDROMSM-ASUS DVD
Boot Settings Configuration
Change Supervisor Password
Wait for ʻF1ʼ If Error Enabled
Hit ʻDELʼ Message Display Enabled
Change Supervisor Password
Change User Password
Exit & Save Changes
Load Setup Defaults
Exit menu
Exit & Discard Changes
Software Support
Running the support CD
Installing an operating system
Support CD information
Drivers menu
Utilities menu
Asus Screen Saver
Asus Update
Contacts menu
Adobe Acrobat Reader Microsoft DirectX 9.0c