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E2123
First Edition
July
Chapter
1: Product introduction
IRQ assignments for this motherboard
Chapter 2: BIOS Information
2.1 Managing and updating your BIOS
2.1.1 Creating a bootable floppy disk
2.1.2 Using AFUDOS to update the BIOS
2.1.3 Using AFUDOS to copy BIOS from PC
Chapter 3: Software support
3.2.1 Running the support CD
Where to find more information
Electrical safety
Operation safety
Conventions used in this guide
Typography
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Thank you for buying the ASUS® A8S-Xmotherboard
Check your motherboard package for the following items
1 x Ultra DMA 133/100/66 cables
1 x Serial ATA cable
1 x Serial ATA power cable
1.3.1 Product Highlights
1.3.2 Unique ASUS features
Onboard LED
1.5.1 Motherboard layout
1.5.2 Placement direction
1.5.3 Screw holes
1.6.1 Overview
1.6.2 Installing the CPU
1.7.1 DIMM sockets location
1.7.2Memory configurations
1.7.3 Installing a DIMM
Standard interrupt assignments
1.8.2 IRQ assignments for this motherboard
1.8.3 PCI slots
1.8.4 PCI Express x1 slot
1.8.5 PCI Express x16 slot
1.Clear RTC RAM (CLRTC)
To erase the RTC RAM:
1.Turn OFF the computer and unplug the power cord
3.Plug the power cord and turn ON the computer
Hold down the
2.USB device wake-up (3-pinUSBPW12, USBPW34, USBPW56, USBPW78)
1.10.1 Rear panel connectors
1.10.2 Internal connectors
3.ATX power connectors (24-pinATXPWR, 4-pinATX12V)
4.Internal audio connectors (4-pinCD, AUX)
5.CPU and chassis fan connectors (3-pinCPU_FAN, CHA_FAN, PWR_FAN)
6.USB header (10-1pin USB56, USB78)
7.Chassis intrusion connector (4-1pin CHASSIS)
8.GAME/MIDI connector (16-1pin GAME1)
9.Serial ATA connectors (7-pinSATA1, SATA2)
10.Front panel audio connector (10-1pin AAFP)
12.System panel connector (10-1pin PANEL)
This connector accommodates several system front panel functions
•System Power LED Lead (Green 3-pinPLED)
•System Warning Speaker Lead (Orange 4-pinSPEAKER)
•Reset Switch Lead (Blue 2-pinRESET)
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DOS environment
Windows® XP environment
Windows® 2000 environment
2.1.2 Using AFUDOS to update the BIOS
2.1.3 Using AFUDOS to copy BIOS from PC
2.1.4 Using ASUS EZ Flash to update the BIOS
2.1.5 Recovering the BIOS with CrashFree BIOS
2. When the BIOS update process is complete, reboot the system
To recover the BIOS from the support CD:
Place the support CD in the
<Ctrl+Alt+Delete
2.2.1 BIOS menu screen
2.2.2 Menu bar
2.2.3 Navigation keys
2.2.4 Menu items
2.2.5 Sub-menuitems
2.2.6 Configuration fields
2.2.7 Pop-upwindow
2.2.8 Scroll bar
2.3.1 System Time [xx:xx:xx]
2.3.2 System Date [Day xx/xx/xxxx]
2.3.3 Legacy Diskette A [1.44M, 3.5 in.]
2.3.4 Language [English]
Type [Auto]
LBA/Large Mode [Auto]
Block (Multi-sectorTransfer) [Auto]
PIO Mode [Auto]
DMA Mode [Auto]
2.3.6 Onboard PCI S-ATAController [Native]
2.3.7 System Information
2.4.1 JumperFree Configuration
2.4.2 USB Configuration
2.4.3 CPU Configuration
2.4.4 Chipset
CAS Latency (CL) [Auto]
TRAS [Auto]
TRP [Auto]
TRCD [Auto]
TRRD [Auto]
TRFC [Auto]
TRWT [Auto]
2.4.5 Onboard Devices Configuration
Serial Port Mode [Normal]
EPP Version [1.9]
ECP Mode DMA Channel [DMA3]
Onboard LAN Boot ROM [Disabled]
2.4.6 PCI PnP
2.4.7 AMD Cool ‘N Quiet Configuration
2.5.1 Suspend Mode [S1 & S3 (STR)]
2.5.2 Repost Video On S3 Resume [No]
2.5.3 ACPI 2.0 Support [No]
2.5.4 ACPI APIC Support [Enabled]
2.5.5 APM Configuration
2.5.6 Hardware Monitor
2.6.1 Boot Device Priority
2.6.2 Boot Settings Configuration
2.6.3 Security
User Access Level (Full Access]
No Access prevents user access to the Setup utility
Change User Password
Installed
To set a User Password:
Exit & Save Changes
Exit & Discard Changes
Discard Changes
Load Setup Defaults
<F5
Exit & Save Changes
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3.2.1 Running the support CD
3.2.2 Drivers menu
3.2.3 Utilities menu
ASUS PC Probe
Install ASUS Update
ASUS Screen Saver
ASUS Cool’n’Quiet Utility
Acrobat Reader
3.2.4 Make Disk
3.2.5 Manual
3.2.6 ASUS Contact Information