MotherboardA7S266-VM/U2User Guide
xBIOS featuresIndustry standardManageabilityForm FactorSupport CD contentsAccessoriesA7S266-VM/U2 specifications summary* Specifications are subject t
1-1ASUS A7S266-VM/U2 MotherboardThis chapter gives information about the ASUSA7S266-VM/U2 motherboard that came with thesystem.This chapter includes t
1-21.1 Welcome!Thank you for buying the ASUS® A7S266-VM/U2 motherboard!The ASUS A7S266-VM/U2 motherboard is loaded with the most advancedtechnologies
ASUS A7S266-VM/U2 Motherboard1-31.3 Motherboard componentsBefore you install the motherboard, learn about its major components and availablefeatures t
1-4Chapter 1: Motherboard Information131412CPU Sockets. Socket 462 (Socket A) Zero Insertion Force (ZIF) socket forthe AMD Athlon XP 2200+/Athlon/Dur
ASUS A7S266-VM/U2 Motherboard1-5LAN PHY. The SiS 962L integrated 10/100Mbps Fast Ethernet withRealtek external PHY allows connection to a Local Area N
1-6Chapter 1: Motherboard Information1.4 Motherboard layout24.5cm (9.64in)24.5cm (9.64in)IDE1FLOPPYA7S266-VM/U2SiS962LChipsetCR2032 3VLithium CellCMO
ASUS A7S266-VM/U2 Motherboard1-71.5 Before you proceedTake note of the following precautions before you install motherboard componentsor change any mo
1-8Chapter 1: Motherboard Information1.6 Motherboard installationBefore you install the motherboard, study the configuration of your chassis toensure
ASUS A7S266-VM/U2 Motherboard1-91.7 Central Processing Unit (CPU)The motherboard provides a Socket A (462) for CPU installation. AMD processorsoffer g
iiCopyright © 2003 ASUSTeK COMPUTER INC. All Rights Reserved.No part of this manual, including the products and software described in it, may bereprod
1-10Chapter 1: Motherboard Information1.8 System memoryThe motherboard has two Double Data Rate (DDR) DIMM sockets and two SingleData Rate (SDR) DIMM
ASUS A7S266-VM/U2 Motherboard1-111.9 Expansion slotsThe A7S266-VM/U2 motherboard has four (4) expansion slots. The following sub-sections describe the
1-12Chapter 1: Motherboard Information1.10 JumpersThis section describes and illustrates the jumpers on the motherboard.1. USB device wake-up (3-pin
ASUS A7S266-VM/U2 Motherboard1-131.11 ConnectorsThis section describes and illustrates the connectors on the motherboard.1. IDE connectors (40-1 pin I
1-14Chapter 1: Motherboard Information3. ATX power connectors (20-pin ATXPWR1)These connectors connect to an ATX 12V power supply. The plugs from the
ASUS A7S266-VM/U2 Motherboard1-154. USB headers (10-1 pin USB56, USB34)If the USB ports on the rear panel are inadequate, a USB header isavailable for
1-16Chapter 1: Motherboard Information7. Front panel audio connectors (10-1 pin FP_AUDIO1)(on audio models only)This is an interface for the Intel fr
ASUS A7S266-VM/U2 Motherboard1-1710. S/PDIF connector (4-1 pin SPDIF_OUT1) (on audio models only)This 4-pin connector accomodates a 4-pin S/PDIF out c
1-18Chapter 1: Motherboard Information11. Serial connector (9-pin COM2 )This 9-pin connector connects to the Serial COM2 bracket. Connect theCOM2 cab
ASUS A7S266-VM/U2 Motherboard1-19• System Management Interrupt Lead (2-pin SMI#)This 2-pin connector permits switching to suspend mode, or “Green” mod
iiiContentsNotices ...vSafety information ...
1-20Chapter 1: Motherboard Information
ASUS A7S266-VM/U2 Motherboard2-1This chapter gives information about the ASUSA7S266-VM/U2 Basic Input/Output System(BIOS).This chapter includes updati
2-2Chapter 2: BIOS Information2.1.1 Using ASUS EZ Flash to update the BIOSThe ASUS EZ Flash feature allows you to easily update the BIOS without havin
ASUS A7S266-VM/U2 Motherboard2-35. At the prompt, “Please Enter File Name for NEW BIOS: _”, type in the BIOS filename that you downloaded from the ASU
2-4Chapter 2: BIOS InformationThe BIOS information in the above screen is for reference only. What you seeon your screen may not be exactly the same a
ASUS A7S266-VM/U2 Motherboard2-51. Download an updated ASUS BIOS file from the Internet (WWW or FTP) (seeASUS CONTACT INFORMATION on page x for detail
2-6Chapter 2: BIOS Information6. When prompted to confirm the BIOS update, press Y to start the update.7. The utility starts to program the new BIOS i
ASUS A7S266-VM/U2 Motherboard2-72.1.3 CrashFree BIOS 2 (BIOS Auto-recovery Procedure)The CrashFree BIOS 2 feature allows users to boot the computer fr
2-8Chapter 2: BIOS Information2.2 BIOS Setup programUse the BIOS Setup program when you are installing a motherboard, reconfiguringyour system, or pro
ASUS A7S266-VM/U2 Motherboard2-92.2.2 Legend barAt the bottom of the Setup screen is a legend bar. The keys in the legend bar allowyou to navigate thr
ivContents2.3 Main Menu... 2-102.3.1 Primary and Secondary Master/Slave ...
2-10Chapter 2: BIOS Information2.3 Main MenuWhen you enter the Setup program, the following screen appears.Sub-menu Note that a right pointer symbol (
ASUS A7S266-VM/U2 Motherboard2-11System Date [XX/XX/XXXX]Sets the system to the date that you specify (usually the current date). The formatis month,
2-12Chapter 2: BIOS Information2.3.1 Primary and Secondary Master/SlaveType [Auto]Select [Auto] to automatically detect an IDE hard disk drive. If aut
ASUS A7S266-VM/U2 Motherboard2-13If no drive is installed or if you are removing a drive and not replacing it, select[None].Other options for the Type
2-14Chapter 2: BIOS InformationSMART Monitoring [Disabled]This field allows you to enable or disable the S.M.A.R.T. (Self-Monitoring, Analysisand Repo
ASUS A7S266-VM/U2 Motherboard2-15Boot Up NumLock Status [On]This field enables users to activate the Number Lock function upon system boot.Configurati
2-16Chapter 2: BIOS InformationPS/2 Mouse Function Control [Auto]The default setting [Auto] allows the system to detect a PS/2 mouse at startup. If am
ASUS A7S266-VM/U2 Motherboard2-17SDRAM CAS Latency [3T]This item controls the latency between the SDRAM read command and the timethe data actually bec
2-18Chapter 2: BIOS Information2.4.2 I/O Device ConfigurationFloppy Disk Access Control [R/W]When set to [Read Only], this parameter protects files fr
ASUS A7S266-VM/U2 Motherboard2-192.4.3 PCI ConfigurationOnboard MIDI I/O [Disabled]This field allows you to select the I/O address for the MIDI port.
vNoticesFederal Communications Commission StatementThis device complies with FCC Rules Part 15. Operation is subject to thefollowing two conditions:•
2-20Chapter 2: BIOS Information2.4.3.1 Onboard PCI Devices ControlOnboard LAN Controller [Enabled]This field allows you to enable or disable the onboa
ASUS A7S266-VM/U2 Motherboard2-21Power Management [User Defined]This field allows you to activate or deactivate the automatic power saving features.Wh
2-22Chapter 2: BIOS Information2.5.1 Power Up ControlAC PWR Loss Restart [Disabled]This allows you to set whether or not to reboot the system after po
ASUS A7S266-VM/U2 Motherboard2-23Power Up On PCI Card [Disabled]When set to [Enabled], this parameter allows you to turn on the system through aPCI LA
2-24Chapter 2: BIOS Information2.6 Boot MenuBoot SequenceThe Boot menu allows you to select four types of boot devices using the up and downarrow keys
ASUS A7S266-VM/U2 Motherboard2-25Other Boot Device [INT18 Device (Network)]Configuration options: [Disabled] [SCSI Boot Device] [INT18 Device (Network
2-26Chapter 2: BIOS InformationExit Discarding ChangesSelect this option only if you do not want to save the changes that you made to theSetup progra
3-1ASUS A7S266-VM/U2 MotherboardThis chapter helps you power up yoursystem and install drivers and utilities thatcame with the support CD.Starting UpC
3-2Chapter 3: Starting-Up3.1 Install an operating systemThe A7S266-VM/U2 motherboard supports Windows ME/NT/2000/XPoperating systems (OS). Always inst
ASUS A7S266-VM/U2 Motherboard3-33.2.2 Drivers menusSiS Mini IDE DriverClick this item to load the installation wizard and install the SiS mini IDEdriv
viSafety informationElectrical safety• To prevent electrical shock hazard, disconnect the power cable fromthe electrical outlet before relocating the
3-4Chapter 3: Starting-UpASUS UpdateInstalls utility to download and update motherboard BIOS & drivers.Microsoft DirectX 8.1 DriverThis item insta
viiWhere to find more informationRefer to the following sources for additional information and for productand software updates.1. ASUS WebsitesThe ASU
viiiASUS contact informationASUSTeK COMPUTER INC. (Asia-Pacific)Address: 150 Li-Te Road, Peitou, Taipei, Taiwan 112General Tel: +886-2-2894-3447Genera
ixA7S266-VM/U2 specifications summaryCPUChipsetFront Side Bus (FSB)MemoryExpansion slotsIDEAudio (optional)VGALAN (optional)Special FeaturesBack Panel
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