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Copyright
This publication, including all photographs, illustrations and software, is protected
under international copyright laws, with all rights reserved. Neither this manual, nor
any of the material contained herein, may be reproduced without written consent of
the author.
Version 1.1
Disclaimer
The information in this document is subject to change without notice. The
manufacturer makes no representations or warranties with respect to the contents
hereof and specifically disclaims any implied warranties of merchantability or fitness
for any particular purpose. The manufacturer reserves the right to revise this
publication and to make changes from time to time in the content hereof without
obligation of the manufacturer to notify any person of such revision or changes.
Trademark Recognition
Microsoft, MS-DOS and Windows are registered trademarks of Microsoft Corp.
MMX, Pentium, Pentium-II, Pentium-III, Celeron are registered trademarks of Intel
Corporation.
Other product names used in this manual are the properties of their respective owners
and are acknowledged.
Federal Communications Commission (FCC)
This equipment has been tested and found to comply with the limits for a Class B
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful interference in a residential installation.
This equipment generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with the instructions, may cause harmful interference
to radio communications. However, there is no guarantee that interference will not
occur in a particular installation. If this equipment does cause harmful interference to
radio or television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or more of the
following measures:
Reorient or relocate the receiving antenna.
Increase the separation between the equipment and the receiver.
Connect the equipment onto an outlet on a circuit different from that to which
the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help.
Shielded interconnect cables and a shielded AC power cable must be employed with
this equipment to ensure compliance with the pertinent RF emission limits governing
this device. Changes or modifications not expressly approved by the system's
manufacturer could void the user's authority to operate the equipment.
Preface

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Table of Contents
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Summary of Contents for ECS L4S8A2

  • Page 1 Preface Copyright This publication, including all photographs, illustrations and software, is protected under international copyright laws, with all rights reserved. Neither this manual, nor any of the material contained herein, may be reproduced without written consent of the author. Version 1.1 Disclaimer The information in this document is subject to change without notice.
  • Page 2 Declaration of Conformity This device complies with part 15 of the FCC rules. Operation is subject to the following conditions: − This device may not cause harmful interference, and − This device must accept any interference received, including interference that may cause undesired operation. Canadian Department of Communications This class B digital apparatus meets all requirements of the Canadian Interference- causing Equipment Regulations.
  • Page 3: Table Of Contents

    Preface CHAPTER 1 Introducing the Mainboard Introduction ....................1 Checklist .....................2 Standard Items ....................2 Features .....................3 Choosing a Computer Case ...............5 Mainboard Components ................6 CHAPTER 2 Installing the Mainboard Safety Precautions..................8 Quick Guide ....................8 Installing the Mainboard in a Case..............9 Checking Jumper Settings ................9 Setting Jumpers ....................
  • Page 4 Advanced BIOS Setup Option............... 33 Advanced Chipset Features Option ............... 36 Integrated Peripherals ..................38 Power Management Setup Option ..............43 PNP/PCI Configurations................47 PC Health Status Option................48 Frequency/Voltage Control................49 Load Fail-Safe Defaults Option..............50 Load Optimized Defaults Option..............50 Set Supervisor/User Password...............
  • Page 5: Introducing The Mainboard

    Introducing the Mainboard Thank you for choosing the L4S8A2 mainboard. The L4S8A2 mainboard is a high–performance, enhanced function mainboard that supports Socket 478 Pentium 4 processors with system speeds up to 533MHz for high-end business or personal desktop markets. The mainboard incorporates the SiS648 Northbridge and SiS963 Southbridge chipsets.
  • Page 6: Checklist

    Compare the mainboard’s package contents with the following checklist: Standard Items • One mainboard • One diskette drive ribbon cable (optional) • One IDE drive ribbon cable • One auto-install software support CD • One I/O panel • One cooling fan retention module •...
  • Page 7: Features

    Processor The L4S8A2 mainboard uses a micro PGA 478-pin socket that has the following features: • Supports 400/533 MHz system bus • Supports “Hyper-Threading” technology CPU • Accommodates Pentium 4 processors at 1.5G/1.6G/1.7G… 2.5G and above “Hyper-Threading” technology enables the operating system into thinking it’s hooked up to two processors, allowing two...
  • Page 8 • Two IDE connectors which support four IDE channels and a floppy disk drive interface The L4S8A2 supports Ultra DMA bus mastering with transfer rates of 33/66/100/133 MB/sec. Onboard LAN RTL8201BL is a Fast Ethernet Phyceiver with an MII (Media (optional) Independent Interface)/SNI (Serial Network Interface).
  • Page 9: Choosing A Computer Case

    There are many types of computer cases on the market. The mainboard complies with the specifications for the ATX system case. Some features on the mainboard are implemented by cabling connectors on the mainboard to indicators and switches on the system case. Ensure that your case supports all the features required.
  • Page 11 Table of Mainboard Components Label Component AGP1 Accelerated Graphics Port ATX1 Standard 20-pin ATX power connector ATX2 CPU Vcore power connector AUDIO1 Front audio connector AUXIN1* Extra line-in connector Three volt realtime clock battery CASFAN1 Case fan connector CDIN1 Primary CD-in connector CDIN2* Secondary CD-in connector CNR1*...
  • Page 12: Installing The Mainboard

    Installing the Mainboard Follow these safety precautions when installing the mainboard: • Wear a grounding strap attached to a grounded device to avoid damage from static electricity. • Discharge static electricity by touching the metal case of a safely grounded object before working on the mainboard. •...
  • Page 13: Installing The Mainboard In A Case

    Refer to the following illustration and instructions for installing the mainboard in a case: This illustration shows an 2. Secure the mainboard with example of a mainboard being screws where appropriate. installed in a tower-type case: Note: Do not overtighten the screws as this can stress the mainboard.
  • Page 14: Checking Jumper Settings

    Checking Jumper Settings The following illustration shows the location of the mainboard jumpers. Pin 1 is labeled. Jumper Settings Jumper Type Description Setting (default) 3-pin Clear CMOS 1-2: Normal 2-3: Clear CMOS JP1 – Enables you to clear the BIOS. Follow these instructions: Turn the system off.
  • Page 15: Connecting Case Components

    Connecting Case Components After you have installed the mainboard into a case, you can begin connecting the mainboard components. Refer to the following: Connect the Pentium 4 processor auxiliary case power supply connector to ATX2. Connect the standard power supply connector to ATX1.
  • Page 16 CPUFAN1/PWRFAN1 (optional)/CASFAN1: FAN Power Connectors Signal Name Function System Ground +12V Power +12V Sense Sensor SPEAKER1: Internal speaker Signal Name Signal Ground SJ1: Single color LED header Signal Name Function ACPI LED MSG LED (-) green ACPI LED MSG LED (-) green SB5V Power LED (+) ACPI LED function:...
  • Page 17: Front Panel Connector

    Front Panel Connector The front panel connector (PANEL1) provides a standard set of switch and LED connectors commonly found on ATX or micro-ATX cases. Refer to the table below for information: Signal Name Function HD_LED_P Hard disk LED (positive) FP PWR/SLP MSG LED [dual color or single color (+)] HD_LED_N Hard disk active LED (negative)
  • Page 18: Installing Hardware

    Installing the Processor Caution: When installing a CPU heatsink and cooling fan make sure that you DO NOT scratch the mainboard or any of the surface-mount resistors with the clip of the cooling fan. If the clip of the cooling fan scrapes across the mainboard, you may cause serious damage to the mainboard or its components.
  • Page 19 Note: The pin-1 corner is marked with an arrow Follow these instructions to install the Retention Module and CPU: Remove the existing retention module (if applicable). Position the backplate against the underside of the mainboard; secure the 4 screws firmly on the retention module.
  • Page 20 Locate the CPU cut edge (the corner with the pinhole noticeably missing). Align and insert the CPU correctly. Press the lever down. Apply thermal grease on top of the CPU. Put the CPU Fan down on the retention module and snap the four retention legs of the cooling fan into place.
  • Page 21: Installing Memory Modules

    Installing Memory Modules This mainboard accommodates three 184-pin 2.5V unbuffered Double Data Rate (DDR) SDRAM memory modules. The memory chips must be standard or registered SDRAM (Synchronous Dynamic Random Access Memory). The memory bus can run up to 166 MHz. When you installed DDR333 memory modules, the memory bus can run up to 166 MHz.
  • Page 22: Installing A Hard Disk Drive/Cd-Rom

    Install the DIMM module into the slot and press it firmly down until it seats correctly. The slot latches are levered upwards and latch on to the edges of the DIMM. Install any remaining DIMM modules. DDR SDRAM memory module table: DDR 266 3 DIMMS DDR 333...
  • Page 23 Installing a Hard Disk Drive Install the hard disk drive into the drive cage in your system case. Plug the IDE cable into IDE1 (A): Note: Ribbon cable connectors are usually keyed so that they can only be installed correctly on the device connector.
  • Page 24: Installing A Floppy Diskette Drive

    Master/Slave on page 32 for more information. Installing a Floppy Diskette Drive The mainboard has a floppy diskette drive (FDD) interface and ships with a diskette drive ribbon cable that supports one or two floppy diskette drives. You can install a 5.25-inch drive and a 3.5-inch drive with various capacities. The floppy diskette drive cable has one type of connector for a 5.25-inch drive and another type of connector for a 3.5-inch drive.
  • Page 25: Installing Add-On Cards

    Installing Add-on Cards The slots in this mainboard are designed to hold expansion cards and connect them to the system bus. Expansion slots are a means of adding or enhancing the mainboard’s features and capabilities. With these efficient facilities, you can increase the mainboard’s capabilities by adding hardware which performs tasks that are not part of the basic system.
  • Page 26 Follow these instructions to install an add-on card: Remove a blanking plate from the system case corresponding to the slot you are going to use. Install the edge connector of the add-on card into the expansion slot. Ensure that the edge connector is correctly seated in the slot.
  • Page 27: Connecting Optional Devices

    Connecting Optional Devices Refer to the following for information on connecting the mainboard’s optional devices: AUDIO1: Front Panel Audio header This header allows the user to install auxiliary front-oriented microphone and line-out ports for easier access. Signal Name Function AUD_MIC Front Panel Microphone input signal AUD_GND Ground used by Analog Audio Circuits...
  • Page 28 USB3: Front panel USB connectors The mainboard has four USB ports installed on the rear edge I/O port array. Additionally, some computer cases have USB ports at the front of the case. If you have this kind of case, use auxiliary USB connectors USB3 to connect the front-mounted ports to the mainboard.
  • Page 29 AUXIN1: Extra line-in connector (optional) This connector is an additional line-in audio connector. It allows you to attach a line-in cable when your rear line-in jack is set as line out port for 4-channel function. Signal Name Function AUX_L AUX In left channel Ground Ground AUX_R...
  • Page 30: Connecting I/O Devices

    The backplane of the mainboard has the following I/O ports: PS/2 Mouse Use the upper PS/2 port to connect a PS/2 pointing device. PS/2 Keyboard Use the lower PS/2 port to connect a PS/2 keyboard. LPT1 Use LPT1 to connect printers or other parallel communications devices.
  • Page 31: External Connector Color Coding

    External Connector Color Coding Many connectors now use standard colors as shown in the table below. Connector Color Audio line-in Light blue Audio line-out Lime Digital monitor/flat panel White IEEE 1394 Grey Microphone Pink MIDI/game Gold Parallel Burgundy PS/2-compatible keyboard Purple PS/2-compatible mouse Green...
  • Page 32: Using Bios

    Using BIOS The computer uses the latest Award BIOS with support for Windows Plug and Play. The CMOS chip on the mainboard contains the ROM setup instructions for configuring the mainboard BIOS. The BIOS (Basic Input and Output System) Setup Utility displays the system's configuration status and provides you with options to set system parameters.
  • Page 33: Entering The Setup Utility

    Entering the Setup Utility When you power on the system, BIOS enters the Power-On Self Test (POST) routines. POST is a series of built-in diagnostics performed by the BIOS. After the POST routines are completed, the following message appears: Press DEL to enter SETUP Pressing the delete key accesses the BIOS Setup Utility: Phoenix –...
  • Page 34: Using Bios

    If your mainboard has an item called Firmware Write Protect in Advanced BIOS features, disable it. (Firmware Write Protect prevents BIOS from being overwritten.) Create a bootable system disk. (Refer to Windows online help for information on creating a bootable system disk.) Download the Flash Utility and new BIOS file from the manufacturer's Web site.
  • Page 35: Standard Cmos Features

    Standard CMOS Features This option displays basic information about your system. Phoenix – AwardBIOS CMOS Setup Utility Standard CMOS Feature Item Help Date (mm:dd:yy) Tue, Jun 11 2002 Time (hh:mm:ss) 15 : 6 : 23 Menu Level IDE Primary Master Change the day, month, IDE Primary Slave [None]...
  • Page 36 IDE HDD Auto-Detection Press <Enter> while this item is highlighted to prompt the Setup Utility to automatically detect and configure an IDE device on the IDE channel. Note: If you are setting up a new hard disk drive that supports LBA mode, more than one line will appear in the parameter box.
  • Page 37: Advanced Bios Setup Option

    Advanced BIOS Setup Option This option defines advanced information about your system. Phoenix – AwardBIOS CMOS Setup Utility Advanced BIOS Features Item Help Anti-Virus Protection [Disabled] CPU L1 & L2 Cache [Enabled] Menu Level CPU L2 Cache ECC Checking [Enabled] Quick Power On Self Test [Enabled] Allows you to choose...
  • Page 38 system searches for an operating system at start-up time. Boot Other Device (Enabled) When enabled, the system searches all other possible locations for an operating system if it fails to find one in the devices specified under the First, Second, and Third boot devices. Swap Floppy Drive (Disabled) If you have two floppy diskette drives in your system, this item allows you to swap the assigned drive letters so that drive A becomes drive B, and drive B...
  • Page 39 for systems, allowing support for up to 60 processors. OS Select For DRAM > 64 MB (Non-OS2) This item is only required if you have installed more than 64 MB of memory and you are running the OS/2 operating system. Otherwise, leave this item at the default.
  • Page 40: Advanced Chipset Features Option

    Advanced Chipset Features Option These items define critical timing parameters of the mainboard. You should leave the items on this page at their default values unless you are very familiar with the technical specifications of your system hardware. If you change the values incorrectly, you may introduce fatal errors or recurring instability into your system.
  • Page 41 read command after receiving it. RAS Active Time (tRAS) (6T) This item allows you to set the amount of time a RAS can be kept open for multiple accesses. High figures will improve performance. RAS Precharge Time (tRP) (3T) This is the duration of the time interval during which the Row Address Strobe signal to a DRAM is held low during normal Read and Write Cycles.
  • Page 42: Integrated Peripherals

    Graphic Window WR Combin This item determines whether the graphic windows base address is valid or not. Press <Esc> to return to the Advanced Chipset Features screen. Prefetch Caching (Disabled) Enables PCI slave prefetch caching. Enabling this increased performance. System BIOS Cacheable (Disabled) When this item is enabled, the System BIOS will be cached for faster execution.
  • Page 43 SIS OnChip IDE Device Scroll to this item and press <Enter> to view the following screen: Phoenix – AwardBIOS CMOS Setup Utility SIS OnChip IDE Device Internal PCI/IDE [Both] Item Help IDE Primary Master PIO [Auto] Menu Level IDE Primary Slave [Auto] IDE Secondary Master [Auto]...
  • Page 44 SIS OnChip PCI Device Scroll to this item and press <Enter> to view the following screen: Phoenix – AwardBIOS CMOS Setup Utility SIS OnChip PCI Device Item Help SIS USB Controller [Enabled] USB Ports Number [6 Ports] Menu Level USB 2.0 Support [Enabled] USB Keyboard Support [Disabled]...
  • Page 45 Press <Esc> to return to the Integrated Peripherals screen. Onboard SuperIO Device Scroll to this item and press <Enter> to view the following screen: Phoenix – AwardBIOS CMOS Setup Utility Onboard SuperIO Device Item Help Onboard FDC Controller [Enabled] Onboard Serial Port 1 [3F8/IRQ4] Menu Level Onboard Serial Port 2...
  • Page 46 Onboard Parallel Port (378/IRQ7) This option is used to assign the I/O address and interrupt request (IRQ) for the onboard parallel port. Parallel Port Mode (ECP) Enables you to set the data transfer protocol for your parallel port. There are four options: SPP (Standard Parallel Port), EPP (Enhanced Parallel Port), ECP (Extended Capabilities Port) and ECP+EPP.
  • Page 47: Power Management Setup Option

    Power Management Setup Option This option lets you control system power management. The system has various power-saving modes including powering down the hard disk, turning off the video, suspending to RAM, and software power down that allows the system to be automatically resumed by certain events. Power Management Timeouts The power-saving modes can be controlled by timeouts.
  • Page 48 ACPI Suspend Type (S1(POS)) Use this item to define how your system suspends. In the default, S1(POS), the suspend mode is equivalent to a software power down. If you select S3 (STR), the suspend mode is a suspend to RAM, i.e., the system shuts down with the exception of a refresh current to the system memory.
  • Page 49 down that is controlled by the power button on your system. If the item is set to Instant-Off, then the power button causes a software power down. If the item is set to Delay 4 Sec. then you have to hold the power button down for four seconds to cause a software power down.
  • Page 50 PCIPME Power Up Control (Enabled) Use this item to enable PCI activity to wakeup the system from a power saving mode. PS2KB Wakeup from S3 (Hot Key) This option allows you to set hot key combination to turn on the system by keyboard.
  • Page 51: Pnp/Pci Configurations

    PNP/PCI Configurations These options configure how PnP (Plug and Play) and PCI expansion cards operate in your system. Both the ISA and PCI buses on the Mainboard use system IRQs (Interrupt ReQuests) and DMAs (Direct Memory Access). You must set up the IRQ and DMA assignments correctly through the PnP/PCI Configurations Setup utility for the mainboard to work properly.
  • Page 52: Pc Health Status Option

    the PCI interface of your system. PC Health Status Option On mainboards that support hardware monitoring, this item lets you monitor the parameters for critical voltages, critical temperatures, and fan speeds. Phoenix – AwardBIOS CMOS Setup Utility PC Health Status Shutdown Temperature [Disabled] Item Help...
  • Page 53: Frequency/Voltage Control

    Frequency/Voltage Control This item enables you to set the clock speed and system bus for your system. The clock speed and system bus are determined by the kind of processor you have installed in your system. CMOS Setup Utility – Copyright (C) 1984 – 2001 Award Software Frequency/Voltage Control Item Help CPU Clock Ratio...
  • Page 54: Load Fail-Safe Defaults Option

    Over Clock Function Scroll to this item and press <Enter> to view the following screen: Phoenix – AwardBIOS CMOS Setup Utility Over Clock Function Item Help CPU Frequency [100] Over CPU Vcore Function [Normal] Menu Level Over DDR Vcc Function [Normal] CPU: DRAM Frequency Ratio [SPD]...
  • Page 55: Set Supervisor/User Password

    your hardware does not support them. If you only want to install setup defaults for a specific option, select and display that option, and then press <F7>. Set Supervisor/User Password When this function is selected, the following message appears at the center of the screen to assist you in creating a password.
  • Page 56: Using The Mainboard Software

    Using the Mainboard Software The support software CD-ROM that is included in the mainboard package contains all the drivers and utility programs needed to properly run the bundled products. Below you can find a brief description of each software program, and the location for your mainboard version. More information on some programs is available in a README file, located in the same directory as the software.
  • Page 57: Running Setup

    Note: If the opening screen doesn't appear, double-click the file "setup.exe" in the root directory. Setup Tab Setup Click the Setup button to run the software installation program. Select from the menu which software you want to install. Browse The Browse CD button is the standard Windows command that allows you to open Windows Explorer and show the contents of the support CD.
  • Page 58 Mainboard ID Note: The following screens are examples only. The screens and driver lists will be different according to the mainboard you are installing. The mainboard identification is located in the upper left-hand corner. Click Next. The following screen appears: Check the box next to the items you want to install.
  • Page 59: Manual Installation

    Follow the instructions on the screen to install the items. Drivers and software are automatically installed in sequence. Follow the onscreen instructions, confirm commands and allow the computer to restart a few times to complete the installation. Insert the CD in the CD-ROM drive and locate the PATH.DOC file in the root directory.
  • Page 60 AWARD Flash Memory Utility This utility lets you erase the system BIOS stored on a Flash Memory chip on the mainboard, and lets you copy an updated version of the BIOS to the chip. Proceed with caution when using this program. If you erase the current BIOS and fail to write a new BIOS, or write a new BIOS that is incorrect, your system will malfunction.

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