User manual ASUS A7V400-MX

A7V400-MX User Guide Motherboard E1817 Checklist Revised Edition V2 October 2004 Copyright © 2004 ASUSTeK COMPUTER INC. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the purchaser for backup purposes, without the express written permission of ASUSTeK COMPUTER INC. ("ASUS"). Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing. ASUS PROVIDES THIS MANUAL "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL ASUS, ITS DIRECTORS, OFFICERS, EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS, LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE), EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT. SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT. Products and corporate names appearing in this manual may or may not be registered trademarks or copyrights of their respective companies, and are used only for identification or explanation and to the owners' benefit, without intent to infringe. ii Contents Safety information .......................................................................... vi About this guide ............................................................................. vii A7V400-MX specifications summary ............................................ viii Features Notices ............................................................................................ v Chapter 1: Product introduction 1.1 1.2 1.3 Welcome! ........................................................................... 1-2 Package contents ............................................................... 1-2 Special features .................................................................. 1-2 1.3.1 Product highlights .................................................. 1-2 1.3.2 ASUS unique features ........................................... 1-3 Before you proceed ............................................................ 1-4 Motherboard overview ........................................................ 1-5 1.5.1 Motherboard layout ................................................ 1-5 1.5.2 Placement direction ............................................... 1-6 1.5.3 Screw holes ........................................................... 1-6 Central Processing Unit (CPU) ........................................... 1-7 1.6.1 Overview ................................................................ 1-7 1.6.2 Installing the CPU .................................................. 1-7 System memory ................................................................. 1-8 1.7.1 Overview ................................................................ 1-8 1.7.2 Memory configurations .......................................... 1-8 1.7.3 Installing a DIMM ................................................... 1-9 1.7.4 Removing a DIMM ................................................. 1-9 Expansion slots ................................................................ 1-10 1.8.1 Installing an expansion card ................................ 1-10 1.8.2 Configuring an expansion card ............................ 1-10 1.8.3 AGP slot ............................................................... 1-12 1.8.4 PCI slots .............................................................. 1-12 Switch and jumpers .......................................................... 1-13 1.4 1.5 1.6 1.7 1.8 1.9 1.10 Connectors ....................................................................... 1-16 1.10.1 Rear panel connectors ......................................... 1-16 1.10.2 Internal panel connectors .................................... 1-17 iii Contents Safeguards Chapter 2: BIOS information 2.1 Managing and updating your BIOS .................................... 2-2 2.1.1 Creating a bootable floppy disk ............................. 2-2 2.1.2 Using the AwardBIOS Flash Utility ......................... 2-2 2.1.3 CrashFree BIOS feature ........................................ 2-4 2.1.4 ASUS Update ........................................................ 2-4 BIOS beep codes ............................................................... 2-6 BIOS Setup program .......................................................... 2-6 2.3.1 BIOS menu bar ...................................................... 2-7 2.3.2 Legend bar ............................................................. 2-7 Main menu .......................................................................... 2-9 Advanced menu ............................................................... 2-13 2.5.1 Chip Configuration ............................................... 2-14 2.5.2 I/O Device Configuration ...................................... 2-19 2.5.3 PCI Configuration ................................................ 2-20 Power menu ..................................................................... 2-22 2.6.1 Power Up Control ................................................ 2-23 2.6.2 Hardware Monitor ................................................ 2-25 Boot menu ........................................................................ 2-26 Exit menu ......................................................................... 2-28 2.2 2.3 2.4 2.5 2.6 2.7 2.8 Chapter 3: Software support 3.1 3.2 Installing an operating system ............................................ 3-2 Support CD information ...................................................... 3-2 3.2.1 Running the support CD ........................................ 3-2 3.2.2 Drivers menu ......................................................... 3-3 3.2.3 Utilities menu ......................................................... 3-3 3.2.4 ASUS contact information ...................................... 3-4 iv Notices Federal Communications Commission Statement This device complies with FCC Rules Part 15. Operation is subject to the following two conditions: · · This device may not cause harmful interference, and This device must accept any interference received including interference that may cause undesired operation. 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 manufacturer's 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 receiver. Connect the equipment to 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. The use of shielded cables for connection of the monitor to the graphics card is required to assure compliance with FCC regulations. Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment. Canadian Department of Communications Statement This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications. This class B digital apparatus complies with Canadian ICES-003. v Safety information Electrical safety · · To prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the system. When adding or removing devices to or from the system, ensure that the power cables for the devices are unplugged before the signal cables are connected. If possible, disconnect all power cables from the existing system before you add a device. Before connecting or removing signal cables from the motherboard, ensure that all power cables are unplugged. Seek professional assistance before using an adpater or extension cord. These devices could interrupt the grounding circuit. Make sure that your power supply is set to the correct voltage in your area. If you are not sure about the voltage of the electrical outlet you are using, contact your local power company. If the power supply is broken, do not try to fix it by yourself. Contact a qualified service technician or your retailer. · · · · Operation safety · · Before installing the motherboard and adding devices on it, carefully read all the manuals that came with the package. Before using the product, make sure all cables are correctly connected and the power cables are not damaged. If you detect any damage, contact your dealer immediately. To avoid short circuits, keep paper clips, screws, and staples away from connectors, slots, sockets and circuitry. Avoid dust, humidity, and temperature extremes. Do not place the product in any area where it may become wet. Place the product on a stable surface. If you encounter technical problems with the product, contact a qualified service technician or your retailer. · · · · vi About this guide Conventions used in this guide To make sure that you perform certain tasks properly, take note of the following symbols used throughout this guide. WARNING. Information to prevent injury to yourself when trying to complete a task. CAUTION. Information to prevent damage to the components when trying to complete a task. IMPORTANT. Information that you MUST follow to complete a task. NOTE. Tips and additional information to aid in completing a task. Where to find more information Refer to the following sources for additional information and for product and software updates. 1. Websites The ASUS websites worldwide provide updated information on ASUS hardware and software products. Refer to the ASUS contact information. 2. Optional documentation Your product package may include optional documentation, such as warranty flyers, that may have been added by your dealer. These documents are not part of the standard package. vii A7V400-MX specifications summary CPU Chipset Front Side Bus (FSB) Memory Socket A for AMD AthlonTMXP processors Thoroughbred/Barton core VIA KM400A VIA VT8235 CE 400/333/266/200 MHz 2 x 184-pin DDR DIMM sockets support up to maximum 2GB unbuffered PC2700/2100/1600 non-ECC DDR SDRAM memory. 3 x PCI 1 x AGP 8X/4X (1.5V only) 2 x UltraATA133/100/66 Integrated VIA UniChromeTM Graphics ADI SoundMAX 6-channel Audio CODEC S/PDIF out interface VIA VT6103 10/100 Mbps Ethernet PHY Maximum 6 USB 2.0 ports Super I/O integrated monitoring of CPU/chassis fan and MB/CPU temperature 1 x Parallel 1 x Serial 1 x PS/2 keyboard 1 x PS/2 mouse 1 x RJ-45 port 1 x Audio I/O 1 x VGA 4 x USB 2.0/1.1 1 x USB connector supports two additional USB 2.0 ports CPU/chassis FAN connectors Chassis intrusion connector 20-pin ATX power connector PANEL connector CD/AUX connectors S/PDIF Out connector GAME/MIDI connector Front panel audio connector COM2 connector Expansion slots IDE Graphics Audio LAN USB Hardware monitoring Rear panel I/O ports Internal connectors (continued next page) viii A7V400-MX specifications summary BIOS features Industry standard Manageability Support CD contents 2Mb Flash ROM, Phoenix Award BIOS, Enhanced ACPI, DMI2.0, PnP features, TCAV, CrashFree BIOS PCI 2.2, USB 2.0/1.1 Wake on Ring (WOR), Wake on LAN (WOL) Chassis intrusion Device drivers ASUS PC Probe ASUS Live Update Utility Award BIOS Flash Utility Adobe Acrobat Reader Trend MicroTM PC-cillin Anti-Virus Application User Guide ASUS A7V400-MX support CD UltraATA cable FDD cable I/O shield Micro-ATX form factor: 9.6 in x 9.6 in Accessories Form Factor * Specifications are subject to change without notice. ix x Chapter 1 This chapter describes the features of the motherboard. It includes brief descriptions of the motherboard components, and illustrations of the layout, jumper settings, and connectors. Product introduction 1.1 Welcome! Thank you for buying the ASUS® A7V400-MX motherboard! The ASUS A7V400-MX motherboard comes with the most advanced technologies to deliver maximum performance for Socket A processors. This motherboard comes with value-added features for guaranteed consumer satisfaction. The following sections provide important technical information about the motherboard for system reconfiguration or future upgrades. Before you start installing the motherboard and hardware devices on it, check the items in your package with the list below. 1.2 Package contents ASUS A7V400-MX motherboard.(Micro-ATX form factor: 9.6 in x 9.6 in) ASUS A7V400-MX support CD 40-pin 80-conductor ribbon cable for UltraATA133 IDE drives Ribbon cable for a 3.5-inch floppy drive Bag of extra jumper caps I/O shield User Guide Contact your retailer if any of the items is damaged or missing. Check your motherboard package for the following items. 1.3 Special features 1.3.1 Product highlights 400MHz FSB support for AthlonTM XP processors The motherboard supports 400MHz front side bus frequency for AthlonTM XP processors allowing increased application productivity and enhanced digital multimedia experience. See page 1-7. Integrated graphics This motherboard comes with an integrated VIA UnichromeTM 2D/3D graphics core allowing efficient execution of multimedia applications and playback support for DVD video. 1-2 Chapter 1: Product introduction Integrated 10/100 LAN Integrated in this motherboard is a 10/100Mbps Fast Ethernet controller to give you a fast and reliable connection to a local area network (LAN) and the Internet. See page 1-16. USB 2.0 technology The motherboard implements the Universal Serial Bus (USB) 2.0 specification, dramatically increasing the connection speed from the 12 Mbps bandwidth on USB 1.1 to a fast 480 Mbps on USB 2.0. USB 2.0 is backward compatible with USB 1.1. See page 1-16 and page 1-19. Digital audio support A Sony/Philips Digital Interface (S/PDIF) connector is onboard to give you convenient connectivity to external home theater audio systems. The S/PDIF technology allows direct digital audio transfers keeping the best signal quality. SoundMAX 6-channel CODEC The SoundMAX Digital Audio System is the industry's highest performance and most reliable audio solution for business professionals, audiophiles, musicians, and gamers. SoundMAX Digital Audio System can output 5.1 channel surround sound and features state-of-the-art DLS2 MIDI synthesizer and supports all major game audio technologies. 1.3.2 ASUS unique features ASUS C.O.P. The ASUS C.O.P. (CPU Overheating Protection) is a hardware protection circuit that automatically shuts down the system power before temperatures go high enough to permanently damage the CPU. See page 2-23. ASUS CrashFree BIOS CrashFree BIOS allows users to restore BIOS data from a floppy disk even when BIOS code and data are corrupted. Users can now enjoy this feature without the need to buy a new ROM. See page 2-4. ASUS A7V400-MX motherboard user guide 1-3 1.4 Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings. · · Unplug the power cord from the wall socket before touching any component. Use a grounded wrist strap or touch a safely grounded object or to a metal object, such as the power supply case, before handling components to avoid damaging them due to static electricity. Avoid touching the ICs on components. Whenever you uninstall any component, place it on a grounded antistatic pad or in the bag that came with the component. Before you install or remove any component, ensure that the ATX power supply is switched off or the power cord is detached from the power supply. Failure to do so may cause severe damage to the motherboard, peripherals, and/or components. · · · Onboard LED The motherboard comes with a standby power LED. When lit, this green LED (SB_PWR) indicates that the system is ON, in sleep mode, or in soft-off mode, a reminder that you should shut down the system and unplug the power cable before removing or plugging in any motherboard component. SB_PWR ® A7V400-MX A7V400-MX Onboard LED ON Standby Power OFF Powered Off 1-4 Chapter 1: Product introduction 1.5 Motherboard overview 24.5cm (9.6in) 1.5.1 Motherboard layout PS/2KBMS T: Mouse B: Keyboard COM1 DSW Socket 462 CPU_FAN PARALLEL PORT DDR DIMM1 (64 bit,184-pin module) DDR DIMM2 (64 bit,184-pin module) VGA USB2.0 Top: M: USB3 RJ-45 B: USB4 Top:Line In Middle:Line Out Bottom:Mic In VIA KM400A ATX Power Connector PRI_IDE Accelerated Graphics Port (AGP1) ® A7V400-MX VIA VT8235CE CR2032 3V Lithium Cell CMOS Power PCI2 SPDIF 6-channel Audio CODEC Super I/O SB_PWR COM2 GAME CHA_FAN1 CHASSIS PCI3 USBPWR56 AUX1 CD1 USB56 CLRTC FP_AUDIO PANEL USBPWR12 USBPWR34 USBPWR56 CLRTC 2 1 +5V 3 2 +5VSB (Default) 12 +5V (Default) 23 +5VSB 12 Clear CMOS 23 Normal (Default) ASUS A7V400-MX motherboard user guide 2Mbit Low Pin Count VIA VT6103 PCI1 SEC_IDE 24.5cm (9.6in) USB1 USB2 USBPWR34 USBPWR12 FLOPPY 1-5 1.5.2 Placement direction When installing the motherboard to the chassis, make sure to place it in the correct orientation. The edge with external ports goes to the rear part of the chassis as indicated in the image below. It may be more convenient to install major cables, the CPU and modular components before fixing the motherboard inside the case frame. 1.5.3 Screw holes Place eight (8) screws into the holes indicated by circles to secure the motherboard to the chassis. Do not overtighten the screws! Doing so may damage the motherboard. Place this side towards the rear of the chassis WARNING! Unplug the power cord before installing the motherboard. Failure to do so may cause you physical injury and damage Motherboard components. 1-6 Chapter 1: Product introduction 1.6 Central Processing Unit (CPU) 1.6.1 Overview The motherboard provides a Socket A for CPU installation. Each AMD CPU has a "marked" corner. This corner is usually indicated with a notch, and/or a golden square or triangle. Refer to this indicator while orienting the CPU. A fan and heatsink should be attached to the CPU to prevent overheating. This motherboard does not support AMD processors with less than 1GHz core speed. CPU NOTCH TO INNER CORNER LOCK LEVER ® A7V400-MX AMDTM CPU CPU NOTCH A7V400-MX Socket 462 1.6.2 Installing the CPU Follow these steps to install a CPU: 1. Locate the Socket 462 and open it by pulling the lever gently sideways away from the socket. Then lift the lever upwards. The socket lever must be fully opened (90 to 100 degrees). 2. Insert the CPU with the correct orientation. The notched or golden corner of the CPU must be oriented toward the inner corner of the socket base nearest to the lever hinge. Golden corner The CPU should drop easily into place. Do not force the CPU into the socket to avoid bending the pins. If the CPU does not fit, check its alignment and look for bent pins. ASUS A7V400-MX motherboard user guide 1-7 1.7 System memory 1.7.1 Overview The motherboard has two Double Data Rate (DDR) DIMM sockets that support up to 2GB unbuffered non-ECC PC2700/2100/1600 DDR SDRAM DIMMs. Each DIMM socket is double-sided. ® A7V400-MX DIMM1 A7V400-MX 184-Pin DDR DIMM Sockets 1.7.2 Memory configurations You may install single or double-sided 64MB, 128MB, 256MB, 512MB, and 1GB DDR DIMMs to the sockets. For optimum compatibility, it is recommended that you obtain memory modules from qualified vendors. Visit the ASUS website for an updated list of qualified DDR vendors. 1-8 Chapter 1: Product introduction DIMM2 104 Pins 80 Pins 1.7.3 Installing a DIMM Make sure to unplug the power supply before adding or removing DIMMs or other system components. Failure to do so may cause severe damage to both the motherboard and the components. Follow these steps to install a DIMM. 1. Locate the DIMM sockets in the motherboard. 2. Unlock a DIMM socket by pressing the retaining clips outward. 3. Align a DIMM on the socket such that the notch on the DIMM matches the break on the socket. DDR DIMM notch Unlocked Retaining Clip A DDR DIMM is keyed with a notch so that it fits in only one direction. DO NOT force a DIMM into a socket to avoid damaging the DIMM. 4. Firmly insert the DIMM into the socket until the retaining clips snap back in place and the DIMM is properly seated. Locked Retaining Clip 1.7.4 Removing a DIMM Follow these steps to remove a DIMM. 1. Simultaneously press the retaining clips outward to unlock the DIMM. Support the DIMM lightly with your fingers when pressing the retaining clips. The DIMM might get damaged when it flips out with extra force. 2. Remove the DIMM from the socket. ASUS A7V400-MX motherboard user guide 1-9 1.8 Expansion slots In the future, you may need to install expansion cards. The following sections describe the motherboard slots and the expansion cards that they support. Make sure to unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and damage motherboard components. 1.8.1 Installing an expansion card Follow these steps to install an expansion card. 1. Before installing the expansion card, read the documentation that came with it and make the necessary hardware settings for the card. 2. Remove the system unit cover (if your motherboard is already installed in a chassis). 3. Remove the bracket opposite the slot that you intend to use. Keep the screw for later use. 4. Align the card connector with the slot and press firmly until the card is completely seated on the slot. 5. Secure the card to the chassis with the screw you removed earlier. 6. Replace the system cover. 1.8.2 Configuring an expansion card After installing the expansion card, configure the card by adjusting the software settings. 1. Turn on the system and change the necessary BIOS settings, if any. See Chapter 2 for information on BIOS setup. 2. Assign an IRQ to the card. Refer to the tables on the next page. 3. Install the software drivers for the expansion card. 1-10 Chapter 1: Product introduction Standard Interrupt Assignments IRQ 0 1 2 3* 4* 5* 6 7* 8 9* 10* 11* 12* 13 14* 15* Standard Function System Timer Keyboard Controller Programmable Interrupt Controller USB Universal Host Controller Communications Port (COM1) Onboard Audio Standard Floppy Disk Controller Printer Port (LPT1) System CMOS/Real Time Clock Onboard LAN USB Universal Host Controller Onboard VGA PS/2 Compatible Mouse Port Numeric Data Processor Ultra ATA Controller Secondary Ultra ATA Controller * These IRQs are usually available for ISA or PCI devices. IRQ assignments for this motherboard A PCI slot 1 PCI slot 2 PCI slot 3 AGP slot shared ­­ ­­ shared B ­­ shared ­­ ­­ C ­­ ­­ shared ­­ D ­­ ­­ ­­ ­­ ASUS A7V400-MX motherboard user guide 1-11 1.8.3 AGP slot The Accelerated Graphics Port (AGP) slot supports +1.5V/0.8V AGP graphics card. Note the notches on the card golden fingers to ensure that they fit the AGP slot on your motherboard. Install only 1.5V AGP cards on this motherboard! This motherboard does not support 3.3V AGP cards. ® A7V400-MX Keyed for 1.5v A7V400-MX Accelerated Graphics Port (AGP) 1.8.4 PCI slots Three 32-bit PCI slots are available on this motherboard. The slots support PCI cards such as LAN card, SCSI card, USB card, and other cards that comply with PCI specifications. This figure shows a typical PCI card installed into a slot. 1-12 Chapter 1: Product introduction 1.9 Switch and jumpers 1. CPU external frequency selection (DSW Switches 1-5) The motherboard frequency is adjusted through the DIP switches. The white block represents the switch position. The illustration below shows the ON and OFF positions of the switches. DSW ON OFF ON 12345 A7V400-MX A7V400-MX DIP Switches The option to set the CPU core bus frequency multiple is available only on unlocked CPUs. If you are using a locked CPU, setting the switches does not produce any effect. The DSW switch tells the clock generator what frequency to send the CPU. This allows the selection of the CPU's external frequency (or bus clock). The bus clock multiplied by the frequency multiple equals the CPU's internal frequency (the advertised CPU speed). The default CPU external frequency is 100MHz. If your CPU supports 200/166/ 133 MHz external frequency, adjust the DSW settings before installing the motherboard to the chassis. DSW ON 12345 ON 12345 ON 12345 ON 12345 ® 200MHz 166.67MHz 133.33MHz 100MHz CPU AGP 66.67MHz 66.67MHz 66.67MHz 66.67MHz PCI 33.33MHz 33.33MHz 33.33MHz 33.33MHz (Default) A7V400-MX A7V400-MX CPU External Frequency Selection Set the CPU frequency only to the recommended settings. Frequencies other than the recommended CPU bus frequencies are not guaranteed to be stable. ASUS A7V400-MX motherboard user guide 1-13 2. USB device wake-up (3-pin USBPWR12, USBPWR34, USBPWR56) Set these jumpers to +5V to wake up the computer from S1 sleep mode (CPU stopped, DRAM refreshed, system running in low power mode) using the connected USB devices. Set to +5VSB to wake up from S3 sleep mode (no power to CPU, DRAM in slow refresh, power supply in reduced power mode). Both jumpers are set to pins 1-2 (+5V) by default because not all computers have the appropriate power supply to support this feature. The USBPWR12 and USBPWR34 jumpers are for the rear USB ports. USBPWR56 is for the internal USB connector. · The USB device wake-up feature requires a power supply that can provide 500mA on the +5VSB lead for each USB port. Otherwise, the system does not power up. The total current consumed must NOT exceed the power supply capability (+5VSB) whether under normal condition or in sleep mode. · USBPWR12 USBPWR34 2 1 +5V 3 2 +5VSB (Default) USBPWR56 A7V400-MX 12 +5V (Default) 23 +5VSB A7V400-MX USB Device Wake Up 1-14 Chapter 1: Product introduction 3. Clear RTC RAM (CLRTC) This jumper clears the Real Time Clock (RTC) RAM of date, time and system setup parameters in CMOS. The RAM data in CMOS is powered by the onboard button cell battery. To erase the RTC RAM: 1. Turn OFF the computer and unplug the power cord. 2. Remove the battery. 3. Move the jumper caps from [2-3] to [1-2] momentarily. Replace the jumper cap to the original position, [2-3]. 4. Re-install the battery. 5. Plug the power cord and turn ON the computer. 6. Hold down the key during the boot process and enter BIOS setup to re-enter data. CLRTC A7V400-MX 12 Clear CMOS 23 Normal (Default) A7V400-MX Clear RTC RAM ASUS A7V400-MX motherboard user guide 1-15 1.10 Connectors This section describes and illustrates the rear panel and internal connectors on the motherboard. 1.10.1 Rear panel connectors 1 2 3 4 5 6 11 10 9 8 7 1. PS/2 mouse port. This green 6-pin connector is for a PS/2 mouse. 2. Parallel port. This 25-pin port connects a parallel printer, a scanner, or other devices. 3. RJ-45 port. This port allows connection to a Local Area Network (LAN) through a network hub. 4. Line In port. This Line In (light blue) port connects a tape player or other audio sources. In 6-channel mode, the function of this port becomes Bass/Center. 5. Line Out port. This Line Out (lime) port connects a headphone or a speaker. In 4/6-channel mode, the function of this port becomes Front Speaker Out. 6. Microphone port. This Mic (pink) port connects a microphone. In 4/6-channel mode, the function of this port becomes Rear Speaker. The functions of the Line Out, Line In, and Microphone ports change when you select the 4 or 6-channel audio configuration as shown in the following table. Audio ports function variation Audio ports Light Blue Lime Pink Headphone/2-Channel Line In Line Out Mic In 4-Channel Line In Front Speaker Rear Speaker 6-Channel Bass/Center Front Speaker Rear Speaker 7. USB ports. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0 devices. 8. USB ports. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0 devices. 9. VGA port. This port connects a VGA-compatible monitor. 10. Serial port. This 9-pin port connects a serial mouse, modem, and other serial devices. 11. PS/2 keyboard port. This purple connector is for a PS/2 keyboard. 1-16 Chapter 1: Product introduction 1.10.2 Internal panel connectors This section describes and illustrates the internal connectors 1. IDE connectors (40-1 pin PRI_IDE, SEC_IDE) This connector supports the provided UltraATA133 IDE hard disk ribbon cable. Connect the cable's blue connector to the primary (recommended) or secondary IDE connector, then connect the gray connector to the UltraATA133 slave device (hard disk drive) and the black connector to the UltraATA133 master device. · Pin 20 on each IDE connector is removed to match the covered hole on the UltraATA133 cable connector. This prevents incorrect orientation when you connect the cables. For UltraATA133 IDE devices, use 40-pin 80-conductor cable. · ® A7V400-MX A7V400-MX IDE Connectors PIN 1 2. Floppy disk drive connector (34-1 pin FLOPPY) This connector supports the provided floppy drive ribbon cable. After connecting one end to the motherboard, connect the other end to the floppy drive. (Pin 5 is removed to prevent incorrect insertion when using ribbon cables with pin 5 plug.) FLOPPY NOTE: Orient the red markings on the floppy ribbon cable to PIN 1. ® A7V400-MX PIN 1 A7V400-MX Floppy Disk Drive Connector ASUS A7V400-MX motherboard user guide SEC_IDE PRI_IDE NOTE: Orient the red markings (usually zigzag) on the IDE ribbon cable to PIN 1. 1-17 3. Digital audio connector (4-1 pin SPDIF) This connector is for an optional S/PDIF audio module that allows digital instead of analog sound input and output. SPDIF SPDIFOUT GND ® A7V400-MX A7V400-MX Digital Audio Connector · · When you input sound for S/PDIF IN, the LINE_OUT will output the sound. Mute LINE_OUT to impede sound output from S/PDIF IN. The S/PDIF module is purchased separately. 4. ATX power connector (20-pin ATXPWR) This connects the power plug from the power supply. The power supply plug is designed to fit this connector in only one orientation. Find the proper orientation and push down firmly until the connector completely fits. +5V ATXPWR +12.0VDC +5VSB PWR_OK COM +5.0VDC COM +5.0VDC COM +3.3VDC +3.3VDC +5.0VDC +5.0VDC -5.0VDC COM COM COM PS_ON# COM -12.0VDC +3.3VDC ® A7V400-MX A7V400-MX ATX Power Connector If you will need to replace the power supply in the future, make sure that your new ATX 12V power supply can provide 8A on the +12V lead and at least 1A on the +5-volt standby lead (+5VSB). The minimum recommended wattage is 230W, or 300W for a fully configured system. The system may become unstable and may experience difficulty powering up if the power supply is inadequate. 1-18 Chapter 1: Product introduction 5. USB header (10-1 pin USB56) If the rear panel USB 2.0 ports are inadequate, a USB header is available at midboard to accommodate two additional USB ports. You may connect the USB cable of a two-port USB/GAME module to this connector, then mount the module to an open slot in the chassis. ® A7V400-MX USB56 A7V400-MX USB 2.0 Header USB+5V USB_P5USB_P5+ GND 1 The USB/GAME module is purchased separately. 6. GAME/MIDI connector (16-1 pin GAME) This connector supports a GAME/MIDI module. If your package came with an optional USB/GAME module, connect the module cable to this connector, then mount the module to an open slot in the chassis. The GAME/MIDI port on the module connects a joystick or a game pad for playing games, and MIDI devices for playing or editing audio files. ® A7V400-MX GAME A7V400-MX Game Connector MIDI_IN J2B2 J2CY MIDI_OUT J2CX J2B1 +5V The USB/GAME module is purchased separately. ASUS A7V400-MX motherboard user guide +5V J1B2 J1CY GND GND J1CX J1B1 +5V USB+5V USB_P6USB_P6+ GND NC 1-19 7. CPU and chassis fan connectors (3-pin CPU_FAN, CHA_FAN) The fan connectors support cooling fans of 350mA ~ 740mA (8.88W max). Connect the fan cables to the fan connectors on the motherboard, making sure that the black wire of each cable matches the ground pin of the connector. CPU_FAN Rotation +12V GND ® A7V400-MX CHA_FAN GND +12V Rotation A7V400-MX 12-Volt Fan Connectors Do not forget to connect the fan cables to the fan connectors. Lack of sufficient air flow within the system may damage the motherboard components. These are not jumpers! DO NOT place jumper caps on the fan connectors! 8. Chassis intrusion connector (4-1 pin CHASSIS) This lead is for a chassis designed with intrusion detection feature. This requires an external detection mechanism such as a chassis intrusion sensor or microswitch. When you remove any chassis component, the sensor triggers and sends a high-level signal to this lead to record a chassis intrusion event. By default, the pins labeled "Chassis Signal" and "Ground" are shorted with a jumper cap. If you wish to use the chassis intrusion detection feature, remove the jumper cap from the pins. CHASSIS Chassis Signal GND +5VSB_MB ® A7V400-MX A7V400-MX Chassis Alarm Lead (Default) 1-20 Chapter 1: Product introduction 9. Serial connector (10-1 pin COM2) This connector accommodates a second serial port using an optional serial port module. Connect the COM2 module cable to this connector then install the module to a slot opening at the back of the system chassis. COM2 PIN 1 ® A7V400-MX A7V400-MX Serial (COM2) Connector The serial port module is purchased separately. 10. Internal audio connectors (4-pin CD, AUX) These connectors allow you to receive stereo audio input from sound sources such as a CD-ROM, TV tuner, or MPEG card. AUX(White) CD(Black) Ground Left Audio Channel Ground Right Audio Channel ® A7V400-MX A7V400-MX Internal Audio Connectors 11. Front panel audio connectors (10-1 pin FP_AUDIO) This is an interface for front panel audio cable that allows convenient connection and control of audio devices. FP_AUDIO ® A7V400-MX A7V400-MX Front Panel Audio Connector ASUS A7V400-MX motherboard user guide BLINE_OUT_R +5VA AGND BLINE_OUT_L Line out_L NC Line out_R MICPWR MIC2 Right Audio Channel Left Audio Channel 1-21 12. System panel connector (20-pin PANEL) This connector accommodates several system front panel functions. Speaker Connector +5V Ground Ground Speaker ExtSMI# Ground PWRBIN Ground Power LED PLED +5 V HD_LED+ HD_LED- ® A7V400-MX Reset SW ATX Power Switch* IDELED SMI Lead A7V400-MX System Panel Connectors * Requires an ATX power supply. · System Power LED Lead (3-1 pin PLED) This 3-1 pin connector connects to the system power LED. The LED lights up when you turn on the system power, and blinks when the system is in sleep mode. · System Warning Speaker Lead (4-pin SPEAKER) This 4-pin connector connects to the case-mounted speaker and allows you to hear system beeps and warnings. · System Management Interrupt Lead (2-pin SMI) This 2-pin connector allows you to manually place the system into a suspend mode, or "green" mode, where system activity is instantly decreased to save power and to expand the life of certain system components. Attach the case-mounted suspend switch to this 2-pin connector. · Reset Switch (2-pin RESET) This 2-pin connector connects to the case-mounted reset switch for rebooting the system without turning off the power switch. · ATX Power Switch/Soft-Off Switch Lead (2-pin PWR) This connector connects a switch that controls the system power. Pressing the power switch turns the system between ON and SLEEP, or ON and SOFT OFF, depending on the BIOS or OS settings. Pressing the power switch while in the ON mode for more than four seconds turns the system OFF. · Hard Disk Activity Lead (2-pin IDE LED) This connector supplies power to the hard disk activity LED. The read or write activities of any device connected to the primary or secondary IDE connector cause this LED to light up. 1-22 Chapter 1: Product introduction Reset Ground Chapter 2 This chapter tells how to change system settings through the BIOS Setup Menus. Detailed descriptions of the BIOS parameters are also provided. BIOS information 2.1 Managing and updating your BIOS The following utilities allow you to manage and update the motherboard Basic Input/Output System (BIOS) setup. 1. AwardBIOS Flash Utility (Updates the BIOS in DOS mode using a bootable floppy disk.) 2. ASUS CrashFree BIOS (Updates the BIOS using a floppy disk during POST.) 3. ASUS Update (Updates the BIOS in Windows® environment.) Refer to the corresponding sections for each utility. · · The original BIOS file for this motherboard is in the support CD. Copy the original BIOS to a bootable floppy disk in case you need to restore the BIOS in the future. 2.1.1 Creating a bootable floppy disk 1. Do either one of the following to create a bootable floppy disk. DOS environment Insert a 1.44 MB floppy disk into the drive. At the DOS prompt, type: format a: /s , then press the key Windows® XP environment a. Insert a new 1.44 MB floppy disk in the floppy disk drive. b. From the Windows desktop, click Start > My Computer. c. In the My Computer window, click the 3 1/2 Floppy icon. d. From the Menu bar, click File > Format. e. Select "Create an MS-DOS Startup Disk" in the Format Options field, then click Start. 2. Copy the original (or the latest) motherboard BIOS to the bootable floppy disk. 2.1.2 Using the AwardBIOS Flash Utility You may update the Basic Input/Output System (BIOS) using the built-in Award BIOS Flash utility or using a bootable floppy disk with the executable Award BIOS Flash utility (AWDFLASH.EXE). Follow these instructions to update the BIOS using this utility. 1. Download the latest BIOS file from the website provided by the system builder. Rename the file to *.BIN, then save it to the bootable floppy disk you created earlier. 2. Insert the disk that contains the new BIOS file to the floppy drive. 2-2 Chapter 2: BIOS information Save only the updated BIOS file in the floppy disk to avoid loading a wrong BIOS file. 3. Reboot the computer. 4. Press + during POST to display the following screen. AWDFLASH checks the new BIOS file on the floppy disk. 5. After verification, AWDFLASH flashes the new BIOS file. Do not shut down the computer during the flash process. The computer returns to POST after the new BIOS file is copied. Updating the BIOS using a bootable floppy disk 1. Boot from the floppy disk. 2. At the "A:\" prompt, type "C:\" and then press . 3. At the "C:\" prompt, type "AWDFLASH BIOSFILENAME" and then . For example: "AWDFLASH aw0702.bin" The AWDFLASH screen appears. 4. Follow steps 4 to 5 of the previous section. ASUS A7V400-MX motherboard user guide 2-3 2.1.3 CrashFree BIOS feature The CrashFree BIOS feature allows you to boot the computer from a floppy disk and update the BIOS in case the original BIOS fails or gets corrupted.