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A7N8X-X
User Guide
Motherboard
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Checklist E1461 Revised Edition V2 October 2003 Copyright © 2003 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 e
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Contents Notices ............................................................................................v Safety information .......................................................................... vi ASUS contact information ............................................................ viii A7N8X-X specifications summary .................................................. ix Chapter 1: Motherboard Info 1.1 Welcome! ..........................................................................
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Safeguards Contents 2.4.3 Integrated Peripherals ......................................... 2-18 2.4.4 Power Management Setup .................................. 2-20 2.4.5 PnP / PCI Configurations ..................................... 2-22 2.5 Security Menu .................................................................. 2-23 2.6 Hardware Monitor Menu ................................................... 2-24 2.7 Exit Menu .........................................................................
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Notices Federal Communications Commission Statement This device complies with Part 15 of the FCC Rules. 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 reaso
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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 cabl
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Conventions used in this guide To make sure that you perform certain tasks properly, take note of the following symbols used throughout this manual. WARNING/DANGER: 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 t
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ASUS contact information ASUSTeK COMPUTER INC. (Asia-Pacific) Address: 150 Li-Te Road, Peitou, Taipei, Taiwan 112 General Tel: +886-2-2894-3447 General Fax: +886-2-2894-3449 Web Site: www.asus.com.tw Technical Support MB/Others (Tel): +886-2-2890-7121 (English) Notebook (Tel): +886-2-2890-7122 (English) Desktop/Server (Tel): +886-2-2890-7123 (English) Support Fax: +886-2-2890-7698 ASUS COMPUTER INTERNATIONAL (America) Address: 44370 Nobel Drive, Fremont, CA 94538, USA General Fax: +1-502-933-871
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A7N8X-X specifications summary CPU Socket A for AMD Duron™/Athlon™/Athlon™ XP 3200+ or higher 400/333 MHz FSB Support ® Chipset Northbridge: NVIDIA nForce2 400 ® Southbridge: NVIDIA nForce2 MCP Front Side Bus (FSB) 400/333/266/200Mhz Memory 3 x 184-pin DDR DIMM Sockets Max. 3 GB unbuffered PC3200/2700/2100/1600 non-ECC DDR RAM memory. (Visit ASUS website for latest qualified DDR400 module list.) Expansion slots 5 x PCI 1 x AGP 8X (1.5V only) IDE 2 x UltraDMA 133/100/66/33 Audio Realtek ALC650 6
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A7N8X-X specifications summary BIOS features 2Mb Flash ROM, Award BIOS, TCAV, PnP, DMI2.0, DMI, Green Industry standard PCI 2.2, USB 1.1/2.0. Manageability DMI 2.0, WOL, WOR, Chassis Intrusion, SM Bus Support CD contents Device drivers ASUS PC Probe tm Trend Micro PC-cillin 2002 anti-virus software ASUS LiveUpdate Utility Accessories User’s manual Support CD 1 x UltraDMA 133/100/66 cable FDD cable 9-pin COM cable (optional) 2-port USB/Game port bracket (optional) I/O shield Form Factor ATX form
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Chapter 1 This chapter gives information about the ASUS A7N8X-X motherboard that came with the system.This chapter includes the motherboard layout, jumper settings, and connector locations. ASUS A7N8X-X Motherboard 1-1 Motherboard Info
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1.1 Welcome! ® Thank you for buying the ASUS A7N8X-X motherboard! The ASUS A7N8X-X motherboard is loaded with the most advanced technologies to deliver the maximum performance for socket A processors. This motherboard is loaded with value-added features for guaranteed consumer satisfaction. Unique ASUS features such as ASUS C.O.P., ASUS Q-Fan Technology and more are included to ensure the best user experience and value in a motherboard. For future upgrades or system reconfiguration, this chapter
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1.3 Motherboard components 123 45 6 18 17 7 8 16 9 15 10 11 14 13 12 19 20 21 22 23 24 28 27 26 25 ASUS A7N8X-X Motherboard 1-3
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CPU Sockets. Socket 462 (Socket A) Zero Insertion Force (ZIF) socket for 1 the AMD Duron™/Athlon™/Athlon XP™ 3000+ processors. ® NorthBridge Controller. The NVIDIA nForce2™ 400 North Bridge 2 controller chipset. The controller supports a 64-bit DDR memory controller and up to 3 GB of 400/333/266/200MHz DDR memory. DDR DIMM Sockets. Equipped with three Double Data Rate Dual Inline 3 Memory Module (DDR DIMM) sockets to support up to 3GB of DDR DRAM, the newest memory standard with the highest ban
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Onboard LED. This onboard LED lights up if there is a standby power on 13 the motherboard. This LED acts as a reminder to turn off the system power before plugging or unplugging devices. PCI slots. These 32-bit PCI 2.2 expansion slots support bus master PCI 14 cards like SCSI or LAN cards with 133MB/s maximum output. 15 S/PDIF connector. This header connects to the S/PDIF bracket. (optional) 16 Audio CODEC. The Realtek 6-channel CODEC is an AC’97 compliant audio CODEC designed for PC multimedia
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1.4 Motherboard layout 24.5cm (9.64in) PS/2 CPU_FAN1 T: Mouse KBPWR1 Socket 462 B: Keyboard USBPWR_34 USB3 USB4 COM1 USBPWR_12 nVidia nForce2 400 Chipset Bottom: Top: CPU_FSB USB1 RJ-45 USB2 Top:Line In Center:Line Out 0 1 2 3 4 5 Below:Mic In CHA_FAN1 Realtek RTL8201 Accelerated Graphics Port (AGP) 2Mb CD1 BIOS FPAUDIO1 PCI 1 nForce2 AUX1 MCP Audio Super Codec Chipset I/O SPDIF1 PCI 2 ® A7N8X-X CLRTC1 CR2032 3V PCI 3 Lithium Cell COM2 CMOS Power USB56 USBPWR_56 PCI 4 GAME1 ASUS PWR_LED1
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1.5 Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings. 1. Unplug the power cord from the wall socket before touching any component. 2. 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. 3. Hold components by the edges to avoid touching the ICs on them. 4. Whenever you unins
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1.7 System memory The motherboard has three Double Data Rate (DDR) DIMM sockets that supports up to 3GB non-ECC PC3200/2700/2100/1600 DDR.. 104 Pins ® A7N8X-X 80 Pins A7N8X-X 184-Pin DDR DIMM Sockets 1. DIMMs with more than 8 devices on each side of the module are not supported. 2. Make sure the memory frequency and bus frequency setting in the BIOS are the same or set to [Auto] ensure system stability. 3. A DDR DIMM is keyed with a notch so that it fits in only one direction. DO NOT force a DI
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Normally, 6 IRQs are free for expansion cards. Sometimes IRQs are “shared” by more than one function; in this case, IRQ assignments are swapped automatically or adjusted through the BIOS firmware. 1.8.2 Standard Interrupt Assignments IRQ Standard Function 0 System Timer 1 Keyboard Controller 2 Programmable Interrupt Controller 3* USB Universal Host Controller 4* Communications Port (COM1) 5* Onboard Audio 6 Standard Floppy Disk Controller 7* Printer Port (LPT1) 8 System CM
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1.9 Jumpers This section describes and illustrates the jumpers on the motherboard. 1. USB device wake-up (3-pin USBPWR_12,USBPWR_34,USBPWR_56) 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 comput
