01-06 MEL-M.P65 (EN)

R MEL-M Socket 370 microATX Motherboard USER’S MANUAL

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USER'S NOTICE No part of this manual, including the products and software described in it, may be repro- duced, 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”). 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 PAR- TICULAR PURPOSE.

IN NO EVENT SHALL ASUS, ITS DIRECTORS, OFFICERS, EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT, SPECIAL, INCIDEN- TAL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS, LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSI- NESS 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. 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.

Products and corporate names appearing in this manual may or may not be registered trade- marks or copyrights of their respective companies, and are used only for identification or explanation and to the owners’ benefit, without intent to infringe. • Intel, LANDesk, and Pentium are registered trademarks of Intel Corporation. • IBM and OS/2 are registered trademarks of International Business Machines. • Symbios is a registered trademark of Symbios Logic Corporation. • Windows and MS-DOS are registered trademarks of Microsoft Corporation. • XGstudio and Soft Synthesizer is a trademark of the Yamaha Corporation. • Adobe and Acrobat are registered trademarks of Adobe Systems Incorporated.

The product name and revision number are both printed on the product itself. Manual revi- sions are released for each product design represented by the digit before and after the period of the manual revision number. Manual updates are represented by the third digit in the manual revision number. For previous or updated manuals, BIOS, drivers, or product release information, contact ASUS at http://www.asus.com.tw or through any of the means indicated on the following page. SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FUR- NISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A COM- MITMENT BY ASUS.

ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUD- ING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT. Copyright © 1999 ASUSTeK COMPUTER INC. All Rights Reserved. Product Name: ASUS MEL-M Manual Revision: 1.03 E329 Release Date: February 1999 2 ASUS MEL-M User’s Manual

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ASUS CONTACT INFORMATION ASUSTeK COMPUTER INC. (Asia-Pacific) Marketing Address: 150 Li-Te Road, Peitou, Taipei, Taiwan 112 Telephone: +886-2-2894-3447 Fax: +886-2-2894-3449 Email: info@asus.com.tw Technical Support Tel (English): +886-2-2894-3447 ext. 706 Tel (Chinese): +886-2-2894-3447 ext. 701 Fax: +886-2-2895-9254 Email: tsd@asus.com.tw Newsgroup: news2.asus.com.tw WWW: www.asus.com.tw FTP: ftp.asus.com.tw/pub/ASUS ASUS COMPUTER INTERNATIONAL (America) Marketing Address: 6737 Mowry Avenue, Mowry Business Center, Building 2 Newark, CA 94560, USA Fax: +1-510-608-4555 Email: info-usa@asus.com.tw Technical Support Fax: +1-510-608-4555 BBS: +1-510-739-3774 Email: tsd-usa@asus.com.tw WWW:

www.asus.com FTP: ftp.asus.com.tw/pub/ASUS ASUS COMPUTER GmbH (Europe) Marketing Address: Harkort Str. 25, 40880 Ratingen, BRD, Germany Telephone: 49-2102-445011 Fax: 49-2102-442066 Email: sales@asuscom.de Technical Support Hotline: 49-2102-499712 BBS: 49-2102-448690 Email: tsd@asuscom.de WWW: www.asuscom.de FTP: ftp.asuscom.de/pub/ASUSCOM ASUS MEL-M User’s Manual 3

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CONTENTS I. INTRODUCTION.............................................................................. 7 How this manual is organized............................................................. 7 Item Checklist ..................................................................................... 7 II. FEATURES ....................................................................................... 8 The ASUS MEL-M Motherboard ....................................................... 8 Parts of the ASUS MEL-M Motherboard ......................................... 11 III. HARDWARE SETUP ....................................................................

12 ASUS MEL-M Motherboard Layout................................................ 12 Hardware Setup Steps ....................................................................... 14 1. Motherboard Settings.................................................................... 14 2. System Memory (DIMM) ............................................................ 17 DIMM Memory Installation .................................................. 18 3. Central Processing Unit (CPU) .................................................... 19 4. Expansion Cards ........................................................................... 21 Expansion Card Installation Procedure .................................

21 Assigning IRQs for Expansion Cards.................................... 21 Assigning DMA Channels for ISA Cards.............................. 22 ISA Cards and Hardware Monitor ......................................... 22 5. External Connectors..................................................................... 23 Power Connection Procedures .......................................................... 33 Flash Memory Writer Utility ............................................................ 34 IV. BIOS SETUP ................................................................................... 34 Main Menu ..................................................................................

34 Managing and Updating Your Motherboard’s BIOS................... 36 6. BIOS Setup .................................................................................. 37 Load Defaults ........................................................................ 38 Standard CMOS Setup ................................................................ 38 Details of Standard CMOS Setup:......................................... 38 BIOS Features Setup ................................................................... 41 Details of BIOS Features Setup............................................. 41 Chipset Features Setup ................................................................

44 Details of Chipset Features Setup.......................................... 44 Power Management Setup........................................................... 47 Details of Power Management Setup .................................... 47 PNP and PCI Setup ..................................................................... 50 Details of PNP and PCI Setup ............................................... 50 Load BIOS Defaults .................................................................... 52 Load Setup Defaults .................................................................... 52 Supervisor Password and User Password ...................................

53 IDE HDD Auto Detection ........................................................... 54 4 ASUS MEL-M User’s Manual

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