[. . . ] Motherboard M2N 1394 E2794 First Edition V1 September 2006 Copyright © 2006 ASUSTeK COMPUTER INC. 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. 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. [. . . ] Visit the ASUS website (www. asus. com) to download the latest BIOS file for the motherboard and rename the same to MN-MX. ROM. Press <Alt> + <F> during POST to display the following. EZFlash starting BIOS update Checking for floppy. . . 4. Insert the floppy disk that contains the BIOS file to the floppy disk drive. When the correct BIOS file is found, EZ Flash performs the BIOS update process and automatically reboots the system when done. EZFlash starting BIOS update Checking for floppy. . . Rebooting. · · Do not shut down or reset the system while updating the BIOS to prevent system boot failure!A "Floppy not found!" error message appears if there is no floppy disk in the drive. A "MN-MX. ROM not found!" error message appears if the correct BIOS file is not found in the floppy disk. Make sure that you rename the BIOS file to M2N-MX. ROM. ASUS MN 1394 -3 2. 1. 3 AFUDOSutility The AFUDOS utility allows you to update the BIOS file in DOS environment using a bootable floppy disk with the updated BIOS file. This utility also allows you to copy the current BIOS file that you can use as backup when the BIOS fails or gets corrupted during the updating process. CopyingthecurrentBIOS To copy the current BIOS file using the AFUDOS utility: · · Make sure that the floppy disk is not write-protected and has at least 1024KB free space to save the file. . Copy the AFUDOS utility (afudos. exe) from the motherboard support CD to the bootable floppy disk you created earlier. Boot the system in DOS mode, then at the prompt type: afudos /o[filename] where the [filename] is any user-assigned filename not more than eight alphanumeric characters for the main filename and three alphanumeric characters for the extension name. A:\>afudos /oOLDBIOS1. rom Main filename Extensionname 3. Press <Enter>. The utility copies the current BIOS file to the floppy disk. A:\>afudos /oOLDBIOS1. rom AMI Firmware Update Utility - Version 1. 19(ASUS V2. 07(03. 11. 24BB)) Copyright (C) 2002 American Megatrends, Inc. ok A:\> The utility returns to the DOS prompt after copying the current BIOS file. -4 Chapter : BIOS setup Updating the BIOS file 1. To update the BIOS file using the AFUDOS utility: Visit the ASUS website (www. asus. com) and download the latest BIOS file for the motherboard. Save the BIOS file to a bootable floppy disk. Write the BIOS filename on a piece of paper. 3. Copy the AFUDOS utility (afudos. exe) from the motherboard support CD to the bootable floppy disk you created earlier. Boot the system in DOS mode, then at the prompt type: afudos /i[filename] where [filename] is the latest or the original BIOS file on the bootable floppy disk. A:\>afudos /iM2N-MX. ROM 4. The utility verifies the file and starts updating the BIOS. A:\>afudos /iM2N-MX. ROM AMI Firmware Update Utility - Version 1. 19(ASUS V2. 07(03. 11. 24BB)) Copyright (C) 2002 American Megatrends, Inc. done Do not shut down or reset the system while updating the BIOS to prevent system boot failure! 5. The utility returns to the DOS prompt after the BIOS update process is completed. Reboot the system from the hard disk drive. A:\>afudos /iM2N-MX. ROM AMI Firmware Update Utility - Version 1. 19(ASUS V2. 07(03. 11. 24BB)) Copyright (C) 2002 American Megatrends, Inc. done Please restart your computer A:\> ASUS MN 1394 -5 2. 1. 4 ASUSCrashFreeBIOS2utility The ASUS CrashFree BIOS is an auto recovery tool that allows you to restore the BIOS file when it fails or gets corrupted during the updating process. You can update a corrupted BIOS file using the motherboard support CD or the floppy disk that contains the updated BIOS file. · · Prepare the motherboard support CD, or the floppy disk containing the updated motherboard BIOS before using this utility. Make sure that you rename the original or updated BIOS file in the floppy disk or the USB flash disk to M2N-MX. ROM. Recovering the BIOS from a floppy disk To recover the BIOS from a floppy disk: 1. Turn on the system. Insert the floppy disk with the original or updated BIOS file to the floppy disk drive. The utility displays the following message and automatically checks the floppy disk for the original or updated BIOS file. Bad BIOS checksum. [. . . ] Select OK to discard any changes and load the previously saved values. LoadSetupDefaults This option allows you to load the default values for each of the parameters on the Setup menus. When you select this option or if you press <F5>, a confirmation window appears. Select Exit & Save Changes or make other changes before saving the values to the non-volatile RAM. ASUS MN 1394 -37 -38 Chapter : BIOS setup This chapter describes the contents of the support CD that comes with the motherboard package. Software support 3 3. 1 Installing an operating system This motherboard supports Windows® 2000/XP operating systems (OS). Always install the latest OS version and corresponding updates to maximize the features of your hardware. · Motherboard settings and hardware options vary. [. . . ]