G460_BIOS升级程序

Flash BIOS update - Flash from Operating System version for Lenovo 3000 G460 Version 29CN38WW Installation README Updated Date 2011-02-11 This package updates the basic input/output system (BIOS) on Lenovo 3000 G460 BIOS, abbreviation of Basic Input£¯Output System, is integrated in ROM chip on main board, which contains the basic input/output program, system configuration information, system startup self-check and pre-setup programs. BIOS provides most basic low-level hardware operations; it is the connection between software and hardware, and interfacing window of hardware and operating system. Note: Make note of any settings you have changed in the BIOS Configuration Utility. These settings may have to be re-entered after updating the BIOS. Attention: Do not power off or restart your computer during the BIOS flashing process, which will cause serious damage and improper functioning of your computer. Print this file so that you can refer to it during the installation. Notice: If BIOS version of the machine is older than 29CN26WW (V2.03) (not included), 29CN26WW (V2.03) BIOS must be flashed at first before updating to 29CN38WW (V2.15) or other latest ones. The details please refer to the tips: http://consumersupport.lenovo.com/au/en/hintsandtips/hints_show.aspx?id=12985356555620 Downloading the package ======================= 1. Click the file link to download the file from the web page. 2. For Windows operation system, there are two update packages available, NIWEx215_X32 and NIWEx215_X64. The former one is for running in 32-bit Windows, and the latter one is for 64-bit Windows. Please download the right update package according to your Windows version. 3. When prompted, select a drive and directory in which to save the downloaded file. Installing the package in Windows. ====================== Take NIWEx215_X32 as example, 1. Restart computer. 2. Locate the file NIWEx215_X32 that has been downloaded. 3. Double click the NIWEx215_X32. For Vista and Windows 7, you may run it as administrator by right-clicking on the icon and selecting ¡°Run as administrator¡±. 4. Click Install. 5. Click Flash BIOS. 6. Press Enter to start flashing. During the process, you are advised not to turn off the computer. 7. When the update finishes, the computer will automatically reboot for the changes to take effect. 8. Enter to BIOS menu, load default setting-> save and exit. 9. Please reboot the system again. Updated Information: Latest Version BIOS fixes all merged issues from previous. Summary of changes ================== General Information: 29CN38WW Fixed fan always running after waking up from sleep 29CN37WW Enabled sensor button function on NIWE1/NIWE2 Fixed sensor LED unable auto turn to 50% lighting before activation 29CN31WW (V2.08) 1. Updated NV GE1 VBIOS to fix black screen issue. 2. Disabled LAN DSM function to fix occasional LAN device lost. 29CN25WW (V2.02) 1. Under the old version, updating the BIOS in Windows mode when system resumes from S3 status will cause the system to hang and display to turn black. The new version will solve this problem. Trademarks ========== IdeaPad and IdeaCentre are registered trademarks of Lenovo. Microsoft and Windows are trademarks of Microsoft Corporation in the United States, other countries, or both. Other company, product, and service names may be trademarks or service marks of others. THIS DOCUMENT IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. WE DISCLAIM ALL WARRANTIES, WHETHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE AND MERCHANTABILITY WITH RESPECT TO THE INFORMATION IN THIS DOCUMENT. BY FURNISHING THIS DOCUMENT, WEGRANT NO LICENSES TO ANY PATENTS OR COPYRIGHTS. Copyright (c) Lenovo 2008, all rights reserved