更新 BIOS 时请勿关闭计算机或拔下电源，否则可能会损害您的计算机。在更新过程中，您的计算机将重新启动，并且可能会出现短暂黑屏。
在更新之前，请阅读下面注明的安装说明和重要信息。
DELL,SW,BIOS,NBK,XT2,A13,A13
已自动安装 此文件是作为最近更新的一部分自动安装的。如果您遇到任何问题，您可以手动下载并重新安装。此页面的内容可能已自动翻译。要提供反馈，请填写页面底部的表单。
Latitude XT2 System BIOS
推荐
以管理员身份登录 Windows 以使用自动扫描。如果您已以管理员身份登录并看到此消息，请重新启动。 您的系统由 IT 管理员管理，并且功能可能受限。
查找更多更新。使用 SupportAssist 查找适用于您的设备的所有最新驱动程序更新。
补丁和增强功能
BIOS Release Notes
Version: A13
Build Date: 12/16/2011
Intel GM45 Graphics Video BIOS version 1989v20
Fixes/Enhancements
------------------
1. Update Peryn CPU Micro code.
2. Update IntelR TXT BIOS AC Module
3. Added support for Signed Firmware Updates.
The BIOS release has been validated on the following operating systems:
1. Microsoft Windows 7
2. Microsoft Windows Vista
3. Microsoft Windows XP Service Pack 3
了解详情Version: A13
Build Date: 12/16/2011
Intel GM45 Graphics Video BIOS version 1989v20
Fixes/Enhancements
------------------
1. Update Peryn CPU Micro code.
2. Update IntelR TXT BIOS AC Module
3. Added support for Signed Firmware Updates.
The BIOS release has been validated on the following operating systems:
1. Microsoft Windows 7
2. Microsoft Windows Vista
3. Microsoft Windows XP Service Pack 3
版本
A13, A13
发布日期
05 1月 2012
下载类型
系统 BIOS
类别
BIOS
重要性
推荐Dell Technologies 建议在下一个计划的更新周期期间应用此更新。更新包含用于维护整体系统运行状况的更改。它可确保系统软件保持最新状态并与其他系统模块（固件、BIOS、驱动程序和软件）兼容，并且可能包括其他新功能。
可用格式
文件格式： 可针对Windows/DOS执行的CPG BIOS
文件名： XT2_A13.exe
文件大小： 2.8 MB
这是一个大文件。根据您的连接速度，可能需要一些时间来下载。
格式说明:
此文件格式包含BIOS可执行文件。可以使用通用格式(Windows/MS DOS)，从任何Windows或MS DOS环境安装。
为确保下载的完整性，请验证校验和值。
MD5：
461463314b0c34f74f43b0a9590e68b0
SHA1：
c5fcffc1a370a770ec777d322847b7d13de804e0
SHA-256：
不提供
开始下载软件，即表示您接受戴尔软件许可协议 ( 英文版 ) 条款。
适用于
System BIOS
安装说明
--------------------------------------------------------------------------------
Installation Instructions for the Universal (Windows/ DOS) format
Download file to Desktop
Use one of the methods below to flash the Bios.
Run the BIOS update utility from Windows environment
Run the BIOS update utility from DOS environment (Non-Windows users)
--------------------------------------------------------------------------------
Download file to Desktop
The file XT2_A13.EXE is using the Universal (Windows/ DOS) format and is designed to be directly executed from Windows environment.
Click Download now.The File Download window appears.
Click the Save button.The Save As window appears.
Select Desktop using the drop-down menu to the right of Save in.
Click the Save button.A progress meter moves as the download is completed.
If necessary, click X in the upper right-hand corner of the Download Progress Window to close it upon completion.
NOTE: Shut down all other applications prior to running the BIOS update utility. The update utility reboots your system in order to get the new BIOS loaded.
--------------------------------------------------------------------------------
Run the BIOS update utility from Windows environment
Double click the Icon on your desktop labeled XT2_A13.EXE.The Dell BIOS Flash window appears
Click the Continue button.The message Pressing OK will close all applications, shut down Windows, Flash the BIOS, then reboot. appears.
Click the OK button.The system will restart and the BIOS Flash will be completed.
Run the BIOS update utility from DOS environment (Non-Windows users)
NOTE: You will need to provide a bootable DOS diskette. This executable file does not create the DOS system files.
Copy the file XT2_A13.EXE to a bootable floppy.
Boot from the floppy to the DOS prompt.
Run the file by typing Y:\XT2_A13.EXE (where y is the drive letter where the executable is located).
Installation Instructions for the Universal (Windows/ DOS) format
Download file to Desktop
Use one of the methods below to flash the Bios.
Run the BIOS update utility from Windows environment
Run the BIOS update utility from DOS environment (Non-Windows users)
--------------------------------------------------------------------------------
Download file to Desktop
The file XT2_A13.EXE is using the Universal (Windows/ DOS) format and is designed to be directly executed from Windows environment.
Click Download now.The File Download window appears.
Click the Save button.The Save As window appears.
Select Desktop using the drop-down menu to the right of Save in.
Click the Save button.A progress meter moves as the download is completed.
If necessary, click X in the upper right-hand corner of the Download Progress Window to close it upon completion.
NOTE: Shut down all other applications prior to running the BIOS update utility. The update utility reboots your system in order to get the new BIOS loaded.
--------------------------------------------------------------------------------
Run the BIOS update utility from Windows environment
Double click the Icon on your desktop labeled XT2_A13.EXE.The Dell BIOS Flash window appears
Click the Continue button.The message Pressing OK will close all applications, shut down Windows, Flash the BIOS, then reboot. appears.
Click the OK button.The system will restart and the BIOS Flash will be completed.
Run the BIOS update utility from DOS environment (Non-Windows users)
NOTE: You will need to provide a bootable DOS diskette. This executable file does not create the DOS system files.
Copy the file XT2_A13.EXE to a bootable floppy.
Boot from the floppy to the DOS prompt.
Run the file by typing Y:\XT2_A13.EXE (where y is the drive letter where the executable is located).