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 Server System BIOS, A21
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。
PowerVault 775N, BIOS, A21
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
* Added a workaround to prevent a potential data integrity issue caused by Serverworks 533MHz FSB (Front-Side-Bus) chipset in a specific system configuration scenario.
了解详情版本
A21, A21
发布日期
20 11月 2006
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： 面向MS Windows（32位）的更新包
文件名： PV775N_BIOS_WIN_A21.EXE
文件大小： 2.11 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:
Microsoft Windows 32位格式中的戴尔更新包(DUP)设计为可以在Microsoft Windows 64位操作系统上运行。Microsoft Windows 64位格式中的戴尔更新包(DUP)仅可在Microsoft Windows 64位操作系统上运行。选择设备驱动程序更新时，请务必选择适合您的操作系统的更新。
为确保下载的完整性，请验证校验和值。
MD5：
6B7214E6954823FD62636431D20174BB
SHA1：
不提供
SHA-256：
不提供
文件格式： 自解压zip内的一个或多个自解压磁盘映像
文件名： PV775N-BIOSA21.exe
文件大小： 606.23 KB
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:
此文件包含一组压缩文件。将文件下载到硬盘上的文件夹中，然后双击它来解压这组文件。请按照说明完成安装。
为确保下载的完整性，请验证校验和值。
MD5：
13f07c0760c3b569d9dfa389d9e92851
SHA1：
不提供
SHA-256：
不提供
文件格式： 包含加密签名的GnuPG文件
文件名： PV775N_BIOS_LX_A21.BIN.sign
文件大小： 194 Bytes
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:
Red Hat Linux更新包的GnuPG签名可用于验证戴尔在相关Red Hat Linux更新包中的身份。
为确保下载的完整性，请验证校验和值。
MD5：
27A50468C345AB7CFB4EFE2C2F22A7B1
SHA1：
不提供
SHA-256：
不提供
文件格式： 刷新BIOS可执行文件
文件名： PV775N-A21.EXE
文件大小： 434.41 KB
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。要更新系统，请下载文件并将其保存到桌面或硬盘，然后运行该可执行文件。要更新BIOS，您的系统必须连接交流电源并具有至少10 %的电池电量。
为确保下载的完整性，请验证校验和值。
MD5：
06989e7362dcad9df025a110c82d3373
SHA1：
不提供
SHA-256：
不提供
文件格式： 外部版本说明
文件名： PV775N-BIOSA21.TXT
文件大小： 7.22 KB
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:
此文件格式包含纯文本，您可以采用标准文本编辑器进行查看。
为确保下载的完整性，请验证校验和值。
MD5：
ff2bf4537223493038a3a9c727e733bc
SHA1：
不提供
SHA-256：
不提供
文件格式： Red Hat Linux的更新包
文件名： PV775N_BIOS_LX_A21.BIN
文件大小： 2.92 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:
适用于Linux 的戴 尔更新包是在 满足特定的标准系统环境下使用的独立应用程序。，然后应用更新。
注意：Linux的更新包是开源的。查看适用于Linux 的戴 尔更新包自述以了解 详情，了解详情。
注意：Linux的更新包是开源的。查看适用于Linux 的戴 尔更新包自述以了解 详情，了解详情。
为确保下载的完整性，请验证校验和值。
MD5：
6355649D2B19AC5D1CE8BBEC2474FB8D
SHA1：
不提供
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
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Server System BIOS
安装说明
Download
1. Click the "Download Now" link to download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link if you accept the agreement.
3. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
NOTE: You must provide a DOS bootable media, such as a USB key. This executable file does not create the DOS system files.
1. Browse to the location where you downloaded the file.
2. Update the name of the file to DOS recognizable format (8.3). If you do not update the filename to 8.3 format, the filename will be truncated to 8.3 format.
3. Copy the file to the bootable device.
4. Boot the system to DOS by using the bootable device.
5. Run the executable under DOS. Follow the instructions provided by the flash utility.
Instructions for PV775N-BIOSA21.TXT:
1) Click Download now.
The File Download window appears.
2) Click the Save button.
The Save As window appears.
3) Select Desktop using the drop-down menu to the right of Save in.
4) Click the Save button.
A progress meter moves as the download is completed.
5) If necessary, click X in the upper right-hand corner of the Download Progress Window to close it upon completion.
6) Double click the Icon on your desktop for the newly saved file.
The Dell Bios Release Notes window appears.
Instructions for PV775N-BIOSA21.exe
NOTE: In order to create this diskette, this file must be downloaded to and executed on a system running Microsoft Windows.
Download
1. Click the Download Now link to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.
Installation
1. Browse to the location where you downloaded the file.
2. Run the executable file by double-clicking on the icon.
3. Click the Setup button.
4. Follow the directions to create the FlashBIOS update diskette.
5. Insert the created FlashBIOS update diskette in the target system.
6. Reboot the system.
7. When prompted, press the Y key to execute the FlashBIOS update.
8. Remove the diskette and reboot system.
Dell Update Package Instructions for PV775N_BIOS_WIN_A21.EXE:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Browse to the location where you downloaded the file and double-click the new file.
2. Read over the release information presented in the dialog window.
3. Download and install any prerequisites identified in the dialog window before proceeding.
4. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
5. Click the Install button.
6. Follow the remaining prompts to perform the update.
Dell Update Package Instructions for PV775N_BIOS_LX_A21.BIN:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Read over the release information presented by executing the "./PV775N_BIOS_LX_A21.BIN --version" command from the shell.
2. Download and install any prerequisites identified in the above step before proceeding.
3. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
4. Run the update by executing "./PV775N_BIOS_LX_A21.BIN" from the shell.
5. Follow the remaining prompts to perform the update.
GnuPG Signature of Dell Update Package Instructions for PV775N_BIOS_LX_A21.BIN.sign:
Download
1. Click the "Download Now" link to download the file.
2. When the "File Download" window appears, click "Save" to save the file to your hard drive.
Installation
1. Import the Dell public key. (You only need to do once on your system.)
2. Verify the Dell Update Package by using its signature file
1. Click the "Download Now" link to download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link if you accept the agreement.
3. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
NOTE: You must provide a DOS bootable media, such as a USB key. This executable file does not create the DOS system files.
1. Browse to the location where you downloaded the file.
2. Update the name of the file to DOS recognizable format (8.3). If you do not update the filename to 8.3 format, the filename will be truncated to 8.3 format.
3. Copy the file to the bootable device.
4. Boot the system to DOS by using the bootable device.
5. Run the executable under DOS. Follow the instructions provided by the flash utility.
Instructions for PV775N-BIOSA21.TXT:
1) Click Download now.
The File Download window appears.
2) Click the Save button.
The Save As window appears.
3) Select Desktop using the drop-down menu to the right of Save in.
4) Click the Save button.
A progress meter moves as the download is completed.
5) If necessary, click X in the upper right-hand corner of the Download Progress Window to close it upon completion.
6) Double click the Icon on your desktop for the newly saved file.
The Dell Bios Release Notes window appears.
Instructions for PV775N-BIOSA21.exe
NOTE: In order to create this diskette, this file must be downloaded to and executed on a system running Microsoft Windows.
Download
1. Click the Download Now link to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.
Installation
1. Browse to the location where you downloaded the file.
2. Run the executable file by double-clicking on the icon.
3. Click the Setup button.
4. Follow the directions to create the FlashBIOS update diskette.
5. Insert the created FlashBIOS update diskette in the target system.
6. Reboot the system.
7. When prompted, press the Y key to execute the FlashBIOS update.
8. Remove the diskette and reboot system.
Dell Update Package Instructions for PV775N_BIOS_WIN_A21.EXE:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Browse to the location where you downloaded the file and double-click the new file.
2. Read over the release information presented in the dialog window.
3. Download and install any prerequisites identified in the dialog window before proceeding.
4. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
5. Click the Install button.
6. Follow the remaining prompts to perform the update.
Dell Update Package Instructions for PV775N_BIOS_LX_A21.BIN:
Download
1. Click the "Download Now" link to download the file.
2. When the File Download window appears, click "Save" to save the file to your hard drive.
Installation
1. Read over the release information presented by executing the "./PV775N_BIOS_LX_A21.BIN --version" command from the shell.
2. Download and install any prerequisites identified in the above step before proceeding.
3. Install any necessary Embedded Systems Management firmware prior to this BIOS update.
4. Run the update by executing "./PV775N_BIOS_LX_A21.BIN" from the shell.
5. Follow the remaining prompts to perform the update.
GnuPG Signature of Dell Update Package Instructions for PV775N_BIOS_LX_A21.BIN.sign:
Download
1. Click the "Download Now" link to download the file.
2. When the "File Download" window appears, click "Save" to save the file to your hard drive.
Installation
1. Import the Dell public key. (You only need to do once on your system.)
2. Verify the Dell Update Package by using its signature file