POST Behavior”POST 行为)

Fastboot”(快速引

 

导)

启用此功能之后,系统将通过忽略某些兼容性步骤来缩短计算机启动时间。“Off”(关)不跳过在计算机启动过程中的任何步骤。“O n”(开)可以更快地启

 

动系统。

(默认为On”[]

 

 

 

Numlock Key”(数

 

码锁定键)

确定键盘右侧数字键的功能。“Off”(关)可以命令将右侧小键盘按键用作箭头键。“O n”(开)可以命令将右侧小键盘按键用作数字键。

 

(默认为On”[]

 

 

 

 

确定可用于操作系统的最大系统内存容量。设置为“Off”(关)时,所有系统内存均可用于操作系统。设置为“O n”(开)时,可用于操作系统的最大系统内

OS Install”(操作

存容量为 256 MB。

系统安装)

 

(默认为On”[]

注 :系统内存多于 2 GB 时无法完成某些操作系统的安装。

 

 

 

POST

确定登录屏幕是否显示内容为进入“Setup”(设置 程 序 )“Quickboot”( 快 速 引导)功能所需的击键顺序的信息。“Setup”(设置 程 序 ) 和“Boot

Menu”( 引导菜单)将显示两条信息(F2=Setup [F2 = 设置] 和 F12=Boot Menu [F12 = 引导菜单])。“Setup”(设置 程 序 )仅显示设置程序信息

Hotkeys”POST

(F2=Setup [F2 = 设置])。“Boot Menu”( 引导菜单)仅显示“Quickboot”( 快 速 引导)信息(F12=Boot Menu [F12 = 引导菜单])。“None”

键)

(无)不显示任何信息。

 

 

Keyboard

当设置为“Report”(报告 )(已启用)并且在 POST 期间检测到错误时,BIOS 将显示错误信息并提示您按 <F1> 键继续或者按 <F2> 键进入系统设置程序。

 

Errors”(键盘错误)

当设置为“Do Not Report”( 不报告 )(禁用)并且在 POST 期间检测到错误时,BIOS 将显示错误信息并继续引导系统。

 

 

 

 

 

引导菜单

此功能使您可以更改设备的引导顺序。

选项设置

“Onboard or USB Floppy Drive”( 机载或 USB 软 盘 驱 动器 )— 计算机尝试从软盘驱动器进行引导。如果驱动器中的软盘不是可引导盘,或者驱动器中没有软盘,或者计 算机中未安装软盘驱动器,则计算机将生成错误信息。

“Hard Drive”( 硬盘 驱 动器 )(在 AHCI 模式中按序列号列出)— 计算机尝试从选定的硬盘驱动器进行引导。

注 :在 AHCI 模式下,将列出所有的可引导硬盘驱动器,而不只是引导驱动器。

“Onboard or USB CD-ROM Drive”( 机载或 USB CD-ROM 驱 动器 )— 计算机尝试从 CD-ROM 驱动器进行引导。如果此驱动器中没有 CD,或者 CD 中没有操作系统,计算机 将生成错误信息。

“USB Device”(USB 设 备)— 将存储设备插入 USB 端口并重新启动计算机。屏幕右上角显示 F12 = Boot Menu(F12 = 引导菜单)时,按 <F12> 键。BIOS 将检测到该设 备并将 USB 选项添加至引导菜单。

注 :要引导至 USB 设备,则该设备必须为可引导设备。要确保设备为可引导设备,请查看设备说明文件。

选 择用 于当前 引导的 引导设备。

例如,您可以使用此功能将计算机重新启动至 USB 设备,如软盘驱动器、闪存或 CD-RW 驱动器。

注 :如果要引导至 USB 软盘驱动器,则必须先在系统设置程序中将“Diskette Drive”(软盘驱动器)设置为“USB”(请参阅系统设置程序选项)。

1.如果要引导至 USB 设备,请将 USB 设备连接至 USB 连接器(请参阅计算机概览)。

2.打开(或重新启动)计算机。

3.屏幕右上角显示 F2 = Setup, F12 = Boot Menu(F2 = 设置,F12 = 引导菜单)时,按 <F12> 键。

如果等待时间过长,系统已显示操作系统徽标,则请继续等待直至看到 Microsoft Windows 桌面。然后关闭计算机(请参阅关闭计算机电源)并重试。 将显示菜单。

4.使用上箭头键和下箭头键定位到“Boot Device Menu”( 引导 设 备菜单),然后按 <Enter> 键选择该选项。

5.系统将显示“Boot Device Menu”( 引导 设 备菜单),列出所有可用的引导设备。

6.使用上箭头键和下箭头键定位到引导设备(将仅用于当前引导的设备)。

7.按 <Enter> 键以选择设备。

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Dell 490 manual 引导菜单, 选项设置, 择用 于当前 引导的 引导设备。, 系统将显示Boot Device Menu( 引导 设 备菜单),列出所有可用的引导设备。

490 specifications

The Dell PowerEdge 490 is a versatile and robust server designed to meet the demands of small to medium-sized enterprises. This server combines powerful performance with advanced features, making it suitable for various applications, from data storage to running critical applications.

One of the standout features of the Dell 490 is its support for dual Intel Xeon processors. The Xeon architecture provides exceptional processing power, enabling the server to handle complex tasks and multiple workloads simultaneously. This dual-processor capability is essential for businesses that require high availability and performance in their server operations.

The PowerEdge 490 supports up to 32 GB of DDR2 SDRAM, allowing for efficient multitasking and improved data access speed. The server's memory capacity ensures that it can support applications that require substantial RAM, which is increasingly important in today's data-driven environments.

Storage options are another highlight of the Dell 490. It features multiple drive bays that can support SAS, SATA, or SCSI hard drives, allowing businesses to customize their storage solutions based on their specific needs. The server supports a variety of RAID configurations, including RAID 0, 1, 5, and 10, providing options for data redundancy and performance optimization.

In terms of connectivity, the Dell PowerEdge 490 is equipped with several PCI Express slots, enabling the addition of various expansion cards for enhanced functionality. Whether it’s improved networking capabilities or graphics processing, the options for customization are plentiful. This adaptability ensures that the server can evolve alongside the organization’s growing needs.

The Dell 490 also incorporates advanced energy-efficient technologies, such as power management features designed to optimize energy consumption. This not only reduces operational costs but also makes it a more environmentally friendly option for businesses concerned about their carbon footprint.

In summary, the Dell PowerEdge 490 is a reliable server that boasts a combination of powerful processing capabilities, flexible storage options, and expandability. With its energy-efficient design and robust features, it remains an excellent choice for businesses looking to enhance their IT infrastructure while ensuring performance and adaptability for the future.