跳线

设置

说明

密码功能已启用(默认设置)。

PSWD

密码功能已禁用。

尚未重设实时时钟(默认设置)。

RTCRST

正在重设实时时钟。

已 跳 接 未 跳 接

2.卸下主机盖(请参阅卸下主机盖)。

3.找到系统板上的 2 针密码跳线 (PSWD),拔下跳线塞;将跳线塞放到旁边。有关寻找跳线的帮助,请参阅系统板组件

注 :计算机出厂时,密码跳线塞插在密码跳线上。

4.装回主机盖(请参阅装回主机盖)。

5.将计算机和显示器连接至电源插座,然后打开它们的电源。

6.计算机屏幕上显示 Microsoft® Windows® 桌面后,关闭计算机。(请参阅关闭计算机电源)。

7.关闭显示器并断开显示器与电源插座的连接。

8.断开计算机电源电缆与电源插座的连接,然后按电源按钮导去系统板上的残留电量。

9.卸下主机盖(请参阅卸下主机盖)。

10.找到系统板上的 2 针密码跳线,然后将跳线塞连接至其插针位置以重新启用密码功能。有关详情,请参阅系统板组件

11.装回主机盖(请参阅装回主机盖)。

注 意 :要连接网络电缆,请先将网络电缆插入网络端口或设备,然后将其插入计算机。

12.将计算机和设备连接至电源插座,然后打开它们的电源。

注 :此步骤启用密码功能。进入系统设置程序(请参阅系统设置程序)后,系统密码和管理员密码选项均显示为“Not Set”( 未设置 )— 表示已启用密码功能,但尚未设定密 码。

13.设定新的系统密码和/或设置密码。请参阅密码保护

清除 CMOS 设置

警 告 :开始执行 本节中 的 任 何步骤之 前 ,请 阅 读并遵 循《产品 信 息 指 南》中 的 安 全说明 。

Page 19
Image 19
Dell 490 manual 清除 Cmos 设置, 接 未 跳 接

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.