检查诊断指 示灯 — 请参阅诊断指示灯

检查插卡设置 — 进入系统设置程序(请参阅系统设置程序),确保“Integrated Devices”( 集 成设 备)选项下的“Primary Video Controller”( 主视 频控 制 器 )设置正确。对于 AGP 卡,请将“Primary Video Controller”( 主视 频控 制 器 )设置为“AGP”。对于 PCI 卡,请将“Primary Video Controller”( 主视 频控 制 器 )设置为“Auto”( 自动)。退出系统设置程序并重新启动计算机。

运行 Dell 诊断程 序 — 请参阅 Dell 诊断程序

如 果屏幕显示 不清楚

检查显示 器设置 — 有关调节对比度和亮度、为显示器消磁以及运行显示器自测试程序的说明,请参阅显示器说明文件。

将次 低 音扬声器 移 至远离显示 器的 位 置 — 如果您的扬声器系统包括次低音扬声器,请确保将次低音扬声器放置在距离显示器至少 60 cm (2 ft) 远的地方。

将显示 器 移 至远离外 部电源 的 位 置 — 风扇、荧光灯、卤素灯和其它电气设备均会导致屏幕图像“颤动”。关闭附近的设备以检查是否存在干扰。

调整 Windows 显示设置 —

1.单击“Start”(开始 )按钮,单击“Control Panel”( 控 制 面板 ),然后单击“Appearance and Themes”( 外观和 主题)

2.单击“Display”(显示 ),并单击“Settings”(设置 )选项卡。

3.尝试使用不同的“Screen resolution”(屏幕 分 辨 率 )“Color quality”(颜色质量 )设置。

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Dell 490 manual 果屏幕显示 不清楚, 检查诊断指 示灯 请参阅诊断指示灯。

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.