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如何运行戴尔 D2720DS 显示器自检

Summary: 本文提供有关在戴尔 D2720DS 显示器上运行自检的信息。

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Instructions

显示器自检

D2720DS 显示器有自检(老化模式),可帮助您确定遇到的任何屏幕异常是否是显示器、视频线缆、显卡、驱动程序或计算机的固有问题。


运行自检的步骤:

  1. 断开所有视频线缆与显示器的连接,然后关闭显示器。
  2. 按住按钮 5(图 1),然后按电源按钮以打开显示器。
    戴尔 D2720DS 显示器按钮
    图1

    显示器将启动自检(老化模式)。
  3. 当显示屏自动变为红、绿、蓝、黑、白时,仔细检查屏幕是否有异常。
  4. 按电源按钮退出自检。


如果您在使用自检工具时未检测到任何屏幕异常,则显示器工作正常。检查视频线缆、显卡、驱动程序和计算机。

Affected Products

Dell D2720DS
Article Properties
Article Number: 000188983
Article Type: How To
Last Modified: 25 Jul 2024
Version:  3
Find answers to your questions from other Dell users
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Article Properties
Article Number: 000188983
Article Type: How To
Last Modified: 25 Jul 2024
Version:  3
Find answers to your questions from other Dell users
Support Services
Check if your device is covered by Support Services.