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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。

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.

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: 20 Sep 2024
Version:  4
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