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如何執行 Dell D2720DS 顯示器自我測試

Summary: 本文提供在 Dell D2720DS 顯示器上執行自我測試的相關資訊。

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

顯示器自我測試

D2720DS 顯示器具有自我測試 (燒入模式),可協助您判斷螢幕異常是否是顯示器、視訊纜線、顯示卡、驅動程式或電腦的固有問題。


執行自我測試的步驟:

  1. 從顯示器拔下所有視訊纜線,然後關閉顯示器。
  2. 按住按鈕 5 (圖 1),然後按下電源按鈕以開啟顯示器。
    Dell D2720DS 顯示器按鈕
    圖1

    顯示器會啟動自我測試 (燒入模式)。
  3. 當顯示器自動變成紅色、綠色、藍色、黑色和白色時,請仔細檢查螢幕是否有異常。
  4. 按下電源按鈕以結束自我測試。


如果您在使用自我測試工具時沒有偵測到任何螢幕異常,便代表顯示器可正常運作。檢查您的視訊纜線、顯示卡、驅動程式和電腦。

Affected Products

Dell D2720DS
Article Properties
Article Number: 000188983
Article Type: How To
Last Modified: 20 Sep 2024
Version:  4
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