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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。

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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: 25 Jul 2024
Version:  3
Find answers to your questions from other Dell users
Support Services
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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.