Dell UP2720Q Monitor with No Video While Using Included Thunderbolt 3 Active Cable
Summary: Information about no video issues when using the included Thunderbolt 3 cable with the UP2720Q and systems with USB-C DisplayPorts.
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Symptoms
This article contains information about no video issues when using the USB-C Active Thunderbolt 3 cable that is included with the Dell UP2720Q monitor.
No Video with Included Thunderbolt 3 Active Cable
The Dell UP2720Q monitor ships with a USB-C Active Thunderbolt 3 cable for connecting to a Thunderbolt 3 computer for optimal video performance.
Using this USB-C Active Thunderbolt 3 cable with a system that only supports USB-C DisplayPort (DP) will lead to no video (Figure 1 and 2).
Figure 1 - Correct: A USB-C Active Thunderbolt 3 cable for connecting to a Thunderbolt 3 capable computer.
Figure 2 - Incorrect: A USB-C Active Thunderbolt 3 cable for connecting to a USB Type-C over DisplayPort capable computer.
Cause
NA
Resolution
If your computer only supports a USB-C DP video output, you must purchase a USB-C (Passive or Multi-Function DisplayPort (MFDP)) cable separately.
The following links are Thunderbolt 3 Passive cables:
If you have further questions about this article, contact Dell Technical Support.
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Dell UP2720QArticle Properties
Article Number: 000126400
Article Type: Solution
Last Modified: 28 Aug 2024
Version: 4
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