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Summary :

DisplayPort no signal

Have you come across the DisplayPort no signal issue? This problem often occurs when connecting ASUS monitor via DisplayPort. What causes DisplayPort not detected? How to fix this vexing problem? Now, try these top 5 troubleshooting methods of MiniTool.

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What Causes the DisplayPort No Signal Issue

DisplayPort is a digital display interface that can connect your devices to a monitor for better performance. Besides, it can be used to carry different types of data such as audio, video, and USB. However, a great number of users are bothered by the DisplayPort no signal issue when using ASUS monitor.

What causes the DisplayPort no signal ASUS problem? According to the user reports, here are several common causes behind the error:

  • Broken display port: If the DisplayPort is broken or loose, there may be no dp signal from your device.
  • Outdated or missing device drivers: It is another common reason for DisplayPort no signal Windows 10. You should try updating to the latest device driver.
  • Inappropriate refresh rate: It is a software issue that may lead to the DisplayPort not detected issue as well.

Now, you may have an overall understanding of the possible causes. To troubleshoot this problem, the following 5 accessible methods are explored. You can try them one by one until you fixed the issue.

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Fix 1. Redstart and Reconnect the Devices

The simplest and fastest method to fix the display port no signal issue is to restart and reconnect your device. Here’s how to do that:

Step 1. Turn your computer off entirely.

Step 2. Disconnect all monitors and the power cables from your computer.

Step 3. Unplug the DisplayPort connection and wait for a couple of minutes.

Step 4. Reconnect the monitor that you encounter the DisplayPort monitor not detected issue to the computer.

Step 5. Plug the power cable back to the device and turn on your PC.

Now, you can try connecting the monitor via the DisplayPort interface and check if the issue is resolved or not.

Fix 2. Update the Device Driver

If the graphics card driver on your computer is not the latest build, you may also counter the display port no signal issue. You can fix it by updating the device driver to the latest version. For that:

Step 1. Right-click the Start menu and select the Device Manager option from the context menu.

select the Device Manager

Step 2. Expand the Display adapters category, and then right-click the device driver that you want to update and select the Update driver from the context menu.

click on Update driver

Step 3. In the pop-up window, click on the Search automatically for updated driver software option to start installing the latest graphics card driver. After that, you can follow the on-screen prompts to complete this installation.

Search automatically for updated driver software

Tip: You can manually update the device driver from its official website. It requires you have previously installed drivers on your PC or USB flash drive. So, this is a longer process.

Fix 3. Change the Refresh Rate on the Monitor

As pointed out on the above, the appropriate refresh rate is also responsible for the DisplayPort no signal ASUS issue. Changing the refresh rate on your monitor has been proved by some users to be useful. So, it’s worth having a try.

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Fix 4. Check Your DisplayPort Connection

If the DisplayPort connector is plugged into the port improperly or loosely, you will encounter this annoying problem. So, please make ensure that the connector has been plugged into the port properly and don’t plug it out too frequently.

You can check if the DisplayPort is connected properly by unplugging and re-plugging it. Then further pushing the connector until the pointy bits are locked on the plug firmly so that you can’t pull it out easily.

Fix 5. Switch to Another Cable or Device

Apart from the software issues, the hardware issue can also lead to the “no dp signal from your device” issue. If all the above methods fail to work, you may consider switching to another cable and device. You can test the DisplayPort connection on another DisplayPort cable or on another computer and monitor.

If the DisplayPort no signal error also occurs on another device or cable, it indicates that your DisplayPort connector may suffer from some hardware issues. You can ask for assistance from the manufacturer within the warranty period.

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