Dell Alienware 27 Gaming AW2724HF Display Manager 2.1 for Windows Users Guide - Page 52

Dell monitors not supported by DDM 2.1, Unable to detect supported Dell monitor

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Dell monitors not supported by DDM 2.1 DDM 2.1 may not work with the following monitors: • Dell monitor models not included in DDM 2.1 for Windows supported list. For more information, see https://www.dell.com/support/ddm • Monitors not listed in DDM 2.1 for Windows support list. Virtual and wireless monitors do not support DDC/CI Unable to detect supported Dell monitor In the following scenarios, Dell Display Manager might not be able to communicate with the monitor. 1. The primary monitor has turned on Multi-Monitor Sync (MMS). 2. The monitor is busy with color calibration. 3. The monitor has Screen Partition turned on. 4. DDC/CI is turned off. If DDM 2.1 is unable to detect and/or communicate with a supported Dell monitor, take the following actions to troubleshoot: 1. Make sure the video cable or USB upstream cable is properly connected to your monitor and your computer. Ensure all the connectors are correctly connected to the ports. 2. Check the monitor OSD to ensure DDC/CI is enabled. Compatibility between DDM 1.x and DDM 2.1 Both software can be installed on a computer if you have older monitors not supported by DDM 2.1. It is highly recommended to uninstall DDM 1.x if all your monitors are supported by DDM 2.1. 52 │ Troubleshooting

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52± ±
│
± ± Troubleshooting
Dell monitors not supported by DDM 2.1
DDM 2.1 may not work with the following monitors:
•
Dell monitor models not included in DDM 2.1 for Windows supported list. For
more information, see
•
Monitors not listed in DDM 2.1 for Windows support list. Virtual and wireless
monitors do not support DDC/CI
Unable to detect supported Dell monitor
In the following scenarios, Dell Display Manager might not be able to communicate
with the monitor.
1.
The primary monitor has turned on Multi-Monitor Sync (MMS).
2.
The monitor is busy with color calibration.
3.
The monitor has
Screen Partition
turned on.
4.
DDC/CI is turned off.
If DDM 2.1 is unable to detect and/or communicate with a supported Dell monitor,
take the following actions to troubleshoot:
1.
Make sure the video cable or USB upstream cable is properly connected to
your monitor and your computer. Ensure all the connectors are correctly
connected to the ports.
2.
Check the monitor OSD to ensure
DDC/CI
is enabled.
Compatibility between DDM 1.x and DDM 2.1
Both software can be installed on a computer if you have older monitors not
supported by DDM 2.1. It is highly recommended to uninstall DDM 1.x if all your
monitors are supported by DDM 2.1.