Symptoms

No signal is seen using a DisplayPort connection to a Dell UltraSharp 52 Thunderbolt Hub Monitor U5226KW when the following steps are performed: Connect the monitor with a Mini DisplayPort (mDP) to DP (or DP to DP) cable to the computer and then turn on the monitor and computer.Put the computer into hibernate and then wake it up, restart the computer, or shut down and then turn on the computer. The monitor cannot detect the video signal. Affected Monitors: Dell UltraSharp 52 Thunderbolt Hub Monitor U5226KW Affected Platforms: Dell Pro Max Slim FCS1250Dell Pro Max Slim XE FCS1250

Cause

The display timeout is related to NVIDIA RTX 4000 Ada Generation graphics.

Resolution

Workaround: Turn off the monitor and wait until the computer has finished restarting, then turn on the monitor.

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