Ensure that the power cable connecting the monitor is properly connected and secure.Table 3: Common display problems and steps you can take to resolve the issue. Alternatively, to learn more about troubleshooting common issues on Dell monitors, see the Dell knowledge base article How to Troubleshoot Display or Video Issues on a Dell Monitor or use our monitor self-help guide. This section provides information about troubleshooting steps that can help resolve the most common issues with the Dell S2722DZ monitor. Press Button 1 to exit the Built-In Self-Test diagnostics.The test is complete when the white screen appears.Repeat step 5 and step 6 to inspect the display in green, blue, black, white, and text screens.Inspect the display for any abnormalities.Carefully inspect the screen for abnormalities.Select the built-in diagnostics option.On the front panel, press and hold Button 4 on the front panel for 4 seconds.Unplug the video cables from the back of the computer or the monitor.Ensure that the screen is clean (no dust particles on the surface of the screen).When you notice screen abnormalities such as distortion, clarity, horizontal or vertical lines, color fade, it is a good practice to isolate the monitor by running the Built-In Diagnostics. It helps to determine if the screen abnormality you are experiencing is a problem with the monitor or with the video card on your computer. Your Dell S2722DZ monitor has a built-in diagnostic tool. 2560 x 1440 (Full HD) - up to 30 frames per second.1 x USB 3.2 Gen1 (5 Gbps) Downstream with BC1.2 which charges at 2A (Maximum).1 x USB-C (Alternate mode with DP1.2, Power Delivery up to 65 W, and USB3.2 Gen1 Upstream port).16.7 million colors (6 bit + FRC, and 8 bit).Table 1: Technical specifications of Dell S2422HZ monitor. For more information, see the Dell S2722DZ User Guide. This section provides some specifications of the Dell S2722DZ monitor. Uses Low Blue Light panel and is compliant with TUV Rheinland.Optimize eye comfort with a flicker-free screen.0.3 W standby power when in sleep mode.Plug and Play capability if supported by your computer.
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