Dell S3422DWG User Manual page 64

3. Press and hold the Exit button (button 5) for four seconds to enter the OSD
lock/unlock menu.
Select option:
4. Select the
5. Carefully inspect the screen for abnormalities.
6. Press the Right button (button 1) on the back cover again. The color of the
screen changes to grey.
7. Inspect the display for any abnormalties.
8. Repeat step 6 and 7 to inspect the display in red, green, blue, black, white and
text pattern screens.
The test is complete when the text pattern screen appears. To exit, press the Up
button (button 1) again.
If you do not detect any screen abnormalties upon using the built-in diagnostic tool,
the monitor is functioning properly. Check the video card and computer.
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64 Troubleshooting
Dell 34 Gaming Monitor
Dell 34 Gaming Monitor
Select option:
icon to run the built-in diagnostics.
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S3422DWG
S3422DWG