Built-In Diagnostics - Dell SE3223Q User Manual

Dell P2418HZ
NOTE: This dialog box appears even during normal operation and when
the video cable is disconnected or damaged.
4. Turn off your monitor and reconnect the video cable; Then, turn on your
computer and the monitor.
If your monitor remains dark after you reconnect the cables, check your video
controller and computer, as your monitor is functioning properly.

Built-in diagnostics

Your monitor has a built-in diagnostic tool. It helps you determine if the screen
abnormality that you are experiencing is an inherent problem with your monitor, or
with your computer and video card.
To run the built-in diagnostics:
1. Ensure that the screen is clean (no dust particles on the surface of the
screen).
2. Press the
3. Use front-panel buttons to select Others > Self-Diagnostic to initiate the
self-diagnostic process.
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60 Troubleshooting
Dell 32 Monitor
? No DP Cable
The display will go into Standby mode in 4 minutes.
www.dell.com/SE3223Q
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button (button 3) to launch the OSD menu.
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SE3223Q