Dell P2423DE USB-C Monitor Users Guide - Page 90
Product specific problems, Troubleshooting, Specific, Symptoms, What you experience
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Image retention from a static image left on the monitor for a long period of time Faint shadow from • Set the screen to turn off after a few the static image minutes of screen idle time. These can displayed appears be adjusted in Windows Power Options on the screen or Mac Energy Saver setting. • Alternatively, use a dynamically changing screensaver. Product specific problems Specific Symptoms What you experience Possible Solutions Screen image is too Image is centered on small screen, but does not fill entire viewing area • Check the Aspect Ratio setting in the Display settings OSD. • Reset the monitor to Factory Settings (Factory Reset). Cannot adjust the monitor with the joystick OSD does not appear on the screen • Turn Off the monitor, unplug the power cord, plug it back, and then turn On the monitor. • Check whether the OSD menu is locked. If yes, move and hold the joystick up/down/left/right for 4 seconds to unlock (for more information, see Menu and Power button lock). No Input Signal No picture, the LED when user controls light is white are pressed • Check the signal source. Ensure the computer is not in Standby Mode by moving the mouse or pressing any key on the keyboard. • Check if the video cable is plugged in properly. Disconnect and reconnect the video cable if necessary. • Reset the computer or video player. 90 │ Troubleshooting