Name: Manual for S2725DS
Brand: Dell
Availability: InStock

Troubleshooting and error codes

Common Symptoms	What you experience	Possible Solutions
No video or power LED off	No picture	Ensure that the video cable connecting the monitor and the computer is properly connected and secure. Verify that the power outlet is functioning properly using any other electrical equipment. Ensure that the power button is pressed. Ensure that the correct input source is selected through the Input Source menu.
No video or power LED on	No picture or no brightness	Increase brightness and contrast controls using the OSD. Perform monitor self-test feature check. Check for bent or broken pins in the video cable connector. Run the built-in diagnostics. Ensure that the correct input source is selected through the Input Source menu.
Poor focus	Picture is fuzzy, blurry or ghosting	Eliminate video extension cables. Reset the monitor to factory settings (Factory Reset). Change the video resolution to the correct aspect ratio.
Shaky or jittery video	Wavy picture or fine movement	Reset the monitor to factory settings (Factory Reset). Check environmental factors. Relocate the monitor and test in another room.
Missing pixels	LCD screen has spots	Cycle power On-Off. Pixel that is permanently off is a natural defect that can occur in LCD technology. For more information about Dell Monitor Quality and Pixel Policy, see Dell Support site at: www.dell.com/pixelguidelines.
Stuck-on pixels	LCD screen has bright spots	Cycle power On-Off. Pixel that is permanently off is a natural defect that can occur in LCD technology. For more information about Dell Monitor Quality and Pixel Policy, see Dell Support site at: www.dell.com/pixelguidelines.
Brightness problems	Picture too dim or too bright	Reset the monitor to factory settings (Factory Reset). Adjust brightness and contrast controls through OSD.
Geometric distortion	Screen not centered correctly	Reset the monitor to factory settings (Factory Reset). Adjust horizontal and vertical controls through OSD.
Horizontal or vertical lines	Screen has one or more lines	Reset the monitor to factory settings (Factory Reset). Perform monitor self-test feature check and determine if these lines are also in self-test mode. Check for bent or broken pins in the video cable connector. Run the built-in diagnostics.
Synchronization problems	Screen is scrambled or appears torn	Reset the monitor to factory settings (Factory Reset). Perform monitor self-test feature check to determine if the scrambled screen appears in self-test mode. Check for bent or broken pins in the video cable connector. Restart the computer in the safe mode.
Safety related issues	Visible signs of smoke or sparks	Do not perform any troubleshooting steps. Contact Dell immediately.
Intermittent problems	Monitor malfunctions on and off	Ensure that the video cable connecting the monitor to the computer is properly connected and is secure. Reset the monitor to factory settings (Factory Reset). Perform monitor self-test feature check to determine if the intermittent problem occurs in self-test mode.
Missing color	Picture missing color	Perform monitor self-test feature check. Ensure that the video cable connecting the monitor to the computer is connected properly and is secure. Check for bent or broken pins in the video cable connector.
Wrong color	Picture color not good	Try different Color Presets in Color settings OSD. Adjust R/G/B value in Custom Color in Color settings OSD. Change the Input Color Format to RGB or YCbCr in the Color settings OSD. Run the built-in diagnostics.
Image retention from a static image left on the monitor for a long period	Faint shadow from the static image that is displayed appears on the screen	Set the screen to turn off after a few minutes of screen idle time. These can be adjusted in Windows Power Options or Mac Energy Saver setting. Alternatively, use a dynamically changing screensaver.
Screen image is too small	Image is centered on 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 buttons on the rear of the panel	OSD does not appear on the screen	Turn off the monitor, unplug the monitor power cable, plug it back and then turn on the monitor. Check if the OSD menu is locked. If yes, move the joystick or or or and hold for four seconds to unlock.
No input signal when user controls are pressed	No picture, the LED light is white	Check the signal source. Ensure that 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.
The picture does not fill the entire screen	The picture cannot fill the height or width of the screen	Due to different video formats (aspect ratio) of DVDs, the monitor may display in full screen. Run the built-in diagnostics.
No video at HDMI or DisplayPort	When connected to some dongle or docking device at the port, there is no video when unplugging or plugging the cable from the notebook.	Unplug the HDMI or DisplayPort or USB-C to DisplayPort cable from dongle or docking device, then plug the docking HDMI, DisplayPort or USB-C to DisplayPort cable to the notebook.

Manual for S2725DS

Warranty Information

Troubleshooting and error codes