Synchronization Problems
Safety Related Issues
Intermittent Problems
Missing Color
Wrong Color
Image retention from a static image left on the monitor for a long period of time
Screen is scrambled or appears torn
Visible signs of smoke or sparks
Monitor malfunctions on & off
Picture missing color
Picture color not good
Faint shadow from the static image displayed appears on the screen
Reset the monitor to Factory Settings. Perform Auto Adjust via OSD.
Adjust Phase and Pixel Clock controls via OSD.
Perform monitor
Restart the computer in the safe mode.
Do not perform any troubleshooting steps.
Contact Dell immediately.
Ensure that the video cable connecting the monitor to the computer is connected properly and is secure. Reset the monitor to Factory Settings.
Perform monitor
Perform monitor
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.
Change the Color Setting Mode in the Color Settings OSD to Graphics or Video depending on the application. Try different Color Preset Settings in Color Settings OSD. Adjust R/G/B value in Color Settings OSD if the Color Management is turned off.
Change the Input Color Format to PC RGB or YPbPr in the Advance Setting OSD. Run the
Use the Power Management feature to turn off the monitor at all times when not in use (for more information, see Power Management Modes).
Alternatively, use a dynamically changing screensaver.
Product Specific Problems
Specific Symptoms | What You Experience | Possible Solutions |
Screen image is too small | Image is centered on screen, but does |
| not fill entire viewing area |
Cannot adjust the monitor with the | OSD does not appear on the screen |
buttons on the front panel |
|
No Input Signal when user controls are No picture, the LED light is blue. pressed
The picture does not fill the entire | The picture cannot fill the height or |
screen. | width of the screen |
Check the Scaling Ratio setting in the Image Setting OSD.
Reset the monitor to Factory Settings.
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, press and hold the button above the Power button for 10 seconds to unlock (for more information, see Menu Lock).
Check the signal source. Ensure the Computer is not in the power saving mode by moving the mouse or pressing any key on the keyboard.
Check whether the signal cable is plugged in properly.
Due to different video formats (aspect ratio) of DVDs, the monitor may display in full screen. Run the
NOTE: When choosing
Universal Serial Bus (USB) Specific Problems
Specific Symptoms | What You Experience | Possible Solutions |
USB interface is not working | USB peripherals are not working | Check that your monitor is turned ON. |
|
| Reconnect the upstream cable to your computer. |
|
| Reconnect the USB peripherals (downstream connector). |
|
| Switch off and then turn on the monitor again. |
|
| Reboot the computer. |
|
| Some USB devices like external portable HDD require higher electric current; connect the device directly to the |
|
| computer system. |