Dell 1909W Flat Panel Monitor User's Guide
The following table contains general information about common monitor problems you might encounter and the possible solutions.
Common Symptoms
No Video/Power LED off
No Video/Power LED on
Poor Focus
Shaky/Jittery Video
Missing Pixels
Brightness Problems
Geometric Distortion
Horizontal/Vertical Lines
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
What You Experience
No picture
No picture or no brightness
Picture is fuzzy, blurry, or ghosting
Wavy picture or fine movement
LCD screen has spots
LCD screen has bright spots
Picture too dim or too bright
Screen not centered correctly
Screen has one or more lines
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
Possible Solutions
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 depressed fully.
Ensure that the correct input source is selected via the Input Source Select button.
Increase brightness & contrast controls via OSD.
Perform monitor
Check for bent or broken pins in the video cable connector.
Run the
Perform Auto Adjust via OSD.
Adjust the Phase and Pixel Clock controls via OSD.
Eliminate video extension cables.
Reset the monitor to Factory Settings.
Change the video resolution to the correct aspect ration (16:10).
Perform Auto Adjust via OSD.
Adjust the Phase and Pixel Clock controls via OSD.
Reset the monitor to Factory Settings.
Check environmental factors.
Relocate the monitor and test in another room.
Cycle power
Pixel that is permanently off is a natural defect that can occur in LCD technology. 
Run the
Cycle power
Pixel that is permanently off is a natural defect that can occur in LCD technology. 
Run the
Reset the monitor to Factory Settings.
Auto Adjust via OSD.
Adjust brightness & contrast controls via OSD.
Reset the monitor to Factory Settings.
Auto Adjust via OSD.
Adjust brightness & contrast controls via OSD.
NOTE: When using '2:
Reset the monitor to Factory Settings.
Perform Auto Adjust via OSD.
Adjust Phase and Pixel Clock controls via OSD.
Perform monitor
Check for bent or broken pins in the video cable connector. 
Run the
NOTE: When using '2:
Reset the monitor to Factory Settings.
Perform Auto Adjust via OSD.
Adjust Phase and Pixel Clock controls via OSD.
Perform monitor
Check for bent or broken pins in the video cable connector. 
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.
file:///T/htdocs/monitors/1909W/en/ug/solve.htm[11/8/2012 2:54:16 PM]