Dell AW2210 Monitor - Manual (Page 31)

4. Carefully inspect the screen for abnormalities.
5. Touch the D control on the front panel again. The color of the screen changes to red.
6. Inspect the display for any abnormalities.
7. Repeat steps 5 and 6 to inspect the display in green, blue, and white colored screens.
The test is complete when the white screen appears. To exit, touch the D control again.
If you do not detect any screen abnormalities upon using the built-in diagnostic tool, the monitor is functioning properly. Check the video card and computer.
Common Problems
The following table contains general information about common monitor problems you might encounter and the possible solutions.
A Shortcut Key 1 (Preset Modes)
B Shortcut Key 2 (Brightness/Contrast)
C Shortcut Key 3 (Input Source)
D Menu
E Exit
F Power On/Off
Common Symptoms What You Experience Possible Solutions
No Video/Power LED off No picture l Ensure that the video cable connecting the monitor
and the computer is properly connected and secure.
l Verify that the power outlet is functioning properly by
using any other electrical equipment.
l Ensure that the power control is depressed fully.
No Video/Power LED on No picture or no brightness l Increase brightness & contrast controls using the
OSD.
l Perform monitor self-test feature check.
l Check for bent or broken pins in the video cable
connector.
l Run the built-in diagnostics.
Poor Focus Picture is fuzzy, blurry, or ghosting l Eliminate video extension cables.
l Reset the monitor to Factory Settings.
l Change the video resolution to the correct aspect
ratio (16:9).
Shaky/Jittery Video Wavy picture or fine movement l Reset the monitor to Factory Settings.
l Check environmental factors.
l Relocate the monitor and test it in another room.
Missing Pixels LCD screen has spots l Cycle power on-off.
l Pixel that is permanently off is a natural defect that
can occur in LCD technology.
l Run the built-in diagnostics.
Stuck-on Pixels LCD screen has bright spots l Cycle power on-off.
l Pixel that is permanently off is a natural defect that
can occur in LCD technology.
l Run the built-in diagnostics.
Brightness Problems Picture too dim or too bright l Reset the monitor to Factory Settings.
l Adjust brightness & contrast controls using the OSD.