Dell S2240T 21.5 Dell S2240T Users Guide - Page 45

In-Store Demo, Common Problems, Button 1, Common, What You, Possible Solutions, Symptoms, Experience

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3. Press and hold Button 1 and Button 4 on the side panel simultaneously for 2 seconds. A gray screen appears. 4. Carefully inspect the screen for abnormalities. 5. Press Button 4 on the side 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, black, white and text screens. The test is complete when the text screen appears. To exit, press Button 4 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. In-Store Demo To enter InStore OSD Mode Detach/Disconnect all cables. Make sure the monitor is in "On" mode. Press and hold Button 2 and Button 4 for 5 seconds. To exit InStore OSD Mode Press and hold Button 2 and Button 4 for 5 seconds. If power is cut off during demo, resume the demo after power is restored. Common Problems 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 What You Experience No picture No picture or no brightness 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 menu. • Increase brightness & contrast controls via 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 via the Input Source menu. Troubleshooting | 45

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3.
Press and hold
Button 1
and
Button 4
on the side panel simultaneously for 2±
seconds. A gray screen appears.±
4.
Carefully inspect the screen for abnormalities.
5.
Press
Button 4
on the side 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, black, white and text ±
screens.±
The test is complete when the text screen appears. To exit, press
Button 4
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.±
In-Store Demo
To enter InStore OSD Mode±
Detach/Disconnect all cables. Make sure the monitor is in “On” mode. Press and hold ±
Button 2
and
Button 4
for 5 seconds.±
To exit InStore OSD Mode±
Press and hold
Button 2
and
Button 4
for 5 seconds. If power is cut off during demo, ±
resume the demo after power is restored.±
Common Problems
The following table contains general information about common monitor problems you
might encounter and the possible solutions:
Common
What You
Possible Solutions
Symptoms
Experience
No Video/
No picture
•
Ensure that the video cable connecting the monitor and the
Power LED off
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
menu.
No Video/
No picture or no
•
Increase brightness & contrast controls via OSD.
Power LED on
brightness
•
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 via the
Input Source
menu.
Troubleshooting
|
45