Dell S2240Tb manual In-Store Demo, Common Problems

Page 45

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

Power LED on

brightness

•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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Contents Dell S2240T Monitor User’s Guide Rev. A00 Contents FCC Notices U.S. Only and Other Regulatory About Your Monitor Package ContentsProduct Features Front View Identifying Parts and ControlsBack View Side ViewBack View with monitor stand Bottom View Monitor Specifications Flat Panel SpecificationsResolution Specifications Electrical Specifications Preset Display ModesSupported Video Modes ModelLite-On PA-1041-71TP-LF Physical CharacteristicsPower Management Modes Environmental CharacteristicsTouch Specifications Pin Assignments VGA Connector Pin Pin Side Number Connected Signal CableDVI Connector Pin Pin Side Number Connected Signal Cable Plug and Play Capability Universal Serial Bus USB Interface USB Upstream ConnectorLCD Monitor Quality and Pixel Policy USB PortsCleaning Your Monitor Maintenance GuidelinesAbout Your Monitor Attaching the Stand Connecting Your MonitorPage Organizing Your Cables Connecting the USB cableWall Mounting Optional Removing the Monitor StandPage Setting Up the Monitor Using the Side Panel Controls Power On the MonitorShortcut key Preset Modes Press the button to turn on the monitorSide Panel Button Accessing the Menu System Using the On-Screen Display OSD MenuPage Icon Menu andDescription Submenus Operating the Monitor Input Color Format Operating the Monitor Reset Color Demo ModeSettings Settings Aspect RatioDynamic Operating the Monitor Operating the Monitor Page Page Setting the Maximum Resolution Tilting the Monitor Self-Test TroubleshootingBuilt-in Diagnostics In-Store Demo Common ProblemsPoor Focus Specific What You Possible Solutions Symptoms Experience Touch ProblemProduct Specific Problems Symptoms ExperienceSpecific What You Setting the display resolution Setting Up Your Monitor
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