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Dell S2240T User Manual

Dell S2240T
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Troubleshooting | 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
Symptoms
What You
Experience
Possible Solutions
No Video/
Power LED off
No picture 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.
No Video/
Power LED on
No picture or no
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.

Questions and Answers:

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Dell S2240T Specifications

General IconGeneral
Color gamut84 %
Pixel pitch0.248 x 0.248 mm
Aspect ratio16:9
Screen shapeFlat
LED backlightYes
Response time12 ms
Display diagonal21.5 \
Touch technologyMulti-touch
Touchscreen typeTabletop
Display brightness250 cd/m²
Display technologyLED
Supported video modes1080p
Touchscreen technologyCapacitive
Viewable size diagonal546 mm
Contrast ratio (dynamic)8000000:1
Contrast ratio (typical)3000:1
Display number of colors16.78 million colors
Display diagonal (metric)54.6 cm
Supported graphics resolutions1920 x 1080 (HD 1080)
Number of simultaneous touchpoints10
Product colorBlack, Silver
Glass thickness1.1 mm
Placement supportedHorizontal
Display viewable area (HxV)476.64 x 268.11 mm
Dimensions (W x D x H) with stand522.5 x 77.4 x 382.9 mm
Cables includedAC, HDMI, USB
Tilt angle range0 - 60 °
Panel mounting interface100 x 100 mm
AC input voltage100 - 240 V
Power supply typeDC
AC input frequency50 - 60 Hz
Power consumption (standby)0.5 W
Power consumption (typical)20 W
Package weight6900 g
NVIDIA G-SYNCNo
Sustainability certificatesENERGY STAR
Weight and Dimensions IconWeight and Dimensions
Depth (with stand)77.4 mm
Width (with stand)522.5 mm
Height (with stand)382.9 mm
Weight (without stand)3400 g

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