Dell P2419H Users Guide - Page 61

Common problems, Button 1, Common, symptoms, What you, experience, Possible solutions

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3. Press and hold Button 1 on the front panel for 5 seconds. A gray screen appears. 4. Carefully inspect the screen for abnormalities. 5. Press Button 1 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, black, white, and text screens. The test is complete when the text screen appears. To exit, press Button 1 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: Common symptoms No Video/Power LED off What you experience No picture 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 pressed fully. • Ensure that the correct input source is selected in the Input Source menu. 70 │ Troubleshooting

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70± ±
│
± ± Troubleshooting
3.
Press and hold
Button 1
on the front panel for 5 seconds. A gray screen
appears.
4.
Carefully inspect the screen for abnormalities.
5.
Press
Button 1
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, black, white, and
text screens.
The test is complete when the text screen appears. To exit, press
Button 1
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:
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
pressed fully.
•
Ensure that the correct input source is
selected in the
Input Source
menu.