![Dell E1920H User Manual Download Page 72](http://html.mh-extra.com/html/dell/e1920h/e1920h_user-manual_83579072.webp)
72
│
Troubleshooting
Built-in diagnostics
Your monitor has a built-in diagnostic tool that helps you determine if
any screen abnormality you experience is an inherent problem with your
monitor, or with your computer and video card.
To run the built-in diagnostics:
Ensure that the screen is clean (no dust particles on the surface of the screen).
Press and Hold button 1 for about 4 seconds and wait for a pop up menu.
Press
Press
button
3 or
4 to select the diagnostic tool and confirm with button 2.
A
gray test pattern appears at the beginning of the diagnostic program.
Carefully
inspect the screen for abnormalities.
Press button 4 to change the test patterns.
Repeat steps 4 and 5 to inspect red, green, blue, black, white and text screens.
Press button 4 to end the diagnostic program.
1.
2.
3.
4.
5.
6.
7.
1
2
4 3
1
2
4
3
Label
Description
Button 1
Button 2
Button 4
Button 3