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Troubleshooting
6. Repeat step 5 and inspect the screen when it displays the green, blue, black,
and white colors, followed by onscreen text.
7. The test is complete when the onscreen text appears. To exit, press the front-
panel buttons again.
If you do not detect any screen abnormalities upon using the Built-in diagnostics-
tool, the monitor is functioning properly. Check the video card and computer.