Troub l esh ootin g │ 59
Troubleshooting
WARNING: Before you begin any of the procedures in this section,
follow the Safety instructions.
Self-test
Your monitor provides a self-test feature that allows you to check whether your
monitor is functioning properly. If your monitor and computer are properly
connected but the monitor screen remains dark, run the monitor self-test by
performing the following steps:
1. T
urn Off both your computer and the monitor.
2. Unp
lug the video cable from the computer.
3. Tu
rn On t he mon itor.
The floating dialog box should appear on-screen (against a black background), if the
mon
itor cannot sense a video signal and is working correctly. While in self-test
mode, the power LED remains white. Also, depending upon the selected input, one
of the dialogs shown below will continuously scroll through the screen.
or
or
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