Samsung RL19PSUSQ User Manual
Page 76
Useful Tips
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A monitor recreates visual signals received from the computer. Therefore, if there is trouble with
the computer or the video card, this can cause the monitor to become blank, have poor coloring,
noise, unavailable video mode, etc. In this case, first check the source of the problem, and then
contact a service center or your dealer.
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Judging the monitor's working condition
If there is no image on the screen or a "Not Optimum Mode", "Recommended mode : 1280 x
1024 60Hz" message comes up, disconnect the cable from the computer while the monitor is still
powered on.
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If there is a message coming up on the screen or if the screen goes white, this means the
monitor is in working condition.
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In this case, check the computer for trouble.