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This box appears during normal operation if the video cable becomes disconnected or
damaged.
4. Turn off your monitor and reconnect the video cable; then turn on both your computer and the
monitor.
If your monitor screen remains blank after using the previous procedure, check your video
controller and computer system; your monitor is functioning properly.
Warning Messages
If there is something wrong with the input signal, the message below appears on the screen
or the screen goes blank although the power indicator LED is still on. The message may
indicate that the monitor is out of scan range or that you need to check the signal cable.
Environment
The location and the position of the monitor may influence the quality and other
features of the monitor.
1. If there are any sub woofer speakers near the monitor, unplug and relocate the woofer
to another room.
2. Remove all electronic devices such as radios, fans, clocks and telephones that are
within 3 feet (one meter) of the monitor.
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.
{ If there is a message coming up on the screen or if the screen goes white, this means the
monitor is in working condition.
{ In this case, check the computer for trouble.