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Your monitor provides a self test feature that allows you to check whether your monitor is
Check List
functioning properly.
Q & A
Self-Test Feature
Check
1. Turn off both your computer and the monitor.
2. Unplug the video cable from the back of the computer.
3. Turn on the monitor.
4. Turn off your monitor and reconnect the video cable; then turn on both your computer and the monitor.
1. If there are any sub woofer speakers near the monitor, unplug and relocate the any sub woofer to another room.
2. Remove all electronic devices such as radios, fans, clocks and telephones that are within 3 feet (one
If the monitor is functioning properly, you will see a box with a border and text inside as shown
in the following illustration:
The three boxes inside the border are red, green and blue.
Failure of any of the boxes to appear indicates a problem with your monitor. This box also
appears during normal operation if the video cable becomes disconnected or damaged.
If your monitor screen remains blank after using the previous procedure, check your video
controller and computer system; your monitor is functioning properly.
If there is something wrong with the input signal, a message 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.
The location and the position of the monitor may influence the quality and other features of the
monitor.
meter) of the monitor.
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Self-Test Feature Check
Warning Messages
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Environment
Useful Tips
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