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14
General Troubleshooting Guide
Missing Color
1.Turn off monitor.
2.Disconnect video cable.
3.Turn on monitor.
Colors on warning
signal OK ?
YES
Check video cable for bent pins, reseat it.
Signal cable pins
OK ?
YES
1.Try system with another monitor.
2.Try monitor with another system.
3.Try changing in the application.
Is picture displayed
normally?NO
It is need to check and
repair the monitor.
YES
There are 2 easy ways to determine the Missing color problem.
1.View an image that is supposed to be "White". If one of the colors (RGB) is not functioning. White can not be produced.
2.View an image that supposed to contain Red, Green and Blue. Color problems will be apparent when one or more of these colors can not be displayed.
RED + GREEN + BLUE = WHITE
Cyan Color means that the red gun is missing.
RED + GREEN + BLUE = Cyan
Magenta or Purple Color means that the green gun is missing.
RED + GREEN + BLUE = Purple
Yellow Color means that the blue gun is missing.
RED + GREEN + BLUE = Yellow
END
