Troubleshooting
Image vibrates on the screen
Vertical flicker appears
Horizontal flicker appears
The screen is too bright or too dark
An
An
Green, red, blue, dark and white dots remain
●Check that the signal cable is properly connected to the graphics board or PC.
●Press the Auto button.
●Eliminate the vertical bars using the OSD.
●Press the Auto button.
●Eliminate the horizontal bars using the OSD.
●Adjust the contrast and brightness in OSD Main Controls. (The backlight of the LCD monitor has a fixed life span. When the screen becomes dark or begins to flicker, please contact your dealer.
●If an image remains on the screen for an extended period of time, it may be imprinted in the screen and leave an
●This is characteristic of liquid crystal and is not caused by a malfunction or deterioration of the liquid crystal. The
●The remaining dots are normal characteristic of the liquid crystal used in today’s technology.
file:///D/My%20Documents/dfu/150E6FB/ENGLISH/150e6/SAFETY/saf_troub.htm (2 of
