Troubleshooting
| ● Check that the signal cable is properly |
Image vibrates on the screen | connected to the graphics board or PC. |
Vertical flicker appears |
|
| ● Press the Auto button. |
| ● Eliminate the vertical bars using the |
| Clock Adjustment of VIDEO NOISE in |
| OSD Main Controls. |
Horizontal flicker appears
● Press the Auto button.
● Eliminate the horizontal bars using the Phase Adjustment of VIDEO NOISE in OSD Main Controls.
The screen is too bright or too dark
An after-image appears
An
Green, red, blue, dark, and white dots remains
●Adjust the contrast and brightness on 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 after- image. This usually disappears after a few hours
●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.
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