LCD Monitor User's Manual 200p4

Troubleshooting
Display position is incorrect
●
Press the Auto button.
●
Adjust the image position using the
Horizontal Position &/or Vertical Position in
OSD Main Controls.
Image vibrates on the screen
● Check that the signal cable is properly
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
● 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.
An after-image appears
● If an image remains in 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
An after-image remains after the power
has been turned off.
● This is characteristic of liquid crystal and is
not caused by a malfunction or deterioration
of the liquid crystal. The after-image will
disappear after a given amount of time
Green, red, blue, dark, and white dots
remains
● The remaining dots are normal characteristic
of the liquid crystal used in today’s
technology.
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