Troubleshooting
Imaging Problems
Display position is incorrect
●
Press the Auto button.
●
Adjust the image position using the
Horizontal Position and/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 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.)
An after-image appears
●
If an image remains on the screen for an
extended period of time, it may be imprinted
in the screen and leave an afterimage This
usually disappears after a few hours
An afterimage 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 afterimage will
disappear after a period of time.
file:///D|/My%20documents/dfu/B2C/ENGLISH/170X4/safety/saf_troub.htm (2 of 3) [3/1/2004 6:02:21 PM]
