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7. TROUBLESHOOTING
37
Problems Points to check with possible solutions
3. Display position is incorrect.
Adjust the image position using the <Position>
(p.23) If the problem persists, use the graphics
board’s utility software to change the display
position if available.
4. Screen image is smaller or larger
than the actual screen images.
Adjust the resolution using the <Resolution> (p.23)
5. Vertical bars of distortion appear.
Decrease the vertical bars using the <Clock>. (p.22)
6. Horizontal bars of distortion appear.
Decrease the horizontal bars using the <Phase>.
(p.22)
7. Letters and lines appear blurred.
Adjust the blurred lines using <Smoothing> (p.26)
8. Distortion appears like the figure
below.
This happens when both composite (X-OR) input
signal and separate vertical synchronizing signal
are input. Please select one of the two.
9. The screen is too bright or too dark.
Adjust the <Contrast and Brightness> (The
backlight of the LCD monitor has a fixed life span.
When the screen becomes dark or begins to flicker,
please contact your dealer.)
10. Afterimages appear.
When the screen image is changed after displaying
the same image for a long period, an afterimage
may appear. The “Afterimage” can be removed
gradually by changing the displayed image. Use the
“Off Timer” function and avoid keeping the screen
on all the time. (p.19)