Eizo CG221 - Manual (Page 43)

The signal frequency is out of
range. Error signal frequency will
be displayed in red. (Example) [ ] Use the graphics board's utility software to
change the frequency setting. (Refer to the
manual of the graphics board.)
3. Display position is
incorrect.
[ ] Adjust the image position using the
< Position >.
[ ] 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 >.
5. Vertical bars of distortion
appear.
[ ] Decrease the vertical bars using the < Clock >.
6. The characters and
images have several
vertical bars on their right
side.
[ ] Adjust the characters and images using the
<Signal Filter>.