Chapter 3.
3-7
Manual image setup
If automatic image setup does not establish the image that you prefer, perform manual image
setup.
Note:
Have your monitor powered on for about 15 minutes, until the monitor warms up.
1. Press at the bottom of the monitor to open the OSD menu.
2. Use or to select and press to access.
3. Use or to select
Clock
or
Phase
adjustment.
•
Clock:
(pixel frequency) adjusts the number of pixels scanned by one horizontal
sweep. If the frequency is not correct, the screen shows vertical stripes and the picture
does not have the correct width.
•
Phase:
adjusts the phase of the pixel clock signal. With a wrong phase adjustment,
the picture has horizontal disturbances in light picture.
4. When the image no longer looks distorted, save the
Clock
and
Phase
adjustments.
5. Press to leave the OSD menu.
One or more of the
pixels appear
discolored.
This is a characteristic
of the LCD
technology and is not
an LCD defect.
If there are more than five pixels
missing, contact the Support
Center.
Appendix A."Service
and Support"on page
•
Fuzzy lines in
text or a
blurry image.
•
Horizontal or
vertical lines
through the
image.
•
Image setup has
not been
optimized.
•
Your system
Display
Properties setting
have not been
optimized.
Adjust the resolution settings on
your system to match the native
resolution for this monitor: 2560
x 1440 at 60 Hz.
"Adjusting your
monitor image"on
page 2-10
Perform automatic image setup.
If automatic image setup does
not help, perform manual image
setup.
"Selecting a
supported display
mode"on page 2-15
When working in the native
resolution, you may find
additional improvements by
adjusting the Dots Per Inch (DPI)
setting on your system.
See the Advanced
section of your
system’s display
properties.
The image is not
acceptable when
switching to dual
mode
It has not set the
optimum resolution
for each mode
•
Use ThinkVision® Duo
software to optimize the
dual screen operation
•
Adjust graphic card
resolution manually
"Using the user
controls"on page
2-10
Table 3-2.
Troubleshooting
Problem
Possible cause
Suggested action
Reference