Lenovo ThinkCentre Tiny-In-One 22 Gen 4 21.5" 16:9 Video Conferencing FHD IPS Monitor - Manual (Page 42)

Chapter 3.
3-7
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
A-1
• 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: 1920
x 1080 at 60 Hz.
"Adjusting your
monitor image"on
page 2-8
Perform automatic image setup.
If automatic image setup does
not help, perform manual image
setup. "Selecting a
supported display
mode"on page 2-14
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 2-8
Table 3-2. Troubleshooting
Problem Possible cause Suggested action Reference