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Manual image setup
3-3 D22-10 Flat Panel Monitor User's Guide
Table3-2.Troubleshooting (continued)
Problem
Possible cause
Screen is blank
The monitor is in
and power
Standby/Suspend
indicator is
mode
steady amber
or flashing
green
The power
The video signal
indicator is
cable is loose or
green, but
disconnected from
there is no
the system or
image.
monitor.
The monitor
brightness and
contrast are at the
lowest setting.
One or more
This is a
of the pixels
characteristic of the
appear
LCD technology
discoloured
and is not an LCD
defect.
● Fuzzy lines
● Image setup has
in text or a
not been
blurry image.
optimized
● Your system
● Horizontal
Display
or vertical
Properties setting
lines through
have not been
the image.
optimized.
The image is
It has not set the
not acceptable
optimum
when
resolution for each
switching to
mode
dual mode
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.
Suggested action
● Press any key on the
keyboard or move the
mouse to restore
operation.
● Check the Power options
settings on your
computer.
Be sure the video cable is
connected with the system
properly.
Adjust the brightness and
contrast setting on the OSD
menu.
If there are more than five
pixels missing, contact the
Customer Support Centre.
Adjust the resolution
settings on your system to
match the native resolution
for this monitor: 1920x1080
at 60 Hz.
Perform automatic image
setup. If automatic image
setup does not help,
perform manual image
setup.
When working in the native
resolution, you may find
additional improvements by
adjusting the Dots Per Inch
(DPI) setting on your
system.
● Use ThinkVision Duo
software to optimize the
dual screen operation
● Adjust graphic card
resolution manually
Reference
"Understanding power
management" on page
2-7
"Connecting and turning
on your monitor" on
page 1-3
"Adjusting your monitor
image" on page 2-4
Appendix A, "Service
and Support," on page
A-1
"Adjusting your monitor
image" on page 2-4
"Manual image setup" on
page 3-3
"Selecting a supported
display mode" on page
2-7
See the Advanced section
of your system's display
properties.
"Using the direct access
controls" on page 2-4
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