Chapter 3� 3-4
Table 3-2.
Troubleshooting
Problem
Possible cause
Suggested action
Reference
The power indicator is
amber, but there is no
image�
The video signal cable
is loose or disconnected
from the system or
monitor�
Be sure the video cable
is connected with the
system properly�
The monitor brightness
and contrast are at the
lowest setting�
Adjust the brightness
and contrast setting on
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�
• 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
75 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�
See the Advanced
section of your system’s
display properties�