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Table 3-2� Troubleshooting
Problem
Possible cause
The power indicator is
The video signal cable
amber, but there is no
is loose or disconnected
image�
from the system or
monitor�
The monitor brightness
and contrast are at the
lowest setting�
One or more of
This is a characteristic of
the pixels appear
the LCD technology and
discolored�
is not an LCD defect�
• Lines or images are
• Image setup has not
blurred in the text�
• There are horizontal
• The "Display
or vertical lines
in images�
Horizontal streaks will
The phone camera is not
appear when taking
set up correspondingly
pictures on mobile
phones
Halo Phenomenon
Halo results from
limitations of current mini
LED technology�
Super USB C
Listed as maximum
charging: up to 100w
capacity of power
delivery� Actual capacity
of power delivery may
vary depending upon
devices connected or
monitor configuration�
Suggested action
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 Support Center�
According to the
been optimized�
resolution of the
monitor itself,
adjust the resolution
Properties" settings of
setting of the system:
your system have not
3840 × 2160 @ 60 Hz�
been optimized�
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�
Set fast frequency S to
1/80s or 1/60s
Select HDR Off in the
OSD menu to reduce halo
phenomenon�
Reference
"Connecting and
turning on your
monitor" on page 1-5
"Adjusting your
monitor image" on
page 2-3
"Appendix A�
Service and Support"
on page A-1
"Adjusting your
monitor image" on
page 2-3
"Selecting a
supported display
mode" on page 2-10
See the Advanced
section of your
system's display
properties�
Chapter 3 3-4
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