Troubleshooting - Barco K9352021 User Manual

Important information
1920x1080p@60.00Hz
1920x1200p@60.00Hz
2048x1536p@60.00Hz
2560x1440p@60.00Hz
2560x1600p@60.00Hz
Timings UHD / 4K
Format
3840x2160@25.00Hz
3840x2160@30.00Hz
3840x2160@50.00Hz
3840x2160@60.00Hz

6.10 Troubleshooting

Overview
Problem
Serial connection not available
OSD disappears during input
signal switching
The Image Is not shown correctly
or is missing
Flashing image/Left side image
not shown in DP Dual Mode
Half of the screen corrupted in
HDMI UHD 4:2:0
Dark pixel column is displayed in
the center of the screen
4K image may only be shown in
half and in the center of the
screen
60 K5902133 (451920612484) /03
Y Y
Y Y
N N
N N
N N
HDMI
Y
Y
Y
Y
Description
After reboot, the serial connection
on the USB type B port is not
present (COM port not visible).
OSD disappears during input
signal switching (maximum 2
seconds).
The image shown on the monitor
is not displayed correctly or is
missing
During Auto search cycles or exit
from power save mode, the DP
dual image is not restored
correctly.
After switching from a profile with
HDMI UHD 4:2:0 input to another
profile with the same input, half of
the screen could be corrupted.
In DP Dual Mode and resolution
lower than 1600x1200x2, a 'dark
pixel column' is displayed in the
center of the screen.
When a 4K image is connected to
the MST DP connector and the
user Change DP mode from DP
1.2 MST to DP 1.1 main to DP 1.1
Dual and to DP 1.2 MST the
image may only be shown in half
and in the center of the screen.
MDSC-8255
Y
Y
N
Y
Y
DP 1.1
Y
Y
N
N
Possible solution
Reboot the display.
No action required. This is normal
behavior.
Reselect the input – if does not
solve the problem reboot the
display.
Reselect the input or reboot the
display.
Reselect the input or reboot the
display.
Use a horizontal resolution of at
least 1920 pixel.
Use the other direction to avoid
the problem.
Y
Y
Y
Y
Y
DP 1.2 MST
Y
Y
Y
Y