4K Wallplate HDBaseT Transmitter
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P a g e
8. Troubleshooting & Maintenance
Problems
Potential Causes
Solutions
Color losing or no video
signal output in HDMI
display
The connecting cables
may not be connected
correctly or it may be
broken
Check whether the cables
are connected correctly
and in working condition.
No HDMI signal output in
the device while local
HDMI input is in normal
working state
Output image with
snowflake
POWER
indicator doesn’t
work or no respond to any
operation
Loose or failed power
cord connection
Ensure the power cord
connection is good
Static becomes stronger
when connecting the
video connectors
bad grounding
Check the grounding and
make sure it is connected
well.
Cannot be controlled by
front panel buttons
The unit may have
already been broken
Send it to authorized
dealer for repairing.
If your problem remaining after following the above troubleshooting steps, please
contact your local dealer or distributor for further assistance.