KANEXPRO
SW-4X1SL18G
18 |
P a g e
9. Troubleshooting & Maintenance
Problems
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
this switcher while local
HDMI input is in normal
working state
Splash screen in output
devices
Poor quality of the
connecting cable
Change for another cable
of good quality.
Cannot control
this
switcher by control device
(e.g. a PC) through
RS232 port
Wrong RS232
communication
parameters
Make sure the RS232
communication
parameters are correct.
This switcher is defective
Send it to authorized
dealer for repairing.
Static becomes stronger
when connecting the
video connectors
Bad grounding
Check the grounding and
make sure it is connected
well.
If your problem persists after following the above troubleshooting steps, seek further
help from authorized dealer or our technical support.
