www.tekvox.com
TekFlex-16
79201 User Manual
9. Troubleshooting & Maintenance
Problems
Causes
Solutions
Loss of color or no video
signal at output
The connecting cables may
not be connected correctly
Check whether the cables are
connected correctly and in
working condition.
No HDMI signal output in
display while local input is
working normally
Loose cable connection
Reconnect the devices and
make sure they
’
re well
contacted.
The display doesn
’
t support
the resolution
Set output resolution to other
supportive ones or Auto.
No Video Splash screen on
output devices
Poor quality of the connecting
cable
Change for another cable of
good quality.
Input source not displaying
Reconnect the devices and
make sure they
’
re well
contacted.
Cannot control the device via
front panel buttons
Front panel buttons are locked
Send
“
/%Unlock;
”
to unlock.
Cannot control TekFlex-16 by
control device (e.g. a PC)
through RS232 port
Wrong RS232 communication
parameters
Make sure the RS232
communication parameters
are correct.
TekFlex-16 is broken
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 at
