AVG-FMM12
8. Troubleshooting & Maintenance
Problems
Causes
Solutions
Color loss or no video
signal output in the HDMI
display
The connecting cables
may not be connected
correctly.
Check whether the cables are
connected correctly and in
good working condition.
No HDMI signal output in
display while local input is
working normally
Loose cable connection
Reconnect the devices and
make sure the cables are
seated correctly.
The display doesn’t
support the resolution
Set output resolution to
another supported one or
select Auto.
Splash screen in output
devices
Poor quality connecting
cable
Change to another high
quality cable.
Poor contact at the
input/output end of cable
Reconnect the devices and
make sure they are securely
seated.
Cannot control the device
via front the panel
buttons
Front panel buttons are
locked
Send “/%Unlock;” to unlock.
Cannot control FMM12
with control device (e.g. a
PC) through the RS232
port
Wrong RS232
communication
parameters
Make sure the RS232
communication parameters
are set correct.
Communication port
faulty
Send it to an authorized
dealer for repair.
Picture static becomes
stronger when connecting
the video connectors
Poor grounding
Check the grounding and
make sure it is connected
well.
Summary of Contents for AVG-FMM12
Page 46: ...AVG FMM12 7 Panel Drawing ...
