25
TROUBLESHOOTING & MAINTENANCE
Note:
If your problem still remaining after following the above troubleshooting steps,
please contact your local dealer or distributor for further assistance.
Problems
Potential Causes
Solutions
Output image with white
noise.
Bad quality of the connecting cable
Try another high-quality cable.
Fail or loose connection
Make sure the connection is good.
HDCP issues
Check compatibility
No output image when
switching
No signal at the input / output end.
Check if there is any signal at the
input/ output end.
EDID issues
Check resolutions compatibility
Fail or loose connection.
Make sure the connection is good.
POWER
indicator doesn’t
work or no respond to any
operation
Fail connection
Make sure the power cord
connection is good.
Power Supply is damaged
Check the power supply
Cannot control the device by
control device (e.g. a PC)
through RS232 port
Wrong RS-232 communication
parameters or connection.
Type in correct RS232
communication parameters and
check the connection.
RS-232 port is damaged
Send it to authorized dealer for
checking.
