46
Problem
Potential Causes
Potential Solutions
No output image when
switching.
No signal at the input /
output end.
Use an oscilloscope or
multimeter to verify there is
a signal at the input /
output end.
Failed or loose connection.
Ensure the connection is
good.
The POWER indicator is off
or there is no response to
any operation.
Failed connection of power
cord.
Ensure the power cord
connection is good.
EDID management does not
work normally.
The HDMI® cable is broken
at the output end.
Use a known good High
Speed HDMI Cable.
Static becomes stronger
when connecting the video
connectors.
Bad grounding.
Ensure the matrix is
properly grounded.
Cannot control the matrix
by PC through an RS-232
connection.
Wrong RS-232
communications
parameters.
Use the correct RS-232
communication parameters.
Cannot control the matrix
using the front panel
buttons, but can control it
by an RS-232 or TCP/IP
connection with your PC.
The front panel buttons are
locked.
Send the command
/%Unlock; to unlock the
front panel buttons or press
the Lock button on the
front panel.