Specifications

QuickSwitch HD™ HDMI Switchers Crestron HD-MD8X1/2
Problem Solving
Troubleshooting
The following table provides corrective action for possible trouble situations. If
further assistance is required, please contact a Crestron customer service
representative.
HD-MD8X1/2 Troubleshooting
TROUBLE POSSIBLE CAUSE(S) CORRECTIVE ACTION
Device does not
function.
Device is not
communicating with the
network.
Use Crestron Toolbox to poll
the network. Verify network
connection to the device.
Device is not receiving
power from a Crestron
power source.
Use a Crestron power source.
Verify connections.
Device is not receiving
sufficient power.
Use the Crestron Power
Calculator to help calculate
how much power is needed
for the system.
PWR LED does
not illuminate.
Switcher is not receiving
power.
Verify that cables plugged
into the NET ports are
secure.
NET LED does
not illuminate.
Cresnet connection is
not used.
Use a Cresnet connection.
Net ID is not set to
match the Net ID of the
SIMPL Windows
program.
Using Crestron Toolbox, poll
the network. Verify that the
Net ID for the switcher is set
to match the ID specified in
the SIMPL Windows program.
Incorrect audio or
video displayed.
Audio is routed
separately from video.
Reroute audio together with
video.
Distorted audio or
video.
Source does not match
capabilities of
destination.
Use Crestron Toolbox to
manage EDID capabilities of
devices in the system.
Loss of
functionality due
to electrostatic
discharge.
Improper grounding.
Check that all ground
connections have been made
properly.
Check Network Wiring
Use the Right Wire
In order to ensure optimum performance over the full range of your installation
topology, Crestron Certified Wire and only Crestron Certified Wire may be used.
Failure to do so may incur additional charges if support is required to identify
performance deficiencies because of using improper wire.
26 • QuickSwitch HD™ HDMI Switchers: HD-MD8X1/2 Operations Guide – DOC. 6714A