DigitalMedia™ Room Controller, CAT
Crestron
DM-RMC-100-1
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.
DM-RMC-100-1 Troubleshooting
TROUBLE
POSSIBLE
CAUSE(S)
CORRECTIVE
ACTION
Device is not
communicating
with the network.
Use Crestron Toolbox
to poll the network.
Verify network
connection to the
device.
Device does not
function.
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.
Device is not
receiving power.
Verify DMNet
connections are
properly attached.
DM LINK
LED
does not
illuminate.
Device is not
receiving DMNet
signal.
Verify DMNet
connections are
properly attached.
VIDEO
LED is
red.
Device is not
receiving video
signal.
Ensure proper video
signal is routed to
device.
VIDEO
LED
blinks red and
green.
Device is
receiving video
but unable to lock
onto it.
Verify ‘D’ cable
connection and that the
cable length can
support the video data
rate.
(Continued on following page)
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Room Controller, CAT: DM-RMC-100-1
Operations & Installation Guide – DOC. 6743-2G