Troubleshooting - Crestron DM-TX-201-C Supplemental Manual

Troubleshooting

The following table provides troubleshooting information. If further assistance is required,
contact a Crestron customer service representative.
DM-TX-201-C Troubleshooting
Problem
The Power LED
does not
illuminate.
The Green LED
on the DM OUT
port does not
illuminate.
The device cannot
pass HDCP video
from the DM
OUT port.
The device cannot
pass audio and
video from the
HDMI input.
The device cannot
pass audio and
video from the
RGB input.
The device does
not function due
to electrostatic
discharge.
10 • DM-TX-201-C
Possible Cause(s)
The device is not
receiving power.
The device cannot
establish a link to the
device connected to the
DM OUT port.
The display that is
connected to the DM
OUT port is not HDCP
compliant.
The HDMI input is not
selected.
The HDMI source is not
transmitting.
The RGB input is not
selected.
The RGB source is not
transmitting.
The device is not
grounded properly.
Corrective Action
If the device is powered using PoDM or
HDBaseT PoE:
Verify cable connections to the
l
DM OUT port.
Verify that the equipment
l
connected to the DM OUT port
can provide power to this device.
If the device is powered from the
optional PW-2407WU power pack (sold
separately), verify power pack
connections to the device and to the
power outlet.
Verify cable connections to the DM OUT port.
Verify that HDMI IN content is HDCP protected
and that the DM OUT amber LED is blinking.
Verify that HDMI is routed on the device symbol.
Verify that the HDMI IN LED is active.
Verify that RGB is routed on the device symbol.
Verify that the RGB IN LED is active.
Check that all ground connections have been
made properly.
Supplemental Guide — Doc. 6958E