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9. Troubleshooting
HDMI-TPS-RX110AY series – User's Manual
102
Appliedfirmwarepackage:v1.4.0 | LDCsoftware:v2.4.0b3
9
Troubleshooting
Usually, if the system seems not to transport the signal as expected, the best
strategy for troubleshooting is to check signal integrity through the whole
signal chain starting from source side and moving forward to receiver end.
Linktoconnections/cablingsection.
Linktofrontpaneloperationsection.
LinktoLDCsoftwaresection.
LW2
LinktoLW2protocolcommandssection.
LW3
LinktoLW3protocolcommandssection.
The following sections are available in the chapter:
9.1.
Use Case Studies
Atfirst,checkfrontpanelLEDsandtakethenecessarystepsaccordingtotheirstates.Formoreinformation
aboutstatus,LEDsrefertothe
and
sections.
Symptom
Root cause
Action
Refer to
Video signal
No picture on the
video output
Device or devices are not
powered properly
Check the receiver and the other devices
if they are properly powered; try to unplug
and reconnect them.
Cable connection
problem
Cables must fit very well, check all the
connectors (video and TPS cables).
No incoming signal
If the TPS LINK LED does not light, no
signal is present on the TPS input port.
Check the source device and the CATx
cable.
TPS mode problem
Check the actual TPS mode and the
selected modes of the extenders.
The output is muted
Check the mute state of output port.
LW2
LW3
Display is not able to
receive the video format
Check the emulated EDID; select another
(e.g. emulate the EDID of the display on
the input port).
LW3
HDCP is disabled
Enable HDCP on the input and output
port.
LW3
LW3
Not the desired
picture displayed
on the video
output
Videooutputissetto
test pattern (no sync
screen) statically
Check Test Pattern settings in the HDMI
output properties.
LW3
Videooutputissetto
test pattern (no sync
screen) as there is no
picture on video source
Check video settings of the source.
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HowtoSpeedUptheTroubleshootingProcess