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Troubleshooting
Check the following items.
Problems/Symptoms
Cannot perform LED module mapping
Cannot perform command communication
No image signal is displayed
The DVI Input Light is flashing
The LED module connector cable for this product must be connected using a DVI dual-link cable.
• The USB/RS-485 adapter will be detected as a COM port by the PC. Check the COM port number of the connected
adapter.
• The 4th and 5th pins of the RJ-45 cable are used for communication. Check to ensure that the 4th and 5th pins of
your LAN cable are connected properly.
• Be sure to only use a straight-type LAN cable. Check to ensure that you are not using a crossover LAN cable.
The image signal is only compatible with 1024x768 @60Hz. Check the resolution of the input signal.
If the resolution of the signal being input to the DVI input terminal is anything other than 1024x768, this light
will flash.
Use an input signal with a resolution of 1024x768 @60Hz.
English-10
Cause and Solution
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