Unable to communicate to display through serial fiber setup.

Potential Symptoms

  • Unable to communicate with galaxy display through serial fiber communication.
  • Loopback passes at indoor converter and through fiber, but cannot connect.

Environment

  • Product: Message Display
  • Product Family: Galaxy
  • Component: Fiber Converter
  • Control System: Venus 1500

Cause

  • TX and RX are connected backwards causing the Transmit (TX) of the indoor converter to be connected to the TX of the outdoor converter and the Receive (RX) of the indoor converter is connected to the RX of the outdoor converter.

Resolution

  • Flip the TX and RX at either the inside or outside signal converters.
    • Indoor converter TX should be connected to outdoor converter RX.
    • Indoor converter RX should be connected to outdoor converter TX.

KB ID: DD3302831


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