Daktronics

Unable to connect to Galaxy display using RS-422, incorrect wiring

Potential Symptoms

  • Venus 1500 will not connect to primary controller, or the secondary controller on Primary-Primary setups.
  • Loopback test may pass at any point up to the TB2 term block on the controller.

Environment

  • Product Family: Message Displays, Galaxy
  • Product: AF-3160, AF-3165
  • Component: RS-422 Communication with surge card
  • Control System: Venus 1500

Cause

  • Incorrect wiring from J-box to controller.
    • Can be incorrect wiring on the input of J-box, or on the input to the controller.
    • Wires may be loose or disconnected.

Resolution

  • Correct wiring from J-box to surge card and/or surge card to controller.
    rs422wiring.png

    KB ID: DD2056540

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