Daktronics

Message is shifted half module down, incorrect wiring

Potential Symptoms

  • Test patterns and messages appear to be sifted down half a mod with the bottom half mod looping back to the top half mod but the VFC configuration is verified correct.

Environment

  • Product Family: Transportation
  • Product: VF-2020
  • Component: VCB, modules
  • Control System:

Cause

  • Incorrect wiring from VCB TB5 to display modules. Mod lines are wired backwards.

Resolution

  • Verify wiring and match to contract specific drawing. (Typically Pins 1 & 2 to Row 1, Pins 3 & 4 to Row 2, Pins 5 & 6 to Row 3)

KB ID: DD3761825

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