eCCB will not play messages, unknown issue

Potential Symptoms

  • The eCCB will play test patterns but not messages.
  • The Module ID pattern shows the modules are hooked up correctly and the grid is the correct size.
  • The display will show a heartbeat until a message is set to play.
  • Clearing the messages and soft resetting the display has no effect.
  • Using a different phone does not help.
  • The display has the correct time, date and time zone. The time has been sync'd.


  • Product Family: Message Displays
  • Product: eCCB
  • Component: 
  • Control System: smartphone or computer that can wirelessly connect to it.


  • Unknown


  • Shut off power to it from its circuit breaker for a couple minutes.

KB ID: DD4296328

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