Skip to main content
Electronic Theatre Controls Inc

What do the LED Indicators on a SmartBar 2 or SmartModule 2 UI Mean?


There are two LED indicators on the SmartBar 2 and SmartModule 2 user interface (UI).

The Blue LED indicates power into the unit.

  • Solid Light: Power is normal and fixture is operational
  • Flashing: There is an issue with the UI or Power Supply.
  • Off: No power applied to the UI.

The Green LED Indicates DMX into the unit.  

  • Solid Light: DMX Signal is correct and being received
  • Flashing: No DMX is seen by the unit or it is unable to understand it
  • Was this article helpful?