Ethernet Bridge Radios: PoE power LED not lit; 120 VAC not getting to DC Injector

Potential Symptoms

  • Server radio has no power.  No LED lights lit on the server radio.
  • DCI (DC Injector) green power LED is not lit.
  • 120 VAC not getting to DC Injector.  Other devices don't turn on when plugged into same outlet or surge protector.
  • Unable to communicate to the display.
  • Network Connections/LAN show "Network Cable Unplugged". 

Environment

  • Product: Galaxy Message Displays
  • Component: Ethernet Bridge Radios (EBRs), DC Injector
    • Note: The DC Injector is also called a PoE (Power over Ethernet) device.
  • Control System: Venus 1500

Cause

  • Outlet or surge suppressor the DC injector is connected to is not providing adequate 120 VAC.
    • Surge protector tripped/is bad, or outlet that the DC Injector is plugged into is bad.
    • DC Injector is plugged into a switched outlet that is turned off.

Resolution

  • Replace the power strip or troubleshoot and resolve the issue with the wall outlet.

For Temporary Operation

  • Plug the DC Injector into a known-good outlet.

Related Issue Articles

KB ID: DD2421105


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