SmartLink offline, power cycling, and reseating the mezz card does not fix the issue; Smartlink failed

Potential Symptoms

  • SmartLink is offline in website, also offline in direct communication tool.
  • Radio or Status light is not lit properly.
    • Radio light should be a slow blink.
    • Status light should be a rapid blink.
  • Power light is on.
  • ICCID number not visible or listed incomplete in the direct communication tool.
  • Reseating mezz card does not fix the issue.
  • Power cycle does not fix the issue.


  • Product Family: Billboards
  • Product: DB-4200, DB-5000, DB-6000; DXB-0100
  • Component: Smartlink
  • Control System:


  • SmartLink has failed.


  • Replace the SmartLink.

KB ID: DD2661651

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