VFC-3000 goes through boot up and then the lcd screen goes blank

Potential Symptoms

  • VFC-3000 will go through the boot up sequence and then the screen will blank.
  • Power cycling the controller doesn't resolve the issue.
  • When unplugging both of the fiber ports on the back of the VFC-3000 the screen will show information.
  • Factory resetting the controller makes no difference.


  • Product Family: Transportation
  • Product: Vanguard
  • Component: VFC-3000


  • Failed VCB inside display blanking controller.


  •    Replace VCB inside display.

KB ID: DD4156371

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