MLC section content distorted; MLC fiber output failure

Potential Symptom

  • Distorted content on one or more sections.
  • Fiber cables not damaged and properly seated.
  • Power cycling MLC might temporarily restore content.
  • Module ID appear distorted on affected sections.
  • Suspected MLC replaced and issue is still present.
  • Content might be shifted or chopped.


  • Product Family: Billboards
  • Products: DB-1000, DB-2000, DB-3000
  • Components: MLC-4050
  • Control Systems:


  • MLC fiber output failure.


  • Replace MLC providing input signal to affected MLC.

KB ID: DD4189667

Fill out my online form.
DISCLAIMER: Use of this content may void the equipment warranty, please read this DISCLAIMER prior to performing any service of the equipment.