Replacing a tile on an NPN-4100 display

Potential Symptoms

  • Tile is blank or shows discoloration


  • Product Family: NPN
  • Product: NPN-4100
  • Component: Tile
  • Control System: VP-6000


  • Various causes


  1. Power down the display
  2. Locate the tile tool for replacement
  3. Attach the tile tool to the tile
  4. Turn the knob on the tool clockwise (arrows on the tool show the correct direction)
  5. Pull tile straight out from the module


KB ID: DD3934600

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