Unable to communicate to the Ethernet port on a VL display

Symptoms

  • Unable to ping, send message or get status of the sign through the Ethernet port.

Environment

  • Product Family:  Transportation
  • Product:  VL display
  • Component:  M3 controller (NTCIP)
  • Control System:  Vanguard configuration Utility, DFTP Software, LCD Simulator software

Cause

  • Controller's memory is full causing the controller's communication ports to lockup.

Resolution

  • Utilize the VL controller RAM Volatile database:
  1. Cycle power to the display. This should free up the controllers Ethernet port.
  2. Attempt to establish communication to the display again.
  3. Using Vanguard Configuration Utility or DFTP, load VL firmware to the controller (VL Firmware).
    1. Reset the controller using the software, this will save new firmware to memory.
  4. Enable RAM mode.
    1. Connect to display with LCD Simulator Software.
    2. Select to CONFIGURATION.
    3. Select SYSTEM CONFIGURATION.
    4. Select CONFIGURE OPTIONS.
    5. Select SPECIAL FEATURES.
    6. Select DAKT SPECIAL FEATURES.
    7. Press the down arrow to scroll down and select USE VOLATILE DATABASE.
    8. Put the controller back in Remote once this change is made.
    9.  The controller will now process data differently & the communication port won't freeze up anymore. 

KB ID: DD2533850


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