Daktronics

FL-3000/4500, DM-100 handheld, When changing price receive error "RADIO COMM ERROR; DNR CMND 17", Short between hot and neutral

Potential Symptoms

  • When trying to change gas prices, you see an error message of "RADIO COMM ERROR; DNR CMND 17".
  • When line mapping the displays, you receive same error message, Invalid Checksum, DNR CMD 128, and/or DNR CMD 255.
  • Test patterns will show on display, but prices will not change.

Environment

  • Product Family: Fuelight
  • Product: FL-3000, FL-4500
  • Component: Incoming power
  • Control System: DM-100 handheld

Cause

  • Short between hot and neutral causing a reading of 120 VAC when measuring between ground and neutral.

Resolution

  • Have a qualified electrician identify and repair the short.


KB ID: DD3851508

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