FL-2000: one digit display will intermittently reboot itself

Potential Symptoms

  • One line in gas price sign is intermittently flashing 1L2 and rev number then goes back to price.
  • Intermittently showing E4 on display.
  • Getting 0VAC between the red and blue wires, and 0VAC between the red and brown, 19VAC between brown wire and case.

Environment

  • Product: Fuelight or DataMaster, FL-2000, FL-2100, FL-2109, FL-2300, FL-4000, DF-2000, DF-2009, DF-2100, DF-2109, DF-2300, DF-4000, Gas, Petroleum, or Fuel Price Display, FL or DF digit product
  • Component: Power supply
  • Control System:

Cause

  • Bad transformer.

Resolution

  • Replace the transformer.

KB ID: DD2514246


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