Digit and Price Displays: Unable to update prices on one or more displays, Failed driver output

Potential Symptoms

  • Unable to set or change some gas prices.
  • Decimal does not blink on the displays that cannot be changed.
  • When the last working driver is moved to the end of the signal chain, prices can be changed on all of the displays.
  • Able to line map one or more driver but unable to line map the rest. 
  • Driver output for 9/10 digit not outputting correctly.

FL-3000/FL-4500 Specific Symptoms:

  • The Line to Line diagnostic LED for DS2 (J10) may not light on drivers that will not change price.
  • Price is not displaying on one or more panels, only decimal and 9/10 lighting.
  • One or more drivers will not enter Diagnostic Test pattern.

Environment

  • Product: Fuelight or DataMaster, FL-3000, FL-4500, 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: Digit driver
  • Control System:

Cause

  • Bad Driver Output.

Resolution

  • Replace Driver.

For Temporary Operation

  • Move driver to last position in signal chain where output will not be used.

KB ID: DD1993835


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