DM-100 does not power up or stay on; Failed J-box surge card

Potential Symptoms

  • No communication to display even though DM-100 is powering on when connected to j-box.
  • DM-100 won't turn on even though there is 12 VDC on red & black power wires at the j-box card.
  • Corrosion found on the outdoor J-box.
  • Broken pins on the outdoor J-Box.
  • DM-100 power on and shutting off immediately, continual reboot.

Environment

  • Product: DF-1010, DF-1011, DF-1021, DF-1071, FL-2000, FL-2100, FL-2109, FL-2300, FL-4000, DF-2000, DF-2009, DF-2100, DF-2109, DF-2300, DF-4000
  • Gas Price or Petroleum Price Display, FL or DF digit product, Time & Temperature Digit Display
  • Component: Outdoor J-box 
  • Control System: FLD-2000

Cause

  • Failed surge card.
    • Damage or corrosion on outdoor J-box card and/or pins broken/missing.

Resolution

  • Replace J-box card.

KB ID: DD2079431


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