Time Temp Display Showing E4, Protocol Plug Connected to Surge Card

Potential Symptoms

  • Display shows E4 after going through boot sequence.


  • Product Family: Time and Temperature Display
  • Product: DF-1010, DF-1011, DF-1012, DF-2309, DF-1071 Time and Temperature Digit Displays, DataTime
  • Component: Protocol Plug, Surge Card
  • Control System: DM-100


    • Protocol plug is connected to the 5-pin J2 radio port.


    • Remove protocol plug from surge card.

    KB ID: DD4188896

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