DF-1020, 8 column MASC driver, New driver and board now shows E-4

Symptom

  • Replaced driver in the display and now shows E4.

  • Sent prices and display goes blank.

  • Display may show incorrect line number on boot up, or 6OH.

Environment

  • DF-1020

  • FLD-2000

  • 8 MASC column driver

Cause

  • Display has wrong address.

Resolution

    1. Set address correct for the displays line number.

      • Line 1 address 1.

      • Line 2 address 2.

      • Line 3 address 3.

      • Line 4 address 4.

    2. Power cycle the display and confirm boot up shows correct line number.

KB ID: DD2004221


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