LCD Flashes "Alternating Zeros" - TS3120 / TS3122

Article ID: ART170542

Date published: 05/22/2018

Date last updated: 06/12/2019

If the LCD displays alternating zeros / flashing circles / flashing boxes, the front cover may be open.

If the front cover of your printer is open, the LCD will show a flashing symbol:

Close the front cover.

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