Cleaning the Sensor – Upper Half of the ZD620/ZD420 Thermal Transfer Printers
Cleaning the Sensor – Upper Half of the ZD620/ZD420 Thermal Transfer Printers

Cleaning the Sensor – Upper Half of the ZD620/ZD420 Thermal Transfer Printers

  1. Use a can of compressed air to spray the upper web (gap) array sensor located below the printhead.
    If the entire sensor needs a complete cleaning (which is a very rare occurrence), a service technician should perform the cleaning.