Zebra ZD620 - Upper Half of ZD620 ZD420 Direct Thermal Printers; Upper Half of ZD620 ZD420 Thermal Transfer Printers

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Maintenance
Upper Half of ZD620/ZD420 Direct Thermal Printers
1. Spray the Upper Web (Gap) Array Sensor below the printhead with a can of
compressed air. If necessary, use an alcohol moistened swab to break up adhesive or
other non-dust contaminants. Use a dry swab to remove any residue that may be left
from the first cleaning.
Upper Half of ZD620/ZD420 Thermal Transfer Printers
1. Spray the Upper Web (Gap) Array Sensor below the printhead with a can of
compressed air. Complete sensor cleaning (very rare) requires a service technician
Spray Sensor
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