Zebra Technologies LI 72 Benutzerhandbuch

RW 420 User Guide

Printhead
(Figure 22)

Use the supplied cleaning pen 
or 70% isopropyl alcohol on a 
cotton swab to clean the print 
elements from end to end (the 
print elements are located 
in the thin gray line on the 
printhead). 

Platen Roller
(Figure 22)

Rotate the platen  roller and 
clean it thoroughly with the 
cleaning pen or 70% isopropyl 
alcohol and a cotton swab.

Tear bar
(Figure 22)

Clean thoroughly with the 
cleaning pen or 70% isopropyl 
alcohol and a cotton swab.

Exterior 

Water-dampened cloth

Interior
(Figure 22)

Brush/air blow.  Ensure the  Bar 
Sensor and Gap Sensor windows 
are free of dust.

After every five rolls of 
media (or more often, if 
needed)

 

Figure 22: Cleaning the RW 420

After every five rolls of 
media (or more often, if 
needed)

As needed