Zebra Technologies R-140 - Manual (Page 80)

4. Rotate the platen roller and clean thoroughly with solvent and an
applicator.
5. Brush/vacuum any accumulated paper lint and dust away from the
rollers.
6. Reload ribbon and/or media, and close and the printhead.
Cleaning the Sensors
The media, ribbon, and label available sensors should be cleaned on a
regular basis to ensure proper operation of the printer. To locate these
sensors, refer to Figure 25, Figure 6 on page 15 , and Figure 7 on page 16 .
Brush/vacuum any accumulated paper lint and dust off of these sensors.
Zebra R-140 User’s Guide 71
Figure 25