User Manual

57
QL Series User Guide
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).
Clean thoroughly with the cleaning pen
or 70% isopropyl alcohol and a cotton
Clean thoroughly with the
cleaning pen or 70% isopropyl
alcohol and a cotton swab.
Clean thoroughly with the
cleaning pen or 70% isopropyl
alcohol and a cotton swab.
Water-dampened cloth
Brush/air blow. Ensure the Bar Sensor,
Gap Sensor and Label Present Sensor
windows are free of dust.
Rotate the platen roller and clean it
thoroughly with the cleaning pen or
70% isopropyl alcohol and a cotton
swab.
Units with linerless platens: Rotate
platen & clean bearing points only.
Avoid use of alcohol on the surface of
linerless platens!
continued
Figure 20: Cleaning the QL 220
Printhead
Elements
Peeler Bar
Platen surface
Avoid using alcohol on
linerless platen surface
Tear Bar
Label
Presence
Sensor
Bar Sensor
Gap
Sensor
Support
Disks, Inner
surfaces on
both sides.
Linerless units only.
Bearing Points
Linerless Platens only
Platen surface
Peeler
Rollers
Scraper
Linerless units only
Figure 20a: Cleaning the Linerless QL 220
Bearing Points
Linerless Platens only