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QL Plus Series User Guide
Printhead
Elements
Peeler Bar Rollers
Peeler Bar or
Scraper
Scraper used on units with
linerless platens only.
Platen surface
Avoid using alcohol on
linerless platen surface
Tear Bar
Label
Presence
Sensor
Gap
Sensor
Bearing Points
Linerless Platens only
Edge Guides,
Inner surfaces
on both sides.
Units with linerless
platens only.
Media
Roller
Media
Roller
Avoid using
alcohol on
linerless media
roller surfaces
Bearing Points
Linerless Platens only
Figure 24: Cleaning the QL 420 Plus
Bar Sensor