During operation of the suction fan, suspended substances are collected in the filter through the airflow path inside the printer, preventing them from being emitted
to outside of the printer.
2.3.3 Paper Path
2.3.3.1 Outline
2.3.3.1.1 Overview of Paper Path
The paper path consist of a cassette pick-up unit, roll media unit, feed roller unit, pinch roller drive unit that applies/releases pressure to/from the pinch roller, spur
drive unit that moves the spur up/down, and various sensors that detect the media feed status, allowing media to be fed in four ways, fed, and ejected.