Removing The Wound Paper Roll(Idp3423); Adjusting The Paper Near End Sensor - Citizen iDP3420 User Manual

4.7.3 Removing the Wound Paper Roll (iDP3423)
1. Open the printer cover.
2. Remove the paper roll by cutting it halfway or pushing the paper free lever in the arrow-indicated
direction.
3. Detach the winding reel.
4. Pull out a flange from one side of the winding reel.
5. Pull out the paper roll from the winding reel.
4.8

Adjusting the Paper Near End Sensor

1. Close the printer cover.
2. Loosen a sensor fixing screw.
3. Slide the sensor unit up/down and tighten the fixing screw at an adequate position.
Sensor Position versus Paper Remaining Amount
The following table shows a paper remaining amount depending on the remaining amount mark position
on the sensor unit. (When the specified paper roll is used)
Mark Position
Flange
Paper Roll Remaining
Approx. 21 mm
Approx. 23 mm
Approx. 25 mm
Sensor Unit
Paper Roll (Receipt Paper)
Paper Roll Remaining
Diameter
Sensor Fixing Screw
16
iDP3420/3421/3423 User's Manual
Winding Reel
Amount
Approx. 1.2 m
Approx. 2.2 m
Approx. 3.2 m
Remaining Amount Marks
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