69
v Drum Driving Section
chap.2
R8S02055
Drum gear
(1) Drum Position 1 Sensor
2. Function of Parts
Description
The drum removal position sensor detects the drum removal position and the master detachment position.
When the drum removal button is pressed, the drum rotates and stops with a bleep at the drum removal position.
Drum removal button
2You do not have to hold down the drum removal button unlike the conventional one. (Hold it down
when the ejection box is open.)
NOTE :
Operation
The diagram below shows the status of the drum position 1 sensor during the drum rotation.
2
The drum removal position is detected on the drum removal detect edge.
2
The master is detached at the position where the drum is rotated by a certain angle from the drum removal
detect edge.
Circuit
R8S02E20
Drum removal detect edge
Drum position 1 sensor
Master pre-detach
position edge
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