2.Detailed Descriptions
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2. The pre-stack junction gate [A] drops (closed) and the relay transport roller [C] rotates in reverse. The pre-
stack roller [B] rotates to feed paper to the pre-stack position.
3. The rotation of the relay transport roller [C] and the pre-stack roller [B] stops, and the pre-stack junction gate
[A] shifts up (open). The shift roller [D] shifts up to release the pressure between itself [D] and the relay
transport roller [C].
4. The following sheet comes thorough the entrance and reaches the relay transport path. After that, the shift
roller [A] drops to press the pre-stacked sheet and the following sheet.The two sheets are fed part of the way
out.
5. The pre-stack junction gate [B] drops (closed) again, the relay transport roller [A] rotates in reverse, and the
pre-stack roller [C] rotates to send the two sheets of paper to the booklet stapling path.
Upper Tray Shift Drive / Limit Sensor / Full Sensor
Upper Tray Shift Up/down
The upper tray lift motor [A] moves the upper tray up/down.
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