Ricoh D391, Service Manual

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M1 Stacking Roller Motor
Drives the signature exit roller and stacking roller that feed each sheet out of the signature
path into the stacking tray.
M2 Stacking Tray Lift Motor
Lowers the stacking tray to where the signature is delivered to the sub grip unit. Raises the
stacking roller after the signature is passed to the sub grip unit.
M3 TE Press Lever Motor
Raises and lowers the press lever that presses down on the trailing edge of the signature in
the stacking tray.
M4 Jogger Motor (Front)
Moves the front jogging fence forward or backward once and stops at the base position for
jogging the edge of each sheet against the front fence.
M5 Jogger Motor (Rear)
Moves the rear jogging fence forward and backward to align the sides of each sheet with
the edges of the signature stack.
M6 Stacking Weight Motor
At the beginning of a job moves the stacking weight to the proper position for the paper size
selected for the job.
M7 Switchback Roller Lift Motor
Lowers the rotating switchback roller in the stacking tray onto each sheet as it enters the
stacking tray. This pushes the trailing edge of each sheet against the right side of the stacking
tray to align the spine for binding.
M8 Switchback Flapper Motor
Raises and lowers the switchback flapper that presses down the trailing edge of each sheet
as it enters the stacking tray.
M9 Stacking Tray Motor
Moves the stacking tray guide to the proper position for the selected paper size.
M10 Entrance Motor
Drives the entrance roller and transport roller 1 at the entrance of the perfect binder.
Motor, Sensor Locations
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