Sharp MX-4100N Service Manual page 505

5) Disconnect the connector, and remove the paper feed drive
unit.
(1) Transport motor
1) Remove the rear cabinet.
2) Open the control box.
3) Disconnect the connector and remove the screw, and remove
the transport motor.
(2) Horizontal transport motor
1) Remove the rear cabinet.
2) Open the control box.
3) Disconnect the connector and remove the screw, and remove
the horizontal transport motor.
* When installing, insert the connector downward, and rotate
the motor.
(3) Paper feed motor
1) Remove the rear cabinet.
2) Open the control box.
3) Remove the driver main PWB unit.
4) Remove the filter box unit.
5) Disconnect the connector and remove the screw, and remove
the paper feed motor.
(4) Paper tray lift-up motor
1) Remove the rear cabinet. (Refer to "Rear cabinet" in "External
view.")
2) Open the control box.
3) Remove the driver main PWB unit.
4) Remove the filter box unit.
5) Disconnect the connector and remove the screw, and remove
the paper tray lift-up motor unit.
6) Disengage the pawl, and remove the lift-up coupling.
MX-5001N DRIVE SECTION O – 5