Document Feed Sensor

  1. Push two buttons (A), and open the Scanner Unit (B). (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  2. Remove the screw on the printer home side. (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  3. Remove the C Shape Washer (A). (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)

    • : Black M3x4 Cup Step type S-tite screw
  4. Remove the Fixing Slider (A) from shaft. (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  5. Remove the screw on the printer full side. (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  6. Remove the C Shape Washer (A). (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)

    • : Black M3x4 Cup Step type S-tite screw
  7. Remove the Fixing Slider (A) from shaft. (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  8. Open the Scanner Unit (A). (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)

  9. Remove the Scanner Paper Feed Flap (A) by disengaging its nine shafts.

    Assembly / 組み立て
    • Set the projection (A) of the Scanner Paper Feed Flap into the recess of the Scanner Paper Feed Flap Opening / Closing Sensor (B).
  10. Remove the C Shape Washer (A) and the Fixing Slider (B). (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  11. Remove the Washer (A) and the Strap (B). (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  12. Release the cable (A) from four grooves at the rear.
  13. Remove the two screws, and remove the Right Rear Guide A (B).

    • : Silver M3x6 Bind S-tite screw
  14. Remove the two screws, and remove the Right Rear Guide B (A).

    • : Silver M3x6 Bind S-tite screw
  15. Remove the screw that secures the Document Feed Sensor (A).
  16. Disengage the hook (B), and remove the Shield (C).
  17. Remove the FFD (D) from the connector of the Document Feed Sensor (A).

    • : Silver M3x8 Bind S-tite screw
  18. Release the two hooks (A), and remove ferrite core (B) and FFC (C), and then remove the Document Feed Sensor (D).
  19. Remove the screw that secures the Document Feed Sensor Board (A).

    • : Silver M3x8 Bind P-tite screw

  20. Lift up the parts of the sensor cover (A) shown in blue, and remove the Document Feed Sensor Board (B).

    Assembly / 組み立て
    • Align the Document Feed Sensor hook (B) and dowel (A) with the two positioning holes (C), and install.

Adjustment / 調整

When removing/replacing this part, refer to following page and make sure to perform the specified operations including required adjustment.