Scanner Main Board

  1. Open the Maintenance Box Cover (A).
  2. Release the 2 tabs of the Maintenance Box Cover (A) in the order shown in the figure below, and remove.
  3. Remove the Maintenance Box (A).
  4. Remove the screw.

    • : Silver M3x8 Cup S-tite screw
  5. Insert a flathead screwdriver and release the 2 hooks each, and remove the two screw cover (A).
  6. Insert a flathead screwdriver and release the 2 hooks, and remove the screw cover (A).
  7. Remove the three screws at the front side.
    • : Black M3x8 Cup P-tite screw
  8. Remove the five screws at the right side.
    • : Silver M3x8 Cup S-tite screw
    • : Silver M4x8 Cup S-tite screw
  9. Remove the four screws at the rear side.
    • : Silver M3x8 Cup S-tite screw with plastic washer
    • : Silver M3x8 Cup S-tite screw
  10. On the printer rear side, release the dowel of the Home Side Cover Unit (A).
  11. Insert a flathead screwdriver and release the 2 tabs each, and remove the Home Side Cover Unit (A) in the direction of the arrow.
  12. Insert a flathead screwdriver and release the two hooks, and remove the screw cover (A).
  13. Open the Printer Cover (A) and the Cutter Cover (B).
  14. Remove the three screws at the front side.
    • : Silver M3x10 Cup P-tite screw
    • : Silver M3x8 Cup S-tite screw
  15. Remove the screw at the top side.
    • : Silver M3x8 Cup S-tite screw
  16. Remove the four screws at the rear side.
    • : Silver M3x8 Cup S-tite screw with plastic washer
    • : Silver M3x8 Cup S-tite screw
  17. Remove the four screws at the left side.
    • : Silver M3x8 Cup S-tite screw

  18. On the printer rear side, release the dowel of the Full Side Cover Unit (A).

  19. Remove the Full Side Cover Unit (A) from the dowels, and remove it while it in the direction of the arrow.

    Assemble / 組み立て

    When installing the Full Side Cover Unit (B), carefully the Head FFC (A) so that it does not damage.
  20. Remove the Button (A). (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  21. Remove the two screws, and then remove the Scanner Home Side Cover (A). (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)

    • : Silver M3x8 Cup P-tite screw
  22. Push two buttons (A), and open the Scanner Unit (B). (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  23. Remove the screw on the printer home side. (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  24. 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
  25. Remove the Fixing Slider (A) from shaft. (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  26. Remove the screw on the printer full side. (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  27. 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
  28. Remove the Fixing Slider (A) from shaft. (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  29. Open the Scanner Unit (A). (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)
  30. Release the sensor cable (A). (Only perform for SC-P8500DL series/SC-T7700DL series)
  31. Remove the two screws. (Only perform for SC-P8500DL series/SC-T7700DL series)

    • : Silver M3x8 Cup S-tite screw
  32. Remove the screw, and then remove the Scanner Full Side Front Cover (A). (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)

    • : Silver M3x8 Cup S-tite screw
    Check Point / チェックポイント
    • Scanner Full Side Front Cover of SC-T5700DM series
  33. Remove the four screws. (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)

    • :Silver M3x8 P-tite screw with built-in washer
  34. Hang each of the two fixing sliders (A) on the shaft. (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)

  35. Release the 10 hooks and remove the Scanner Front Cover (A). (Only perform for SC-P8500DM series/SC-T7700DM series/SC-T5700DM series)

    Assembly / 組み立て
    • Install the Scanner Front Cover (A) while engaging its 10 hooks (B) and 13 tabs (C) with the positioning points on the scanner.
  36. Remove the 15 screws that secure the Board Guard Plate (A).
  37. Loosen the two screws shown with blue circle that secure the Board Guard Plate (A).
  38. Lift up the Board Guard Plate (A), remove the two screws shown with blue circle from the holes, and remove the Board Guard Plate (A).

    • : Silver M3x6 Bind S-tite screw
    • : Silver M3x6 Cup S-tite screw
    • : Silver M3x6 Bind S-tite screw

  39. Remove the double-sided tape from the three locations securing the Full side/Center/Home side CIS Module Board FFC (B).

    Caution / 注意
    • Because there is a risk of damage to the FFC terminal, when connecting/removing the CIS Module Board FFC (Full side/Center/Home side) to/from the connectors, do not move the FFCs in horizontal direction.
    • The two protrusions (A) on the connectors (B) of the CIS Module Board FFC (C) (Full side/Center/Home side) can easily break when removing the FFC, therefore care is required.
    • In the following steps, prevent damage to the Scanner Main Board connector by removing the double-sided tape while pressing on the area where this connects with the CIS Module Board FFC connector. Also perform work without releasing the connector lock.
  40. Pull the connector lock (A) for the Full side/Center/Home side CIS Module Board FFC connector down to release.
  41. Move the Full side/Center/Home side CIS Module Board FFC (B) towards the direction of the arrow (1) to remove the two terminal hooks from the two connector protrusions, and pull the FFC straight out in the direction of the arrow (2).
  42. Lift the two Scanner Main Board (B) connector locks to release, and remove the two Scanner Sub Board FFCs (A).
  43. Remove all cables and FFCs from connectors on the Scanner Main Board (A).
  44. Remove the six screws and then remove the Scanner Main Board (A).

    • : Silver M3x6 Bind S-tite screw
    Assembly / 組み立て
    • When connecting the CIS module board FFC on the Full/Center/Home side, follow the cautions described in the first step and take sufficient care.

Adjustment / 調整

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