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Canon CanoScan N670U Sensor Bar Replacement

Introducción

If you're having scanning issues as a result of a faulty sensor bar, this is where you will want to begin.

To replace the sensor bar in the Canon CanoScan N670U, you must:

  • Remove the two plastic bars that hold the glass scanner bed.
  • Set aside the scanner bed.
  • Loosen the belt from the plastic hook.
  • Remove the sensor bar for replacement.

Qué necesitas

  1. Canon CanoScan N670U Sensor Bar Replacement, Canon CanoScan N670U Disassembly: paso 1, imagen 1 de 1

    • Open up your Canon CanoScan N670U to an upright position.

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  2. Canon CanoScan N670U Sensor Bar Replacement: paso 2, imagen 1 de 1

    • Turn your device so that you're facing the long side of the Canon CanoScan N670U.

    • Locate the small crevice between the plastic components of the scanner bed and the scanner base.

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  3. Canon CanoScan N670U Sensor Bar Replacement: paso 3, imagen 1 de 1

    • Carefully insert a metal spudger tool in the crevice and slowly cut through the adhesive between the plastic components.

    • You may cut small bits of the plastic as you're slicing the adhesive. Do not forcefully bend the plastic strip as you're cutting or it will snap.

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  4. Canon CanoScan N670U Sensor Bar Replacement: paso 4, imagen 1 de 1

    • Once the adhesive strip is sliced through, the plastic bar that is attached should release. Set aside the plastic bar.

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  5. Canon CanoScan N670U Sensor Bar Replacement: paso 5, imagen 1 de 1

    • Repeat steps 2-4 for the other side of the scanner.

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  7. Canon CanoScan N670U Sensor Bar Replacement: paso 6, imagen 1 de 1

    • Use your hands or a metal spudger tool to push the plastic bar at the bottom of the glass scanner bed forward until you can't push it any farther.

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  8. Canon CanoScan N670U Sensor Bar Replacement: paso 7, imagen 1 de 1

    • Insert the metal spudger tool underneath the glass scanner bed. The front of the scanner bed should be resting on top of the tool.

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  9. Canon CanoScan N670U Sensor Bar Replacement: paso 8, imagen 1 de 1

    • Slowly pull the glass scanner bed towards you and set the piece aside.

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  10. Canon CanoScan N670U Sensor Bar Replacement, Sensor Bar: paso 9, imagen 1 de 1

    • This is the sensor bar that you will replace.

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  11. Canon CanoScan N670U Sensor Bar Replacement: paso 10, imagen 1 de 2 Canon CanoScan N670U Sensor Bar Replacement: paso 10, imagen 2 de 2

    • Locate the small plug where the white strip of cable is connected to.

    • Unfurl the cable strip if it's tucked in.

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  12. Canon CanoScan N670U Sensor Bar Replacement: paso 11, imagen 1 de 3 Canon CanoScan N670U Sensor Bar Replacement: paso 11, imagen 2 de 3 Canon CanoScan N670U Sensor Bar Replacement: paso 11, imagen 3 de 3
    Herramienta utilizada en este paso:
    Tweezers
    $4.99
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    • Gently use tweezers or your fingers to rock the cable back and forth to disconnect the it.

    • Do not apply too much pressure or you may damage some delicate components.

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  13. Canon CanoScan N670U Sensor Bar Replacement: paso 12, imagen 1 de 1

    • Locate the small metal spring behind the front buttons of the Canon CanoScan N670U.

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  14. Canon CanoScan N670U Sensor Bar Replacement: paso 13, imagen 1 de 2 Canon CanoScan N670U Sensor Bar Replacement: paso 13, imagen 2 de 2

    • Use tweezers to gently remove the metal spring from the plastic hook.

    • Due to the tension of the spring, it can be difficult to pull the metal end. You may attempt to use your hands to pull the spring itself if necessary.

    • Take caution to not bend the metal.

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  15. Canon CanoScan N670U Sensor Bar Replacement: paso 14, imagen 1 de 2 Canon CanoScan N670U Sensor Bar Replacement: paso 14, imagen 2 de 2

    • Flip the sensor bar over and unwind the belt from the gear system.

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  16. Canon CanoScan N670U Sensor Bar Replacement: paso 15, imagen 1 de 1

    • Remove the sensor bar from the scanner and replace it with the new one.

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Conclusión

To reassemble your device, follow these instructions in reverse order.

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Stephen Bui

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USF Sarasota-Manatee, Team 1-1, Stewart Fall 2015 Miembro de USF Sarasota-Manatee, Team 1-1, Stewart Fall 2015

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