Introduction

If the HP Deskjet fails to produce quality scans or copies, and you have already checked that the scanner glass is clean and that there are no other problems, you may need to replace the Scanner Bar/Light inside the printer. This part is the sensor that illuminates and captures an image of the document you are trying to scan or copy. The steps for removing this part are included in the following guide.

Parts

No parts required.

Open the front access panel by placing your finger in the front slot and pulling gently.
  • Open the front access panel by placing your finger in the front slot and pulling gently.

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Open the protective lid that is covering the glass. Press gently against the base of the panel to remove the lid from the rest of the printer.
  • Open the protective lid that is covering the glass. Press gently against the base of the panel to remove the lid from the rest of the printer.

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Remove the four 9mm T10 Torx screws on the top. Remove the four 9mm T10 Torx screws on the top. Remove the four 9mm T10 Torx screws on the top.
  • Remove the four 9mm T10 Torx screws on the top.

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Carefully lift the top panel off of the printer. Do not tear or damage the two cables that connect the top lid to the motherboard.
  • Carefully lift the top panel off of the printer.

  • Do not tear or damage the two cables that connect the top lid to the motherboard.

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Remove the two cables by gripping each one close to their connection ports on the motherboard and gently disconnecting them. Remove the two cables by gripping each one close to their connection ports on the motherboard and gently disconnecting them. Remove the two cables by gripping each one close to their connection ports on the motherboard and gently disconnecting them.
  • Remove the two cables by gripping each one close to their connection ports on the motherboard and gently disconnecting them.

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Remove one 9mm T10 Torx screw from the back of the printer lid.
  • Remove one 9mm T10 Torx screw from the back of the printer lid.

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Press outward on the plastic tab holding the back panel in place. Press outward on the plastic tab holding the back panel in place.
  • Press outward on the plastic tab holding the back panel in place.

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Pull the back panel towards you and lift it away from the rest of the printer cover. Some ribbon cables may still be inserted through the back panel. Be careful not to damage these and they should slide out easily.
  • Pull the back panel towards you and lift it away from the rest of the printer cover.

  • Some ribbon cables may still be inserted through the back panel. Be careful not to damage these and they should slide out easily.

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Remove scanner bar from track inside lid. Do not try to detach the large ribbon cable. It is not designed to be removed from the scanner bar. Also do not try to pull ribbon cable out of the lid.
  • Remove scanner bar from track inside lid.

  • Do not try to detach the large ribbon cable. It is not designed to be removed from the scanner bar. Also do not try to pull ribbon cable out of the lid.

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Remove two 9mm T10 Torx screws from the scanner bar to release scanner light.
  • Remove two 9mm T10 Torx screws from the scanner bar to release scanner light.

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Separate the scanner light from the rest of the scanner bar.
  • Separate the scanner light from the rest of the scanner bar.

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Conclusion

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

Tim

Member since: 01/15/2013

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Cal Poly, Team 18-35, Regan Winter 2013 Member of Cal Poly, Team 18-35, Regan Winter 2013

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