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Repairing HP Deskjet 6840 Rubber Paper Feed Rollers

소개

When there is a problem printing located inside your device, there is a good chance that the rubber paper rollers may be stuck. This guide is designed to help you repair them, should this be your issue.

필요한 것

  1. Repairing HP Deskjet 6840 Rubber Paper Feed Rollers, General Device: 1 단계, 이미지 1/1

    • Turn the printer so the back of it is facing you.

    편집

  2. Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 2 단계, 이미지 1/3 Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 2 단계, 이미지 2/3 Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 2 단계, 이미지 3/3

    • Use two fingers to simultaneously press the two grooves on the back of the printer down and in.

    • This will release the panel from the printer.

    • Pull the panel off of the printer.

    편집

  3. Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 3 단계, 이미지 1/3 Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 3 단계, 이미지 2/3 Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 3 단계, 이미지 3/3

    • Use a screwdriver to remove each visible screw.

    • Pull out and remove the rear support structure using two hands.

    편집

  4. Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 4 단계, 이미지 1/2 Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 4 단계, 이미지 2/2

    • Carefully remove the shell that encases the internal parts of your printer.

    • Gently remove the shell from the base of the printer by placing your hands at the corners and firmly lifting the shell until it pops off of the base. Do not pry or bend the shell.

    • Carefully detach wires that connect the shell to the printer's internal parts.

    편집

  6. Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 5 단계, 이미지 1/3 Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 5 단계, 이미지 2/3 Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 5 단계, 이미지 3/3

    • Use a screwdriver to remove the screws from the printer carriage assembly and the green plastic motherboard.

    • Gently loosen the motherboard from its base, but don't completely pull it out.

    편집

  7. Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 6 단계, 이미지 1/3 Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 6 단계, 이미지 2/3 Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 6 단계, 이미지 3/3

    • Use a screwdriver to remove the screws from the motor carriage.

    • Remove the screws from the motor housing if you need to replace the motor.

    • Remove the motor from the housing using your fingers.

    • Replace the motor with a new one if needed.

    편집

  8. Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 7 단계, 이미지 1/3 Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 7 단계, 이미지 2/3 Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 7 단계, 이미지 3/3

    • By now, your printer should look like the one in the photograph.

    • Use a screwdriver to remove any remaining screws.

    편집

  9. Repairing HP Deskjet 6840 Rubber Paper Feed Rollers, Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 8 단계, 이미지 1/2 Repairing HP Deskjet 6840 Rubber Paper Feed Rollers, Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 8 단계, 이미지 2/2

    • Once you have removed the device top case using the General Device Disassembly Guide, then you can access the rubber paper rollers, located near the front, holding the silver bar in place.

    편집

  10. Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 9 단계, 이미지 1/1

    • When the rubber paper rollers are the cause of the problem, you'll know because pressing the 'Resume' button doesn't spin the metal bar the rollers hold.

    • Remove the roller assembly from the printer case.

    • Then, using a firm grip or set of pliers, twist one of the end rubber paper rollers. This should rotate the bar and dump out any paper waste that was clogging the device's ability to print.

    편집

  11. Repairing HP Deskjet 6840 Rubber Paper Feed Rollers: 10 단계, 이미지 1/1

    • If you were unable to repair your printing problem by gear grinding the rubber paper rollers on your device, this could be helpful (scroll down to Step Two).

    편집
결론

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

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Magnolia

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New Mexico State, Team 1-5, Sheppard Spring 2014 New Mexico State, Team 1-5, Sheppard Spring 2014 회원

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