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How to lubricate the HP Photosmart c4780 printhead track

소개

If the printer does not sound like it is running smoothly when printing, or it is not printing as cleanly as desired, consider buying some grease and using this guide to increase printhead mobility and precision.

필요한 것

  1. How to lubricate the HP Photosmart c4780 printhead track, Outer Shell Disassembly: 1 단계, 이미지 1/2 How to lubricate the HP Photosmart c4780 printhead track, Outer Shell Disassembly: 1 단계, 이미지 2/2

    • Unplug the device from any energy sources.

    • Lift the top cover of the scanner.

    • Use a plastic opening tool to remove the plastic frame surrounding the glass.

    편집

  2. How to lubricate the HP Photosmart c4780 printhead track: 2 단계, 이미지 1/1

    • Carefully pull the frame away from the glass.

    • If it doesn't remove easily, use the iFixit Opening Tool again to pry stuck sections.

    편집

  3. How to lubricate the HP Photosmart c4780 printhead track: 3 단계, 이미지 1/1

    • Use a T10 screwdriver to unscrew the two screws that fasten the frame to the printer hood.

    편집

  4. How to lubricate the HP Photosmart c4780 printhead track: 4 단계, 이미지 1/2 How to lubricate the HP Photosmart c4780 printhead track: 4 단계, 이미지 2/2

    • Put your finger behind the panel with the power button.

    • Then, pull the piece outwards.

    편집

  6. How to lubricate the HP Photosmart c4780 printhead track: 5 단계, 이미지 1/2 How to lubricate the HP Photosmart c4780 printhead track: 5 단계, 이미지 2/2

    • Unscrew the screw inside the power button panel space.

    • Then, unscrew the screw that is across the printer slider.

    편집

  7. How to lubricate the HP Photosmart c4780 printhead track: 6 단계, 이미지 1/1

    • Pull the white circuit board outwards which is located under the small screen.

    • Unplug the small ribbon cable from the circuit board.

    • Be careful when you unplug the ribbon cable not to use too much force. Using too much force may damage or rip the cable.

    편집

    • Unplug the small ribbon cable from the circuit board. Be careful when you unplug the ribbon cable not to use too much force. Using too much force may damage or rip the cable.

    편집

  9. How to lubricate the HP Photosmart c4780 printhead track: 8 단계, 이미지 1/2 How to lubricate the HP Photosmart c4780 printhead track: 8 단계, 이미지 2/2

    • Pull the memory card reader's circuit board out.

    • Detach the white wiring connector from the back of the circuit board.

    • You may need to use a finger nail or a plastic opening tool to detach the white wiring connector from the circuit board.

    편집

  10. How to lubricate the HP Photosmart c4780 printhead track: 9 단계, 이미지 1/2 How to lubricate the HP Photosmart c4780 printhead track: 9 단계, 이미지 2/2

    • Put your finger behind the small screen.

    • Then, pull it up.

    • Do not hesitate to use force to remove the TouchSmart panel.

    • Disconnect the ribbon cable from the small screen.

    편집

  11. How to lubricate the HP Photosmart c4780 printhead track: 10 단계, 이미지 1/1

    • Pull the printer hood upward.

    편집

  12. How to lubricate the HP Photosmart c4780 printhead track, How to lubricate the HP Photosmart c4780 printhead track: 11 단계, 이미지 1/2 How to lubricate the HP Photosmart c4780 printhead track, How to lubricate the HP Photosmart c4780 printhead track: 11 단계, 이미지 2/2

    • Carefully, apply a small amount of grease to the metallic printhead track.

    • You can either use your bare finger or wear a latex glove when applying the grease.

    • The grease will reduce the friction between the track and the printhead, improving mobility.

    편집
결론

To put the printer back together, follow these instructions in reverse order.

다른 4명이 해당 안내서를 완성하였습니다.

작성자

다른 기여자 12명과 함께

Renee Lamb

회원 가입일: 09/26/12

235 평판

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배지: 10

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팀

Cal Poly, Team 2-11, Propen Fall 2012 Cal Poly, Team 2-11, Propen Fall 2012 회원

CPSU-PROPEN-F12S2G11

4 회원들

안내서 6개 작성하였습니다

댓글 한 개

The question is how to clean the Printer Head, unfortunately the site refers you to this page which deals with lubricating the track. It does not address the cleaning question or provide any guidance.

Hugo Hofer - 답글

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