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Repairing Dell Projector 4220 Remote Controller Fix Rubber Power Button

Introduction

Apparently, there is conductive paint on each button that allows a button press to send signal. After many uses of the power button, it became more and more difficult to work it. I researched a couple ways to fix this and ultimately did a cheapo hack.

What you need

  1. Repairing Dell Projector 4220 Remote Controller Fix Rubber Power Button, Locating Screws and removing them: step 1, image 1 of 1

    • There are two screws on this remote controller. One behind the yellow sticker. One in the battery housing.

    Edit

  3. Repairing Dell Projector 4220 Remote Controller Fix Rubber Power Button, Pry open controller: step 2, image 1 of 2 Repairing Dell Projector 4220 Remote Controller Fix Rubber Power Button, Pry open controller: step 2, image 2 of 2

    • Using a spudger to ease the two pieces apart will help you get started. Pulling will most likely cause a break in the snap-in pieces.

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    • Draw a thick layer of graphite onto a piece of paper.

    • Rub the piece of paper onto the membrane. Test the button for conductivity.

    Edit
Conclusion

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

Author

with 3 other contributors

yieunjae

Member since: 05/25/13

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