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Canon EOS 70D EFS 18-135mm Lens Main Board Replacement

Introdução

In this guide, you will learn how to replace the main board in the EFS 18-135mm lens. The main board is crucial to the correct operation of the lens, passing focus commands from the camera to the lens.

O que você precisa

  1. Canon EOS 70D EFS 18-135mm Lens Main Board Replacement, EFS 18-135mm Lens Main Board: passo 1, imagem 1 %32 Canon EOS 70D EFS 18-135mm Lens Main Board Replacement, EFS 18-135mm Lens Main Board: passo 1, imagem 2 %32 Canon EOS 70D EFS 18-135mm Lens Main Board Replacement, EFS 18-135mm Lens Main Board: passo 1, imagem 3 %32

    • First, detach the lens by pressing and holding the release button highlighted in the picture.

    • Next, grab the lens and rotate it counter-clockwise when looking at the camera.

    • Finally, when the camera stops rotating, pull the lens away from the camera.

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  2. Canon EOS 70D EFS 18-135mm Lens Main Board Replacement: passo 2, imagem 1 %32 Canon EOS 70D EFS 18-135mm Lens Main Board Replacement: passo 2, imagem 2 %32

    • Remove the four 5.5-mm Phillips #000 screws for the lens mount ring (silver ring).

    • Remove the two 4-mm Phillips #000 screws mounting the main board connector.

    • This guide involves removing a lot of very small screws so be sure to have a magnet board to keep track of them.

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  4. Canon EOS 70D EFS 18-135mm Lens Main Board Replacement: passo 3, imagem 1 %32 Canon EOS 70D EFS 18-135mm Lens Main Board Replacement: passo 3, imagem 2 %32

    • Using a spudger, pull the connector loose from the barrel switch ring assembly.

    • Set barrel switch ring assembly to the side.

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  5. Canon EOS 70D EFS 18-135mm Lens Main Board Replacement: passo 4, imagem 1 %32 Canon EOS 70D EFS 18-135mm Lens Main Board Replacement: passo 4, imagem 2 %32

    • Using a spudger, pull the five connectors out of their housing.

    • Use very gentle pressure when pulling connectors out of the lens main board, as they tend to break easily.

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  6. Canon EOS 70D EFS 18-135mm Lens Main Board Replacement: passo 5, imagem 1 %32 Canon EOS 70D EFS 18-135mm Lens Main Board Replacement: passo 5, imagem 2 %32 Canon EOS 70D EFS 18-135mm Lens Main Board Replacement: passo 5, imagem 3 %32

    • Remove the two 4-mm Phillips #000 main board mounting screws.

    • Remove the main board from the lens with your hand.

    • The main board is now successfully removed from the lens.

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Conclusão

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

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Paul

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University of Memphis, Team S2-G5, Kim Spring 2018 Membro de University of Memphis, Team S2-G5, Kim Spring 2018

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