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Canon PowerShot A540 Function Key Motherboard Replacement

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  1. Canon PowerShot A540 Function Key Motherboard Replacement, Back Cover: étape 1, image 1 de 2 Canon PowerShot A540 Function Key Motherboard Replacement, Back Cover: étape 1, image 2 de 2
    • Turn off the camera.

    • Turn the camera upside-down and press the tab to release the battery cover. Remove the batteries.

  2. Canon PowerShot A540 Function Key Motherboard Replacement: étape 2, image 1 de 1
    • Turn the camera upside down to view the "Card/Batt. Open" Cover.

    • Use a Phillips head #000 screwdriver to remove the three (3) 4.0 mm screws.

  3. Canon PowerShot A540 Function Key Motherboard Replacement: étape 3, image 1 de 1
    • Open "Card/Batt. Open" Cover.

    • Remove the one (1) 5.0 mm screw with the Phillips head #000 screwdriver.

  4. Canon PowerShot A540 Function Key Motherboard Replacement: étape 4, image 1 de 1
    • Turn the camera to the right side of the LCD screen.

    • Remove the three (3) 4.0 mm screws with the Phillips head #000 screwdriver.

  5. Canon PowerShot A540 Function Key Motherboard Replacement: étape 5, image 1 de 3 Canon PowerShot A540 Function Key Motherboard Replacement: étape 5, image 2 de 3 Canon PowerShot A540 Function Key Motherboard Replacement: étape 5, image 3 de 3
    • Gently remove the back cover.

    • Start at the bottom at the corner of the "Card/Batt. Open" Cover.

    • Then move onto the other edges and the top.

    • It may be tight at the top!

  6. Canon PowerShot A540 Function Key Motherboard Replacement, Function Key Motherboard: étape 6, image 1 de 2 Canon PowerShot A540 Function Key Motherboard Replacement, Function Key Motherboard: étape 6, image 2 de 2
    • Turn the camera to view the back.

    • Remove the one (1) 3.0 mm screw on the top right corner of the screen.

    • There is a small metal bar that rests on this frame. Keep it with the screws that have been removed from the camera.

  7. Canon PowerShot A540 Function Key Motherboard Replacement: étape 7, image 1 de 2 Canon PowerShot A540 Function Key Motherboard Replacement: étape 7, image 2 de 2
    • Lift the LCD Screen off of the back to view the attached ribbon cables.

    • Use tweezers to flip the black bar up.

  8. Canon PowerShot A540 Function Key Motherboard Replacement: étape 8, image 1 de 3 Canon PowerShot A540 Function Key Motherboard Replacement: étape 8, image 2 de 3 Canon PowerShot A540 Function Key Motherboard Replacement: étape 8, image 3 de 3
    • Gently pull the big ribbon out.

    • Gently pull the small ribbon out.

    • The small ribbon does not have a bar like the big ribbon.

  9. Canon PowerShot A540 Function Key Motherboard Replacement: étape 9, image 1 de 2 Canon PowerShot A540 Function Key Motherboard Replacement: étape 9, image 2 de 2
    • Remove the two (2) 3.0 mm screws with the Phillips head #000 screwdriver.

  10. Canon PowerShot A540 Function Key Motherboard Replacement: étape 10, image 1 de 2 Canon PowerShot A540 Function Key Motherboard Replacement: étape 10, image 2 de 2
    • Remove the orange ribbon from the clamp by using a Spudger to push the bar up.

  11. Canon PowerShot A540 Function Key Motherboard Replacement: étape 11, image 1 de 1
    • Remove the Function Key Motherboard and replace.

    • There is another metal bar that comes off of the SD Card reader when screws are removed.

Conclusion

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

Cooper Hale

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Baylor, Team 7-12, Williams Spring 2015 Membre de l'équipe Baylor, Team 7-12, Williams Spring 2015

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