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Nikon Coolpix L840 Buttons Replacement

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This guide details the steps required to replace buttons on the back face of the camera. Please use this guide only when a specific button is not working. When the problem involves other parts of the camera or all of the buttons, you may need to replace a component of the circuit board.

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  1. Nikon Coolpix L840 Buttons Replacement, Motherboard: crwdns2935265:01crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Nikon Coolpix L840 Buttons Replacement, Motherboard: crwdns2935265:01crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Nikon Coolpix L840 Buttons Replacement, Motherboard: crwdns2935265:01crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Unscrew all eight black, 4mm screws with a Philips 000. (The top-most screw shown in the third image can be accessed by lifting the cover flap off.)

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    • Pry case open with a metal spludger by slipping the spludger between the back and front case of the camera and wiggling the spludger forwards and backwards.

    • Be careful not to damage the inner components of the camera when slipping the spludger into the camera.

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  4. Nikon Coolpix L840 Buttons Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nikon Coolpix L840 Buttons Replacement: crwdns2935265:03crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
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    Tweezers
    $4.99
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    • Carefully unhook the silver strip with tweezers. Get a grasp of the sides of the silver strip with the tweezers, and pull upwards and out.

    • The strip may also be identified by its blue tip, which becomes more visible once pulled out.

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  5. Nikon Coolpix L840 Buttons Replacement, Buttons: crwdns2935265:04crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Unscrew the two, right-most, 2 mm screws with a Philips 000.

    • Unscrew the left-most, 4 mm screw with a Philips 000.

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  6. Nikon Coolpix L840 Buttons Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Slide off the button panel in the marked direction.

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  7. Nikon Coolpix L840 Buttons Replacement: crwdns2935265:06crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Flip to the front side of the button panel to access the button sensors.

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

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Abraham Lozano

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Cal Poly, Team 1-11, Maness Spring 2016 crwdns2935289:0Cal Poly, Team 1-11, Maness Spring 2016crwdne2935289:0

CPSU-MANESS-S16S1G11

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Where can I get a replacement board for the buttons?

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