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Nikon D3100 Motherboard Replacement

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  1. Nikon D3100 Motherboard Replacement, LCD Screen: crwdns2935265:01crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Use a Phillips #00 screwdriver for all of the screws.

    • Remove two of the 4mm screws indicated by the circles on the bottom side of the camera.

  2. Nikon D3100 Motherboard Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nikon D3100 Motherboard Replacement: crwdns2935265:02crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Remove four of the 3mm screws around the eye piece located on the top of the back panel, including the screw hidden behind the auto focus label.

    • Remove the 3mm screw behind the rubber grip on the top right of the back panel.

  3. Nikon D3100 Motherboard Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Peel back the rubber grip on the right side of the camera using a spudger.

    • You may need a heating pad to melt the glue holding the rubber grip to the camera. If using the heating pad, use caution and handle carefully.

    • Remove two of the 5mm screws under the rubber grip.

  4. Nikon D3100 Motherboard Replacement: crwdns2935265:04crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Remove two of the 4mm screws on the left side of the camera.

  5. Nikon D3100 Motherboard Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nikon D3100 Motherboard Replacement: crwdns2935265:05crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Starting from the top, gently lift the back panel of the camera off. Slowly separate the back panel from the main body of the camera.

    • Be careful not to pull the panel out too fast or the ribbon may be damaged.

    • Carefully remove the ribbon using a spudger to lift up the connector and then use tweezers to pull out the ribbon.

    • Separate the back panel from the main body of the camera.

  6. Nikon D3100 Motherboard Replacement: crwdns2935265:06crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Be careful when separating the metal plate from the back panel because the speaker wire is connected to the metal plate. It can easily be torn if caution is not taken.

    • Remove nine of the 3mm screws connecting the metal plate to the plastic panel.

  7. Nikon D3100 Motherboard Replacement: crwdns2935265:07crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Remove the tape covering the ribbons. Be careful not to break the tape.

  8. Nikon D3100 Motherboard Replacement: crwdns2935265:08crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Remove the two ribbons connecting the LCD screen to the metal plate using the same method from Step 5.

  9. Nikon D3100 Motherboard Replacement: crwdns2935265:09crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Remove the old LCD screen from metal plate.

  10. Nikon D3100 Motherboard Replacement, Motherboard: crwdns2935265:010crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nikon D3100 Motherboard Replacement, Motherboard: crwdns2935265:010crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Use tweezers to gently lift the yellow tape from the back of the camera.

  11. Nikon D3100 Motherboard Replacement: crwdns2935265:011crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Use a plastic spudger to remove the 6 ribbons.

    • Be careful not to tear the ribbons.

  12. Nikon D3100 Motherboard Replacement: crwdns2935265:012crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nikon D3100 Motherboard Replacement: crwdns2935265:012crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Remove the plug located on the top-right side of the camera.

    • Remove the plug located on the top-left side of the camera.

  13. Nikon D3100 Motherboard Replacement: crwdns2935265:013crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Use a Philips #00 Screwdriver to remove the five 3 mm screws marked in the image.

  14. Nikon D3100 Motherboard Replacement: crwdns2935265:014crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Nikon D3100 Motherboard Replacement: crwdns2935265:014crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Gently pull out the side wall of the camera so that the motherboard comes out easier.

    • Do not pull too hard or you will risk breaking the plastic.

  15. Nikon D3100 Motherboard Replacement: crwdns2935265:015crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Be careful while lifting the motherboard because there is one more ribbon attached.

    • Gently lift the motherboard to separate it from the back of the camera.

    • Use a plastic spudger to detach the ribbon.

  16. Nikon D3100 Motherboard Replacement: crwdns2935265:016crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Replace the motherboard.

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

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