Introdução

This guide will show how to replace the daughterboard on a Nokia Lumia 930 smartphone.

Pull the sim card holder and the sim card out of the top of the phone using your fingernail.
  • Pull the sim card holder and the sim card out of the top of the phone using your fingernail.

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Place the tweezers in the sim card hole and upwards until the back panel pops out.
  • Place the tweezers in the sim card hole and upwards until the back panel pops out.

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  • Wedge a plastic opening tool into the opening made in the previous step. Slide it along the edges to completely remove the back panel from the phone’s frame.

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  • Remove the single 4mm Torx #4 screw that's securing the battery strap to the phone.

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  • Use the tweezers to remove the battery connector strap.

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  • Remove the ten 4mm Torx #4 screws that secure the battery cover to the frame of the phone.

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  • Use the flat end of the spudger to pry the battery cover apart from the phone frame.

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  • Pull up on the heat spreader, being careful not to tear it.

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  • Use the flat end of the spudger to lift up the battery.

  • The batter is glued in place so pry carefully to not damage it.

  • Two flex cables are directly underneath the battery.

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  • Pull up to remove the battery from the phone.

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  • Use the flat end of a spudger to disconnect the camera connectors.

  • Pull the camera up and out to remove it from the phone.

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  • Use the flat end of a spudger to disconnect the six ribbon cables from the motherboard.

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  • Take the flat end of a spudger to pry up the orange flex found under the battery.

  • Remove the orange flex cable from the phone.

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  • Do the same as mentioned previously but for the the black Jumper flex that is also found under the batter.

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  • Use the flat end of a spudger to disconnect the antenna cable from the motherboard.

  • Remove the antenna cable.

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  • Grab the LTE adhesive that is under the LTE flex and pull it outwards towards the bottom end of the phone.

    • Apply new adhesive when reassembling the phone.

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  • Use a spudger to pry up the bottom end of the motherboard so you can pull it out.

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  • Use the pointed end of the spudger to pry up the daughterboard.

  • Use tweezers to lift the engine board out of the phone frame.

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Conclusão

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

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