Introduction

Nokia Lumia 720 - How to disassemble the phone and remove the Logic Board.


Video Overview

  1. Remove the SIM card tray and the memory card try.
    • Remove the SIM card tray and the memory card try.

    • Use a screwdriver Torx T2 and remove the screw under the SIM card tray.

    • Use plastic tools and start the separating the back cover from the top side.

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  2. Be careful with the volume buttons.
    • Be careful with the volume buttons.

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    • Remove the 3x Torx T4 screws.

    • Buzzer / Loudspeacker

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    • Disconnect the battery flex cable.

    • Unstick the metal foil from the logic board.

    • Use a plastic tool with a thin tip and unstuck the battery from the middle frame.

    • Battery - BP-4GWA, 2000mAh, 3.7V, 7.4Vh

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    • Disconnect the Antenna cable from the Logic board and from the Charging Dock board and remove it.

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    • Disconnect the Volume, Power and camera buttons flex cable.

    • Remove the 4x Torx T4 screws.

    • Slightly lift the board

    • Slowly and gently unstuck the light sensor from the middle frame.

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    • Disconnect the Display Assembly flex cable.

    • Disconnect the Charging Dock Board flex cable.

    • Remove the Main board.

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Conclusion

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

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