Introduction

This guide will instruct you in proper cellphone disassembly and removal of the faulty logic board for replacement.

  1. Wedge the opening tool in-between the back cover and the body of the phone in the opening denoted by the arrow.
    • Wedge the opening tool in-between the back cover and the body of the phone in the opening denoted by the arrow.

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  2. Once wedged in the opening, slide the opening tool around the side of the phone and remove the back cover, setting it aside.
    • Once wedged in the opening, slide the opening tool around the side of the phone and remove the back cover, setting it aside.

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    • Insert the opening tool between the battery and the battery holder and wedge the battery out.

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    • Open the plastic cover with your finger to expose the SD card.

    • Use the opening tool to grab the edge of the SD card and pull it straight out.

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    • Remove the six 6mm T4 screws with the T4 torque driver.

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    • Pop out the volume button with the plastic opening tool.

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    • Wedge the plastic opening tool in-between the plastic layer and the front cover.

    • Do not completely separate the two pieces to avoid damaging the ribbon cable inside.

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    • Carefully separate the bottom piece from the top plastic piece.

    • Disconnect the ribbon cable connecting the display to the logic board by firmly pulling the cable straight outward.

    • The screen can now be removed.

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    • Separate the logic board and the display cover from the back cover and orient the logic board so the camera faces toward you.

    • Disconnect the back cover by wedging the plastic opening tool in between the motherboard and the connector and prying outward.

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    • Flip the logic board and display cover over so the camera faces away from you.

    • Bend the two halves of the device away from you to pry the final ribbon connector off the logic board.

      • The ribbon connector is bonded to the logic board with adhesive, simply pull it to break the glue bond.

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Conclusion

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

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