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Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement

Introduction

Nokia Lumia 720 - How to disassemble the device and change the Charging Dock and Microphone Module.


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Vidéo d'introduction

  1. Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, BATTERY COVER - PART 1: étape 1, image 1 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, BATTERY COVER - PART 1: étape 1, image 2 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, BATTERY COVER - PART 1: étape 1, image 3 de 3

    • 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. Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, BATTERY COVER - PART 2: étape 2, image 1 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, BATTERY COVER - PART 2: étape 2, image 2 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, BATTERY COVER - PART 2: étape 2, image 3 de 3

    • Be careful with the volume buttons.

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  3. Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, Loudspeaker & Antenna module: étape 3, image 1 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, Loudspeaker & Antenna module: étape 3, image 2 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, Loudspeaker & Antenna module: étape 3, image 3 de 3

    • Remove the 3x Torx T4 screws.

    • Buzzer / Loudspeacker

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  5. Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, BATTERY: étape 4, image 1 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, BATTERY: étape 4, image 2 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, BATTERY: étape 4, image 3 de 3

    • 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

    Modifier

  6. Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, COAXIAL ANTENNA CABLE: étape 5, image 1 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, COAXIAL ANTENNA CABLE: étape 5, image 2 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, COAXIAL ANTENNA CABLE: étape 5, image 3 de 3

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

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  7. Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, Logic Board: étape 6, image 1 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, Logic Board: étape 6, image 2 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, Logic Board: étape 6, image 3 de 3

    • 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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  8. Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement: étape 7, image 1 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement: étape 7, image 2 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement: étape 7, image 3 de 3

    • Disconnect the Display Assembly flex cable.

    • Disconnect the Charging Dock Board flex cable.

    • Remove the Main board.

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  9. Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, Charging Dock and Microphone Module: étape 8, image 1 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, Charging Dock and Microphone Module: étape 8, image 2 de 3 Nokia Lumia 720 Charging Dock / Micro USB and Microphone Module Replacement, Charging Dock and Microphone Module: étape 8, image 3 de 3

    • Use a hair dryer and warm the flex cable.

    • Careful unstuck the flex cable from the middle frame.

    • Micro USB connector

    • Microphone

    Modifier
Conclusion

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

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