Nokia Lumia 720 Logic Board Replacement

ID: 48989

Description: Nokia Lumia 720 - How to disassemble the phone...

Steps:

1. Remove the SIM card tray and the memory card try.
2. Use a screwdriver Torx T2 and remove the screw under the SIM card tray.
3. Use plastic tools and start the separating the back cover from the top side.

4. Be careful with the volume buttons.

5. Remove the 3x Torx T4 screws.
6. Buzzer / Loudspeacker

7. Disconnect the battery flex cable.
8. Unstick the metal foil from the logic board.
9. Use a plastic tool with a thin tip and unstuck the battery from the middle frame.
10. Battery - BP-4GWA, 2000mAh, 3.7V, 7.4Vh

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

12. Disconnect the Volume, Power and camera buttons flex cable.
13. Remove the 4x Torx T4 screws.
14. Slightly lift the board
15. Slowly and gently unstuck the light sensor from the middle frame.

16. Disconnect the Display Assembly flex cable.
17. Disconnect the Charging Dock Board flex cable.
18. Remove the Main board.