Introduction
Sony Xperia Z2 (D6502, D6503, and D6543) - How to replace the Logic Board (Main Board).
What you need
Video Overview
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Switch off the phone.
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If you can't switch it off, you can use the OFF button near to the SIM card Tray.
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Warm the Back Cover. You can use a hairdryer.
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Before installing the new cover, you must clean the phone from the old adhesive tape and install a new one (if your spare part has come without double sided adhesive tape).
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Disconnect the Battery Flex Cable and remove the two Philips screws.
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Li-Polymer Battery, 3.8V, 3200mAh
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Part number: LIS1543ERPC
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Disconnect one by one:
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Magnetic Charging Dock Flex Cable
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Volume / Power Button and Microphone Flex Cable
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Main Camera
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Audio Jack and Light Sensor Flex cable
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Coaxial Antenna Cable
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