Discharge the battery below 25% and avoid damaging it during repair, as this reduces fire risk.
Failing to replace adhesive seals when reassembling may compromise water protection.
Before proceeding, check troubleshooting pages to confirm a new motherboard is needed.
Completely power off your phone and remove the SIM card holder.
Secure a suction handle to an edge of the back cover, as close to the edge as possible.
It may take several attempts, so be prepared. If you have trouble creating a gap, apply more heat, following the iOpener instructions carefully to avoid overheating.
Insert a second opening pick at the bottom edge of the phone.
Reheat the iOpener for 1-2 minutes if the adhesive is hard to cut.
Remove the back glass.
Remove the motherboard cover using a Phillips #000 screwdriver.
Position tweezers at the right edge of the motherboard cover.
Disconnect the interconnect cable using a pair of tweezers.
Remove the motherboard's security screw using a Phillips #000 screwdriver.
Disconnect the red and white antennas using a pair of tweezers.
Be careful not to damage any components.
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