Follow each step carefully.
Press and hold the power button for 3 seconds, then slide to power off.
Follow the Display Adhesive Removal Guide to detach the display.
Gently lift all connectors attached to the logic board using a spudger.
Remove the screws securing the logic board in place.
Carefully lift the logic board out of the device.
Position the new logic board and secure it with screws.
Press down on each connector until they click into place.
Align the display and press down until it snaps into place.
Press and hold the power button for 3 seconds to turn on the device.