Disconnect the headphone jack flex cable with the flat end of a spudger.

Use an opening pick to pry out the motherboard until you can get a good grip.

Both camera are still attached to the motherboard. Don't damage them while you remove it.

Remove the motherboard.

If you want to replace your motherboard you need to disconnect both cameras and transfer them to your spare part.

On the back of the motherboard there are thermal pads (pink rubber-like gobs) for heat dissipation. If these thermal pads broke or are too dried out you might need to apply new thermal pads on the new display assembly or the motherboard.