There are two sections were wires are soldered onto the motherboard. There is also a third section were the motherboard and camera are soldered together. Please follow all safety precautions when desoldering.

In order to free the motherboard, detach the wires by desoldering.

Detach the soldering between the camera and motherboard by desoldering.

For instructions on desoldering see How To Solder and Desolder Connections