Remove wires:

Start by removing the black wire on each side.

Next, remove the WiFi antenna wire from the motherboard.

Finally, remove the yellow, red, and black wires.

To put the wires back in their correct locations you will need a soldering iron to solder the wire back in place. You will do this once the motherboard is replaced. Here is a guide on how to solder How To Solder and Desolder Connections