The next few steps require desoldering and soldering connections. To learn how to solder, check out our soldering guide—if you've already soldered, you can still find some helpful tips and tricks in this guide!

Flip over the controller and motherboard.

Use a soldering iron to desolder the vibration motor wires from the motherboard:

Two red wires

Two black wires

During reassembly, remember to solder the wires back into the same position. The red wires belong closest to the edge and next to the Rs on the motherboard.