Microsoft Xbox Repair Manual page 81

Solder them together and wrap each individually with electrical tape
Repeat for each wire and tape the whole bundle together
Wrap the bundle in tinfoil and make sure to make contact with the tinfoil and remaining shielding
on both ends, the shielding helps cut down on interference.
Wrap the whole mess in electrical tape, use enough to make it as solid as possible so it does not
bend, this reduces the chances of having to open it back up again to re-repair.
Xbox Controller Cord Replacement AKA Opening an Xbox S-Type Controller
Begin with a controller with known physical damage to the cord. Or one you suspect has a bad
cord. (Like if you move it a certain way it works as soon as you move the cord in a certain way it
says controller disconnected etc)
Remove the screws holding the controller together (7) Detach the motors remove the circuit board
screws and memory card screws (6) remove the circuit board, and memory card socket.
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