Nice mod, adding Bluetooth to laptop with an extra USB port…TomTheGeek writes “This weekend I added internal bluetooth to my Dell CPx laptop. These laptops have a two port USB hub in them but only one is available on the outside. The other one is only used if you have a docking station. Since I don’t have a docking station I found the traces for the unused USB port and placed my USB bluetooth module internally. These are the connections I had to add to the main board in order to use the USB port…” Link.