First of all, please DO NOT attempt to open any power supply and tweak what's inside unless you know what you're doing and/or are a professional. With that said, this circuitry video will teach you how to crack open a wall transformer power supply

The AC adapter, for an electronic device, is used to convert the amount of electricity from a wall outlet to the device. When the power cable breaks or gets cut, you can either buy a new adapter or attempt to repair the existing one. Repairing the AC adap

Scan the room for an open spot down low on the wall, preferably near an electrical outlet. Use an electronic stud finder to determine the exact location of the stud closest to the outlet. You can either put your Ethernet jack on the opposite side of this