Instructions
Press and hold the "Guide" button within 30 feet of the Xbox 360. If the console is off, it will automatically start up.
Push the "Connect" button on the front of the Xbox 360.
Tap the "Connect" button on the wireless controller quickly after pressing the console's "Connect" button. The wireless controller is installed on the Xbox 360 when the green lights on the controller's "Guide" button stop flashing.