Instructions
Original Xbox
Remove any discs in your Xbox console.
Turn on the system.
Wait for the dashboard to load and navigate through menus to change your desired settings.
Xbox 360
Turn on your Xbox 360 to access the dashboard and start an activity such as a game or video.
Press the silver "Xbox Guide" button in the center of the Xbox 360 controller.
Press the "Y" button on the controller or select "Xbox Dashboard" from the menu.