Embodiments of the present disclosure relate to a method, system, and computer-readable medium for locating a sensor of a gaming console relative to a position of a display device in a gaming system includes displaying an image on the display device, estimating the first position and first orientation of the display device relative to the portable device, once the sensor on the portable device has found the image on the display device, instructing the user to move the portable device to a new position, estimating the second position and second orientation of the display device relative to the portable device, once the sensor on the portable device has found the image on the display device, determining the size of the display device using information gathered during the estimating of the first position and orientation and the estimating of the second position and orientation, and determining the orientation of the display device relative to a sensor of a gaming console using the two findings sent to the gaming console.