USB audio/USB video
- When the CMU receives the operation signal/detects the switch operation, it sends (1) the control signal to the remote tuner (RT).
- The USB port/SD card slot hub sends (2) the digital data (audio signal/music information such as album name or artist name) of the USB device/iPod connected to the USB port to the CMU.
- The CMU transmits (3) the received audio signal to the remote tuner (RT), converts music information to a GMSL signal, and sends (3) it to the center display.
- The center display indicates (4) the music information based on the GMSL signal received from the CMU. In addition, the remote tuner (RT) sends (4) the received audio signal to the speakers and the speakers output (4) the audio based on the received audio signal.