AM/FM radio
- When the CMU receives the operation signal/detects the switch operation, it sends (1) the control signal to the remote tuner (RT).
- When the remote tuner (RT) receives the control signal, it switches (2) the tuner inside the remote tuner (RT) to radio mode and initiates reception of radio broadcasts.
- The remote tuner (RT) detects the radio broadcast selected by the user using the tuner in the remote tuner (RT) based on the electrical signal received (3) from the center roof antenna. The audio signal of the detected radio broadcast is sent (3) to the speakers. In addition, the frequency of the detected radio broadcast is sent to the CMU.
- The CMU converts the radio broadcast received from the remote tuner (RT) to a GMSL signal and sends (4) the GMSL signal to the center display.
- The speakers output (5) the audio based on the audio signal sent from the remote tuner (RT). In addition, the center display indicates (5) radio information based on the GMSL signal.