RDS (radio data system)
WARNING: This page is about a different car, the 2024 Mazda CX-90. However, it is still accessible from the selected car via links, so may be relevant.
- When the connectivity master unit (CMU) receives the operation signal/detects the switch operation, it sends the control signal to the remote tuner (RT).
- When the remote tuner (RT) receives the control signal, it starts RDS reception.
- The AM/FM antenna amplifier sends the received RDS information (electrical signal) to the remote tuner (RT).
- The remote tuner (RT) sends text information to the connectivity master unit (CMU) based on the received RDS information. In addition, it sends the audio signal to the speakers.
- The connectivity master unit (CMU) converts the received text information to a GMSL signal and sends it to the center display.
- The center display indicates the RDS information based on the received GMSL signal. In addition, the speakers output the audio based on the received audio signal.