Microphone Circuit [11/2017 - 11/2019]: Description
- The radio receiver assembly and telephone microphone assembly are connected to each other using the microphone connection detection signal lines.
- Using this circuit, the DCM (telematics transceiver)* sends power to the telephone microphone assembly, and the telephone microphone assembly sends microphone signals to the radio receiver assembly and navigation ECU via the DCM (telematics transceiver)*.
- *: w/ Manual (SOS) Switch