GL 550 (164.886) V8-5.5L (273.963) (2008)
Cellular Phone Microphone: Description and Operation
GF82.70-P-4119GZY Microphone Array Control Unit, Component Description
GF82.70-P-4119GZY Microphone Array Control Unit, Component Description
- with CODE (498) Japan version
Component Identification
Location
The microphone array control unit is installed on a bracket under the left rear seat (second seat row).
Task
The microphone array control unit converts the analog signals of the hands-free system microphone group (A67b1) into digital signals and sends them to
the MOST.
The control unit supplies the COMAND operating, display and controller unit (A40/3) with the corresponding microphone signals via the MOST bus.
These signals are used for telephone functions and voice control.