Mobile phone system, block diagram - GF82.70-P-0007-02LA

Vehicles up to 31.5.09 with code (386) Preinstallation for telephone "Cell phone", UPCI [UHI] system 

Fig 1: Identifying Mobile Phone System Block Diagram

Courtesy of MERCEDES-BENZ USA

Vehicles up to 31.5.09 with code (389) Mobile phone preinstallation with universal interface, USA/Canada 

Fig 2: Identifying Mobile Phone System Block Diagram

Courtesy of MERCEDES-BENZ USA

Vehicles as of 1.6.09 

Fig 3: Identifying Mobile Phone System Block Diagram

Courtesy of MERCEDES-BENZ USA