Telephone (GSM), function description - GF82.70-P-0003-02D

Function schematic for permanently installed telephone 

Fig 1: Identifying Telephone (GSM), Function Description (1 Of 2)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Function schematic for "cellular telephone" 

Fig 2: Identifying Telephone (GSM), Function Description (2 Of 2)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.