RTI control module (to TMC (FM-MPX) antenna, brown connector)

Fig 1: Connector F, Carphone Antenna (Brown Connector), Single Hirose GT5

Courtesy of VOLVO CARS OF NORTH AMERICA.

Before taking any readings, see Connecting the breakout box and checking the ground terminals .

Control module terminal	Signal type	Ignition on	Other
H1 (A)	Antenna signal	Analog signal	-
H2 (B)	Screen ground	Ulow	-