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Home >> Volvo >> 2004 >> S40 Base, 2.4 38, Automatic >> Repair and Diagnosis >> Electrical >> Charging Systems >> Miscellaneous Electrical Components - Design And Function (544 Body) >> Integrated Audio Module (IAM) (2005-2011) >> Design (2009-2011) >> Microphone

Design (2009-2011): Microphone

Fig 1: Identifying Microphone
GLL117603Courtesy of VOLVO CARS OF NORTH AMERICA.

The microphone is directly connected to the Integrated Audio Module (IAM) for Performance, on other models it is connected to the Audio module (AUD). The microphone sends analog signals to the control module.

Telephone calls can be connected via the handsfree. The microphone and speaker are used for calls via the handsfree.

The microphone is phantom fed via the Integrated Audio Module (IAM).