System Overview: Signals

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The table below summarizes the input signals to and output signals from the Subwoofer module (SUB). The signal types are divided into directly connected signals and MOST communication. The illustration below (Fig 1) displays the same information with the Volvo component designations.

Input signals	Output signals
Directly connected:	Directly connected: (Power supply unless otherwise stated)
-	2 x 9 inch subwoofers
Via MOST communication:	Via MOST communication:
Infotainment control module (ICM) (3/281), main control module Audio module (AUD) (16/105)	Infotainment control module (ICM) (3/281), main control module

Fig 1: Subwoofer Module Communication

Courtesy of VOLVO CARS CORPORATION