System Overview: Signals

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

Input signals	Output signals
Directly connected:	Directly connected: (Power supply unless otherwise stated)
-	Display screen (16/46) color and synchronizing signals.
Via MOST communication: (ring network)	Via MOST communication: (ring network)
Infotainment control module (ICM) (16/1) main control module Audio module (AUD) (16/105) Phone module (PHM) (16/60) Global positioning system module (GPS) (16/139) Traffic message channel module (TMC) (16/49).	Infotainment control module (ICM) (16/1) main control module Audio module (AUD) (16/105) Phone module (PHM) (16/60) Global positioning system module (GPS) (16/139).

Fig 1: Identifying Multimedia Module (MMM) & Components

Courtesy of VOLVO CARS CORPORATION