BMW Head Unt High 3 Technical Training. Product Information page 55

Infotainment￿2018
6.￿Audio￿Systems
6.2.1.￿Function
The￿following￿graphic￿shows￿the￿system￿network￿with￿maximum￿equipment￿of￿the￿Receiver￿Audio
Module:
System￿network￿for￿Receiver￿Audio￿Module
Index
1
2
3
4
5
6
7
8
9
10
11
Depending￿on￿the￿engine,￿the￿Receiver￿Audio￿Module￿(RAM)￿replaces￿the￿Active￿Sound￿Design
control￿unit￿in￿the￿vehicles.￿The￿designed￿engine￿sound￿is￿then￿simulated￿by￿the￿RAM.
Explanation
AM/FM￿aerials
SDARS￿aerial
Microphone￿on￿driver's￿side￿(The￿microphone￿on￿the￿driver's￿side￿is￿connected
to￿the￿TCB2.￿From￿there￿the￿signal￿is￿transmitted￿to￿the￿RAM.)
Telematic￿Communication￿Box￿2￿(TCB2)￿(country-￿and￿equipment-dependent)
Microphone￿on￿passenger's￿side￿(country-￿or￿equipment-dependent)
Receiver￿Audio￿Module￿(RAM)
Audio￿loudspeakers
Booster
Audio￿loudspeakers￿(bass￿speakers)￿connected￿at￿the￿Booster￿(only￿with
Harman￿Kardon￿surround￿sound￿system),￿speaker￿for￿the￿outside￿sound
(engine-dependent)
Head￿unit
Central￿Information￿Display￿(CID)￿connected￿via￿APIX
49