BMW LCI 3 2015 Series Operating Manual page 31

3￿Series LCI
5.￿Information￿and￿Communication
Front￿view
The￿following￿graphic￿shows￿the￿front￿view￿of￿the￿TCB2,￿including￿the￿pin￿assignment:
TCB2￿Front￿view
Index
1
2
Rear￿view
The￿following￿graphic￿shows￿the￿rear￿view￿of￿the￿TCB2,￿including￿the￿pin￿assignment:
F30￿LCI￿TCB2￿rear￿view
26
Explanation
Emergency￿call￿LED;￿emergency￿call￿button;￿crash￿signal
Emergency￿loudspeaker;￿voltage￿supply