Electrical function schematic for SDAR function - PE82.60-P-2060-97FAB

MODEL 204.0 as of model year 2012 with CODE 536 (SIRIUS satellite radio)

MODEL 204.3 with CODE 536 (SIRIUS satellite radio)

MODEL 204.9 as of model year 2013 with CODE 536 (SIRIUS satellite radio)

Code:	Designation:	Position:
1	Multifunction steering wheel button group, signal	9H
1	Multifunction steering wheel button group, signal	7K
1	Multifunction steering wheel button group, signal	3J
1	Multifunction steering wheel button group, signal	3F
2	Switch-on request, signal	11C
2	Switch-on request, signal	16D
2	Switch-on request, signal	17K
3	Audio/COMAND controller, request	9E
4	Voice input, signal	13G
5	Audio/COMAND display, signal	12C
6	SDAR, communication	10H
6	SDAR, communication	16K
8	RTTD signal	20K
9	SDAR antenna, signal	20K
10	Audio, signal	16E
A1	Instrument cluster	8K
A2	Radio	8F
A28/11	Multifunction antenna	22J
A40/3	COMAND control unit	11F
A40/8	Audio/COMAND display	11B
A40/9	Audio/COMAND control panel	8B
A67b1	Hands-free system microphone	14H
CAN A	Telematics CAN	10D
CAN A	Telematics CAN	9D
CAN B	Interior CAN	8J
CAN E	Chassis CAN	5K
Code 510	Audio 20 with CD changer	7F
Code 512	COMAND APS with DVD changer	10F
Code 512	COMAND APS with DVD changer	14G
Code 523	Audio 20 radio	7F
Code 810	Sound system	15B
LIN E1	Steering LIN	3H
LVDS	Low voltage differential signal	12D
MOST	Media Oriented System Transport	13K
MOST	Media Oriented System Transport	16G
N135	Steering wheel electronics	3G
N40/3	Sound system amplifier control unit	16B
N80	Steering column module control unit	3J
N87/5	Satellite digital audio radio (SDAR) control unit	18J
S110	Left multifunction steering wheel button group	2D
S111	Right multifunction steering wheel button group	4D

Fig 1: SDAR Function - Electrical Function Schematic (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: SDAR Function - Electrical Function Schematic (2 Of 2)

Courtesy of MERCEDES-BENZ USA