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Electrical function diagram for Digital Audio Broadcasting, function - PE82.60-P-2057-97DAM

MODEL 212 as of 3/2/15 as of model year 2016 with CODE 537 (Digital radio) 

Code: Designation: Position:
1 Switch-on request, signal 18J
1 Switch-on request, signal 10C
10 DAB, communication 11G
10 DAB, communication 17E
10 DAB, communication 18H
2 Multifunction steering wheel button group, signal 3E
2 Multifunction steering wheel button group, signal 7J
2 Multifunction steering wheel button group, signal 9G
2 Multifunction steering wheel button group, signal 3C
2 Multifunction steering wheel button group, signal 3J
3 Speaker, actuation 17D
4 Audio/COMAND controller, request 8D
5 Audio/COMAND display, message 11C
7 DAB band III, signal 19K
7 DAB band III, signal 21K
7 DAB band III, signal 21J
7 DAB band III, signal 21H
7 DAB band III, signal 23H
8 Audio, signal 17E
9 Voice input, signal 6D
A1 Instrument cluster 9J
A2 Radio 8E
A2/119 Left rear side window antenna 21F
A2/19 FM 2 and DAB antenna amplifier 18K
A2/32 Rear window antenna 22L
A2/32 Rear window antenna 22F
A40/3 COMAND control unit 13E
A40/8 Audio/COMAND display 10A
A40/9 Audio/COMAND control panel 7A
A67b1 Hands-free system microphone 5A
A90/4 Tuner unit 19H
A94/2 TV 2 antenna amplifier 22J
CAN A Telematics CAN 7C
CAN A Telematics CAN 10D
CAN B Interior CAN 9H
CAN E1 Chassis CAN 1 3H
CAN E2 Chassis CAN 2 5K
Code 505 Radio 20 NTG5, non-navigation-capable 6E
Code 522 Audio 20 radio 6E
Code 531 COMAND APS 3A
Code 531 COMAND APS 11E
Code 810 Sound system 17B
Code 811 Extended sound system 17B
LIN E1 Steering LIN 3D
LVDS Low voltage differential signal 12D
MOST Media Oriented System Transport 15J
MOST Media Oriented System Transport 18F
N10/1 Front SAM control unit with fuse and relay module 3J
N135 Steering wheel electronics 3C
N40/3 Sound system amplifier control unit 18B
N80 Steering column module control unit 3E
S110 Left multifunction steering wheel button group 1A
S111 Right multifunction steering wheel button group 2A
U57 Valid for model 212.2 21F
U58 Valid for model 212.0/1 22F
Fig 1: Digital Audio Broadcasting Electrical Function Diagram (1 Of 2)
G10055145Courtesy of MERCEDES-BENZ USA
Fig 2: Digital Audio Broadcasting Electrical Function Diagram (2 Of 2)
G10055146Courtesy of MERCEDES-BENZ USA