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Electrical Function Schematic For Cellular Phone - PE82.70-P-2051-97FBA

Model 205 up to model year 2019 

Model 253 (except 253.99) up to model year 2020 

Code: Designation: Position:
1 Telephone, signal 12B
1 Telephone, signal 16E
1 Telephone, signal 6B
1 Telephone, signal 6C
1 Telephone, signal 7C
1 Telephone, signal 7A
1 Telephone, signal 2G
1 Telephone, signal 2H
1 Telephone, signal 3F
1 Telephone, signal 5F
1 Telephone, signal 3B
1 Telephone, signal 4B
1 Telephone, signal 2C
1 Telephone, signal 2E
1 Telephone, signal 6G
1 Telephone, signal 7G
1 Telephone, signal 10K
1 Telephone, signal 10H
1 Telephone, signal 13H
1 Telephone, signal 13K
10 Sound system amplifier, actuation 17J
11 Address data, signal 16G
11 Address data, signal 17H
12 Mute function, signal 18J
2 Internet, signal 13B
2 Internet, signal 16E
2 Internet, signal 6B
2 Internet, signal 6C
2 Internet, signal 7D
2 Internet, signal 7B
2 Internet, signal 2G
2 Internet, signal 2H
2 Internet, signal 3F
2 Internet, signal 5F
2 Internet, signal 3C
2 Internet, signal 4C
2 Internet, signal 2C
2 Internet, signal 2E
2 Internet, signal 7G
2 Internet, signal 8G
2 Internet, signal 10J
2 Internet, signal 10L
2 Internet, signal 13L
2 Internet, signal 13J
3 Multifunction steering wheel button group, signal 19E
3 Multifunction steering wheel button group, signal 25D
3 Multifunction steering wheel button group, signal 31D
3 Multifunction steering wheel button group, signal 38H
3 Multifunction steering wheel button group, signal 38E
4 Operation, signal 19G
4 Operation, signal 18E
4 Operation, signal 26J
5 Voice input, signal 16F
6 Switch-on request, signal 9F
6 Switch-on request, signal 3J
6 Switch-on request, signal 21J
7 Bluetooth®, signal 9B
8 Low voltage differential signal video signal data transfer, signal 22J
9 Instrument cluster, message 22D
A1 Instrument cluster 24C
A105 Touchpad 18B
A2/102 Left telephone antenna 8A
A2/103 Right telephone antenna 8C
A2/109 Telephone antenna splitter 5B
A2/155 Telephone and stationary heater antenna changeover switch 2B
A2/91 Bluetooth® antenna IIB
A26/17 Head unit 17E
A28/15 Cellular telephone system antenna amplifier/compensator 2F
A34/1 Telephone module with Bluetooth® (SAP profile) 7F
A34/15 Mobile phone holder 2J
A34/17 Universal smartphone cradle 2K
A40/8 Audio/COMAND® display 21K
A40/9 Audio/COMAND® control panel 24J
A40/9s11 Audio/COMAND® controller 24J
A40/9s2 "Back" button 24J
A67b1 Hands-free system microphone 11D
A90/5 Multimedia connection unit 11H
CAN A Telematics CAN 20H
CAN A Telematics CAN 21F
CAN A Telematics CAN 17D
CAN HMI User interface CAN 20D
CAN HMI User interface CAN 27D
Code 379 Telephone module with Bluetooth® (SAP profile) 6E
Code 386 Comfort telephony 1A
Code 448 Touchpad 16B
Code 494 USA version 16B
Code 498 Japan version 16B
Code 522 Audio 20 radio 16A
Code 531 COMAND® APS 16A
Code 810 Sound system 16K
Flex E Chassis FlexRay 32D
Flex E Chassis FlexRay 35D
LIN A3 LCP LIN 28K
LIN A3 LCP LIN 28J
LIN E1 Steering LIN 39F
LVDS Low voltage differential signal 20G
MOST Media Oriented System Transport 17H
N135 Steering wheel electronics 39H
N40/3 Sound system amplifier control unit 17K
N72/1 Upper control panel control unit 29F
N72/4 Left lower control panel 33H
N72/4s7 Volume control button 32H
N72/4s8 "ON" button 32J
N72/5 Right lower control panel 36H
N72/5s1 Volume adjustment button 36H
N72/5s2 "ON" button 36J
N73 Electronic ignition switch control unit 29C
N80 Steering column module control unit 39C
S110 Left multifunction steering wheel button group 38J
S111 Right multifunction steering wheel button group 39J
U24 Valid for manual transmission 32G
U25 Valid for automatic transmission 35G
X115 USB electrical connectors 11K
X115x1 USB electrical connector 1 12L
X115x2 USB electrical connector 2 12L
X237/1 Mobile phone contact plate 7F
X237/1 Mobile phone contact plate 2K
G14188627Courtesy of MERCEDES-BENZ USA
G14188628Courtesy of MERCEDES-BENZ USA
G14188629Courtesy of MERCEDES-BENZ USA