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Home >> Mercedes Benz >> 2007 >> S550 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical - OEM Wiring Diagrams -- S-Class (221) >> Wiring Schematics >> Electrical function schematic for two-way radio hands-free system - PE82.25-P-2062-97SAA

Electrical function schematic for two-way radio hands-free system - PE82.25-P-2062-97SAA

Code: Designation: Position:
1 Circuit 15, status 11D
2 Two-way radio connection request 9E
2 Two-way radio connection request 4G
3 Two-way radio connection signal 10J
4 Mute, signal 14D
4 Mute, signal 18B
4 Mute, signal 20E
5 Transmit/receive signal 11K
5 Transmit/receive signal 13K
6 Voice output, signal 15G
6 Voice output, signal 13G
7 Voice input, signal 9K
8 Instrument cluster, message 14D
8 Instrument cluster, message 18B
A1 Instrument cluster 20B
A2/49 Telephone and GPS roof antenna 14K
A40/3 COMAND control unit 20G
A40/9 Front central operating unit 3H
A40/9s10 Freely programmable button 2J
A49 Two-way radio 10K
A49/5 Radio data transmission two-way radio 10K
A8/1 Transmitter key 7C
B25/1 Microphone 7J
CAN B Interior CAN 12F
CAN B Interior CAN 7F
CAN B Interior CAN 9C
CAN F Central CAN 16C
CAN F Central CAN 20D
Code 526 COMAND with single DVD drive (without navigation) 19F
Code 527 COMAND APS (with navigation) 19F
H6 Taxi two-way radio speaker 14G
N26/9 Special vehicle multifunction control unit (SVMCU [MSS]) 10E
N72/1 Upper control panel control unit 3E
N73 EIS [EZS] control unit 7B
N93 Central gateway control unit 14B
Fig 1: Two-Way Radio Hands-Free System Electrical Function Schematic (1 Of 2)
G07602435Courtesy of MERCEDES-BENZ USA
Fig 2: Two-Way Radio Hands-Free System Electrical Function Schematic (2 Of 2)
G07602436Courtesy of MERCEDES-BENZ USA