SL 550 (230.471) V8-5.5L (273.965) (2008)
The input factors are read in via the following connections:
^
Direct line
^
Controller Area Network (bus/CAN bus)
^
Media Oriented System Transport (MOST)
Direct line
The COMAND controller unit has the following direct connections:
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Circuit 30
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Circuit 31
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Wake-up for MOST (bidirectional)
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Bluetooth antenna (A2/91)
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Left antenna amplifier module (A2/64) (AM/FM1/VICS)
-
Right antenna amplifier module (A2/65) (FM2)
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Electronic Toll Collection control unit (ETC) (A50/3) (Dealer Option)
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VICS antenna (A2/96) (Dealer Option)
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GPS antenna (A2/23)
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TV input (digital), with code (865) TV tuner
-
Hands-free microphone system (B25) (2 microphones for hands-free telephone and voice control)
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Communication control unit (N123/6)
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AUX-Audio input (access in glove compartment), except code (518) Media interface
Controller Area Network (bus/CAN bus)
-
The COMAND controller unit is a subscriber on the interior CAN
MOST
Control and audio signals from the following control units:
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Amplifier for sound system (N40/3), with code (810) Sound system
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Media interface control unit (N125/1), with code (518) Media interface
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TV digital tuner (A90/3), with code (865) TV tuner
Evaluation of input factors
The input values are processed in the COMAND controller unit.
Actuates output media
The following direct output signals are possible:
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Audio OUT (speakers), except code (810) Sound system
-
Switching voltage for communications control unit (12 V)
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Switching voltage for Electronic Toll Collection control unit (ETC) (12 V) (dealer option)
-
Switching voltage for VICS antenna (5 V) (dealer option)