CL 550 4MATIC (216.386) V8-5.5L (273.961) (2009)
Amplifier: Description and Operation
GF82.62-P-3132LES Audio Tuner Control Unit, Component Description
GF82.62-P-3132LES Audio Tuner Control Unit, Component Description
- with CODE (810) Sound system
Component Identification
Location
The audio tuner control unit is located on the left of the trunk.
Task
The audio tuner control unit manages all audio sources integrated in the vehicle (e.g. radio tuner) and processes and amplifies their audio signals. The
audio tuner control unit also performs the following tasks:
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Reading in of signals
^
Processing signals
^
Actuation of components
Reading in of signals
Signals are read in via the following connections:
^
Direct line
^
Media Oriented System Transport (MOST)
Direct line
The following signals are read in via direct lines:
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MUTE
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Wake-Up
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Antenna signals from the rear window antenna amplifier module (A2/12)
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Audio signals from the sound amplifier microphone (B25/6) (up to 31.5.09)
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Audio signals from the DVD player (A40/4) (model 221 with code (864) Rear entertainment system)
MOST
The following signals are read in via MOST:
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Audio signals from the following control units:
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COMAND controller unit (A40/3)
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UPCI [UHI] (Universal Portable Cell Phone Interface) control unit (N123/1) (up to 31.5.09 with code (386) Preinstallation for telephone "Cell