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Overview - Telephone, Through 10 / 27 / 2008

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The Telephone System Consists Of The Cell Phone Pre-Installation.

The Telephone Transceiver -R36- is integrated in the MMI infotainment system via the CAN / MOST Bus. It also has a Bluetooth Antenna -R152-.

The Telephone Baseplate -R126- is installed in the center console. The operation is performed via the Multimedia System Control Head -E380- (MOST), the Radio -- (CAN) or via the Cellular Telephone -R54-.

The microphones for the Microphone Unit In Front Roof Module -R164- are integrated in the Front Interior Lamp -W1-. One microphone is connected (Telephone Microphone -R38-) with the Telephone Transceiver -R36-.

Fig 1: Hands-Free Mobile Telephone System - MMI, Layout
GWWA91-10291Courtesy of AUDI OF AMERICA, LLC
  1. Telephone Baseplate - R126- with Cellular Telephone -R54-
  2. Front Information Display Control Head -J685- in center of the instrument panel
  3. Front Information Display Control Head Control Module -J523-, behind the instrument panel
  4. Multimedia System Control Head -E380- in the center console
  5. Data Bus On Board Diagnostic Interface -J533- Behind the Glove Compartment On the Left Side
  6. Instrument Cluster Control Module -J285- in the instrument panel
  7. Steering Column Electronics Control Module -J527- on steering column at steering column switch
  8. Multifunction Steering Wheel
  9. Microphone Unit in Front Roof Module - R164- in the Front Interior Lamp -W1-
  10. Digital Sound System Control Module -J525- behind the luggage compartment left side trim
  11. Sound Systems
  12. Telephone Transceiver -R36- under the front passenger seat
  13. Microphone Unit in Front Roof Module -R164- (Telephone Microphone -R38-) in the Front Interior Lamp -W1-
  14. Bluetooth Antenna -R152- at Telephone Transceiver -R36-
  15. Radio / Telephone / Navigation System Antenna -R52-, Roof Antenna

Fault finding is performed via "Guided Fault Finding  " on the Vehicle Diagnostic Tester.

Notes on Bluetooth technology

A standardized radio connection system is used to transmit data between Telephone Transceiver -R36- and Telephone Handset -R37- / Cellular Telephone -R54- - Bluetooth technology.

An additional transmitter / receiver unit is installed in the Telephone Transceiver -R36-. A separate Bluetooth Antenna -R152- connects the Telephone Transceiver -R36- and Telephone Baseplate -R126- / Cellular Telephone -R54- so that the Telephone Handset -R37- / Cellular Telephone -R54- can be operated wearilessly.

The Range Of The Radio Connection Is Approximately 10 m.

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