CD-player mode, function

P82.60-4672-09

Diagram of Audio 20 with code (819) 6-disk CD changer

A1 Instrument cluster

A2 Radio

A2/6 CD changer

A2/18 Antenna amplifier

S110 Left multifunction steering wheel button group

S111 Right multifunction steering wheel button group

N73 EIS [EZS] control unit

N80 Steering column module

N93 Central gateway control unit

N123/1 Universal Portable CTEL Interface (UPCI [UHI]) control unit

Audio CDs can be played using the radio (A2) or for vehicles with code (819) 6-disk CD changer, using the CD changer (A2/6). The CD changer (A2/6), with code (819) 6-disk CD changer, contains an automatic retracting tray for 6 CDs. They are loaded centrally via an input slot. Each CD can be loaded and removed individually with the 6 selection buttons on the unit. The system is operated via the entry keyboard at the radio (A2).

 Only 12-cm CDs may be inserted into the CD changer (A2/6), with code (819) 6-disk CD changer.

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The control signals for the radio (A2) and the audio data for the CD changer (A2/6), with code (819) 6-disk CD changer, are sent via the Media Oriented System Transport (MOST). The radio (A2) is responsible for signal processing and signal amplification The CD changer (A2/6), with code (819) 6-disk CD changer, is activated in the "Audio/CD" menu on the radio (A2). After inserting an audio-CD into the automatic retracting tray of the CD-changer (A2/6), with code (819) 6-disk CD changer, the user can then access several functions.

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After inserting an audio-CD into the automatic retracting tray of the CD-changer (A2/6), with code (819) 6-disk CD changer, the user can then access the following functions:

 Selection of audio CD

 Select track

 "Search forwards" and "Search backwards"

 Current playback time of track or audio CD

 Programming function

The following functions are possible:

 Track skip

The music tracks are played for 8 seconds. Once the end of the audio-CD has been reached the CD changer (A2/6), with code (819) 6-disk CD changer, automatically changes to the last set mode.

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 Random function

All the tracks on an audio CD are played according to the random principle. Once all the tracks have been played once, the next audio CD is automatically loaded and the random function continues. The random function will remain active until it is deactivated.

 Repeat function

Alternatively one track or all tracks on the audio CD are repeated. All the tracks on all the audio CDs in the magazine can also be repeated.

 Settings

Normal track function

Repeat track

Repeat audio CD

Select a track sequence

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Assign a CD title to an audio CD

Each CD contains a permanently stored table of contents (TOC entry). As a result, the operating module clearly recognizes the particular CD, and is able to automatically name it after the user assigns the title (even if the CD is placed into another insertion slot in the CD magazine).

The table of contents (TOC) also contains information on the number of tracks on a CD and the total playing time.