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CD changer R41 > < "symphony”

A4 Mk2

Radio “chorus” / “concert” / “symphony” (radio generation II+) from week 45/06
   
Radio “chorus” / “concert” / “symphony” (radio generation II+) from week 45/06
1 - Connection block with four multi-pin connectors and one fuse for unit
2 - Connection HF1 (white) from aerial amplifier -R24-/left aerial module -R108-
3 - Connection HF2 (white) from aerial amplifier -R24-/left aerial module -R108-

  Note
Contacts which are not listed are not used.
   
A - Multi-pin connector, 8-pin, black (T8)
2 - Loudspeaker (+) (front right) (not with BOSE)
3 - Loudspeaker (+) (front left) (not with BOSE)
6 - Loudspeaker (–) (front right) (not with BOSE)
7 - Loudspeaker (–) (front left) (not with BOSE)
  A91-0947
B - Multi-pin connector, 12-pin, blue (T12f)
1 - NF-In, left-side (low frequency) (not used)
2 - CD earth to CD changer -R41-
3 - NF-In, earth (low frequency) (not used)
4 - Permanent live to CD changer -R41-
5 - BOSE coding to earth (only with BOSE)
6 - CD data output to CD changer -R41-
7 - NF-In, right-side (low frequency) (not used)
8 - Signal (left-side) from CD changer -R41-
9 - Signal (right-side) from CD changer -R41-
10 - Switched positive to CD changer -R41-
11 - CD data input from CD changer -R41-
12 - CD-CLK from CD changer -R41-
  A91-0947
C - Multi-pin connector, 12-pin, green (T12)
1 - Speed signal (not used)
3 - Signal (front left) to amplifier -R12- (only with BOSE)
5 - Signal (rear left) to amplifier with bass loudspeaker -R44- in luggage compartment (left-side) / amplifier -R12-
6 - NF– (low frequency) from telephone transmitter and receiver unit -R36- / pre-fitted components for mobile phone installation
7 - K-diagnosis (not used)
8 - Signal earth to amplifier with bass loudspeaker -R44- in luggage compartment (left-side) / amplifier -R12-
9 - Signal (front right) to amplifier -R12- (only with BOSE)
10 - AudioPilot on/off (not used)
11 - Signal (rear right) to amplifier with bass loudspeaker -R44- in luggage compartment (left-side) / amplifier -R12-
12 - NF + (low frequency) from telephone transmitter and receiver unit -R36- / pre-fitted components for mobile phone installation
  A91-0947
D - Multi-pin connector, 8-pin, black (T8)
9 - CAN Bus High (Infotainment)
10 - CAN Bus Low (Infotainment)
11 - NF mute (low frequency) from pre-fitted components for mobile phone installation
12 - Terminal 31
13 - Switched positive to amplifier with bass loudspeaker -R44- in luggage compartment (left-side) / amplifier -R12-
14 - Anti-theft alarm earth (not used)
15 - Terminal 30
16 - Permanent live connected to PIN 15 (anti-theft alarm)
  A91-0947

CD changer R41 > < "symphony”