Coding DSP (Digital Sound Package)
The code is composed as follows:
X X X X x Interior equipment:
1: Right-hand drive
2: Leather trim
3: Right-hand drive and leather trim
4: Petrol engine
5: Right-hand drive and petrol engine
6: Leather trim and petrol engine
7: Right-hand drive, leather trim and petrol engine
8: Default (left-hand drive / fabric trim / diesel engine)
X X X x X Microphone equipment:
0 X : No microphone
2 X: Two microphones (voice control installed)
0 X X X X : Default
0 X X X: Default
0 X X: Default
Coding example: 00028
The DSP (Digital Sound Package) processes two microphones for voice control in a standard vehicle (left-hand drive / fabric trim / diesel engine).
Bang & Olufsen sound system, coding
The coding of the Bang & Olufsen sound system is stored in the digital sound package control unit -J525 (main amplifier).
The code is composed as follows:
0 0 x x X Interior equipment & trim
1 Right-hand drive
2 Leather trim
3 Right-hand drive and leather trim
4 Petrol engine
5 Right-hand drive and petrol engine
6 Leather trim and petrol engine
7 Right-hand drive, leather trim and petrol engine
8 Default (left-hand drive / cloth trim / diesel engine)
0 0 x X x microphones / analog input
1 1 microphone
2 2 microphones
3 - invalid -
4 1 microphone and analog input (AUX) *)
5 2 microphones and analog input (AUX) *)
*) The analog input (AUX) is used in conjunction with the following equipment:
J Navigation Japan (PR number: 7Q6)
J VDA interface (PR number: 9ZD)
0 0 X x x Variant
0 Audi A8
1 Audi A8 stretched version
Coding example: 00128
The Bang & Olufsen sound system is fitted in an Audi A8 stretched version specified as left-hand drive, with cloth trim and a diesel engine. Two microphones are connected to the Digital Sound Package control unit -J525, and the analog input (AUX) is not used.
Digital Sound Package-J525
To protect the optical connectors, the protective caps must be used as per the Workshop Manual for removing and installing.
Removal:
- Remove the left side boot trim.
- Remove the communication box.
- Slacken the bolts for the retainer plate -2-.
- Unplug the connectors.
- Detach the retainer plate -2- towards the right.
- Remove the bolts -3- from the rear of the retainer plate -2-.
- Detach the control unit -1- from the retainer plate -2-.
Installing:
- Installation is carried out in the reverse sequence.
Digital Sound Package control unit 2 -J787
32-pin main connector
1 - Battery + (terminal 30)
2 - Earth (terminal 31)
3 - Bass speaker front right (+)
4 - Bass speaker front right (-)
5 - Bass speaker front left (+)
6 - Control motor for treble speaker front left (-)
7 - Speedo wire front left
8 - Line in rear (+)
9 - Line in front right (+)
10 - Line in front right (-)
11 - Remote Wakeup (switch-on line from main amplifier)
12 - TXD (communication wire)
13 - RXD (communication wire)
14 - Earth balancing of the two amplifiers
15 - Subwoofer (+)
16 - Subwoofer (-)
17 - Bass speaker front left (-)
18 - Control motor for treble speaker front left (+)
19 - Speedo wire front right
20 - Line in rear (-)
21 - Control motor for treble speaker front right (+)
22 - Control motor for treble speaker front right (-)
23 - Line in front left (+)
24 - Line in front left (-)
25 - Line in rear right (+)
26 - Line in rear left (+)
27 - Line in rear left (-)
28 - Mid-range/bass speaker rear right (+)
29 - Mid-range/bass speaker rear right (-)
30 - Line in rear right (-)
31 - Mid-range/bass speaker rear left (+)
32 - Mid-range/bass speaker rear left (-)