Audi Workshop Service and Repair Manuals > A5 > Vehicle electrics | Communication | Infotainment | Internet access control unitJ666 (from model year 2012 onwards)

Connectors on internet access control unitJ666

Connectors on internet access control unit -J666-

Internet access control unit -J666-

1 -	Multi-pin connector, 20-pin (T20g)

2 -	Connection for internet access aerial -R266-

3 -	Multi-pin connector, 4-pin (T4o) to control unit 1 for information electronics -J794-

4 -	Multi-pin connector, 4-pin (T4n) to connection for external audio sources -R199- (interface)

Note

Contacts which are not listed are not used.

1 - Multi-pin connector, 20-pin (T20g)

1 -	USB (+5 V) from control unit 1 for information electronics -J794-

2 -	USB (earth) from control unit 1 for information electronics -J794-

3 -	USB (+5 V) to connection for external audio sources -R199- (interface)

6 -	Terminal 30

7 -	Terminal 31

16 -	Detect to connection for external audio sources -R199- (interface)

18 -	Detect from control unit 1 for information electronics -J794-

19 -	CAN bus High (instrument cluster)

20 -	CAN bus Low (instrument cluster)

3 - Multi-pin connector, 4-pin (T4o)

All pins are connected to the control unit 1 for information electronics -J794-.

1 -

D (+)

2 -	iPod detected

3 -

D (–)

4 -

Earth

4 - Multi-pin connector, 4-pin (T4n)

All pins are connected to the connection for external audio sources -R199- (interface).

1 -

D (+)

2 -	iPod detected

3 -

D (–)

4 -

Earth

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