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Connector Assignment, MMI Navigation Plus, 7T6

Information Electronics Control Module 1 -J794- 

Fig 1: Information Electronics Control Module 1 -J794- Connector End View
GWWA91-11861Courtesy of AUDI OF AMERICA, LLC
  1. GSM connection from Roof Antenna -R216-
  2. 4-Pin Connector -T4u- to the External Audio Source Connection -R199- /Internet Access Control Module -J666-
  3. 4-Pin Connector -T4al- to the Front Information Display Control Head -J685-
  4. Not Assigned
  5. Connection block with four multi-pin connectors
  6. MOST Bus
  7. 20-Pin Connector -T20k- to the Information Electronics Control Module 1 -J794-
  8. GPS connection from the Roof Antenna -R216-
NOTE:

Unlisted connector terminals are not assigned.

Connector No. 2, - 4-Pin Connector - T4u- 

GWWA91-12091Courtesy of AUDI OF AMERICA, LLC

All pins are connected with the External Audio Source Connection -R199- /Internet Access Control Module -J666-.

  1. D (+)
  2. iPod recognized
  3. D (-)
  4. Ground

Connector No. 3, - 4-Pin Connector - T4al- 

GWWA91-12091Courtesy of AUDI OF AMERICA, LLC

All pins are connected to the Front Information Display Control Head -J685-.

  1. LVDS (-)
  2. LIN
  3. LVDS (+)
  4. Ground

Connector No. 4, Not Assigned 

Not used, refer to Fig 1.

Connector No. 5, Connection Block with Four Multi-Pin Connectors 

Refer to Fig 1.

5/A - 8-Pin Connector - T8ah- 

GWWA91-11824Courtesy of AUDI OF AMERICA, LLC
  1. LF mute wire from preliminary setup for cell phone preparation/Control Module for Emergency Call Module and Communication Unit -J949-
  2. Power supply to the Information Electronics Control Module 1 -J794-, 20-Pin Connector -T20k-
  3. Wake Up to the Information Electronics Control Module 1 -J794-, 20-Pin Connector -T20k-
  4. Not Assigned
  5. Switch-on signal for the Cellular Telephone Amplifier -R86-
  6. Res MU to the Information Electronics Control Module 1 -J794-, 20-Pin Connector -T20k-
  7. Ring-break Diagnostic Cable

5/B, - 12-Pin Connector - T12x- 

GWWA91-11824Courtesy of AUDI OF AMERICA, LLC

20 - VICS data wire for the Chip Card Reader Control Module -J676-, only Japan

21 - CVBS cable (-) for the Rearview Camera System Control Module -J772-

22 - ETC data for the Chip Card Reader Control Module -J676-, only Japan

24 - Microphone input (+) from Telephone Microphone -R38- /Control Module for Emergency Call Module and Communication Unit -J949-

25 - Microphone input (-) from Telephone Microphone -R38- /Control Module for Emergency Call Module and Communication Unit -J949-

26 - VICS data wire to the Chip Card Reader Control Module -J676-, only Japan

27 - CVBS cable (+) for the Rearview Camera System Control Module -J772-

28 - ETC data to the Chip Card Reader Control Module -J676-, only Japan

5/C, - 12-Pin Connector - T12k- 

GWWA91-11824Courtesy of AUDI OF AMERICA, LLC

All pins are connected to the External Audio Source Connection -R199-.

29 - LF-In Ground

30 - Right LF-In

31 - USB, +5 V. not on the Internet Access Control Module -J666-, UE2

32 - USB, Ground

33 - iPod, ACC Power

34 - Detect, not on the Internet Access Control Module -J666-, UE2

35 -Left LF-In

36 - LF-In ground shielding

37 - CVBS cable (+)

38 - CVBS cable (-)

39 - iPod data

40 - iPod data

Following pins are also still connected with the Internet Access Control Module -J666-, UE2.

31 - USB, +5 V

32 - USB, Ground

34 - Detect

5/D, - 8-Pin Connector - T8ao- 

GWWA91-11824Courtesy of AUDI OF AMERICA, LLC

10 - Data from Information Electronics Control Module 1 -J794-, 20-Pin Connector -T20k-

11 - Data to Information Electronics Control Module 1 -J794-, 20-Pin Connector -T20k-

12 - Terminal 31

13 - DIAG signal from Telephone Baseplate -R126-

14 - Res BT from Information Electronics Control Module 1 -J794-, 20-Pin Connector -T20k-

15 - Terminal 30

16 - Ground to Information Electronics Control Module 1 -J794-, 20-Pin Connector -T20k-

Connector No. 6, MOST Bus 

GWWA91-11851Courtesy of AUDI OF AMERICA, LLC
  1. Output
  2. Input

Connector No. 7, - 20-Pin Connector - T20k- 

GWWA91-12112Courtesy of AUDI OF AMERICA, LLC

6 - Wake UP to the Information Electronics Control Module 1 -J794-

7 - Power supply from the Information Electronics Control Module 1 -J794-

8 - Ground to the Information Electronics Control Module 1 -J794-

13 - Res MU from the Information Electronics Control Module 1 -J794-

14 - Res MU to the Information Electronics Control Module 1 -J794-

15 - Information Electronics Control Module 1 -J794- data

16 - Data from Information Electronics Control Module 1 -J794-

Connector No. 8, GPS connection from the Roof Antenna - R216- 

Refer to Fig 1.

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