Pin Assignment, Cell Phone Preparation MMI

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Information Electronics Control Module 1 -J794-

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GSM connection from Telephone Antenna -R65-
Connection block with four multi-pin connectors
MOST bus
CVBS input from TV Tuner -R78-
4-pin connector for the Front Information Display Control Head -J685-
Multi-pin connector, 4-pin to the External Audio Source Connection -R199- /Internet Access Control Module -J666- (from MY 2012)
Not Assigned
Not Assigned

NOTE:

Unlisted connector terminals are not assigned.

2 - Connection block with four multi-pin connectors

A - Multi-Pin Connector, 8-Pin

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Not Assigned
Power Supply to Multimedia System Control Head -E380-
Wake UP to Multimedia System Control Head -E380-
Not Assigned
Switch-on signal for the Cellular Telephone Amplifier -R86-
Res MU to Multimedia System Control Head -E380-
Ring-break Diagnostic Cable

B - Multi-Pin Connector, 12-Pin

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8 - Microphone IN (+) for the Microphone Unit in Front Roof Module -R164- (Left Front Microphone -R140-)

9 - Microphone IN (-) for the Microphone Unit in Front Roof Module -R164- (Left Front Microphone -R140-)

C - Multi-Pin Connector, 12-Pin

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

LF-In ground
Right LF-In
USB (+5V) not on the Internet Access Control Module -J666- (from MY 2012)
USB (ground)
Not Assigned
Detect not on the Internet Access Control Module -J666- (from MY 2012)
Left LF-In
LF-In ground shielding
CVBS cable (+)
CVBS cable (-)
iPod data
iPod data

Following pins are also still connected to the Internet Access Control Module -J666- (from MY 2012).

3 - USB (+5 V)

4 - USB (ground)

6 - Detect

D - Multi-Pin Connector, 8-Pin

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

10 - Data from Multimedia System Control Head -E380-

11 - Data to the Multimedia System Control Head -E380-

12 - Terminal 31

13 - DIAG signal from Telephone Baseplate -R126-

14 - Res BT from Multimedia System Control Head -E380-

15 - Terminal 30

16 - Ground to Multimedia System Control Head -E380-

3 - MOST bus

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Output
Input