Overview - TV System, Japan, Through My 2014

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The TV system is part of the MMI Infotainment system.

TV Tuner -R78- is connected via the MOST-Bus to the other components of the Infotainment system. Operation is performed via the Multimedia System Control Head -E380-.

A "hybrid" tuner is installed for receiving analog and digital TV channels. From MY 2012, a digital TV Tuner -R78- QU7 is still only for digital reception.

A TV Card Reader -R204- is connected to the TV Tuner -R78- to receive pay TV stations. The TV Card Reader -R204- has been discontinued starting with the TV Tuner -R78-. The digital TV Tuner -R78- has a SIM card slot instead.

A DVD Changer -R161- 6G0 is inside the glove compartment.

Courtesy of AUDI OF AMERICA, LLC

Front Information Display Control Head -J685-, display in center of the instrument panel
Multimedia System Control Head -E380- in the Center Console
Information Electronics Control Module 1 -J794- inside the instrument panel
MOST Bus
Data Bus On Board Diagnostic Interface -J533- under the Rear Bench Seat
Digital Sound System Control Module -J525- in luggage compartment on left rear side
CVBS cable
Radio -R- in the luggage compartment on the left rear side
TV Tuner -R78- on the left side of the luggage compartment in the rear
TV Card Reader -R204- in the luggage compartment on the left rear side
Antenna amplifier on the D-pillars/on the rear lid
Rear Window Antennas
DVD Changer -R161- in the glove compartment

Fault Finding is performed using the "Guided Fault Finding" . Refer to Vehicle Diagnostic Tester.

Antenna wires, repairing. Refer to ANTENNA WIRES, REPAIRING .

Notes on MOST bus

The optical data bus "MOST bus" is used in addition to the CAN bus.

A fiber-optic cable is used. Fiber optic cables are routed inside corrugated tubes for protection.

Replace the complete fiber-optic cable if possible.

The front surface of the connectors must not be contaminated.

If disconnecting the connectors: Attach the :VAS6223/9 .

Courtesy of AUDI OF AMERICA, LLC

When routing fiber-optic cables, make sure not to go below the minimum bending radius of 25 mm. Do not crush or kink the fiber-optic cables.

Repairing fiber optic cables. Refer to FIBER-OPTIC CABLE .