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Home >> BMW >> 2013 >> 740Lxi >> Repair and Diagnosis >> External Pages >> Different car >> Section 986 (Audio, Navigation, Anti-Theft, Airbag Control - Repair - F31) >> Radio, Audio Amplifier, HEADUNIT >> 65 12 071 Removing and installing or replacing amplifier

65 12 071 Removing and installing or replacing amplifier

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IMPORTANT: Read and comply with NOTES on protection against electrostatic discharge (ESD protection).
NOTE: Comply with notes and notes on HANDLING OPTICAL FIBRES .

Necessary preliminary tasks: 

Slacken nut (1).

Unlock plug connections (2) and disconnect.

Slide amplifier (3) with holder in direction of arrow and feed out in upward direction.

Fig 1: Sliding Amplifier With Holder
G10154286Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Insert holder (1) correctly into guide (2).

Make sure amplifier (3) is correctly seated.

Fig 2: Identifying Holder, Guide And Amplifier
G10154287Courtesy of BMW OF NORTH AMERICA, INC.

Replacement: 

Release screw (1).

Pull amplifier (2) out of holder (3) in direction of arrow.

Fig 3: Pulling Amplifier Out Of Holder
G10099010Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Lugs (1) must be correctly slid into guide (2).

Check that amplifier (3) is securely seated.

Fig 4: Identifying Tabs, Guide And Amplifier
G04797335Courtesy of BMW OF NORTH AMERICA, INC.

Replacement: 

In Harman Kardon version, perform VEHICLE PROGRAMMING AND ENCODING .