65 12 072 Removing and installing (replacing) amplifier (Top HiFi system): Notes

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Read and comply with NOTES on protection against electrostatic discharge (ESD protection).

NOTE: Comply with notes and instructions on HANDLING OPTICAL FIBRES .

Necessary preliminary tasks:

Clamp off NEGATIVE BATTERY CABLE .
Remove LUGGAGE COMPARTMENT WHEEL ARCH PANEL ON LEFT .

Release screw (1).

Remove amplifier (2) in direction of arrow from holder (3).

Unlock plug connections and disconnect.

Fig 1: Identifying Amplifier From Holder

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Until 09/2009 a Top Hifi amplifier with a different pin assignment is installed!

Install cable jumper consisting of socket (1) (BMW part number 6901844) and wire jumper (2) in connector (3).

Create wire jumper (2) from wire (cross-section 0.75 mm² ) and two stops (BMW part number 1393724). Then connect pins 1 and 2 in socket (1) with wire jumper (2).

Fig 2: Identifying Socket, Wire Jumper, Connector And Connector Chamber

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Connector chamber (4) is not included in current version and remains unused in new replacement Top HiFi amplifier!

NOTE: Picture for example purposes.

Installation note:

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

Check that amplifier (3) is securely seated.

Fig 3: Identifying Tabs, Guide And Amplifier

Courtesy of BMW OF NORTH AMERICA, INC.