BMW Retrofit kit Sound Module System II Installation Instructions Manual page 9

4. Install amplifier and supplementary wiring harness (mounting system at cross brace, only
vehicles without on-board monitor radio with battery in the engine compartment )
43
40
41
1
20
40
Retrofit/Installation Kit no. 82 83 0 022 122
Installation Instructions no. 01 29 0 022 772
4
40
41
42
F 46 0722 B
42
4
40
F 46 0723 B
21
22
1
18
F 46 0724 B
Date: 04.2000
Plug together the black 17-pole radio connector
(40) with the black 17-pole pin housing (41) of
the adapter cable (4).
If necessary, move the position of the plug of the
connection cable for the CD changer in the black
17-pole socket housing (42) of the adapter cable
(4).
Connect the black 17-pole socket housing (42) of
the adapter cable (4) to the radio.Then install the
adapter cable (4) with the black 25-pole
connector (43) to the installation location of the
amplifier and fasten it with cable straps.
Connect adapter cable (4) to amplifier (1).
Couple the 25-pole connector (40) of the adapter
cable (4) to the plug strip (41) and, using a large
flat-tip screwdriver (42), press in the direction of
the arrow until it is heard to engage in the
amplifier housing.
Slide in the connected and preassembled
amplifier (1) carefully behind the cross brace (40)
and above the bottom bracket (18).
When inserting the amplifier, care should be
taken to see that no cable gets jammed or
damaged. In the subsequent assembly, it is
important that the step-by-step sequence is
adhered to precisely.
Insert hexagon-head bolt M8x20 (21) in the pipe
clamp (20) and screw on hexagon nut with collar
M8 (22).
Do not tighten it yet.
EN/37