BMW Retrofit kit Sound Module System II Installation Instructions Manual page 21

7 . Install amplifier and supplementary wiring harness (mounting system at I beam,
only vehicles without on-board monitor radio with battery in the boot)
40
41
1
40
15
1
5
3
Retrofit/Installation Kit no. 82 83 0 022 122
Installation Instructions no. 01 29 0 022 772
42
4
40
F 46 0723 B
7
15
2
2
F 46 0741 B
40
F 46 0726 B
Date: 04.2000
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.
Insert connected and preassembled amplifier (1)
carefully in the direction of the bulkhead.
When inserting the amplifier, care should be
taken to see that no cable gets jammed or
damaged. In the course of the subsequent
assembly, the sequence of work steps must be
adhered to without exception.
Screw the amplifier bracket for fitting against the
bulkhead (5) to the amplifier (1) using two fillister
head self-tapping screws 3.5x9.5 (2).
Press amplifier (1) upwards against the I beam
and mark the drill holes (40) through the amplifier
bracket on to the I beam (7).
Drill holes (40) ø4.0mm in the I beam and screw
amplifier bracket on to the I beam (7) with
hexagon head screws 4.8x16 (15). Fasten
adapter cable with cable straps.
Illustration shows engine compartment, front left:
Screw on adapter for ground connection (3) at
ground point (40) by the side of the brake servo
unit using the existing hexagon nut M8.
EN/49