BMW SA640, Installation Instruction, Page: 13 / 33

3-6/EN
3.2 Connection overview of connection cable/microphone wiring
harness/speaker wiring harness
Fold out folded page 19.
Item Description Signal Cable colour
Cross-section
Connection location in the car
I Connection cable
– –
I/1
3-pin socket casing X2759 – – Branch
III/1
from microphone
III
in the boot,
left-hand side
I/2
54-pin socket casing X4038 – – Base interface in the boot, left-hand side
I/3
12-pin socket casing – – 12-pin white telephone SA plug X400 or branch
II/3
from the power supply wiring harness
II
in the boot,
left-hand side
I/6
18-pin socket casing – – 18-pin plug casing X4039 on the eject box
I/5
3-pin socket casing X1765 – – 3-pin plug casing on the cable compensator behind
the reinforcement brace in the boot, left-hand side
I/7
Mini UHF aerial plug – – Aerial socket on the eject box
I/4
Mini UHF aerial socket – – Cable compensator behind the reinforcement brace
in the boot, left-hand side
II Power supply wiring harness
– –
Cars without a 12-pin telephone SA plug only
II/1
Black 12-pin socket casing – – 12-pin plug connector X322 in the boot, left-hand side
II/2
Black 12-pin plug casing – – 12-pin plug connector X322 in the boot, left-hand side
II/3
White 12-pin plug casing – – Branch
I/3
from connection wiring harness
I
II/4
Cable eyelet, 6 mm Terminal
31
brown/black
(1.5 mm 2 )
Ground post X13075 at the C pillar, right-hand side
II/5
Blade connector contact Terminal
30
red/yellow
(1.5 mm
2
)
Fuse strip IV X10018 in the boot, right-hand
side/fuse F57, slot No. 4
II/6
Pin contact with cable bridge Terminal
R
violet/white
(1.0 mm 2 )
Black 4-pin plug connector X325 in the boot,
right-hand side, slot No. 2
27
Socket casing – – For pressed-out socket contact from plug
connector X325
Go back to section 2