VDO MS 3200 Owner's Manual page 17

MOUNTING INSTRUCTIONS
Completing electrical connections, ill. 9
Lay all cables carefully. Refer to the connecting diagram on the fold-out page at the
end of the booklet and to the table below.
Power supply cable
Pin no. Cable colour
A1 black/white
A2 white/yellow
A3 white/brown
A4 red
A7 violet
A8 brown
A
Only connect electrical signals to appropriate terminals in the vehicle.
A
In the case of a direct connection to the battery secure the positive connection (red
lead) with a 10 A fuse close to the battery (approx. 10 - 15 cm).
1. Connect the free cable ends A4, A7 and A8 of the power supply cable 5 to suitable
terminals in the vehicle according to the connecting diagram and the table.
2. Do not cut off unused cables! Wind them together and tie them back! They may be
used later to install additional features.
Speedometer signal (ISO connector A):
Depending on the type of speedometer signal, either the digital (A1) or the analogue
(A3) input must be selected. Check speedometer signal using an oscilloscope if
necessary.
A
Never tap the speedometer signal from the ABS control!
Digital (standard):
Connect the black/white cable A1 from cable harness to the tapping position of the
speedometer signal. Location and connection details can be found in the vehicle
specific information sheets (available as CD ROM).
Note: Many cars are supplied with the speedometer signal on one of the car radio
connectors. Ask your car dealer for more information or call our hotline.
Analogue (for retrofitted speedometer senders and magnetic sensors):
Connect the short black/white A3 cable (directly at ISO chamber A connector) of the
wiring harness to the output of the speedometer sensor or the magnetic sensor.
Further signals (ISO connector A):
Connect the white/yellow cable (A2) to a suitable connecting point of the back up
lights (positive pole of the reversing lamp).
12
(ISO connector A):
Connection
speedometer signal input, digital (long wire)
back-up lights (reversing signal)
speedometer signal input, analogue (short wire)
+12V permanent power supply, "terminal 30" (via cable fuse 10 A if
necessary)
+12V switched, "terminal 15" (must not be interrupted during engine start)
negative battery pole, "terminal 31"