Connecting The Reverse Signal; Connecting The Speed Signal (Gal) For The Speedometer / Speedometer Cable - Sony MEX-100NV Manual De Instrucciones

Einbauanl_CD5_0.book Seite 29 Montag, 1. Juli 2002 2:38 14

5. Connecting the reverse signal

If the switch on the gearbox or shift linkage is accessible:
• Connect a separate lead to the activated contact.
Connect the lead to socket A pin 2.
Low - level = earth, high - level 12 V - 16 V
If the switch is not accessible:
• Check which lead is routed to the reversing lamp. Then, if neces-
sary, remove the inner cover for the reversing light.
Connect a separate lead to the activated lead of the reversing lamp
and connect to socket A pin 2.

6. Connecting the speed signal (GAL) for the speedometer / speedometer cable

Electronic speedometer
• Remove the signal from the speedometer, extend and connect to
socket A pin 1.
Depending on the vehicle equipment, the lead for the GAL
signal is usually connected to the DIN - ISO plug of the car
radio. The assignment of the DIN - ISO plug may vary de-
pending on the vehicle type.
• Minimum requirement for the signal:
0 Hz - 4 kHz / square-wave signal (no inductive sensor)
Low - level < 1.5 V, high - level 5 V - 16 V
If you do not know the exact installation position / location
of the speed signal, please consult the vehicle manufacturer.
Subject to correction and technical modifications
29
Copyright by Becker GmbH, D-76303 Karlsbad
Installation guide
A
Reverse
signal
GAL signal
A