Becker 4325 4327 4337 4370 mexico Manuale Utente

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The GAL is a car radio control circuit, which automatically adjusts the car
radio volume according to vehicle speed. This results in compensation of the
driving noise produced at higher speeds.
Request user menu, then set 
*$/ using the right rotary control. Pressing the
multifunction buttons “ ” or “ ” enables a choice between 
*$/2)) and
*$/. The setting is stored automatically.
Explanation of terms: 
*$/2)) - no volume adjustment
*$/
- volume adjustment initiated at low speed
*$/
- volume adjustment initiated at high speed
With the GAL setting, the start of volume adjustment can be specified
according to vehicle speed.
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If a telephone system with handsfree unit is installed in the vehicle, the
telephone conversation can be conducted via the car radio system. Thus,
installation of the normally required additional loudspeaker is not necessary.
However, the signal cables (AF - telephone input and earth - telephone input)
must be connected to the car radio (see page 74).
In order to activate, request user menu then set 
3+21( using the right rotary
control. Then, the multifunction buttons “ ” or “ ” can be used to select
between
3+2)) 
-
telephone mute function and
3+21 
-
telephone conversation via car radio.
The setting is effective immediately after actuating the multifunction button.