Volvo S40 Owner's Manual page 230

5.4.2. Phone code. The factory-set
phone code 1234 is used until
you change to your own code.
The phone code is used to reset
the call timer.
5.5. Sound
5.5.1. Volume. Adjust the ring tone
volume.
5.5.2. Ring signal. There are seven
different ring tones.
5.5.3. Mute radio: On/Off
5.5.4. Msg. beep
5.6. Traffic safety
5.6.1. Menu lock. Deactivating the
menu lock allows access to the
entire menu while driving.
5.6.2. IDIS. If the IDIS function is
deactivated, incoming calls are
not delayed, regardless of the
driving situation.
5.7. Factory sett.
Reset the system's factory settings.
10 Infotainment system
Menu structure – phone
10
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