Select: Function selector button TEL > control button Settings > Telephone settings.
Call information1)
With this option you can anonymise the display of the telephone numbers or names for incoming/outbound calls on the MMI display.
- on - the telephone numbers or names for incoming/outbound calls are shown in the MMI display.
- off - asterisks ******** appear in the MMI display in place of telephone numbers and names during inbound and outbound calls. Telephone numbers stored on the MMI cannot be accessed. The call lists are not updated.
Ring tone selection1)
The selected ring tone is played and is stored when you close the submenu.
Volume settings
- Ring tone volume - to adjust the volume of the ring tone (Vol.+/Vol.-).
- Volume of telephone call - to adjust the volume of a telephone call (Vol.+/Vol.-).
- Microphone input level - to adjust the microphone input level as desired.
Delete call lists
- Numbers dialled - to delete all entries in the Numbers dialled call list.
- Missed calls - to delete all entries in the Missed calls call list.
- Received calls - to delete all entries in the Received calls call list.
- Delete all entries - to delete all local call lists of the MMI system.
Network settings
- Login - to dial into your service provider's network automatically or to select a network manually from a list of available networks.
- Network selection - to select the available networks for the current position of the vehicle. This option is only available when manual login setting is activated.
Text message settings
- Store sent text messages - activate this option (
) to store the text messages that have been sent. - Service centre - to retrieve or change the number of the message centre.
- Memory capacity - to display the number of text messages stored on the SIM card, the remaining capacity on the SIM card and the number of existing text message templates.
SIM PIN settings
- Automatic SIM PIN recognition - select on to save the PIN code of the SIM card the first time you enter it on the MMI. In this case, you don't have to enter the SIM PIN code every time your mobile phone reconnects via Bluetooth. You can save the PIN codes of four different SIM cards on the MMI. Select off to delete the SIM PIN code currently stored on the MMI.
- SIM PIN query - if the Automatic SIM PIN recognition is switched on, the system does not ask you to enter the SIM PIN code. When the option Activate is selected, the system asks for the SIM PIN code every time you switch it on. Select Deactivate if you do not want the system to ask for the SIM PIN code when you switch it on. The setting for Automatic SIM PIN recognition is ignored in this case. Some SIM cards do not allow the SIM PIN query to be deactivated.
- Change SIM PIN - first enter the existing PIN code for your SIM card. The SIM PIN code can only consist of numbers from 0 to 9. The new SIM PIN code has to be entered twice, as a precautionary measure, and is stored on the SIM card. If you change the SIM PIN code when the SIM card is in a connected mobile phone with SIM Access Profile, you will have to enter the PIN code again on the mobile phone after the Bluetooth connection between the car telephone kit and the mobile phone is terminated. Otherwise you will not be reachable.
Mailbox number
The mailbox number can be entered via the speller or loaded from a list (directory) and stored by selecting OK.
Once the mailbox number has been stored, you can call the mailbox by selecting the 
symbol in the speller.
symbol in the speller.This service must be set up and activated on your mobile network before you can use it. For more information, contact your service provider.
Serial number (IMEI)
The serial number of the telephone module installed in the MMI system is displayed.
Note
The telephone settings depend on your mobile network service provider.
1) Applies to mobile phones with SIM Access Profile.