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nected mobile phone from the vehicle and
pair and connect only one mobile phone.
The mobile phone no longer reacts.
▷ Switch the mobile phone off and on again.
▷ Is the ambient temperature too high or
low? Do not expose the mobile phone to
extreme environmental conditions.
The telephone functions are not available.
▷ Is the mobile phone paired as an additional
telephone and is the additional telephone
function deactivated? Activate the func‐
tion.
▷ Is an outgoing call not possible? Connect
the mobile phone as a telephone.
No phone book entries or only some phone
book entries are displayed, or they are incom‐
plete.
▷ Transmission of the phone book entries is
not yet complete.
▷ It is possible that only the phone book en‐
tries of the mobile phone or the SIM card
are transmitted.
▷ It may not be possible to display phone
book entries with special characters.
▷ The number of phone book entries to be
stored is too high.
▷ Is the data volume of the contact too large,
e. g., due to stored information such as
notes? Reduce the data volume of the con‐
tact.
▷ Is the mobile phone connected as an audio
source or additional telephone? The mo‐
bile phone must be connected as a tele‐
phone.
The phone connection quality is poor.
▷ The strength of the Bluetooth signal on the
mobile phone can be adjusted, depending
on the mobile phone.
▷ Insert the mobile phone into the snap-in
adapter or place it in the area of the center
console.
▷ Adjust the volume of the microphone and
loudspeakers separately.
If all points in this list have been checked and
the required function is still not available, con‐
tact Customer Relations or the service center.
Controls
Adjusting the volume
Turn the knob until the desired volume is se‐
lected. The setting is stored for the remote
control currently in use.
The vehicle automatically adjusts the volume
of the microphone on the telephone and the
volume of the called party. Depending on the
mobile phone, the volumes may need to be ad‐
justed. The settings can only be created during
a call and must be adjusted separately for each
telephone. The settings are deleted when the
telephone is unpaired.
1.
"Settings"
2. "Tone"
3. "Volume settings"
4. Select the desired setting: "Microphone"
or "Loudspeak."
5. To adjust: turn the controller.
6. To store: press the controller.
Seite 240
Communication Telephone
240
Online Edition for Part no. 01 40 2 918 440 - III/13
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