Mercedes-Benz 2009 C-Class Operator's Manual page 195

It is possible to register up to 15 mobile
phone. The connection is always established
to the last activated mobile phones in signal
range. When you authorize a new mobile
phone, it is activated automatically. You can
switch between the authorized mobile
phones.
Searching for a mobile phone
X
Tel Bluetooth Phones
h £ £
Update.
£
The audio system searches for suitable
®
Bluetooth telephones within range and
enters them in the telephone list.
®
Authorized Bluetooth telephones will be
identified by a telephone-symbol
of the list entry once the telephone list has
been updated (The symbol will be grayed
out if the authorized mobile phone is not
®
located in the Bluetooth range.).
i The duration of the search procedure
depends on the number and type of
®
Bluetooth telephones. The search may
take a few minutes.
i
If the telephone list is already full
(15 entries), you must de-authorize one of
the authorized devices, and start the
search again. Otherwise a new device you
are looking for will not appear in the list.
If the audio system does not find your
mobile phone, external authorization may
be necessary ( Y
Authorizing a Bluetooth
X
Select the desired unauthorized device
from the telephone list by pushing the
audio controller.
or
X
Select Options
The input menu for the passcode appears.
in front
¿
i The passcode is any one- to sixteen-digit
number, which you can set yourself. For the
quality of coding of the connection it is
recommend to use a passcode of at least
four digits. You must enter the same
number in the audio system and also in the
device to be authorized. Please also refer
On the audio system, you can enter the
passcode via the digits in the on-screen menu
page 194).
bar or via the telephone keypad in the audio
control unit.
®
device
With the audio controller:
X
X
Authorize.
£
X
X
X
With keypad on audio control unit:
X
X
Controls in detail
Audio system
to the instructions in the mobile phone
operating guide.
Entering passcode: Select the digits in the
menu bar one by one, by sliding
rotating the audio controller.
ymz
Press n to confirm each digit.
Confirming passcode: Select
menu bar and press n to confirm.
Deleting digits: Select
õ
bar and briefly press n to delete one digit,
or press and hold n to delete all entered
digits.
Canceling entry: Press button
Y
center console ( page 159).
Entering passcode: Press the desired
numbers on the keypad.
Confirming passcode: Press button
or button in the audio control
s ô
unit to confirm.
or
omp
in the
d
in the menu
in the
í
Z
193