225
Controls in detail
Audio system
GSM network phones
Using your Mercedes-Benz specified
mobile telephone*, a number of functions
and operating steps can be performed and
displayed in the audio system display.
Further operating instructions not covered
here can be found in the operating instruc-
tions for the multifunction steering wheel
and the cellular telephone*.
If your audio system is set up for telephone
operation, the t symbol will appear in
the display.
When you insert your Mercedes-Benz
specified mobile telephone* into the
telephone cradle, you will be prompted to
enter your PIN for 30 seconds
(
୴ page 225). This display disappears
when you press any button.
When your mobile telephone is inserted
into the telephone cradle, you will see the
reception strength in the upper right-hand
corner of the display.
Switching on the telephone
Switching on the telephone
̈ Press h button.
If the telephone was previously
switched off,
PROCESSING
appears in
the display and you will then be
prompted to enter your PIN.
Switching off the telephone
̈ Press h button for approx.
3 seconds.
PROCESSING
appears in the display until
the telephone is off. Afterward,
PHONE OFF
appears in the display.
PIN entry
̈ Enter PIN number using buttons 1
to R.
̈ If necessary, correct number entered
with the
CLR
soft key. Press soft key
briefly to delete the last digit entered;
press soft key and hold to delete the
complete number.
̈ Press
OK
soft key after entering correct
PIN.
̈
READY
or
ROAMING
will appear in the
display.
