Mercedes-Benz 2006 C 55 AMG Operator's Manual page 231

Controls in detail
Audio system
Press OK soft key after entering correct
code.
The telephone is unlocked. If you have
entered an incorrect code, you must
enter the correct code.
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.
Adjusting the volume
Turn rotary control of N button
during a telephone call.
The volume will increase or decrease
depending on the direction turned.
i
The volume can be adjusted separately
for telephone mode and audio mode.
230
Adjusting sound
Adjust sound during a telephone call.
Sound adjustment ( page 201).
Placing a call
Entering a telephone number and
starting the dialing process
Enter desired telephone number using
buttons 1 to R.
The number can have up to 32 digits,
but only twelve of these are visible in
the display.
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.
After correct telephone number has
been entered, press s button.
i
If the telephone number has been
saved together with a name in the
phone book, the name will appear in
the display.
Phone book
The numbers stored in the phone book of
the mobile telephone can be called up
either by name or number.
In addition, incoming calls are stored in the
phone book.