2003 Mercedes C-Class Owner's Manual - Page 186

Controls in detail Audio system Accepting an incoming call Accepting an incoming call in telephone mode With an incoming call, a ringing tone can be heard and the caller's telephone number, or the name under which this telephone number has been saved in the telephone book, appear on the display. If the caller's number is not transmitted, CALL will appear in the display. Press the SND key to accept the call. Accepting an incoming call in cassette, CD or radio mode If the telephone is activated in the background (receiving symbol S visible on display), the audio source is muted when a call is received. The ringing tone is heard and the caller's telephone number or the name under which this telephone number has been saved in the telephone book appear on the display. If the caller's number is not transmitted, CALL appears in the display. Call waiting If you receive another call during an already active call, you can accept the second call and switch between the two. Accepting a second call Press the SND key. You are connected with the second caller, the first call is muted. Switching between the calls Press the SND key to accept the call. Muting a call It is possible to silence a call, the caller is then no longer able to hear you. Muting Press the MUT key. Unmuting Press the MUT key again. Press the SND key again. Terminating the second call Terminating a call Press the END key. The current call is disconnected. Press the END key. The current call will be terminated. You are connected with the muted call again. 186