Telephoning
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Adjusting the receiver volume
The receiver volume can be adjusted to one of 10 levels using the control knob.
Adjust the volume with the control knob
Tone control
The tone of the receiver can be adjusted using the corresponding slide control on the right−
hand side of the housing.
Adjust the tone using the slide control
Tone adjustment is not possible when the receiver volume is set to its minimum level.
Ringing volume
The ringing volume can be adjusted using the corresponding slide control on the right−hand
side of the housing.
Adjust the volume using the slide control
Talk time display
The duration of a call is displayed in minutes and seconds during the call.
Handsfree
Use this function to listen to the caller via the loudspeaker.
Switch on handsfree mode
Deactivate handsfree mode
Adjusting the handsfree volume
The handsfree volume can be adjusted using the corresponding slide control on the right−hand
side of the housing.
Adjust the volume using the slide control
Muting the microphone in the handset
The microphone in the handset can be activated and deactivated during a telephone con-
versation.
Press and hold
Switch the microphone off (muting)
Release
Switch the microphone on