switel DC682 Combo, Operating Instructions Manual

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Operation
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Setting the receiver volume
The volume of the receiver can be adjusted to one of 5 levels during a call.
G
/
H
Select the required receiver volume
Setting the ringing volume
You can change the volume of the ringing tone.
G
/
H
Raise/Lower the ringing tone volume
You can activate and deactivate the ringing tone.
3 sec.
#
Switch off the ringing tone
3 sec.
#
Switch on the ringing tone
Displaying the duration of a call
A few seconds after a call has begun, the current duration of the call appears in the dis-
play in minutes and seconds.
Handsfree function
This function is used to listen to the caller via the loudspeaker.
A
Activate handsfree talking
a
Deactivate handsfree talking
Muting the microphone in the handset
The microphone in the handset can be activated and deactivated during a telephone
conversation.
O
MUTE
O
Deactivate the microphone (muting on)
O
UNMUTE
O
Activate the microphone
Key lock
The key lock feature prevents functions assigned to buttons being activated acciden-
tally.
3 sec.
*
Activate the key lock function
Incoming calls can still be taken in the normal way even when the key lock
function is activated.
3 sec.
*
Deactivate the key lock function