User Manual

Putting the headset system into operation
18
왘 Lift the handset (If a handset lifter is connected, it automatically lifts
the handset).
The system is correctly connected if you can hear a clear dial tone and
if the other party can hear you at a comfortable level. If the audio
signal/dial tone is disturbed, adjust the audio signal (see next section).
If the other party cannot hear you well, adjust the microphone sensi
-
tivity (see below).
Adjusting the audio signal
왘 Set the ABC switch to A (default setting), B or C so that you can hear a
clear signal (e.g. a dial tone) in the headset.
Adjusting the microphone sensitivity
By default, the microphone volume control  is set to between position 4
and position 5. This setting is suitable for most telephones and your voice
gets reproduced at a good volume. To change the volume, adjust the
microphone volume control accordingly.
왘 Make a call to someone who will help you find the correct sensitivity
setting for your microphone (see page
24).
왘 Turn the microphone volume control  so that the other party can hear
at a comfortable level.

The microphone volume control  only adjusts the microphone
sensitivity in Phone mode. The volume of the headset earpiece  is
not adjusted (see also page 28).
