User guide

40 Making calls – enhanced functions
Conducting calls via the Bluetooth headset
Activating the Bluetooth headset during a call
If the handset is in dial or call mode (see  Page 33 for information on setting
up a call), the Bluetooth headset can assume the earpiece inset and microphone
functions.
Press the Talk key on the Bluetooth headset (see the user manual supplied with
your headset).
Accepting a call on the Bluetooth headset
The headset uses a call tone to signal an incoming call. Press the Talk key on
the Bluetooth headset (see the user manual supplied with your headset).
Deactivating the Bluetooth headset during a call
You are conducting a call via the Bluetooth headset.
c or d Press the Talk key or Speakerphone key on the handset. The Bluetooth headset
is deactivated. You can continue the call directly on the handset.
De-registering the Bluetooth headset at the handset
To improve protection against unauthorised tapping, de-register the Bluetooth
headset at the handset if you no longer wish to use it.
v Open the handset’s main menu.
u v [Select the menu icon and confirm.
s t [Select the menu item and confirm. The name of the registered or detected Blue-
tooth headset is displayed.
Press the display key.
s t [Select the menu item and confirm. The Bluetooth headset is de-registered and
can no longer be detected by the handset.
Switching to mute
You can switch off your handset's microphone during a call if, for example, you
want to talk to someone else in the room.
p You are conducting a call.
Either:
h Press key to mute the handset. The display shows Microphone is off.
Press the key again to reactivate the microphone.
or:
Press the display key.
> < [ Select the menu item and confirm. The microphone is switched off.
> < [ Select the menu item and confirm. The microphone is switched on.
Bluetooth
ò
Known Devices
S55 Headset
Options
Delete Entry
Menu
Microphone off
Microphone on