User's Manual

17
Operating the handset
Gigaset C450 IP / GBR PTT / A31008-M1713-L151-1-7619 / telephony.fm / 15.5.06
Version 4, 16.09.2005
Handsfree talking
In handsfree mode, instead of holding the
handset to your ear you can put it down,
e.g. on the table in front of you, to allow
others to participate in the call.
Activating/deactivating handsfree
mode
Activating while dialling
~d Enter number and press
briefly/press and hold the
handsfree key to select the
connection type (page 15).
¤ You should inform your caller before
you use the handsfree function so that
they know someone else is listening.
Switching between earpiece and
handsfree mode
d Press the handsfree key.
Switch handsfree on and off during a call.
If you wish to place the handset in the
charging cradle during a call:
¤ Press and hold the handsfree key d
while placing the handset in the charg-
ing cradle. If the handsfree key d does
not light up, press the key again.
For how to adjust the loudspeaker vol-
ume, see page 35.
Muting the handset
You can deactivate the microphone in
your handset during an external call. The
other party hears a wait melody.
Muting the handset
§INT§ Press the display key.
Cancelling muting
§Back§ Press the display key.
Dialling the emergency number
If a number is saved as an emergency
number, it is automatically dialled via the
fixed network. The selected connection
type (Internet or fixed network) is irrele-
vant for dialling an entered emergency
number.
~c Enter the emergency number
and press the talk key.
Operating the handset
Switching the handset on/off
a Press and hold the end call
key.
You will hear the confirmation tone.
Activating/deactivating the
keypad lock
# Press and hold the hash key.
You will hear the confirmation tone. The
Ø icon appears in the display when the
keypad lock is activated.
The keypad lock deactivates automatically
when you receive a call and activates
again after the call.
Please note:
The handset displays an advisory message if
you press a key by accident while the keypad
lock is on. To deactivate the keypad lock, press
and hold the hash key
#.