Muting The Handset; Dialling The Emergency Number; Operating The Handset; Switching The Handset On/Off - Gigaset C450 IP User Manual

Operating the handset

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
Press the display key.
§INT§
Cancelling muting
Press the display key.
§Back§

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.
16
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

Control key

§§§§INT§§§
1 Control key
In this user guide, the side of the control
key that you must press in the given oper-
ating situation is shown in black (top, bot-
tom). Example: t for "press the top of the
control key".
The control key has a number of different
functions:
When the handset is in idle status
s
Open the directory.
t
Adjust the ringtone volume of
the handset (page 35).
In lists and menus
t / s
Scroll up/down line by line.
In an input field
t / s
Move the cursor left or right.
During an external call
s
Open the directory.
t
Adjust loudspeaker volume for
earpiece and handsfree mode.

Display keys

The current display functions are shown in
the bottom display line in reversed high-
lights. The function of the display keys
changes depending on the particular
operating situation.
#
.
§§Menu
1