30
Activating/deactivating the handset
CE 450 IP R / IM-Ost english / A31008-M1817-R601_1-7619 / telephony.fm / 02.03.2007
Ve
rs
ion 2,
21
.12.
2006
Operating the handset
Activating/deactivating the handset
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.
Control key
1 Control key
In this user guide, the side of the control key that you must press in the given operating
situation is shown in black (top, bottom). Example:
t
for "press up on the control key".
The control key has a number of different functions:
When the handset is in idle status
t
Adjust the ringer volume of the handset (page 53).
s
Open the directory.
In lists and menus
t
/
s
Scroll up/down line by line.
In an input field
t
/
s
Move the cursor
left
or
right
.
Please note:
If the keypad lock is activated and you accidentally press a key, an advisory message will be displayed
on the screen. Press
and hold
the hash key
#
to deactivate the keypad lock.
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