Siemens S450IP Telephone S450IP User Manual

Product codes
S450IP
Page of 45
20
Operating the handset
Gigaset S450 IP / KBA GBR / A31008-M1713-L121-2-7643 / telephony.fm / 21.2.07
Ve
rs
ion 4,
 16
.09.
2005
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.
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. Example: 
t for "press up on the control key". 
The control key has the following func-
tions:
When the handset is in idle status
Open handset directory or 
Gigaset.net directory (press 
briefly/press and hold).
Open main menu.
Open list of handsets.
t
Adjust the ringer volume of 
the handset (page 29).
In lists and menus
t / s  Scroll up/down line by line.
Open submenu or confirm 
selection.
Go back one menu level or 
cancel.
In an input field
You can use the control key to move the 
cursor up 
t, down s, right v or 
left
u. 
During an external call
s Open 
the 
directory.
Initiate an internal consulta-
tion call.
t
Adjust the loudspeaker vol-
ume for operation in earpiece/
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. 
Example:
1 Current display key functions are shown in 
the bottom display line.
2 Display keys
2
1
FixedLine
IP