User's Manual

18
Operating the handset
Gigaset C450 IP / GBR PTT / A31008-M1713-L151-1-7619 / telephony.fm / 15.5.06
Version 4, 16.09.2005
Control key
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 36).
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.
Example:
1 Current display key functions
2 Display keys
The most important display symbols are:
§Back§ Go back one menu level or
cancel the operation.
§INT§ Make an internal call
(page 33).
§Menu§ Open the main menu or a con-
text-dependent menu.
§OK§ Confirm highlighted selection.
˜ Delete key: deletes one char-
acter at a time from right to
left.
Returning to idle status
You wish to return to idle status from any-
where in the menu:
¤ Press the end call key a and hold.
Or:
¤ Do not press any key: after 2 minutes
the display will automatically revert to
idle status.
Changes that you have not confirmed/
saved by pressing
§OK§ will be rejected.
For an example of the display in idle sta-
tus, page 1.
1
2
1
§§§§INT§§§ §§Menu