FRITZ!Fon C5
21
Locking Keys
FRITZ!Fon MT-D
21
3.5
Locking Keys
You can lock the key of your FRITZ!Fon.
To lock the keys, press the
and hold it down until “Keypad
locked” appears on the display.
To unlock the keys, press the
and hold it down until “Keypad
unlocked” appears on the display.
When the keys are locked, you can dial and call only emergency num-
bers (110 and 112).
You can continue to accept incoming calls when the keys are locked.
To hang up a call when the keys are locked, press and hold down the
end call key
.
Enabling Active Keylock
The active keylock is a setting in the “Settings / Telephony” menu.
This setting determines whether the keys remain locked when you
pick up a call while the keylock is enabled.
If you disable active keylock (preset), you can use FRITZ!Fon’s keypad
for the duration of the call. When you enable the active keylock, the
keypad remains locked.
3.6
Switching Off the Ring Tone
To switch off the ring tone, press the
key until the symbol “Do
Not Disturb” appears on the display.
To switch the ring tone back on, press the
key until the symbol
“Do Not Disturb” disappears from the display.