AUDIOLINE Bullet 280 - Handbuch (Seite 51)

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6 Other features
Key lock
☞
The key lock prevents functions assigned to buttons being activated inadver-
tently. Incoming calls can still be taken in the normal way even when the key lock
function is activated.
Press and hold down the star-key for approx. 2 s.
For unlocking the keypad again press and hold down the star-key
again for approx. 2 s.
Switching the ringer on/off
Press and hold down the #-key for approx. 2 s. This setting is only
valid for external calls.
For turning the ringer on again press and hold down the #-key again
for approx. 2 s.
☞
You can turn off the handset’s ringer via the menu item “SETTINGS /
RINGER&TONES / RINGVOLUME“ as well.
Switching off the handset
☞
You can switch off the handset for saving battery capacity.
Press and hold down the On Hook-button. After a few seconds the
handset will be switched off. The display illumination goes down.
For switching the handset on again press and hold down the On
Hook-button until the display is illuminated.
Other features