AUDIOLINE BigTel 158 - Handbuch (Seite 56)

6 Other features
Key lock
☞
The key lock prevents functions assigned to buttons being activated inad-
vertently. Incoming calls can still be taken in the normal way even when the key
lock function is activated.
Press and hold the star-key until you hear a short beep and
the icon
appears in the display.
For unlocking the keypad press the star-key again until you
hear a short beep and the icon
disappears.
Switching the handset ringer on/off
☞
You can turn off the ringer via the menu item “HS setting / HS sound / Ring
volume” as well.
Press and hold the #-key until you hear a short beep and
the icon
appears in the display.
For turning the ringer on again press the #-key again until
you hear a short beep and the icon
disappears.
Muting the handset ringer for an incoming call
☞
In case of an incoming call you can mute the handset ringer. Nevertheless,
you will be able to take the call as long as the caller did not hang up.
Press the on-hook button.
Setting the earpiece/loudspeaker volume
During a call you can adjust the volume in 5 levels using the volume keys on
the side of the handset (if telephoning “normally” -> earpiece volume, with
hands-free -> loudspeaker volume). These seperate settings will remain at
the last selected level when you end the call.
When amplification is activated you can increase the earpiece volume up to
level 10; please refer to the note on page 3.
14
Other features