Ericsson Dialog 3213 - Manual (Page 71)

71 Dialog 3213
Programming and Adjustments
Mute ringing signal
You can supress the ringing signal for an incoming call.
Note: This function is only available in newer software
versions of your telephone. If the Mute key lamp is turned
on when you press the key in idle state, your telephone
supports this function.
Press to supress the ringing signal
The ringing signal is switched off for the current call.
Silent ringing
If you do not want to be disturbed by the ringing signal but still
want to be able to answer an incoming call, you can switch off
the ringing signal. Incoming calls are only indicated by a flashing
access line lamp and display information.
Note: This function is only available in newer software
versions of your telephone. If the Mute key lamp is turned
on when you press the key in idle state, your telephone
supports this function.
Press to switch off the ringing signal
The Mute key lamp is switched on to indicate silent ringing.
The ringing signal will automatically be switched on the next time
you lift the handset or press any key.