BusinessPhone – Dialog 4223 Professional / Dialog 3213
Incoming Calls

## Silent Ringing

This function is useful if you do not want to be disturbed by the ringing of the telephone. Incoming calls will only be indicated on the display and by the flashing Line key.

Note:

For the Dialog 3213 this function requires the release number R9B or higher, see the underside of your telephone.

In idle mode:

Press to mute the ringer for incoming calls.

© Ericsson Enterprise 2003