User`s manual

420HD IP Phone with Microsoft Lync
User's Manual 48 Document #: LTRT-11891
 Press the headset key (ensure that the headset is connected to the phone) -or-
 Press the speaker key -or-
 Press the Accept softkey (the speaker is automatically activated)
When you answer, the LCD displays the icon and the caller’s details and call duration:
Note: HD in the LCD indicates a high-definition call (using a wideband voice coder).
5.4 Rejecting Incoming Calls
You can reject an incoming call; the caller hears a busy tone from your phone if you do.
 To reject an incoming call:
 Press the Reject softkey.
5.5 Silencing Incoming Calls
You can silence an incoming call's ringing. When you do, the caller hears normal ringing but no
answer.
 To silence the ringing of an incoming call:
 Press the Silent softkey.
Answer a silenced call by pressing the Accept softkey or picking up the handset.