To send a call waitingPT/SLT/PSEnter 1.1While hearing a busy tone• Depending on the type of the other party’s telephone, you may be able to talk to theother party using the speaker and the microphone (Off-hook Call Announcement[OHCA]), or you can send a call announcement through the handset (Whisper OHCA),if they are having another conversation using the handset. For more details on eachfeature, refer to "1.3.13 Call Waiting Tone", "1.3.45 OHCA (Off-hook CallAnnouncement)", or "1.3.77 Whisper OHCA".• Depending on system programming and the called extension’s setting, a call waiting tonemay be sent automatically without performing the operation above. For details, referto "Automatic Call Waiting" in "3.1.2 Personal Programming".For a called extensionA call waiting notification is sent to the busy extension user to notify him or her that a new incoming call iswaiting. The extension can then answer the second call by either disconnecting the current call or placing iton hold.One of the following notification methods can be assigned for each extension, depending on the type oftelephone being used. (Default: Call Waiting Tone)• Call Waiting Tone: A call waiting tone is heard through the built-in speaker of PT or handset of SLT (®1.3.13 Call Waiting Tone).• Off-hook Call Announcement (OHCA): The caller’s voice is heard through the built-in speaker (®1.3.45 OHCA (Off-hook Call Announcement)).• Whisper OHCA: The caller’s voice is heard through the handset (® 1.3.77 Whisper OHCA).Answering Call Waiting in the PBXDuring a conversation, a call waiting tone or voice announcement through the speaker or the handset occurswhen an outside call has been received or another extension is letting you know a call is waiting. You mustactivate this feature to use it. (Default: Call Waiting Tone)You can answer the second call by disconnecting (1) or holding (2) the current call.1. To disconnect the current call and then talk to the new partyPT/SLT/PSWhile hearing a toneOff-hook.On-hook. Talk to thenew party.Document Version 2008-10 Operating Manual 491.3.12 CALL WAITING FEATURES