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 (®1.3.46 OHCA (Off-hook Call Announcement)).• Whisper OHCA: The caller’s voice is heard through the handset (® 1.3.76 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/PS/KX-UT seriesWhile hearing a toneOff-hook.On-hook. Talk to thenew party.2. To hold the current call and then talk to the new partyPT/PSPress HOLD.While hearing a toneDisregard this step if bothparties are extensions.Talk to thenew party.OR(CO)OR(ICD Group)(SDN)(PDN)ORORPress CO, ICD Group,PDN, SDN, or INTERCOM.Document Version 2013-04 Operating Manual 551.3.12 CALL WAITING FEATURES