Panasonic KX-TD816NZ User Manual

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2.2
Making Calls
36
Operation
 Sending a call waiting tone (Busy Station Signalling [BSS])
The party will know your call is waiting.
 Leaving a message waiting indication (Message Waiting)
 To leave a message waiting indication
If "
BSS
" is not displayed or you hear a reorder tone, this feature is not set at the other 
party's phone. This feature is only available if the called extension has set the "Call Waiting" 
feature.
Depending on the other party's telephone, the "Off-Hook Call Announcement (OHCA)" 
and the "Whisper OHCA" functions can be applied. You can talk to the other party through 
the speaker and the microphone (OHCA) or you only send a call announcement through 
the handset (Whisper OHCA), while they are having another conversation using the 
handset. Only KX-T7400 series telephone users can send Whisper OHCA.
This feature is not available for an ISDN telephone user.
The called extension receives a message waiting 
indication (MESSAGE button light turns on and / or 
indication tone* is emitted when going off-hook) to call 
you back.
PT / SLT
Press “BSS” or dial 1.
OR
1
While hearing a busy tone
BSS
PT / SLT 
Press MESSAGE
or dial 4.
On-hook.
When the called extension is busy or does not answer
C.Tone   
OR
MESSAGE
4