Panasonic KX-NCP500 User Manual page 68

PT/PS
During a conversation
HOLD
OR
TRANSFER
C.Tone
Press HOLD, or press TRANSFER and
then enter 50.
SLT
During a conversation
Press Recall/
Enter
hookswitch.
SIP Extn.
During a conversation
HOLD
Press HOLD.
5 0
5 0
C.Tone
On-hook.
50.
On-hook.
C.Tone
On-hook.