Panasonic KX-TD816NZ - Manual (Page 91)

2.7 Setting the Telephone According to Your Needs
Operation
91
2.7.6 Denying Other People the Possibility of Joining Your
Conversation (Executive Busy Override Deny)
• This feature is not available for an ISDN telephone user.
Off-hook. On-hook.
3 3 7
Dial 733. Dial 1 to deny
or 0 to allow.
Deny
Allow
1
0
OR
PT / SLT
C.Tone