Panasonic KX-TD612NZ - Manual (Page 60)

Operation
60 User Manual
Customising Your Phone
• 4.1.2 Initial Settings —
Preferred Line Assignment — Incoming
Select the seized line when going off hook.
Intercom Alert Assignment
Select the Calling method, either ring or the other party's voice.
• 4.1.3 Customising the Buttons
Create or re-arrange a CO button or a DDI/CLIP key, and change the ringing tone for
each CO button.