Panasonic kx-td816ne Operating Guide

Page of 252
2.8
Using User-supplied Equipment
Operation
111
2.8.4
If an External Ringer is Connected
When an intercom or outside call comes in, the external ringer sounds. You can answer the ringer 
from any extension.
 To set
 To cancel
 To answer
Off-hook.
On-hook.
Dial 730
PT / SLT
C.Tone   
Enter external 
ringer number
 (1-2).
external
ringer no.
7
0
3
C.Tone   
Off-hook.
On-hook.
Dial 7300
PT / SLT
7
0
0
3
Off-hook.
Dial 47
PT / SLT
4
7
Enter external 
ringer number 
(1-2).
external
ringer no.
Talk.