Panasonic KX-TDA30 - Manual (Page 40)

1.2 Making Calls
40 User Manual
Monitoring Another Extension (Call Monitor)
The preprogrammed extension can monitor another extension.
To monitor
To an Extension Refusing the Call (DND Override)
The preprogrammed extension can call someone who has set the DND feature.
PT/SLT/PS
Enter 5 .
5
extension no.
Dial extension
number .
B.Tone
Off-hook.
Enter 1 .
While hearing the DND tone
PT/SLT/PS
Talk.
R.B.Tone
1