Panasonic KX-TEA308 User Manual page 118

2.1 Control Features
To confirm
Display PT
Off-hook.
7
Enter 763 .
118 User Manual
7 6 4
Enter 764.
6 3
Enter #.
extension no.
Dial extension
number.
D.Tone
On-hook.
C.Tone
& D.Tone
Enter #.