AT&T 2256 - Manual (Page 17)

Set Dial Method
¥
NOTE: When you change the dial method
setting, both handsets are affected.
This phone comes set for touch tone ( ) dialing.
If you have dial pulse (rotary) service, you must set
the dial method to
.
1 Press . The screen displays
2 Press or until the screen displays the
current setting
3 Press . The screen displays the current
setting
4 Press or to select
— OR —
Press
or to select .
5 Press to save the displayed setting.
1 4