Panasonic DBS-576HD Technical Manual page 59

Section 700 - Operation
Example 1. Large-Display Phone
To enter D:
a. Press the first soft key on the top left.
b. Press the fourth FF key from the left on the bottom row.
To enter o:
a. Press the third soft key from the top right.
b. Press the third FF key from the left on the bottom row.
576-50-700 DBS 576 (USA) issued September 2001
Chapter 3. System Features
3-41