1) You can use any display phone
2) Leave the handset in the cradle of the phone
3) Press PROGRAM button
4) Press * * 1 2 3 4
5) Enter 0 0 0 (Display will show 000 Date/Time)
6) Press SPEAKER PHONE button twice to change the time
(Press once to change the date)
7) Change the hour or press FWD/DND button to change the minutes if needed
8) Press AUTO DIAL/STORE button
9) Lift the handset to exit the program mode