On any ESI phone within the system, press PROG/HELP.
1. The normal station programming menu prompt will begin to play.
2. Stop the prompt by pressing HOLD (or, on an older ESI phone, PARK).
3. Enter the Administrator password and then press #.
4. Access Function 14 by pressing 1 4.
(If the system prompts you to press 1 to set time and date, do so.)
5. Enter a new time using a twelve-hour format and then press #.
6. Select AM or PM by pressing a scroll key and then #.
7. When the date appears, either:
8. Press # to accept the currently displayed date as correct;
or
9. Enter a new date in an eight-digit format, including leading zeroes, and then press # and hang up to finish the entry.
