Pressing the F5 (Enter) key accesses the submenu:
This screen allows the current date and time to be displayed and, if enabled by password, allows it to be changed. In fact, by pressing the F4 (Change) key, new function keys appear:
•F2 (Day) - Increases the day by one unit
•F3 (Month) - Increases the month by one unit
•F4 (Year) - Increases the year by one unit
•F6 (Hour) - Increases the hour by one unit
•F7 (Min.) - Increases the minutes by one unit
•F8 (Sec.) - Increases seconds by one unit
•F1 (Conf) - Confirms the changes made
•F5 (Abor) - Undoes the changes made and returns to the previous menu