Epson Equity II - Manual (Page 97)

3. To set the date, move the cursor to Date and press Enter. You see:
Enter the date in the exact form shown in the box, using two digits for the
month and the day; the program automatically inserts the dashes.
When the date is correct, press Enter. If you enter an invalid date, the
computer beeps, and the date does not change.
4. When both the time and date are correct, press to return to the main
menu to change other settings.
1-8 Diagnostics