Omron Programmable Terminals NT631 Setup Manual page 209

System Maintenance
192
Display/set clock data by following the menu operation from the System Menu
shown below.
Ver 4.12
Pressing Abort causes the NT631/NT631C to return to the date and time dis-
play without executing setting (with the previous settings still effective).
Select Maintenance Mode.
Select Calendar Check.
Press Set.
If you are just checking the display, press
Quit at this point; the NT631/NT631C will
return to the MAINTENANCE MODE
MENU screen.
Set the date.
Each of the digits of the year, month, date,
hour, minute, and second settings, and the
day of the week setting, are touch switches:
press these touch switches to change the
corresponding settings.
Press Quit.
The clock data is set and the NT631/NT631C
returns to the date and time display.
Section 6-11