Decagon Devices KD2 Pro Operator's Manual page 26

3 THE MENUS
Date
Follow steps 1 through 5 to change the current date.
1. Press Enter to select the date display.
2. The date appears in the center of the screen in day/month/year
format. A pair of arrows are present above and below the first
number.
3. Use the up and down arrow keys to change this number.
4. Press Enter to move to the next item, and repeat step #3. If
you need to return to the previous number, press Escape.
5. When you have finished changing the last number, press Enter
to return to the Configuration Menu.
Time
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KD2 Pro