Ducati Monster 1200S Owner's Manual page 180

When entering the function, available settings are
indicated on the left: YEAR, MONTH, DAY, while
current date is indicated on the right (e.g.:
DATE SETTING
2014/08/02).
YEAR
Setting the year
2015 / 06 / 23
MONTH
Select "YEAR" option, by pressing button (1) or (2).
Once function is highlighted, press CONFIRM MENU
DAY
button (4).
The year value starts flashing. EXIT
Press button (1) to decrease year value by 1: 2099,
2098, .... 2000, 2099.
Press button (2) to increase year value by 1: 2000,
Fig 102
2001, .... 2099, 2000.
Once you reach the value to be set, press button (4)
and the set year will stop flashing.
179