Ducati Scrambler Manual page 118

Entering the old PIN CODE:
Note
If upon accessing this function, the "N : " (New)
and four flashing dashes "- - - -" are shown, it means
that the PIN CODE has never been activated and it is
necessary to do it.
When accessing this function, the display will show
"O:" (OLD) followed by four flashing dashes "- - - -"
(A).
To go back to the previous screen without entering
any PIN CODE, press button (2) for 2 seconds.
While if you press button (4) with the 4 flashing
dashes "- - - -", the old PIN CODE will be entered.
1) Only the first digit on the left will start flashing
with indicated the number "0" (B)
2) Each time you press the button (1) the displayed
number increases by one (+ 1) up to "9" and then
starts back from "0"
3) Each time you press the button (2) the displayed
number decreases by one (- 1) up to "0" and then
starts back from "9"
4) Press button (4) to confirm the number and
move on to the following digit which will start
flashing.
A
B
1
4 2
Fig 98
117