MV Agusta F4 RR Manual De Usuario página 142

Now, press "OK" for over three seconds to delete the
value. Otherwise, press "SET" for less than three sec-
onds to stop the deletion procedure.
Subsequently, by pressing the "OK" key for more
than three seconds, all the previously acquired times
can be cancelled.
Once all the data have been cancelled, press the
"SET" key to return to the "LAPS VIEW" mode and then
to the following mode.
OPERATION
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