Functions of the three-button Monte Carlo are as follows:
- start timer by pressing the crown
- press crown again for "time out" / "time in"; may use time out / time in function repeatedly
- stop timer by pressing crown
- press right pusher to reset minute and second hands to zero; press left pusher to advance hour disk to zero
Functions of the two-button Monte Carlo are as follows:
- start timer by pressing the crown
- press crown again for "time out" / "time in"; may use time out / time in function repeatedly
- stop timer by pressing crown
- press right pusher to reset minute and second hands, and hour disk, to zero
You can read more about the operation of the two-button Monte Carlo in the Instruction Booklet that came with this stopwatch.