COUNTDOWN PROGRESS BEEPER (TIMER)
Once countdown is activated, there are beepers to
communicate to the user about the progress of the countdown.
• During countdown, 2 beeps emit every minute up to the last
minute.
Then:
• 50” before the end of countdown, 1 beep emits.
• 40” before the end of countdown, 1 beep emits.
• 30” before the end of countdown, 2 beeps emit.
• 20” before the end of countdown, 2 beeps emit.
• 10” before the end of countdown, 1 beep emits every
second to indicate the end of countdown.
At the end of countdown, 1 long beep emits lasting for 1 second
to communicate to the user that the countdown reaches zero,
and the race timing function begins.