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Before using the stopwatch, reset the stopwatch hands.
To the “12” and “0” position.
STANDARD STOPWATCH MEASUREMENT:
1. Press pusher “A” to start timing.
2. Press pusher “A” to stop timing.
3. Press pusher “B” to reset.
ACCUMUlATED ElAPSED TIME MEASUREMENT:
1. Press pusher “A” to start timing.
2. Press pusher “A” to stop timing.
3. Press pusher “A” to restart timing.
4. Press pusher “A” to stop 2nd timing.
5. Press pusher “B” to reset.
Example of using split time measurement for two runners.
Two runners can be timed simultaneously; the first runner’s time
can be recorded while the second runner’s time will continue to be
accumulated until he finishes.
SPlIT TIME MEASUREMENT:
1. Press pusher “A” to start the timing of the first runner.
2. Press pusher “B” to stop and record the timing of the first runner.
(Once pusher B is activated, even though the stopwatch 1/20
sec. hand and the big stopwatch sec. hand stop on the dial, the
stopwatch still continues to time internally.)
3. Press pusher “B” to start the timing of the second runner. The
stopwatch sec. hand will jump to show internal accumulated time
and to carry on timing of the second runner.
4. Press pusher “A” to stop the timing of the second runner and record
the time.
5. Press pusher “B” for third time to reset, all stop watch hands will
return to 12 o’clock position.
TO ADJUST STOPWATCH HAND (for yM12 / yM91 / yM1G):
1. Pull crown to position “C”.
2. Press pusher “A” for 2 seconds, the stopwatch minute hand turns a
full cycle.
3. Press pusher “B” repeatedly to set stopwatch minute hand to “0”
position.
4. Press pusher “A” again for 2 seconds, the stopwatch second hand
turns a full cycle.