To Measure Times With The Stopwatch - Casio 3145 Manual

To measure times with the stopwatch

Elapsed Time
E E
J
Start Stop
Split Time
E B
J
Start Split
(SPL displayed)
Two Finishes
E B
J
Start Split
First runner
finishes.
Display time
of first runner.
E-70
E
J
Re-start
B
J
Split release
E
J
Stop
Second runner
finishes.
E
J
Stop
E
J
Stop
B
J
Split release
Display time of
second runner.
B
J
Clear
B
J
Clear
B
J
Clear