Casio 3539 - Stopwatch; Measuring Elapsed Time; Measuring a Split Time; Timing the First and Second Place Finishers

Stopwatch
The stopwatch measures elapsed time in
1/100-second units for the first hour, and in 1-
second units after that for up to 23 hours 59
minutes 59 seconds (24 hours).
Measuring Elapsed Time
1. Enter the Stopwatch Mode.
l
Navigating Between Modes
2. Use the operations below to measure
elapsed time.
Stop
Resume
Stop
Start
●
Elapsed time is shown in 1/100-second
units for the first hour of the
measurement. After the first hour,
elapsed time is shown in one-second
units.
Hour, minute, second
After first hour
Minutes, seconds,
1/100 seconds
First hour
3. Press (A) to reset the measurement time
to all zeros.
Measuring a Split Time
1. Enter the Stopwatch Mode.
l
Navigating Between Modes
2. Use the operations below to measure
elapsed time.
●
Pressing (A) displays the elapsed time
from the start of a race up to the point
when you pressed the button (split
time).
D
A
A
D
Stop
Split release
Split
Start
●
Elapsed time is shown in 1/100-second
units for the first hour of the
measurement. After the first hour,
elapsed time is shown in one-second
units.
After first hourFirst hour
Hour, minute, secondMinutes, seconds,
1/100 seconds
3. Press (A) to reset the measurement time
to all zeros.
Timing the First and Second
Place Finishers
1. Enter the Stopwatch Mode.
l
Navigating Between Modes
2. Use the operations below to measure
elapsed time.
D
A
D
2nd Finisher*
1st Finisher*
Start
* This displays the time of the first
finisher.
●
Elapsed time is shown in 1/100-second
units for the first hour of the
measurement. After the first hour,
elapsed time is shown in one-second
units.
After first hourFirst hour
Hour, minute, secondMinutes, seconds,
1/100 seconds
3. Press (A) to display the time of the second
finisher.
4. Press (A) to reset the measurement time
to all zeros.
Watch Operation Guide 3539
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