Stopwatch; Measuring Elapsed Time; Timer; Setting The Timer Start Time - Casio QW 5531 Operation Manual

Stopwatch

The stopwatch measures elapsed time in units
of one second up to 23 hours, 59 minutes, 59
seconds (24 hours).
Getting ready
Enter the Stopwatch Mode.
Navigating Between Modes
l

Measuring Elapsed Time

Hour (24-hour time)
Seconds
Minutes Hours
1.
Use the operations below to measure
elapsed time.
A
Start
A
Stop
A
Resume
A
Stop
2.
Press (B) to reset the elapsed time to all
zeros.
3.
Press (C) three times to return to the
Timekeeping Mode.
Operation Guide 5531

Timer

The timer counts down from a start time
specified by you. A beeper sounds when the
end of the countdown is reached.
The beeper is muted in the cases described
●
below.
When battery power is low
ー
Getting ready
Enter the Timer Mode.
Navigating Between Modes
l

Setting the Timer Start Time

1.
Pull out the crown to the first click.
2.
Rotate the crown to change the
countdown start time setting.
The countdown start time can be set in
●
1-minute units up to 24 hours.
Hour (24-hour time)
Hours
3.
Push the crown back in.
Note
When the small hour hand and small
●
minute hand are at 12 o'clock, a
countdown start time of 24 hours is
specified.
1.
2.
3.
The watch will beep when the alarm time is
reached.
●
Seconds
Getting ready
Enter the Alarm Mode.
l
Crown
Minutes

Using the Timer

Press (A) to start the countdown.
A beeper sounds when the end of the
countdown is reached.
To pause an ongoing countdown, press
●
(A). To reset a paused countdown to the
start time, press (B).
Press any button to stop the tone.
Press (C) twice to return to the
Timekeeping Mode.

Alarms

The beeper is muted in the cases described
below.
When battery power is low
ー
When watch is at Level 2 power saving
ー
Power Saving
l
Navigating Between Modes
17