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Casio 5225 Operation Manual

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Your watch may differ somewhat from the one shown in the illustration.
Stopwatch hour
Stopwatch second
Alarm indicator
Stopwatch 1/20 second
To set the time
When the second hand is at 12 o'clock, pull out the crown to the second click
to stop it.
Set the hands by rotating the crown. Move the minute hand four or five minutes
past the setting you want, and then back them up to the setting.
Push the crown back in on a time signal to resume timekeeping.
To set the day
Avoid setting the day between 9:00 p.m. and 1:00 a.m.
Pull out the crown to the first click.
Set the day by rotating the crown counterclockwise.
Push the crown back in to its normal position.
Using the Alarm
While the alarm is turned on, the alarm sounds whenever the hour hand becomes
aligned with the alarm hand (twice a day).
To set the alarm time
Pull out the crown to the first click.
Rotate the crown clockwise to move the alarm hand to the alarm setting you
Push the crown back in to its normal position.
Pull out the
C button.
The alarm will sound when the hour hand aligns with the alarm hand.
To turn the alarm ON or OFF
ON: Pull the C button out.
OFF: Push the C button back in to its normal position.
Note that the alarm of this watch is an analog type, which means the alarm
sounds when the hour hand aligns with the alarm hand. The alarm sounds twice
a day if you leave it on. If the alarm hand is pointing at 6, for example, the alarm
will sound at 6:00 a.m. and 6:00 p.m.
If you do not stop the alarm after it sounds, it will stop automatically after
15 seconds. It will sound again two minutes and 45 seconds after it stops.
The above cycle will repeat a number of times (after which it stops
automatically), or until you stop the alarm by pressing the C button in.
To stop the alarm
After the alarm starts sounding, push the C button back in to its normal position
to stop it.
Using the Stopwatch
The stopwatch lets you measure elapsed time up to 4 hours, 59 minutes,
59.95 seconds.
The illustration shows a time of 2 hours, 20 minutes, 40 seconds.
Do not try to perform stopwatch operations while the crown is pulled out either
to the first or second click. If you try to press a button, you might accidentally
cause the crown to rotate and change the current time or day setting.
To measure elapsed time
A to start the stopwatch.
A to stop the stopwatch.
You can resume the measurement operation by pressing
B to reset the stopwatch.
To adjust the positions of the stopwatch hands
B to reset the stopwatch, and check the alignment of the stopwatch
second hand and 1/20 second hand.
Pull out the crown to the second click.
A to move the stopwatch second hand.
If the stopwatch 1/20 second hand is aligned correctly, proceed to step 5. If
the stopwatch 1/20 second hand is also misaligned, press B to move the
stopwatch 1/20 second hand.
After making the adjustments you want, push the crown back in to its normal
After performing the above procedure, you should also adjust the timekeeping
Operation Guide 5225
Stopwatch minute
First click
(Day setting)
Second click
(Time setting)
(Normal position)
Alarm time
A again.
For a watch with an elapsed time bezel
Rotate the elapsed time bezel to align the
minute hand.
After certain amount of time elapsed, read the graduation on
the elapsed time bezel which the minute hand points to.
The elapsed time is indicated.
Some water resistant models are equipped with a screw
lock crown.
With such models, you must unscrew the crown in the
direction noted in the illustration to loosen it before you can
pull it out. Do not pull too forcibly on such crowns.
Also note that such watches are not water resistant while
their crowns are loosened. Be sure to screw the crowns
back in as far as they will go after making any setting.


Accuracy at normal temperature: ± 20 seconds a month
Display: 4 analog hands (timekeeping hour and minutes, stopwatch seconds, alarm),
3 dials (time keeping seconds/stopwatch 1/20 seconds, stopwatch hours and
minutes), day
Stopwatch function: Measuring capacity: 4:59'59.95"/Measuring unit: 1/20 second
Measuring modes: Elapsed time
Alarm: Analog (12-hour hand system)
Battery: One silver oxide battery (Type: SR927W)
Approximately 2 years on type SR927W (assuming 12 hours of stopwatch hand operation
per day and 15 seconds of alarm operation per day)
mark with the
Elapsed time bezel