MA1409-EA
© 2014 CASIO COMPUTER CO., LTD.
Your watch may differ somewhat from the one shown in the illustration.
Some models may use a combination of hands and rotating disks to indicate
information. The word "hand" in this section is used to mean both analog hands
and rotating disks.
5434
Stopwatch Minute Hand
Hour Hand
Minute Hand
24 Hour Hand
Day Indicator
Second Hand
Stopwatch Second Hand
Stopwatch functions
To adjust the time setting
When the second hand is at
12 o'clock, pull the
Click 2.
Rotate the
to change the
Crown
time setting.
Push the
back in.
Crown
Note
Take care that you set the correct AM
or PM time.
When changing the time, move the
minute hand four or fi ve minutes past
your fi nal setting, and then back it up
to the setting you want.
Crown Operations
Some water-resistant models (100 meters, 200 meters)
have a screw-in crown. When you need to perform a crown
operation, rotate it towards you to unscrew it. Then pull
the crown out. Avoid applying undue force when pulling.
The watch loses its water resistance while the crown is
unscrewed. After performing a crown operation, fully screw
the crown back in.
If your watch has a rotary bezel...
You can rotate the bezel to align its ▼ mark with the
minute hand. Then you will be able to tell how much
time has elapsed since aligning the ▼ mark.
Operation Guide 5434/5451
5451
Hour Hand
24 Hour Hand
Minute Hand
A
A
30
B
B
Day Indicator
Second Hand
To change the day indicator setting
Pull the
Crown
out to Click 1.
out to
Crown
Rotate the
to set the day.
Crown
Push the
Crown
back in.
Note
The day indicator setting uses a 31-
day month. Make adjustments for
months of shorter lengths.
Avoid changing the day indicator
setting between the hours of 9
p.m. and 1 a.m. Otherwise, the day
indicator may not change correctly at
midnight.
Current
Using the Stopwatch
The stopwatch measures elapsed time in 1-second increments up to 29 minutes,
59 seconds.
Elapsed time
A
Start
Split time
A
Start
Two fi nishes
A
Start
Click 2
Click 1
Important!
Crown
Do not operate the stopwatch with the crown pulled out.
Note
An elapsed time operation will stop automatically at the end of 30 minutes.
Correcting the 0 Positions of the Hands
Perform the following procedure if the stopwatch hands do not return to their 0 (zero)
positions when you reset the stopwatch.
Pull the
Crown
Use A (clockwise) and B (counterclockwise) to move the
Stopwatch Second Hand
Holding down either button will move the second hand at high speed, until you
release the button.
The
Stopwatch Minute Hand
After all of the hands are the way you want, push the
Important!
Timekeeping stops while the crown is pulled out. Correct the current time setting
after performing the above operation.
Specifi cations
Accuracy: ±20 seconds average per month
Stopwatch: Measuring Capacity: 29'59" (30 minutes)
Crown
Measuring Unit: 1 second
Measurements: Elapsed time; split time; two fi nishes
Battery: One silver oxide battery (Type: SR920SW)
Battery Life: Approximately 3 years (30 minutes stopwatch operation per day)
Loosen
Start
Elapsed time
A
A
A
Stop
Resume
Stop
B
A
B
Split
Split release
Stop
A
B
B
Split
Stop
Split release
Display time of
First runner
Second runner
second runner.
fi nishes.
fi nishes.
Display time of
fi rst runner.
out to Click 2.
and
to 12 o'clock.
Stopwatch Minute Hand
is syncronized with the
Stopwatch Second Hand
Crown
B
Reset
B
Reset
B
Reset
.
back in.
1
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