Casio MA1201-EA User Manual
MA1201-EA
Operation Guide 5276
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.
Stopwatch 1/20-second Hand
Hour Hand Minute Hand
Second Hand
A
Click 2Click 1
B
Stopwatch Second Hand
Stopwatch Minute Hand
Stopwatch Hour Hand
Stopwatch functions
To adjust the time setting
When the second hand is at
12 o’clock, pull the
Click 2.
Rotate the Crown to change the
time setting.
Push the Crown back in.
Crown out to
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.
Crown
Day Indicator
To change the day indicator setting
Pull the Crown out to Click 1.
Rotate the Crown away from you
to set the day.
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.
Start
Elapsed time
Current
Crown
Loosen
Using the Stopwatch
The stopwatch measures elapsed time in 1/20-second increments up to 11 hours,
59 minutes, 59.95 seconds.
Elapsed time
A
Start Stop Re-start Stop Reset
Split time
A
Start Split Split release Stop Reset
Two fi nishes
A
Start Split
A
B
B
First runner
fi nishes.
Display time of
fi rst runner.
A A
B A
A B
Stop
Second runner
fi nishes.
Split release
Display time of
second runner.
B
B
B
Reset
Important!
Do not operate the stopwatch with the crown pulled out.
Note
The stopwatch 1/20-second hand will move for 10 minutes after you start an
elapsed time operation. After that, it will stop at 0. When you stop the elapsed time
operation, the 1/20-second hand will move to the 1/20-second reading for the
current elapsed time.
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.
Operational Flow
Use the A button to select the hand whose zero position you want to correct. Each
time you hold down A for about two seconds in the following procedure, it cycles to
the next hand to be corrected.
Use the B button in the following procedure to correct the 0 position of the currently
selected hand. Holding down B moves the current hand at high speed.
Pull the Crown out to Click 2.
Hold down A for about two seconds, the
rotate to indicate the 1/20-second hand setting mode.
If the hand does not align with 00, use the
B button to adjust it.
Hold down A for about two seconds, the
to indicate the second hand setting mode.
If the hand does not align with 12 o’clock, use the
B button to adjust it.
Hold down A for about two seconds, the
Stopwatch Minute Hand
setting mode.
If the hands do not align with 0 hours and 0 minutes, use the
B button to adjust
them.
will rotate to indicate the hour hand and minute hand
Stopwatch 1/20-second Hand
Stopwatch Second Hand
Stopwatch Hour Hand
will
will rotate
and
Specifi cations
Accuracy: ±20 seconds average per month
Stopwatch: Measuring Capacity: 11:59'59.95" (12 hours)
Battery: One silver oxide battery (Type: SR927SW)
Battery Life: Approximately 3 years (2 hours stopwatch operation per day)
Measuring Unit: 1/20 second
Measurements: Elapsed time; split time; two fi nishes
After all of the hands are the way you want, push the Crown back in.
Important!
Timekeeping stops while the crown is pulled out. Correct the current time setting
after performing the above operation.
1
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