Casio MA1107-EB User Manual
MA1107-EB
Operation Guide 5211
Your watch may differ somewhat from the one shown in the illustration. •
Hour
Seconds
Minutes
Day-night indicator
(disk)
Crown
(Normal position)
Day
First click
(Day setting)
Second click
(Time setting)
Stopwatch seconds
Stopwatch
minutes
The day-night indicator performs one rotation every 24 hours. A day sky image is •
shown during the day and a night sky image is shown at night.
To set the time
Pull out the crown to the second click.1.
This will cause the second hand to stop. •
Set the hands b y rotating the crown . Move the minut e hand four or fi ve minutes 2.
past the time you want to set, and then back it up to the proper setting.
Carefully set the time, making sure to distinguish between AM and PM. •
Push the crown back in to the normal position to restart timekeeping.3.
This will cause the second hand to restart. •
To set the day
Pull out the crown to the first click.1.
Set the day by rotating the crown.2.
Push the crown back in to the normal position.3.
Avoid setting the day between 9:00 p.m. and 1:00 a.m. (the day display may not •
change in the following day).
Using the Stopwatch
The stopwatch lets you measure elapsed time up to 59 minutes, 59 seconds. You
can also correct the position of the stopwatch second hand when necessary.
To measure elapsed time
Press 1. A to start the stopwatch.
Press 2. A to stop the stopwatch.
You can resume the measurement operation by pressing • A again.
Press 3. B to reset the stopwatch.
Notes
The stopwatch s econd hand will continue moving until you stop i t. Be sure •
to stop and reset the stopwatch af ter you are finishe d using it. Leav ing the
stopwatch running will run down the watch’s battery.
Adjusting the Stopwatch Second and Minute Hand Positions
Use of the stopw atch can cause t he starting posi tions of the sto pwatch minute
hand and second hand to become misaligned. Use the following procedure to
check hand alignment and to adjust the positions of the hands so they point to
12 o’clock when the stopwatch is reset.
To adjust the positions of the stopwatch hands
Press 1. B to reset the st opwatch, and che ck the alignment of the stopwatc h
minute hand and second hand.
Pull out the crown to the second click.2.
Press 3. A to move the stopwatch second hand forward until it points to
12 o’clock.
If the stopwatc h minute hand is aligned correctly, proceed t o step 5. If the 4.
stopwatch minute hand is also misaligned, press B so the stopwa tch minute
hand jumps to 60.
After making th e adjustments yo u want, push the crown back in to its normal 5.
position.
Note that pulling the crown out also stops hour and minute hands. After •
performing the above procedure, you should also adjust the timekeeping setting.
For a watch with an elapsed time bezel ■
Rotate the elapsed time bezel to align the
minute hand.
After that, you will be able to determine how mu ch time has
elapsed since yo u adjusted the b ezel position by checking the
bezel value that the minute hand is currently pointing to.
Some water resist ant models are equ ipped with a screw •
lock crown.
With such model s, you must unsc rew 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.
Note that a screw lock crown watch is not water resistant •
while its crown is loose. Be sure to screw the crown back in
as far as it will go after configuring settings.
mark with the
Specifications
Accuracy at normal temperature: ± 20 seconds a month
Display: 3 analog hands (timekeeping hour and minutes, stopwatch seconds),
3 dials (stopwatch minutes, day-night indicator, timekeeping seconds), day
Stopwatch function: Measuring capacity: 59 minutes, 59 seconds
Battery: One silver oxide battery (Type: SR626SW)
Approximately 2 years on type SR626SW (assuming one stopwatch operation 60 minutes
per day)
Measuring unit: 1 second/Measuring mode: Elapsed time
Elapsed time bezel
1
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