Operation Guide 5174
MA1012-EA
E-1
ENGLISH
Congratulations upon your selection of this CASIO watch.
This watch does not have a city code that corresponds to the UTC offset of –3.5
hours. Because of this, the radio-controlled atomic timekeeping function will not
display the correct time for Newfoundland, Canada.
Note that CASIO COMPUTER CO., LTD. assumes no responsibility for any damage
or loss suffered by you or any third party arising through the use of this product or
its malfunction.
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About This Manual
Button operations are indicated using the letters A
through D shown in the illustration.
Hand Functions
Hour Hand
Second Hand
Minute Hand
Left Dial Hand: Indicates the current mode.
Lower Dial Hand
Right Dial Hands: Indicate a time, in 24-hour format,
depending on the current mode.
Day
This User’s Guide uses numbers shown above to identify watch hands and indicators.
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Things to check before using the watch
1. Hold down C for about two seconds to enter the Timekeeping Mode, and
then observe the movement of the
Second Hand.
Is the
Second Hand moving smoothly in one-second intervals?
Is the
Second Hand moving at
two-second intervals or is it stopped
completely?
Go to step 2.
The watch is charged suffi ciently.
For details about charging, see
“Charging the Watch” (page E-10).
Power is low. Charge the watch by placing
it in a location where it is exposed to light.
For details, see “Charging the Watch”
(page E-10).
NO
YES
YES
NEXT
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2. Check the Home City and the daylight saving time (DST) setting.
Use the procedure under “To confi gure Home City settings” (page E-34) to confi gure
your Home City and daylight saving time settings.
Important!
Proper time calibration signal reception and World Time settings depend on correct
Home City, time, and date settings in the Timekeeping Mode. Make sure you
confi gure these settings correctly.
3. Set the current time.
x To set the time using a time calibration signal
See “To get ready for a receive operation” (page E-23).
x To set the time manually
See “Confi guring Current Time and Date Settings Manually” (page E-38).
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The watch is now ready for use.
For details about the watch’s radio controlled timekeeping feature, see “Radio
x
Controlled Atomic Timekeeping” (page E-18).
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Contents
E-2 About This Manual
E-3 Things to check before using the watch
E-10 Charging the Watch
E-17 To recover from the sleep state
E-18 Radio Controlled Atomic Timekeeping
E-23 To get ready for a receive operation
E-26 To perform manual receive
E-28 To check the result of the latest receive operation
E-30 Mode Reference Guide
E-31 To determine the watch’s current mode
E-31 To return to the Timekeeping Mode from any other mode
E-32 To select a mode
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E-33 Timekeeping
E-34 Confi guring Home City Settings
E-34 To confi gure Home City settings
E-36 To toggle the Home City time between standard time and daylight
saving time
E-38 Confi guring Current Time and Date Settings Manually
E-38 To change the current time setting manually
E-41 To change the current date setting manually
E-44 Using the Stopwatch
E-45 To perform elapsed time measurement
E-45 To perform an elapsed time operation
E-45 To pause at a split time
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E-47 Using the Countdown Timer
E-48 To specify the countdown start time
E-49 To perform a countdown timer operation
E-50 To stop the alarm
E-51 Checking the Current Time in a Different Time Zone
E-52 To view the time in another time zone
E-53 To specify standard time or daylight saving time (DST) for a city
E-55 To swap your Home City and World Time City
E-57 Using the Alarm
E-58 To change the alarm time setting
E-58 To turn the alarm on or off
E-58 To stop the alarm
E-59 Adjusting Home Positions Manually
E-59 To adjust the home positions manually
E-9
E-63 Troubleshooting
E-72 Specifi cations
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