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MO1005-EA
Operation Guide 3159
Getting Acquainted
Congratulations upon your selection of this CASIO watch. To get the most out of your
• The actual level at which some functions are disabled depends on the watch model.
purchase, be sure to read this manual carefully.
• Frequent display illumination can run down the battery quickly and require charging.
The following guidelines give an idea of the charging time required to recover from a
Keep the watch exposed
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l l l l l l l l l l l l l l l l l l l l l l l l l l Operation Guide 3159 • Proper signal reception can be difficult or even impossible under the conditions listed About Auto Receive below. The watch receives the time calibration signal automatically up to six times a day (five times a day for the Chinese calibration signal). When any auto receive is successful, the remaining auto receive operations are not performed. The reception schedule (calibration times) depends on your currently selected H
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l l l l l l l l l l l l l Operation Guide 3159 Alarms The Alarm Mode gives you a choice of four one-time To turn auto receive on and off Alarm number alarms and one snooze alarm. 1. In the Timekeeping Mode, press D to display the latest Also use the Alarm Mode to turn the Hourly Time Signal successful receive time and date screen. (SIG) on and off. 2. Hold down A until the current auto receive setting (ON • There are five alarm screens numbered AL1, AL2, or OFF) starts to flash. This is the sett
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l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l Operation Guide 3159 Countdown Timer Power Supply You can set the countdown timer within a range of one This watch is equipped with a solar cell and a rechargeable battery that is charged by minute to 24 hours. An alarm sounds when the countdown the electrical power produced by the solar cell. The illustration shown below shows reaches zero. how you should position the watch for charging. • All of the operations in thi
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l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l Operation Guide 3159 Charging Guide Daylight Saving Time (DST) The following table shows the amount of time the watch needs to be exposed to light Daylight Saving Time (summer time) advances the time setting by one hour from each day in order to generate enough power for normal daily operations. Standard Time. Remember that not all countries or even local areas use Daylight Saving Time. Exposure Level (Brightness) Appr
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Operation Guide 3159 Specifications Accuracy at normal temperature: ± 15 seconds a month (with no signal calibration) Radio-controlled Atomic Timekeeping Precautions Timekeeping: Hour, minutes, seconds, p.m. (P), month, day, day of the week • Strong electrostatic charge can result in the wrong time being set. Time format: 12-hour and 24-hour • The time calibration signal bounces off the ionosphere. Because of this, such factors Calendar system: Full Auto-calendar pre-programmed from the year 200
