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MO0805-EA
Operation Guide 3150
Getting Acquainted
• The actual level at which some functions are disabled depends on the
Congratulations upon your selection of this CASIO watch. To get the most out
watch model.
of your 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
Keep the watch exposed to bright light
required to recover
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Operation Guide 3150 3. Press A to exit the setting screen. Approximate Reception Ranges • Normally, your watch should show the correct time as soon as you select your Home City code. If it does not, it should adjust automatically after the 1,500 kilometers next auto receive operation (in the middle of the night). You also can perform manual receive or you can set the time manually. Anthorn • The watch will receive the time calibration signal automatically from the applicable transmitter (in the
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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 Operation Guide 3150 Note To turn auto receive on and off • When a calibration time is reached, the watch will receive the calibration 1. In the Timekeeping Mode, press D to display signal only if it is in either the Timekeeping Mode or World Time Mode. the last successful receive time and date Reception is not performed if a calibration time is reached while you are screen. configuring settings. 2. Hold down A until the current a
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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 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 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 3150 Rally Mode The Rally Mode of your watch can be used to measure special stage elapsed time, and to keep track of the goal target time (countdown). The Rally Mode timing operation is shown in the illustration below. Special stage Elapsed time Remaining target time elapsed ti
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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 Operation Guide 3150 Recall Mode To delete all memory records You can use the Recall Mode to view the following data in watch memory. You can use the following procedure to clear all • Times measured in the Rally Mode of the measurement data records currently stored • Total of the measured times currently in memory (TTL) in watch memory. • You can use the D (forward) and B (back) buttons to scroll through 1. Use the D and B button to display
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l l l l l l l l l l l l l l Operation Guide 3150 Stopwatch Alarm Types The stopwatch lets you measure elapsed time, Minutes 1/100 second The alarm type is determined by the settings you make, as described below. split times, and two finishes. Seconds • The display range of the stopwatch is 23 hours, • Daily alarm 59 minutes, 59.99 seconds. Set the hour and minutes for the alarm time. This type of setting causes the • The stopwatch continues to run, restarting from alarm to sound everyday at the
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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 l l Operation Guide 3150 Illumination Important! This watch has an EL (electro-luminescent) panel Auto light switch • Storing the watch for long periods in an area where there is no light or that causes the entire display to glow for easy on indicator wearing it in such a way that it is blocked from exposure to light can cause reading in the dark. The watch’s auto light switch rechargeable battery power to run down. Be
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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 Operation Guide 3150 Charging Guide 3. Press C to move the flashing in the sequence shown below to select the After a full charge, timekeeping remains enabled for up to about seven other setting. months. 12/24-Hour City Code DST Seconds Hour • The following table shows the amount of time the watch needs to be Format exposed to light each day in order to generate enough power for normal daily operations. Power Saving Day Month Year Minutes Exposu
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l l l l l l l l l l l l l l l l Operation Guide 3150 • If you change your Home City to one that is within the same transmitter Radio-controlled Atomic Timekeeping Precautions area, the current DST setting will be retained. If you change to a city that is • Strong electrostatic charge can result in the wrong time being set. outside your current transmitter area, DST will be turned off automatically. • The time calibration signal bounces off the ionosphere. Because of this, Transmitter area city c
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Operation Guide 3150 Auto light switch precautions • Avoid wearing the watch on the inside of your wrist. Doing so causes the auto light switch to operate when it is not needed, which shortens battery life. If you want to wear the watch on the inside of your wrist, turn off the auto light switch feature. More than 15 degrees • Illumination may not turn on if the face of the too high watch is more than 15 degrees above or below parallel. Make sure that the back of your hand is parallel to the gro
