Operation Guide 3134 3205 Getting Acquainted Congratulations upon your selection of this CASIO watch. To get the most out of your purchase, be sure to read this manual carefully. • This watch does not have a time zone that corresponds to the UTC offset of –3.5 hours.
See “Timekeeping” for more information about manual time settings. • The U.S. time calibration signal can be picked up by the watch while in North America. The term “North America” in this manual refers to the area that consists of Canada, the continental United States, and Mexico.
(provided that the Timekeeping Mode time is set correctly). Before going to bed for the night, remove the watch from your wrist, and put it in a location where it can receive the signal easily.
180° 90° • While the watch is taking compass readings, it displays a direction angle, a direction indicator, and four direction pointers, all of which change dynamically when the watch is moved. The direction angle, direction indicator and direction pointers all disappear from the display after the compass reading operation is complete.
• At this time, display. 3. Place the watch on a level surface, and position it so that its 12 o’clock position points north (as measured with another compass). 4. Press C to start the calibration operation. •...
ISA (International Standard Atmosphere) preset values. You also can specify a reference altitude, which the watch will use to calculate your current altitude based on °C (or °F) if a the value you specify.
Operation Guide 3134 3205 When you measure altitude using a reference altitude specified by you After you specify a reference altitude, the watch uses that value to convert the current measured barometric pressure value to altitude. • When mountain climbing, you can set the...
• The high tide time setting is not affected by the DST (summer time) setting of the Timekeeping Mode. • On some days, there are two high tides. With this watch, you can adjust the first high tide time only. The second high tide time for that day is adjusted automatically based on the first high tide time.
The reset period is the portion of the countdown between the reset time and zero. While timing is in the reset period, the watch will beep four times at the top of each minute and 10 seconds before the end of the countdown.
• The auto light switch turns off automatically whenever battery power drops to Level 4. • Illumination may not turn on right away if you raise the watch to your face while a barometric pressure or altitude measurement operation is in progress.
If you experience problems getting the special rechargeable battery to charge fully, contact your dealer or CASIO distributor about having it replaced. • Never try to remove or replace the watch’s special battery yourself. Use of the wrong type of battery can damage the watch.
Home City (the city where you normally use the watch). If your location is not included in the preset city codes, select the preset city code that is in the same time zone as your location.
Whenever you have a sensor malfunction, be sure to take the watch to your original dealer or nearest authorized CASIO distributor as soon as possible. Last Quarter (Waning)
Operation Guide 3134 3205 To recover from the sleep state Perform any one of the following operations. • Move the watch to a well-lit area. It can take up to two seconds for the display to turn on. • Press any button.
• 6 minutes of signal reception per day Frequent use of illumination runs down the battery. Particular care is required when using the auto light switch. 20 months when the watch is left in the sleep state (display off) after a full charge. City Code Table...