User manual CASIO MA0804-EG

[. . . ] MA0804-EG Operation Guide 4343 Power Saving Power Saving causes the watch to enter a sleep state automatically and stop movement of the analog hands in order to save power whenever it is left in the dark. The watch will exit the sleep state if you expose it to light or perform any button operation. · Note that the watch may also enter the sleep state and stop if it is blocked from light by your sleeve. Before using the watch. . . Expose the watch to light Your watch runs on electrical power generated from light and stored by a chargeable battery. Long-term storage of the watch can cause the battery to run low, so be sure to expose the watch to light for some time before using it for the first time. [. . . ] Under certain signal conditions however, the receive operation can take as long at 14 minutes. Certain conditions can make reception impossible even when the watch is within one of the reception ranges shown above. Even if you are within the reception range of a transmitter, objects between you and the transmitter or electrical noise can interfere with reception. Avoid such areas during signal reception. See "Location" for more information. · Are you within the reception range of a transmitter?See "Reception Ranges" for information about areas where the watch can receive the signal. · Do you have the correct Home City code selected?Remember that auto receive is not performed unless TYO (Tokyo), HKG (Hong Kong), NYC (New York), CHI (Chicago), DEN (Denver), LAX (Los Angeles), ANC (Anchorage), or HNL (Honolulu) is selected as the Home City. Select the correct Home City code using the procedure under "Changing the Home City Setting". · Is the signal being transmitted?Though the time data of the Japanese calibration signal (Call Sign: JJY) is maintained by the Japan Standard Time Group of the National Institute of Information and Communications Technology (NICT), it sometimes may be interrupted for periodic maintenance work, or because of lightning or other problems. Time calibration signal reception is successful, but the hourly time signal and current time are slightly off. · After the watch receives the time calibration signal, it performs an internal decoding process before updating its time setting. Because of this, the time setting may be off slightly (within one second). Time calibration signal reception is successful, but the current time setting is wrong. · Is the correct city code selected for your Home City?Select the correct Home City code using the procedure under "Changing the Home City Setting". Among or near buildings Near high-voltage lines Inside a vehicle (automobile, train, plane, etc. ) Next to a household appliance or office equipment (TV, speaker, fax, computer, cell phone, etc. ) In a location where there is radio interference (construction site, airport, etc. ) Near mountains If you are experiencing problems with reception, move away from the types of locations described above to a location with better reception, and try again. Using the Chronograph The chronograph performs 1/20-second elapsed time measurement up to 23 hours, 59 minutes, 59. 95 seconds (24 hours). When the maximum limit is reached, the elapsed time returns to zero automatically and timing continues from there. · In the Timekeeping Mode, press the B button once to enter the Chronograph Mode. To start or stop an elapsed time operation Enter the Chronograph Mode to use the chronograph. Second · Reset · Start · Stop Hour, Minute 30 Timekeeping Mode Chronograph Mode Indicator hand makes one revolution. 1/20 second 30 30 Start Second hand counts seconds. Second hand moves to "0". Stop Reset · To return to the Timekeeping Mode, press the A button while the chronograph is reset to zero. · 1/20-second timing is performed for the first minute after you start or restart an elapsed time measurement operation. The 1/20second hand also jumps to the elapsed time position when you stop an elapsed time measurement operation. · Pressing the A button while an elapsed time measurement operation is in progress resets the chronograph to zero. Cumulative Time Measurement Pressing the B button to restart the chronograph without resetting it to all zeros resumes elapsed time measurement from where it was last stopped. 4 Operation Guide 4343 Using World Time World Time lets you display the current time in any one of 27 cities (29 time zones) around the world. [. . . ] · Keep A button depressed until the indicator hands stops at 12 o'clock. · The second hand also will move to "0" at this time. Second Hand · Each press of either button changes the setting by one minute. 30 · Holding down either button will cause the hands to move Date Hour, at high speed. Once started, Minute (+) high-speed hand movement (+) will continue even if you release the button. [. . . ]