Casio GW1500A 1AV Watch User Manual
Contents
1. e The time calibration signals transmitted from Fukushima and Fukuoka Saga Japan do not include summer time data e The default DST setting is Auto DST AUTO whenever you select LIS LON MAD PAR ROM BER STO ATH MOW HKG BJS TPE SEL TYO HNL ANC YVR LAX YEA DEN MEX YWG CHI MIA YTO NYC YHZ or YYT as your Home City code e If you experience problems receiving the time calibration signal in your area it is probably best to switch between Standard Time and Daylight Saving Time Summer time manually To change the Daylight Saving Time summer time setting 1 In the Timekeeping Mode hold down until the city code starts to flash which indicates the setting screen 2 Press once and the DST setting screen appears 3 Use to cycle through the DST settings in the sequence shown below Auto DST AUTO DST off OFF DST on ON 4 When the setting you want is selected press to exit the setting screen e The DST indicator amp appears on the display to indicate that Daylight Saving Time is turned on Analog Timekeeping The analog time of this watch is synchronized with the digital time The analog time setting is adjusted automatically whenever you change the digital time Note e The hands for the analog timepiece move to adjust to a new setting whenever any of the following occurs When you change the digital time setting manually When the digital time setting is changed by time calibration s2. England e The transmitter indicator turns off automatically at the start of the first auto receive operation of a new day The time of the first auto receive operation of a new day depends on your currently selected Home City Transmitter indicator To perform manual receive i 1 Enter the Timekeeping Mode eae Bp 2 Place the watch on a stable surface so its 12 o clock side is facing towards a window 3 Hold down for about two seconds until the Receiving Indicator appears on the display e The indicator of the transmitter whose signal the watch is attempting to receive will flash e Time calibration signal reception takes from two to 14 minutes Take care that you do not perform any button operations or move the watch during this time Receive successful e f the receive operation is successful the reception date SET iJj Receive date and time appear on the display along with the GET indicator The indicator of the transmitter whose signal the watch received will also be indicated The watch will enter the Timekeeping Mode if you press or if you do not perform any button operation for about one or two minutes aan e If the current reception fails the display shows the ERR Receive time indicator The watch will enter the Timekeeping Mode without poco elena changing the time setting if you press or if you do not PRD perform any button operation for about one or two minutes Transmi
3. again after the rechargeable battery is charged but you need to set the time and date after the battery reaches Level 4 indicated by the flashing charge indicator C from Level 5 You will not be able to configure any of the other settings until the battery reaches Level 3 no charge indicator after dropping to Level 5 e Leaving the watch in direct sunlight or some other very strong light source can cause the battery level indicator to show a reading that is momentarily higher than the actual battery level The correct battery level indicator should appear after a few minutes e The watch s Home City code setting will change automatically to TYO Tokyo whenever the battery drops to Level 5 With this Home City code setting the watch is configured to receive the time calibration signals of Japan If you are using the watch in North America or Europe you will need to change the Home City code setting to match your location whenever the battery drops to Level 5 e If you use the illumination or alarms a number of times during a short period the hands of the watch will stop Battery Level Indicator will show R at this time Also the following operations will become disabled until battery power recovers Illumination Beeper tone Time calibration signal reception After some time battery power will recover and the above functions will be enabled again Charging Precautions Certain charging conditions can cause the watch to become
4. change from mode to mode e In any mode except when a setting screen is on the display press to illuminate the face of the watch Battery Level Indicator World Time Mode BIS I ha LEET Le WIE gt N maJ r iHi 38 WD y CP YX gt TIAN io GE772 Timekeeping Mode lt ul LS Radio controlled Atomic Timekeeping This watch receives a time calibration signal and updates its time setting accordingly e Supported time calibration signals Germany Mainflingen England Rugby United States Fort l Collins Japan ea G Current Time Setting This watch adjusts its time setting automatically in accordance with a time calibration signal You can also aie perform a manual procedure to set the time and date when necessary e The first thing you should do after purchasing this watch is to specify your Home City the city where you normally will use the watch For more information see To specify your Home City Day Month Seconds y 855 e When using the watch outside the areas covered by the time signal transmitters you will have to adjust the current time setting manually as required See Timekeeping for more information about manual time settings e 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 e The anal
5. operation with the press of a button For more information see To perform manual receive we An Important e When getting ready to receive the time calibration signal position the watch as shown in the nearby illustration with its 12 o clock side facing towards a window Make sure there are no metal objects nearby 12 o clock J e Make sure the watch is facing the right way Operation Guide 4765 e Proper signal reception can be difficult or even impossible under the conditions listed below ain i XJ AN X N x Inside or Inside a Near Near a Near high Among or among vehicle household construction tension behind buildings appliances site airport power lines mountains office or other equipment sources of or a mobile electrical phone noise Signal reception normally is better at night than during the day Time calibration signal reception takes from two to seven minutes but in some cases it can take as long as 14 minutes Take care that you do not perform any button operations or move the watch during this time The time calibration signal the watch will attempt to pick up depends on its current Home City code setting as shown below If you use the watch in Japan or Europe each of which has two different transmitter locations it will try to receive the time calibration signal from one of the transmitters in your current location If it cannot receive the signal
6. to 23 59 without any indicator Illumination Precautions e Illumination may be hard to see when viewed under direct sunlight e Illumination automatically turns off whenever an alarm sounds e Frequent use of illumination runs down the battery City Code Table ay City Seiten al Other major cities in same time zone PPG Pago Pago 11 0 HNL Honolulu 10 0 Papeete ANC Anchorage 09 0 Nome YVR Vancouver 08 0 San Francisco Las Vegas LAX Los Angeles Seattle Tacoma Dawson City Tijuana SER Zamonton 07 0 El Paso Edmonton Culiacan MEX Mexico City YWG Winnipeg 06 0 Houston Dallas Fort Worth New Orleans CHI Chicago VIA wami Montreal Detroit Miami Boston YTO Toronto 05 0 P City H Li Bogot NYC New York anama City Havana Lima Bogota ces Caracas 04 0 La Paz Santiago Port Of Spain YYT St Johns 03 5 RIO Rio De Janeiro 03 0 Sao Paulo Buenos Aires Brasilia Montevideo RAI Praia 01 0 DnA spon 00 0 Dublin Casablanca Dakar Abidjan MAD Madrid PAR Paris ROM Rome 01 0 Milan Amsterdam Algiers Hamburg Frankfurt Vienna BER Berlin STO Stockholm ATH Athens CAI Cairo 02 0 Helsinki Istanbul Beirut Damascus Cape Town JRS Jerusalem ceni Moscow 03 0 Kuwait Riyadh Aden Addis Ababa Nairobi THR Tehran 03 5 Shiraz DXB Dubai 04 0 A
7. to remove or replace the watch s special battery yourself Use of the wrong type of battery can damage the watch e The current time and all other settings return to their initial factory defaults whenever battery power drops to Level 5 and when you have the battery replaced e Turn on the watch s Power Saving function and keep it in an area normally exposed to bright light when storing it for long periods This helps to keep the rechargeable battery from going dead To check the current battery level Press to display the battery level indicator Battery level indicator 30 S oun S GETS CASIO Operation Guide 4765 The battery level indicator shows you the current power level of the rechargeable battery Level Battery Level Indicator Function Status 1 All functions enabled All functions enabled Alarm hourly time signal illumination and time calibration signal reception disabled DOG Charge Soon Alert Gx All functions disabled Charge Soon Alert All functions including timekeeping 5 disabled and initialized Q e The flashing Low indicator L at Level 3 and the flashing charge indicator C at Level 4 tell you that battery power is very low and that exposure to bright light for charging is required as soon as possible e At Level 5 all functions are disabled and settings return to their initial factory defaults Functions are enabled once
8. which you enter by pressing To measure times with the stopwatch Elapsed Time Start Stop Re start Stop Clear Split Time Start Split Split release Stop Clear Sf displayed Two Finishes D A O o Start Split Stop Split release Clear First runner Second runner Display time of finishes finishes second runner Display time of first runner Alarm When the alarm is turned on the alarm sounds when the alarm time is reached You can also turn on an Hourly ai riki 2 seconds Time Signal which will cause the watch to beep twice every hour on the hour ii O e When the alarm is turned on the alarm screen D alternates between ALON alarm on and the current AIRA alarm time hour and minutes When the alarm is off On Off status D ALOF alarm off remains on the alarm screen e All of the operations in this section are oo in the Alarm Mode which you enter by pressing Alarm screen e Pressing in the Alarm Mode toggles between the Press O alarm screen and Hourly Time Signal screen Hourly Time Signal Screen GETS To set the alarm time In the Alarm Mode press to display the alarm screen Hold down until the hour setting of the alarm time starts to flash which indicates the setting screen e This operation automatically turns on the alarm 3 Press to move the flashing between the hour and minute settings Alarm time Hour Minu
9. City Code Table To toggle a city code time between Standard Time and Daylight Saving Time 1 In the World Time Mode use O to display the city code time zone whose Standard Time Daylight Saving Time setting you want to change 2 Hold down to toggle Daylight Saving Time DST indicator displayed and Standard Time DST indicator not displayed my i DST indicator e Note that you cannot use the World Time Mode to change the DST setting of the Home City code you currently have selected in the Timekeeping Mode See To change the Daylight Saving Time Summer time setting for information about turning the Home City code DST setting on and off e The DST indicator will appear on the display whenever you display a city code for which Daylight Saving Time is turned on e Note that the DST Standard Time setting affects only the currently displayed city code Other city codes are not affected Countdown Timer Seconds You can set the countdown timer within a range of one to 60 minutes An alarm sounds when the countdown reaches zero e Calibration signal reception both auto and manual is disabled while a countdown timer operation is in progress e All of the operations in this section are performed in the Countdown Timer Mode which you enter by pressing Minutes To set the countdown start time 1 While the countdown start time is on the display in the Countdown Timer Mode hold down until the current countdow
10. MO0705 EA CASIO Operation Guide 4765 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 Keep the watch exposed to bright light Bright Light The electricity generated by the solar cell of the watch is stored by a built in battery Leaving or using the watch where Trott it is not exposed to light causes the battery to run down D Make sure the watch is exposed to light as much as possible Solar cell Q e When you are not wearing the watch on your wrist 7 N position the face so it is pointed at a source of bright light e You should try to keep the watch outside of your sleeve as much as possible Charging is reduced significantly if the face is only partially covered e The watch continues to operate even when it is not exposed to light Leaving the watch in the dark can cause the battery to run down which will result in some watch functions to be disabled If the battery goes dead you will have to re configure watch settings after recharging To ensure normal watch operation be sure to keep it exposed to light as much as possible Battery charges in the light Battery discharges in the dark Solar cell Bright Light Converts light to Electrical electrical power ay energy All functions enabled Dis T Some or all charge functions _ disabled Rechargeable battery General Guide e Press to
11. PE SEL TYO HKG BJS TPE SEL TYO HNL ANC YVR LAX YEA DEN MEX HNL ANC YVR LAX YEA YWG CHI MIA YTO NYC YHZ or DEN MEX YWG CHI MIA YYT YTO NYC YHZ or YYT as your Home City Time setting is e If the time is one hour off the DST e Change the DST setting to incorrect setting may be incorrect Auto DST following signal e The Home City code setting is not e Select the correct Home City reception correct for the area where you are code using the watch e For further information see Important under Time Calibration Signal Reception and Radio controlled Atomic Timekeeping Precautions World Time The World Time Mode digitally displays the current time in City code 48 cities 29 time zones around the world e If the current time shown for a city is wrong check your Home City time settings and make the necessary changes e The watch will perform a signal reception even if it is in the World Time Mode when a calibration time is reached If this happens the World Time Mode time settings will be adjusted in accordance with the Timekeeping Mode s Home City time mni e All of the operations in this section are performed in the Beles i World Time Mode which you enter by pressing To view the time in another city While in the World Time Mode press to scroll through the city codes time zones to the east e For full information on city codes see the
12. ange the city code Press east Cycle between Daylight Saving Time Press Witt ON Standard Time OFF and Auto DST AUTO Toggle between 12 hour 12H and Press 24 hour 24H timekeeping i Reset the seconds to 00 Press Change the hour or minutes Press Change the year Change the month or day Toggle Power Saving on PSON Press O and off PSOF e See City Code Table for a complete list of available city codes e Auto DST AUTO can be selected only while LIS LON MAD PAR ROM BER STO ATH MOW HKG BJS TPE SEL TYO HNL ANC YVR LAX YEA DEN MEX YWG CHI MIA YTO NYC YHZ or YYT is selected as the Home City code For more information see Daylight Saving Time DST below e For information about settings other than the time and date see the following Power Saving Power Saving Function 4 Press to exit the setting screen Daylight Saving Time DST Daylight Saving Time summer time advances the time setting by one hour from Standard Time Remember that not all countries or even local areas use Daylight Saving Time The time calibration signals transmitted from Mainflingen Germany Rugby England or Fort Collins the United States include both Standard Time and DST data When the Auto DST setting is turned on the watch switches between Standard Time and DST summer time automatically in accordance with the signals
13. automatically returns to the Timekeeping Mode e If you leave the watch with a flashing setting on the display for two or three minutes without performing any operation the watch automatically exits the setting screen Scrolling The and O buttons are used in various modes and setting screens to scroll through data on the display In most cases holding down these buttons during a scroll operation scrolls through the data at high speed Initial Screens When you enter the World Time Mode the data you were viewing when you last exited the mode appears first Radio controlled Atomic Timekeeping Precautions e Strong electrostatic charge can result in the wrong time being set e The time calibration signal bounces off the ionosphere Because of this such factors as changes in the reflectivity of the ionosphere as well as movement of the ionosphere to higher altitudes due to seasonal atmospheric changes or the time of day may change the reception range of the signal and make reception temporarily impossible e Even if the time calibration signal is received properly certain conditions can cause the time setting to be off by up to one second e The current time setting in accordance with the time calibration signal takes priority over any time settings you make manually e The watch is designed to automatically update the date and day of the week for the period January 1 2000 to December 31 2099 Setting of the date by the time calibration s
14. bu Dhabi Muscat KBL Kabul 04 5 KHI Karachi 05 0 Male DEL Delhi 05 5 Mumbai Kolkata Colombo DAC Dhaka 06 0 RGN Yangon 06 5 BKK Bangkok 07 0 Jakarta Phnom Penh Hanoi Vientiane HKG Hong Kong BJS Beijing 08 0 Singapore Kuala Lumpur Manila Perth Ulaanbaatar TPE Taipei SPL za 09 0 Pyongyang ADL Adelaide 09 5 Darwin GUM ea 10 0 Melbourne Rabaul NOU Noumea 11 0 Port Vila WLG Wellington 12 0 Christchurch Nadi Nauru Island e Based on data as of December 2006
15. e Auto receive disabled e Wearing the watch inside the sleeve of clothing can cause it to enter the sleep state e The watch will not enter the sleep state between 6 00 AM and 9 59 PM If the watch is already in the sleep state when 6 00 AM arrives however it will remain in the sleep state To recover from the sleep state Perform any one of the following operations e Move the watch to a well lit area e Press any button To turn Power Saving on and off On Off status 1 In the Timekeeping Mode hold down until the city code starts to flash which indicates the setting screen 2 Press nine times until the Power Saving on off screen appears 3 Press to toggle Power Saving on PSON and off PSOF 4 Press to exit the setting screen e The Power Saving indicator a amp is on the display in all modes while Power Saving is turned on Button Operation Tone In any mode except when a setting screen is on the display hold down for about three seconds to toggle the button operation tone on and off The button operation tone off indicator is displayed while the tone is turned off e Even if the button operation tone is turned off the daily alarm and countdown timer alarm continue to sound when required Auto Return Features e If you leave the watch in the Alarm or Hand Setting Mode or with the Battery Level indicator displayed for two or three minutes without performing any operation it
16. fferent month lengths and leap years Once you set the date there should be no reason to change it except after you have the watch s battery replaced or when battery power drops to Level 5 e The current time for all city codes in the Timekeeping Mode and World Time Mode is calculated in accordance with the Greenwich Mean Time GMT differential for each city based on your Home City time setting e The times for the Timekeeping Mode and all the city codes of the World Time Mode are calculated in accordance with each city s UTC differential e The UTC differential is a value that indicates the time difference between a reference point in Greenwich England and the time zone where a city is located e The letters UTC is the abbreviation for Universal Time Coordinated which is the world wide scientific standard of timekeeping It is based upon carefully maintained atomic cesium clocks that keep time accurately to within microseconds Leap seconds are added or subtracted as necessary to keep UTC in sync with the Earth s rotation 12 hour 24 hour Timekeeping Formats The 12 hour 24 hour timekeeping format you select in the Timekeeping Mode is also applied in all other modes e With the 12 hour format the PM indicator P appears on the display for times in the range of noon to 11 59 p m and no indicator appears for times in the range of midnight to 11 59 a m e With the 24 hour format times are displayed in the range of 0 00
17. ge of the transmitter signal reception will be impossible if the signal is blocked by mountains or other geological formations between the watch and signal source e Signal reception is affected by weather atmospheric conditions and seasonal changes e See the information under Signal Reception Troubleshooting if you experience problems with time calibration signal reception About Auto Receive The watch receives the time calibration signal automatically up to six times a day When any auto receive is successful the remaining auto receive operations are not performed The reception schedule calibration times depends on your currently selected Home City and whether standard time or Daylight Saving Time is selected for your Home City Your Home City Auto Receive Start Times 1 2 3 4 5 6 LIS LON Standard Time 1 00 am 2 00 am 3 00 am 4 00 am 5 00 am Midnight next day Daylight 2 00 am 3 00 am 4 00 am 5 00 am Midnight 1 00 am Saving Time next day next day MAD PAR ROM Standard Time 2 00 am 3 00 am 4 00 am 5 00 am Midnight 1 00 am BER STO next day next day Daylight 3 00 am 4 00 am 5 00 am Midnight 1 00 am 2 00 am Saving Time next day next day next day ATH Standard Time 3 00 am 4 00 am 5 00 am Midnight 1 00 am 2 00 am next day next day next day Daylight 4 00 am 5 00 am Midnight 1 00 am 2 00 am 3 00 am Saving Time next day ne
18. h the seconds when you exit the setting screen e To return to the Timekeeping Mode press Power Supply This watch is equipped with a solar cell and a special rechargeable battery secondary battery that is charged by the electrical power produced by the solar cell The illustration shown below shows how you should position the watch for charging Example Orient the watch so its face Solar cell is pointing at alight source 1 e The illustration shows how to position a watch with a resin band oT e Note that charging efficiency drops when any part of the solar cell is blocked by clothing etc e You should try to keep the watch outside of your sleeve as much as possible Charging is reduced significantly if the face is only partially covered Important e Storing the watch for long periods in an area where there is no light or wearing it in such a way that it is blocked from exposure to light can cause rechargeable battery power to run down Make sure that the watch is normally exposed to bright light whenever possible e This watch uses a special rechargeable battery to store power produced by the solar cell so regular battery replacement is not required However after very long use the rechargeable battery may lose its ability to achieve a full charge If you experience problems getting the special rechargeable battery to charge fully contact your dealer or CASIO distributor about having it replaced e Never try
19. ide 4765 Timekeeping Use the Timekeeping Mode to set and view the current time and date This section also explains how to manually set the current date and time e When setting the time you can also configure settings for the illumination duration and the 12 24 hour format e All of the operations in this section are performed in the Timekeeping Mode which you can enter by pressing Day Month Seconds PM indicator Day of week t Hour Minutes e Pressing in the Timekeeping Mode will display the Last Signal screen Last Signal Screen reo ENO EIN aa SS as Setting the Digital Time and Date Manually Make sure you select your Home City code before you change the current time and date settings World Time Mode times are all displayed in accordance with the Timekeeping Mode settings Because of this World Time Mode times will not be correct if you do not select the proper Home City code before setting the time and date in the Timekeeping Mode AS in L585 il L585 To set the current digital time and date manually 1 In the Timekeeping Mode hold down until the city code starts to flash which indicates the setting screen 2 Press to move the flashing in the sequence shown below to select other settings City code City Code ae ormat A 3 When the setting you want to change is flashing use O to change it as described below Screen To do this Do this see oa Ch
20. ignal cannot be performed starting from January 1 2100 e This watch can receive signals that differentiate between leap years and non leap years e Though this watch is designed to receive both time data hour minutes seconds and date data year month day certain signal conditions can limit reception to time data only e Normally the signal reception date shown by the Last Signal screen is the date data included in the received time calibration signal When only time data is received however the Last Signal screen shows the date as kept in the Timekeeping Mode at the time of signal reception e If you are in an area where proper time calibration signal reception is impossible the watch keeps time within 15 seconds a month at normal temperature e If you have problems with proper time calibration signal reception or if the time setting is wrong after signal reception check your current city code DST summer time and auto receive settings CASIO Operation Guide 4765 CASIO Timekeeping e Resetting the seconds to 00 while the current count is in the range of 30 to 59 causes the minutes to be increased by 1 In the range of 00 to 29 the seconds are reset to 00 without changing the minutes e The day of the week is automatically displayed in accordance with the date year month and day settings e The year can be set in the range of 2000 to 2099 e The watch s built in full automatic calendar makes allowances for di
21. ignal reception When you change the Home City code and or DST setting e If the analog time does not match the digital time for any reason use the procedure described under To adjust the analog time to match the analog setting to the digital setting e Whenever you need to adjust both the digital and the analog time settings manually make sure you adjust the digital setting first e Depending on how much the hands have to move in order to adjust to the digital time it may take some time before they stop moving To adjust the analog time 1 In the Timekeeping Mode press six times to enter the Hand Setting Mode 2 Hold down until the current digital time starts to flash which indicates the setting screen 3 Use and to adjust the analog setting as described below When you want to do this Perform this button operation Move the hand setting e Press O forward 20 seconds Move the hand setting a short e Hold down way forward at high speed e Release when the hands reach the setting you want Move the hand setting a e While holding down to move the hands at long way forward at high high speed press B to lock the high speed speed hand movement e To stop the hand movement press any button e Hand movement stops automatically if the hour hand makes one full 12 hour revolution 4 Press to exit the setting screen e The minute hand will be adjusted slightly to matc
22. it will then try to receive the time calibration signal from the other transmitter Home City Codes and Transmitters Home City Code Transmitter Frequency LIS LON MAD PAR ROM BER aa es oe i STO ATH MOW ainflingen Germany Z HKG BJS TPE Fukushima Japan 40 0 kHz SEL TYO Fukuoka Saga Japan 60 0 kHz HNL ANC YVR LAX YEA DEN MEX Fort Collins Colorado 60 0 kH YWG CHI MIA YTO the United States NA NYC YHZ YYT The areas covered by the MOW HKG BJS HNL and ANC city codes are quite far from the time calibration signal transmitters and so certain conditions may cause problems with signal reception 3 000 kilometers Reception Ranges U S Signal U K and German Signals SEE K 1 500 kilometers 4 SNR 2 000 miles Mainflingen pop 600 miles Rugby ce ae xi 1 000 kilometers Fort Collins 500 kilometers 500 kilometers 500 kilometers Fukushima Fukuoka Saga mg 000 kilometers 1 000 kilometers Japan Signal e Signal reception may not be possible at the distances noted below during certain times of the year or day Radio interference may also cause problems with reception Mainflingen Germany or Rugby England transmitters 500 kilometers 310 miles Fort Collins United States transmitter 600 miles 1 000 kilometers Fukushima or Fukuoka Saga Japan transmitters 500 kilometers 310 miles e Even when the watch is within the reception ran
23. n start time starts to flash which indicates the setting screen e f the countdown start time is not displayed use the procedure under To use the countdown timer to display it 2 While a setting is flashing use and to change it 3 Press to exit the setting screen To use the countdown timer Press while in the Countdown Timer Mode to start the countdown timer e When the end of the countdown is reached the alarm sounds for 10 seconds or until you stop it by pressing any button The countdown time is automatically reset to its starting value after the alarm stops e Press while a countdown operation is in progress to pause it Press again to resume the countdown e To completely stop a countdown operation first pause it by pressing O and then press A This returns the countdown time to its starting value Stopwatch The stopwatch lets you measure elapsed time split times 1 100 second and two finishes Seconds e The display range of the stopwatch is 59 minutes 59 99 seconds e The stopwatch continues to run restarting from zero after it reaches its limit until you stop it e Exiting the Stopwatch Mode while a split time is frozen on the display clears the split time and returns to elapsed time measurement e The stopwatch measurement operation continues even if you exit the Stopwatch Mode Minutes e All of the operations in this section are performed in the Stopwatch Mode
24. og time of this watch is synchronized with the digital time Because of this the analog time setting is automatically adjusted whenever you change the digital setting See Analog Timekeeping for more information To specify your Home City City code 1 In the Timekeeping Mode hold down the city code starts to flash This is the setting screen 2 Press O east to select the city code you want to use as your Home City e Time calibration signal reception is supported when any one of the city codes shown in the table below is selected as your Home City German U K Signal Japan Signal U S Signal City City City City City City City City City City Code Name Code Name _ Code Name Code Name Code Name LIS _ Lisbon ATH Athens HKG Hong Kong HNL Honolulu YWG Winnipeg LON London MOW Moscow BJS Beijing ANC Anchorage _ CHI _ Chicago MAD Madrid TPE _ Taipei YVR _ Vancouver MIA_ Miami PAR _ Paris SEL Seoul LAX Los Angeles YTO Toronto ROM Rome TYO Tokyo YEA Edmonton NYC New York BER Berlin DEN Denver YHZ Halifax STO Stockholm MEX Mexico City YYT St Johns 3 Press to exit the setting screen e The actual level at which some functions are disabled depends on the watch model e Frequent display illumination can run down the battery quickly and require charging The following guidelines give an idea of the charging time
25. on signal depends on the current time in the Timekeeping Mode The receive operation will be performed whenever the display shows any one of the calibration times regardless of whether or not the displayed time actually is the correct time e Calibration signal reception is disabled while a countdown timer operation is in progress About the Receiving Indicator The receiving indicator shows the strength of the calibration signal being received For best reception be sure to keep the watch in a location where signal strength is strongest Receiving indicator GLA QV Weak Strong Level 0 Level 3 e Use the receiving indicator as a guide for checking signal strength and for finding the best location for the watch during signal receive operations e Even in an area where signal strength is strong it takes about 10 seconds for signal reception to stabilize enough for the receiving indicator to indicate signal strength Transmitter Indicator During signal reception a transmitter indicator will flash to show you which signal is currently being received by the watch After signal reception is complete the indicator of the transmitter from which the signal was received will remain on without flashing e The following shows the meaning of each of the transmitter indicator names JP40 Fukushima Japan JP60 Fukuoka Saga Japan US60 Fort Collins Colorado the United States GE77 5 Mainflingen Germany UK60 Rugby
26. required to recover from a single illumination operation Approximately 5 minutes exposure to bright sunlight coming in through a window Approximately 50 minutes exposure to indoor fluorescent lighting e Be sure to read Power Supply for important information you need to know when exposing the watch to bright light If the display of the watch is blank If the display of the watch is blank it means that the watch s Power Saving function has turned off the display to conserve power e See Power Saving Function for more information About This Manual e Depending on the model of your watch display text appears either as dark figures on a light background or light figures on a dark background All sample displays in this manual are shown using dark figures on a light background e Button operations are indicated using the letters shown in the illustration e Most of the display examples in this manual show only the digital display without the analog hands e Each section of this manual provides you with the information you need to perform operations in each mode Further details and technical information can be found in the Reference section Stopwatch Mode Hand Setting Mode MUTE gt O C SET12 Important e 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 next auto receive operation in the middle of
27. signal reception per day e Stable operation is promoted by frequent exposure to light Recovery Times The table below shows the amount exposure that is required to take the battery from one level to the next Exposure Level Approximate Exposure Time Brightness Level5 Level 4 Level3 Level2 Level 1 Outdoor Sunlight 50 000 lux a hells 25 hours 6 hours T a Window 7 hours 94 hours 22 hours a a 10 hours 152 hours 35 hours ai Lighting 126 hours o e The above exposure time values are all for reference only Actual required exposure times depend on lighting conditions Reference This section contains more detailed and technical information about watch operation It also contains important precautions and notes about the various features and functions of this watch Power Saving Function When turned on the Power Saving function enters a sleep state automatically whenever the watch is left in an area where it is dark for a certain period The table below shows how watch functions are affected by the Power Saving function Power saving indicator Elapsed Time Displa Operation in Dark 60 to 70 minutes Blank with Power Saving indicator aX flashing All functions enabled except for the display 6 or 7 days Blank with Power Saving e Beeper tone illumination and indicator aX not flashing display disabled eAnalog timekeeping stopped at 12 o clock
28. tes 2 aS 4 While a setting is flashing use and to change it e When setting the alarm time using the 12 hour format take care to set the time correctly as a m no indicator or p m P indicator 5 Press to exit the setting screen L555 GETT2 Alarm Operation The alarm sounds at the preset time for about 10 seconds regardless of the mode the watch is in e To stop the alarm tone after it starts to sound press any button e Alarm and Hourly Time Signal operations are performed in accordance with the Timekeeping Mode digital time To test the alarm In the Alarm Mode hold down to sound the alarm To turn the alarm and the Hourly Time Signal on and off On Off status 1 In the Alarm Mode press to select the alarm or the Hourly Time Signal screen Gi 2 Press to toggle the currently selected function on ON displayed and off OF displayed e The alarm on indicator and the Hourly Time Signal on indicator remain on the display in all modes while these functions are turned on Hourly time signal on indicator Alarm on indicator Illumination An LED light emitting diode and light guide panel illuminate the digital display for easy reading in the dark e See Illumination Precautions for other important information To turn on illumination In any mode except when a setting is on the display press 8 to illuminate the display CASIO Operation Gu
29. the night You can also perform manual receive or you can set the time manually e The watch will receive the time calibration signal automatically from the applicable transmitter in the middle of the night and update its settings accordingly For information about the relationship between city codes and transmitters see Home City Codes and Transmitters e Under factory default settings auto receive is turned off for all of the following city codes MOW Moscow HKG Hong Kong BJS Beijing HNL Honolulu and ANC Anchorage For details about turning on auto receive for these city codes see To turn auto receive on and off e You can disable time signal reception if you want See To turn auto receive on and off for more information e See the maps under Reception Ranges for information about the reception ranges of the watch e If you are in an area that does not use Daylight Saving Time Summertime turn off the DST setting Time Calibration Signal Reception There are two different methods you can use to receive the time calibration signal auto receive and manual receive e Auto Receive With auto receive the watch receives the time calibration signal automatically up to six times a day When any auto receive is successful the remaining auto receive operations are not performed For more information see About Auto Receive e Manual Receive Manual receive lets you start a time calibration receive
30. tter indicator To turn auto receive on and off On Off status 1 In the Timekeeping Mode press to display the Last Signal screen 2 Hold down until the current auto receive setting ON or OFF start to flash This is the setting screen e Note that the setting screen will not appear if the currently selected Home City is one that does not support time calibration reception 3 Press O to toggle auto receive on ON and off OFF 4 Press to exit the setting screen e For information about city codes that support signal receive see To specify your Home City To check the latest signal reception results In the Timekeeping Mode press to display the Last Signal screen e When receive is successful the display shows the time and date that receive was successful indicates that none of the reception operations were successful e To return to the Timekeeping Mode press O Receive date Receive time CASIO Operation Guide 4765 Signal Reception Troubleshooting Check the following points whenever you experience problems with signal reception Problem Probable Cause What you should do Cannot perform e The watch is not in the Timekeeping Mode e Enter the Timekeeping manual receive e Your current Home City is not one of Mode and try again the following e Select LIS LON MAD PAR LIS LON MAD PAR ROM BER STO ROM BER STO ATH MOW ATH MOW HKG BJS T
31. very hot Avoid leaving the watch in the areas described below whenever charging its rechargeable battery Also note that allowing the watch to become very hot can cause its liquid crystal display to black out The appearance of the LCD should become normal again when the watch returns to a lower temperature Warning Leaving the watch in bright light to charge its rechargeable battery can cause it to become quite hot Take care when handling the watch to avoid burn injury The watch can become particularly hot when exposed to the following conditions for long periods e On the dashboard of a car parked in direct sunlight e Too close to an incandescent lamp e Under direct sunlight Charging Guide After a full charge timekeeping remains enabled for up to about 7 months e The following table shows the amount of time the watch needs to be exposed to light each day in order to generate enough power for normal daily operations Exposure Level Brightness Approximate Exposure Time Outdoor Sunlight 50 000 lux 8 minutes Sunlight Through a Window 10 000 lux 30 minutes Daylight Through a Window on a Cloudy Day 48 minutes 5 000 lux Indoor Fluorescent Lighting 500 lux 8 hours e Since these are the specs we can include all the technical details e Display on 18 hours per day sleep state 6 hours per day e 1 illumination operation 1 5 seconds per day e 10 seconds of alarm operation per day e 10 minutes of
32. xt day next day next day MOW Standard Time 4 00 am 5 00 am Midnight 1 00 am 2 00 am 3 00 am next day next day next day next day Daylight 5 00 am Midnight 1 00 am 2 00 am 3 00 am 4 00 am Saving Time next day next day next day next day next day HKG BJS TPE Standard Time Midnight 1 00 am 2 00 am 3 00 am 4 00 am 5 00 am SEL TYO HNL ANC YVR Standard Time LAX YEA DEN Daylight MEX YWG CHI Saving Time Midnight 1 00 am 2 00 am 3 00 am 4 00 am 5 00 am MIA YTO NYC YHZ YYT Note e When a calibration time is reached the watch will receive the calibration signal only if it is in either the Timekeeping Mode or World Time Mode Reception is not performed if a calibration time is reached while you are configuring settings e Auto receive of the calibration signal is designed to be performed early in the morning while you sleep 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 e The watch receives the calibration signal for one to five minutes everyday when the time in the Timekeeping Mode reaches each of the calibration times Avoid performing any button operation within five minutes before or after any one of the calibration times Doing so can interfere with correct calibration e Remember that reception of the calibrati
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