Casio 2971 MO0507-EA User's Manual
Contents
1. o Lighting 101 hours oh e The above exposure time values are all for reference only Actual required exposure times depend on lighting conditions Timekeeping Use the Timekeeping Mode to set and view the current time and date e When setting the time you can also configure settings for the illumination duration the 12 24 hour format and power saving on off e In the Timekeeping Mode you can press B to change the display format as shown below e Pressing in the Timekeeping Mode will display the Last Signal screen Day of week Month Day 47 2 5 n Al SBS PM indicator Hour Minutes Seconds Press Press 8 a T Press Last Signal Screen Setting the Time and Date 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 To set the time and date 1 In the Timekeeping Mode hold down until the city City code code starts to flash which indicates the setting screen 2 Press to change the flashing contents in the sequence shown below to select other settings Seconds 12 24 Hour Format J 3 When the setting you want to change is flashing use and or to change it2. Collins you need to adjust the time manually as required See Timekeeping for information about manual settings To set your Home City 1 In the Timekeeping Mode hold down until the city code starts to flash which indicates the setting screen 2 Use O east and west to select the city code you want to use as your Home City e The following are the city codes for major cities in Nero America Laim Los Angeles San Francisco Las Vegas Seattle Vancouver Tijuana Denver El Paso Edmonton Culiacan t Chicago Houston Dallas Fort Worth New Orleans Winnipeg Mexico City New York Detroit Miami Boston Montreal e Note that this watch does not have a city code that corresponds to Newfoundland 3 Press to exit the setting screen City code 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 the night You can also perform manual receive or you can set the time manually e f you are in an area that does not use Daylight Saving Time summer time turn off the DST setting e The actual level at which some functions are disabled depends on the watch model e Frequent display illumination can quickly run down the battery and require charging The following guidelines give an idea of the charging time required to recover from a single illumina
3. are displayed in the range of 0 00 to 23 59 without any indicator Illumination Precautions e The electro luminescent panel that provides illumination loses power after very long use e Illumination may be hard to see when viewed under direct sunlight e The watch may emit an audible sound whenever the display is illuminated This is due to vibration of the EL panel used for illumination and does not indicate malfunction e Ilumination turns off automatically whenever an alarm sounds e Frequent use of illumination runs down the battery Auto light switch precautions e The auto light switch is turned off automatically whenever battery power is at Level 3 e Wearing the watch on the inside of your wrist movement of your arm or vibration of your arm can cause frequent activation of the auto light switch and illumination of the display To avoid running down the battery turn off the auto light switch whenever engaging in activities that might cause frequent illumination e Note that wearing the watch under your sleeve while the auto light switch is turned on can cause frequent illumination of the display and can run down the battery e Illumination may not turn on if the face of the watch is more than 15 degrees above or below parallel Make sure that the back of your hand is parallel to the ground e Illumination turns off after the preset illumination x duration see To set the time and date even if you N keep the watch
4. automatically Scrolling The and O buttons are used in various modes and setting screens to scroll through data 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 or Alarm 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 Even when the watch is within the reception range of the transmitter signal reception is 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 The time calibration signal is bounced 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 e The watch is designed to update the date and day of the week automatically for the perio
5. MO0507 EA CASIO Operation Guide 2971 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 and keep it on hand for later reference when necessary e This watch does not have a time zone that corresponds to the Greenwich Mean Time differential of 3 5 hours Because of this the radio controlled timekeeping and World Time functions will not display the correct time for Newfoundland Canada Keep the watch exposed to 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 N it is not exposed to light causes the battery to run down Make sure the watch is exposed to light as much as possible y e When you are not wearing the watch on your wrist Solar cell y g y Q 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 Bright Light N ri 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 cause 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 possibl
6. adjust the current time setting manually e The Level 4 receiving indicator is displayed only when the watch is able to receive both time and date data successfully It does not appear when only time data is received e The Level 4 receiving indicator indicates that at least one of the auto calibration signal receive operations was successful Note however that the Level 4 receiving indicator is cleared from the display at 1 00 a m each day To perform manual receive 1 Place the watch on a stable surface so its top 12 o clock side is facing towards a window 2 In the Timekeeping Mode hold down O for about two seconds until the watch beeps An Aiii e Release O and the message RC appears to indicate ST that signal reception has started 458 e Time calibration signal reception takes from two to six minutes Take care that you do not perform any button operations or move the watch during this time e After signal reception is complete the display of the watch changes to the Last Signal screen Note e To interrupt a receive operation and return to the Timekeeping Mode press O e If the receive operation is unsuccessful the message FF appears on the display for about one or two minutes After that the w tch returns to the Timekeeping Mode e You can also change from the Last Signal or amp F F screen to the normal timekeeping screen by pressing O Receiving indicator To turn auto rec
7. andard Time and DST summer time automatically in accordance with the received time signal e The default DST setting is Auto DST whenever you select Lei BAER IELE or fi 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 and the DST setting screen appears 3 Use to cycle through the DST settings in the sequence shown below Auto DST f DST off fF DST on 87 4 When the setting you want is selected press to exit the setting screen e The DST indicator appears to indicate that Daylight Saving Time is turned on Operation Guide 2971 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 Power saving indicator When turned on the Power Saving function enters a sleep state automatically whenever the watch is left in an area N where it is dark for a certain period The table below TE shows how watch functions are affected by the Power N 2 Saving function Elapsed Time Display Operation in Dark 60 to 70 m
8. as described below CASIO Screen To do this Do this n gsar Change the city code Use O east and west A Cycle between auto DST Press O pu am ma Standard Time F and Daylight Saving Time 454 mtd Toggle between 12 hour i 2 and Press i timekeeping Pott 24 hour eke D n Reset the seconds to Hifi Press O head Toggle the illumination duration Press 7 setting between 1 5 seconds and 2 5 seconds no Change the hour minutes or year Use O and 6 Change the month or day ar Toggle Power Saving on fF and Press BORG off FF e See City Code Table for a complete list of AVAIIADIE oy codes e Auto DST Ff can be selected only while Lf DAES RE i or REYE is selected as the Home City code For more fomnaiion see Daylight at Time DST below e For information about settings other than the time and date see the following Illumination duration Illumination 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 signal transmitted from Fort Collins includes both Standard Time and DST data When the Auto DST setting is turned on the watch switches between St
9. 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 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 4 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 Battery Power Indicator and Recover Indicator The battery power indicator shows you the current power level of the rechargeable battery Level Battery Power Indicator Function Status Recover indicator 1 All functions enabled be 2 All functions enabled lt i UI 3 lt Alarm hourly time signal Battery power indicator OF eet illumination auto light switch and display disabled Charge Soon Alert All functions including timekeeping disabled and U initialized e The flashing charge indicator CHG at Level 3 tells you that battery power is very low and that exposure to bright light for charging is required as soon as possible e At Level 4 all functions are disabled and settings return to their initial factory defaults Functions are enabled o
10. d January 1 2000 to December 31 2099 Setting of the date by the time calibration signal 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 The following are the initial factory defaults for these settings Setting Initial Factory Default City code Rrr New York DST summer time iT Auto switching mh Auto receive Auto receive 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
11. d date for more information e The above operation turns on illumination regardless of the current auto light switch setting About the Auto Light Switch Turning on the auto light switch causes illumination to turn on whenever you position your wrist as described below in any mode Note that this watch features a Full Auto EL Light so the auto light switch operates only when available light is below a certain level It does not illuminate the display under bright light Moving the watch to a position that is parallel to the ground and then tilting it towards you at more than 40 degrees causes illumination to turn on e Wear the watch on the outside of your wrist More than 40 Warning e Always make sure you are in a safe place whenever you are reading the watch using the auto light switch Be especially careful when running or engaged in any other activity that can result in accident or injury Also take care that sudden illumination by the auto light switch does not startle or distract others around you e When you are wearing the watch make sure that its auto light switch is turned off before riding on a bicycle or operating a motorcycle or any other motor vehicle Sudden and unintended operation of the auto light switch can create a distraction which can result in a traffic accident and serious personal injury To turn the auto light switch on and off In any mode hold down for about two seconds t
12. e Battery charges in the light Solar cell Bright Light Converts light to Electrical electrical power a energy Battery discharges in the dark LeveL 1 All functions enabled Dis Some charge functions disabled Rechargeable battery General Guide e Press to change from mode to mode e In any mode press to illuminate the display Timekeeping Mode Press Radio controlled Atomic Timekeeping This watch receives a time calibration signal and updates its time setting accordingly The time calibration signal includes both Standard Time and Daylight Saving Time summer time data e This watch is designed to pick up the time calibration signal transmitted from Fort Collins Colorado USA Reception is possible within North America The term North America in this User s Guide refers to the area that consists of Canada the continental United States and Mexico Current Time Setting This watch adjusts its time setting automatically in accordance with a time calibration signal You can also perform a manual procedure to set the time and date when necessary PM indicator Month Day Hour Minutes Seconds e The first thing you should do after purchasing this watch is to set your Home City which is the city where you will use the watch normally For more information see To set your Home City below e When using the watch outside of the range of the transmitter in Fort
13. ee About Auto Receive e Manual Receive Manual receive lets you start a time calibration receive operation with the press of a button For more information see To perform manual receive 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 e The watch should not be on its side or facing the wrong way e Proper signal reception can be difficult or even impossible under the conditions listed below i PI KX Inside or Inside a Near Near a Near high Among or among vehicle household construction tension behind buildings appliances or site airport or power lines mountains office other sources equipment of electrical or a mobile noise phone e Signal reception is normally better at night than during the day Operation Guide 2971 e Time calibration signal reception takes from two to six minutes Take care that you do not perform any button operations or move the watch during this time 600 miles 2 000 miles Fort Collins e Under good reception conditions signal reception is possible within a radius of about 2 000 miles 3 000 kilometers from the Fort Collins transmitter e At distances further than about 600 miles 1 000 kilometers from the transmitter signal reception may not be possible during certain times of year or times
14. eeping Mode setting screen Displaying the snooze alarm setting screen To test the alarm In the Alarm Mode hold down O to sound the alarm To turn an alarm on and off 1 In the Alarm Mode use to select an alarm 2 Press to toggle it on and off Turing on a one time alarm Fi haan PEL 4 displays the alarm on ndcelor on ie Alarm Mode screen Turning on the snooze alarm PLE displays the alarm on indicator and snooze alarm indicator on its Alarm Mode screen Inall modes the alarm on indicator is shown for any alarm that is currently turned on When the snooze alarm is on the snooze alarm indicator is displayed in all modes e The alarm on indicator flashes while the alarm is sounding e The snooze alarm indicator flashes during the 5 minute intervals between alarms Alarm on indicator SWE P SAVE s E Al hit LILI Snooze alarm indicator To turn the Hourly Time Signal on and off 1 In the Alarm Mode use O to select the Hourly Time Signal Ei 2 Press to toggle it on Hourly Time Signal on indicator displayed and off Hourly Time Signal on indicator not displayed e The Hourly Time Signal on indicator is displayed in all modes when the Hourly Time Signal is turned on Hourly time signal on indicator i an y m p save a ome Countdown Timer You can set the countdown timer within a range of one to 60 minutes An alarm sounds when the countdown reaches
15. eive on and off 1 In the Timekeeping Mode press to display the Last Signal screen On Off Status 2 Hold down until the el indicator and current auto receive setting fd or iF ET 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 7 4 and off FF 4 Press to exit the setting screen e For information about city codes that support signal receive see To set your Home City To display the Last Signal screen In the Timekeeping Mode press to display the Last Signal screen indicated by aE T The Last Signal screen shows the date and time of the last successful time calibration signal reception Last Signal Screen PM Month Day indicator b J Receive time wa date Hour Minutes Seconds Signal Receive Troubleshooting Check the following points whenever you experience problems with calibration signal reception Problem Probable Cause What you should do Cannot perform e The watch is not in the Timekeeping Mode e Enter the Timekeeping Mode manual receive e Your current Home City is not one of the and try again following city codes Select LAX DEN CHI or LAX DEN CHI or NYC NYC as your Home City Auto receive is You changed the time setting manually Perform manual signal receive turned on b
16. ideo 02 0 01 0 Praia GMT 00 0 Dublin Lisbon Casablanca Dakar Abidjan LON London iui PAR Paris Milan Rome Madrid Amsterdam Algiers Hamburg BER Berlin 01 0 Frankfurt Vienna Stockholm ATH Athens Helsinki Istanbul Beirut Damascus CAI Cairo 02 0 Cape Town JRS Jerusalem JED Jeddah 03 0 Kuwait Riyadh Aden Addis Ababa Nairobi Moscow THR Tehran 03 5 Shiraz DXB Dubai 04 0 Abu Dhabi Muscat KBL Kabul 04 5 KHI Karachi 05 0 Male DEL Delhi 05 5 Mumbai Kolkata DAC Dhaka 06 0 Colombo RGN Yangon 06 5 BKK Bangkok 07 0 Jakarta Phnom Penh Hanoi Vientiane HKG Hong Kong 08 0 AE N Lumpur Beijing Taipei Manila Perth SEL Seoul Pyongyang TYO Tokyo 09 0 ADL Adelaide 09 5 Darwin SYD Sydney 10 0 Melbourne Guam Rabaul NOU Noumea 11 0 Port Vila WLG Wellington 12 0 Christchurch Nadi Nauru Island e Based on data as of December 2004 CASIO
17. inutes Blank with Sleep indicator P SAVE flashing All functions enabled except for the display 6 or 7 days Blank with Sleep indicator Beeper tone backlight and P SAVE not flashing display are 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 10 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 e Angle the watch towards your face for reading To turn Power Saving on and off 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 Press O to toggle Power Saving on 17 and off QF Press to exit the setting screen e The Power Saving indicator P SAVE is on the display in all modes while Power Saving is turned on PO On Off status Auto Return Features e If you leave the watch in the Alarm Mode for two or three minutes without performing any operation it returns to the Timekeeping Mode automatically e If you leave the watch with a flashing setting on the display for two or three minutes without performing any operation the watch exits the setting screen
18. nce again after the rechargeable battery is charged but you need to set the time and date after the battery reaches Level 3 indicated by the flashing charge indicator from Level 4 You will not be able to configure any of the other settings until the battery reaches Level 2 no charge indicator after dropping to Level 4 e Leaving the watch in direct sunlight or some other very strong light source can cause the battery power indicator to show a reading that is momentarily higher than the actual battery level The correct battery power indicator should appear after a few minutes e f you use the light or alarms a number of times during a short period the recover indicator RECOV appears and the following operations become disabled until battery power recovers Illumination Beeper tone After some time battery power will recover and the recover indicator will disappear indicating that the above functions are enabled again Charging Precautions Certain charging conditions can cause the watch to become 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 handli
19. ng 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 11 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 5 minutes Sunlight Through a Window 10 000 lux 24 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 16 minutes of signal reception per day e Stable operation is promoted by frequent charging 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 Level 4 Level 3 Level 2 Level 1 Outdoor Sunlight 50 000 lux a Heirs 22 hours 6 hours Dooa anew 5 hours 109 hours 30 hours poly A Tor 9 hours 222 hours 61 hours
20. o toggle the auto light switch on auto light switch indicator displayed and off auto light switch indicator not displayed e The auto light switch indicator remains in all modes while the auto light switch is turned on 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 5 Ly e The illustration shows how to position C a watch with a resin band e Note that charging efficiency drops when any part of the solar cell is Q gt 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 70 CASIO Operation Guide 2971 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
21. of day Radio interferance may also cause problems with reception e See the information under Signal Receive Troubleshooting if you experience problems with time calibration signal reception About Auto Receive When auto receive is turned on the watch starts to receive the time calibration signal automatically when the time in the Timekeeping Mode reaches midnight 1 00 a m and 2 00 a m calibration times If both the 1 o clock and 2 o clock signal receptions are not successful the watch will try to receive the signal again at the top of each hour up until 5 00 a m or until one more reception is successful Note e Auto receive works only while the watch is in the Timekeeping Mode or World Time Mode Auto receive is not performed if an auto receive time is reached while an alarm is sounding while a countdown timer operation is in progress or if a setting screen a screen with a flashing setting is on the display e Auto receipt 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 When auto receive is turned on the watch receives the calibration signal for two to six minutes everyday when the Timekeeping Mode time reaches each of the calibration times Do not perform any button operation within
22. pointed towards your face e Static electricity or magnetic force can interfere with proper operation of the auto light switch If illumination does not turn on try moving the watch back to the starting position parallel with the ground and then tilt it back towards you again If this does not work drop your arm all the way down so it hangs at your side and then bring it back up again e Under certain conditions illumination may not turn on until about one second after you turn the face of the watch towards you This does not necessarily indicate malfunction of the auto light switch e You may notice a very faint clicking sound coming from the watch when it is shaken back and forth This sound is caused by mechanical operation of the auto light switch and does not indicate a problem with the watch City Code Table City GMT a Code City Differential Other major cities in same time zone 11 0 Pago Pago HNL Honolulu 10 0 Papeete ANC Anchorage 09 0 Nome San Francisco Las Vegas Vancouver LAX Los Angeles 08 0 Seattle Tacoma Dawson City Tijuana DEN Denver 07 0 El Paso Edmonton Culiacan Houston Dallas Fort Worth CHI Chicago 06 0 New Orleans Mexico City Winnipeg Montreal Detroit Miami Boston NYC New York 05 0 Panama City Havana Lima Bogota CCS Caracas 04 0 La Paz Santiago Port Of Spain RIO Rio De Janeiro 03 0 Sao Paulo Buenos Aires Brasilia Montev
23. reset to 00 without changing the minutes e The day of the week is displayed automatically 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 different 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 4 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 GMT differential is calculated by this watch based on Universal Time Coordinated UTC data UTC 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 The reference point for UTC is Greenwich England 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
24. rong check your Home City time settings and make the necessary changes e All of the operations in this section are performed in the World Time Mode which you enter by pressing City code Current time in selected city To view the time in another city While in the World Time Mode press to scroll eastward through the city codes time zones or 8 to scroll westward e For full information on city codes see the City Code Table To toggle a city code time between Standard Time and Daylight Saving Time ss 1 In the World Time Mode use and to display the DST indicator city code time zone whose Standard Time Daylight Saving Time setting you want to change N 2 Hold down to toggle Daylight Saving Time DST indicator displayed and Standard Time DST indicator not displayed e Note that you cannot switch between Standard Time and Daylight Saving Time while tT is selected as the city code e The DST indicator will appear 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 LCI esae CASIO Operation Guide 2971 Alarms The Alarm Mode gives you a choice of four one time Alarm number alarms and one snooze alarm Also use the Alarm Mode to turn the Hourly Time Signal FIL f Psae on and off rey 57 tT through Mb si a
25. s a snooze alarm can be used as one There are five alarms numbered i x and Pi ee can configure only Alarms i through time alarms oily e All of the operations in this section are performed in the Alarm time Alarm Mode which you enter by pressing Hour Minutes To set an alarm time 1 In the Alarm Mode use O to scroll through the alarm screens until the one whose time you want to set is displayed 4r an a PLE OL LOLs EREJE ee A 2 After you select an alarm hold down until the hour setting of the alarm time starts to flash which indicates the setting screen e This operation turns on the alarm automatically 3 Use to move the flashing between the hour and minute settings 4 While a setting is flashing use and to change it 5 Press to exit the setting screen 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 Alarm Operation The alarm tone sounds at the preset time for 10 seconds regardless of the mode the watch is in In the case of the snooze alarm the alarm operation is performed a total of seven times every five minutes or until you turn the alarm off e Pressing any button stops the alarm tone operation e Performing any one of the following operations during a 5 minute interval between snooze alarms cancels the current snooze alarm operation Displaying the Timek
26. six minutes before or after any one of the calibration times Doing so can interfere with correct calibration e Remember that reception of the calibration signal depends on the time kept 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 Timekeeping Mode time is actually the correct time e If more than one auto receive is successful the watch uses the data from the last successful receive to adjust settings When only one reception is successful the watch uses the data of the successful reception 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 V REIN indicator see Level 2 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 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 Following reception of the time calibration signal and calibration of the watch s time setting the Level 4 receiving indicator will remain on the display in all modes The Level 4 receiving indicator will not be displayed if signal reception was unsuccessful or after you
27. tion 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 Each section of this manual provides you with the Light information you need to perform operations in each mode Further details and technical information can be found in the Reference section World Time Mode Alarm Mode naa Mode fr lar LLI LILY 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 automatically picks up the time calibration signal three times a day at midnight 1 00 a m and 2 00 a m For more information s
28. ts 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 Seconds if you exit the Stopwatch Mode Minutes 1 100 e All of the operations in this section are performed in the Stopwatch Mode which you enter by pressing second To measure times with the stopwatch Elapsed Time D DO 0m Oo 9 Start Stop Re start Stop Clear Split Time O oczreo gt 0 0 cO Start Split Split release Stop Clear SPL displayed Two Finishes D 8 0 amp Start Split Stop Split release Clear First runner Second runner Display time of finishes finishes second runner Display time of first runner Illumination The watch has an EL electro luminescent panel that Auto light switch causes the entire display to glow for easy reading in the indicator dark The watch s auto light switch illuminates the display automatically when you angle the watch towards your face e The auto light switch must be turned on indicated by the auto light switch indicator for it to operate e See Illumination Precautions for other important information To turn on illumination manually In any mode press to illuminate the display e You can specify 1 5 seconds or 2 5 seconds as the illumination duration See To set the time an
29. ut e The watch was not in the Timekeeping or wait until the next auto the Level 4 or World Time Mode or you performed signal receive operation is receiving some button operation during the auto performed indicator does receive operation not appear on the display Auto receive is Even if receive is successful the Level 4 e Perform manual signal turned on but receiving indicator disappears every day receive or wait until the next the Level 4 at 1 am auto signal receive operation receiving e Time data hour minutes seconds only is performed indicator does was received during the last receive e Check to make sure the not appear on operation The Level 4 receiving watch is in a location where it the display indicator appears only when time data can receive the signal and date data year month day are both received Time setting is e If the time is one hour off the DST 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 using code 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 shows you the current time in 30 cities 29 time zones around the world e f the current time shown for a city is w
30. zero e All of the operations in this section are performed in the Countdown Timer Mode which you enter by pressing THB save a Lid NE N u JPU D 1 10 second Seconds 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 countdown start time starts to flash which indicates the setting screen e If 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 O 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 reset automatically 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 stop a countdown operation completely first pause it by pressing and then press 8 This returns the countdown time to its starting value Stopwatch The stopwatch lets you measure elapsed time split times Hours and two finishes e The display range of the stopwatch is 23 hours 59 minutes 59 99 seconds e The stopwatch continues to run restarting from zero after it reaches i
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