Operation Guide 3139 - Support
Contents
1.2. Week List at the back of this manual for information on abbreviations used e Auto DST F Lf T DO can be selected only while HNL ANC YVR LAX YEA DEN MEX YWG CHI MIA YTO NYC YHZ YYT LIS LON MAD PAR ROM BER STO ATH MOW HKG BJS TPE SEL or TYO is selected as the Home City code For more information see Daylight Saving Time DST below 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 Anthorn England or Fort Collins the United States includes 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 received time signal 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 Lf T O whenever you select ANC YVR LAX YEA DEN MEX YWG CHI MIA YTO NYC YHZ YYT LIS LON MAD PAR ROM BER STO ATH MOW HKG BJS TPE SEL or TYO as your Home City code e If you experience problems receiving the time calibration signal in your area it probably is best to switch between Standard Time and Daylight Saving Time summer time manuall
3. automatically in accordance with a time calibration signal You can also 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 Month Day Day of week a oss PM indicator DST indicator Home Time Hour Minutes Seconds 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 To specify your Home City City code 1 In the Timekeeping Mode hold down until the city code starts to flash which indicates the setting screen 2 Press east and west 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 i City City City Code Name Code Name Code Name Name Code Name LIS _ Lisbon ATH
4. 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 with the precision noted in Specifications 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 T r 12k Tokyo DST summer time FLT Hf Auto switching Auto receive 1 Fd Auto receive e The watch s Home City code setting will change automatically to TYO Tokyo whenever the battery goes dead or is replaced TYO Tokyo causes the watch 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 after having the watch s battery replaced 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 displayed automatically in accordance with the date year month and day settings e The
5. receive operation and return to the Timekeeping Mode press e If the receive operation is unsuccessful the message EFi appears on the display for about one or two minutes After that the watch returns to the Timekeeping Mode e You can also change from the Last Signal or E F Fi screen to the normal timekeeping screen by pressing e Calibration signal reception is disabled while a countdown timer operation is in progress Operation Guide 3139 To turn auto receive on and off On Off Status Signal screen 1 In the Timekeeping Mode press to display the Last 2 Hold down until the receiving indicator and current auto receive setting 7 f or 1 F7 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 to toggle auto receive on i and off AFF 4 Press to exit the setting screen e For information about city codes that support signal receive see To specify your Home City To display the Last Signal screen In the Timekeeping Mode press to display the Last Signal screen indicated by HET The Last Signal screen shows the date and time of the last successful time calibration signal reception Current Time and Date Screen Last Signal Screen Day of week Month Day Year a Press S lt Z DST indicator PM indica
6. 0 0 kHz Fukuoka Saga Japan 60 0 kHz Fort Collins Colorado the United States 60 0 kHz Approximate Reception Ranges U K and German Signals U S Signal Anthorn r 1 500 kilometers LESS 2 2 000 miles Mainflingen a a 3 000 kilometers g Japan Signal i p 600 miles A 1 000 kilometers Fort Collins 500 kilometers mR Fukushima U K signal transmitter approximate reception range as of April 2007 Fukuoka Saga 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 Anthorn 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 In April 2007 the U K signal transmitter was moved from Rugby to Anthorn which resulted in a slight shift in the approximate reception range of the signal The shift is so slight that there is virtually no change in the ability to receive the signal e Even when the watch is within the reception range of a transmitter signal reception may be impossible at times due to the effects of geographic contours structures weather the season of the year the time of day radio interference etc Note that the signal becomes weaker at distances of approximately 500 kilometers from the transmitter which m
7. 0 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 O 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 This returns the countdown time to its starting value e Calibration signal reception is disabled while a countdown timer operation is in progress Stopwatch The stopwatch lets you measure elapsed time split times and two finishes 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 ag ang e Exiting the Stopwatch Mode while a split time is frozen u Timekeeping Mode time Hour Minutes Seconds 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 e All of the operations in this section are performed in the Stopwatch Mode which you enter by pressing Minutes Seconds 1 100 second To measure times with the stopwatch Elapsed Time Start Stop Re start Split Time Start Split Split release SPL displayed Two Finishes Start Split Stop Split release First runner Second runner Display time of finishes finishe
8. Athens HKG Hong Kong Honolulu YWG Winnipeg LON London MOW Moscow _ BJS _ Beijing Anchorage CHI Chicago MAD Madrid TPE Taipei Vancouver MIA Miami PAR Paris SEL Seoul Los Angeles YTO Toronto ROM Rome TYO Tokyo Edmonton NYC New York BER Berlin Denver YHZ Halifax STO Stockholm Mexico City YYT_ St Johns 3 Press twice to exit the setting screen Countdown Alarm Mode Timer Mode a S Tule Aires 10 58 s 858 58 O NGG Oise HHH 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 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 HNL Honolulu ANC Anchorage MOW Moscow HKG Hong Kong and BJS Beijing 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 re
9. MA0807 EA Operation Guide 3139 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 Caution Your watch is shipped with its Auto Display feature which continually changes the contents of the digital display turned on Calibration signal reception is disabled while Auto Display is turned on Press any button to turn off Auto Display and return to the Timekeeping Mode About This Manual e Button operations are indicated using the letters shown in the illustration e Each section of this manual provides you with the information you need in order to perform operations in each mode Further details and technical information can be found in the Reference section General Guide e Press to change from mode to mode e In any mode except when a setting screen is on the display press to illuminate the display Timekeeping Mode World Time Mode Pore Radio controlled Atomic Timekeeping This watch receives a time calibration signal and updates its time setting accordingly e Supported time calibration signals Germany Mainflingen prone Year England Anthorn United States Fort Collins Japan al e See the information under Signal Reception Troubleshooting if you experience problems with time calibration signal reception Current Time Setting This watch adjusts its time setting
10. MAD Madrid PAR Paris ROM Rome BER Berlin STO Stockholm ATH Athens 02 0 Helsinki Istanbul Beirut Damascus CAI Cairo Cape Town JRS Jerusalem MOW Moscow 03 0 Kuwait Riyadh Aden Addis Ababa Nairobi JED Jeddah 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 Colombo DAC Dhaka 06 0 RGN Yangon 06 5 BKK Bangkok 07 0 Jakarta Phnom Penh Hanoi Vientiane HKG Hong Kong 08 0 Singapore Kuala Lumpur Manila Perth Ulaanbaatar BJS Beijing TPE Taipei SEL Seoul 09 0 Pyongyang TYO Tokyo ADL Adelaide 09 5 Darwin GUM Guam 10 0 Melbourne Rabaul SYD Sydney NOU Noumea 11 0 Port Vila WLG Wellington 12 0 Christchurch Nadi Nauru Island Based on data as of March 2008 The rules governing global times GMT differential and UTC offset and summer time are determined by each individual country In December 2007 Venezuela changed its offset from 4 0 to 4 5 Note however that this watch displays an offset of 4 0 the old offset for the CCS Caracas Venezuela city code Other major cities in same time zone Montreal Detroit Boston Panama City Havana Lima Bogota La Paz Santiago Port Of Spain Sao Paulo Buenos Aires Brasilia Montevideo Dublin Casablanca Dakar Abidjan Milan Amsterdam Algiers Hamburg Frankfurt Vienna
11. asy reading in the dark In any mode except when a setting screen is on the display press 8 to illuminate the display for about three seconds 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 Illumination turns off automatically whenever an alarm sounds e Frequent use of illumination runs down the battery Day of the Week List Sunday Monday Tuesday Wednesday Thursday Saturday ERG HUH HOH TUE WED THU ESF DoH LLH HAR MHIE JUE FRA DIH LLI HAR HER JEL EPOR DoH SEG TER ELA HLI HEL Eeg eig DIE MIT Card IT poH LLIN HAR HER mim WES Ec TH ET CP ST Al i xX 7 City Code Table Cit p UTC Code City Differential 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 YEA Edmonton 07 0 El Paso DEN Denver MEX Mexico City 06 0 Houston Dallas Fort Worth New Orleans YWG Winnipeg CHI Chicago MIA Miami YTO Toronto NYC New York CCs Caracas YHZ Halifax YYT St Johns RIO Rio De Janeiro RAI Praia LIS Lisbon LON London
12. cator 1 In the World Time Mode use 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 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 Countdown Timer You can set the countdown timer within a range of one to 60 minutes An alarm sounds when the countdown reaches zero e All of the operations in this section are performed in the Countdown Timer Mode which you enter by pressing Timekeeping Mode time Hour Minutes Seconds 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 Minutes Seconds 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 while in the Countdown Timer Mode to start the countdown timer e When the end of the countdown is reached the alarm sounds for 1
13. ceive 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 ina location where it can receive the signal easily e The watch receives the calibration signal for two to seven minutes everyday when the time in the Timekeeping Mode reaches each of the calibration times Avoid performing any button operation within seven 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 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 Weak Strong Level 0 Level 3 Receiving indicator 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 g
14. ceive on and off for more information e See the maps under Approximate Reception Ranges for information about the reception ranges of the watch Stopwatch Mode e If you are in an area that does not use Daylight Saving Time summer time 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 operation with the press of a button For more information see To perform manual receive Operation Guide 3139 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 This watch is designed to receive a time calibration signal late at night Because of this you should place the watch near a window as shown in the illustration when you take it off at night Make sure there are no metal objects nearby 2 o clock e s e Make sure the watch is facing the right way e Proper signal reception can be difficult or even impossible under the conditio
15. de appears first Operation Guide 3139 Radio controlled Atomic Timekeeping Precautions e The display of the watch is blank while an auto receive operation is in progress e Strong electrostatic charge can result in the wrong time being set 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 period January 1 2000 to December 31 2099 Setting of the date by a 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
16. eans that the influence of the conditions listed above becomes even greater 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 Auto Receive Start Times Your Home City HNL ANC YVR LAX YEA DEN MEX YWG CHI MIA YTO NYC YHZ YYT Standard Time Daylight Midnight Saving Time Standard Time 3 00 am Midnight LIS LON Daylight 1 00 am Saving Time E 4 00 am k 1 00 am MAD PAR ROM Standard Time 4 00 am k BER STO Daylight Saving Time 5 00 am 2 00 am Standard Time 5 00 am 2 00 am Daylight Midnight 3 00 am Saving Time id s Standard Time 4 00 am 5 00 am Midnight 2 00 am 3 00 om MOW Daylight Midnight 1 00 am 3 00 am 4 00 am Saving Time z bi ij 2 5 00 am HKG BJS TPE SEL TYO Standard Time Midnight 1 00 am 2 00 am 4 00 am 5 00 am Next day 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 re
17. g Mode To set the time and date City code 1 In the Timekeeping Mode hold down until the city 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 12 24 Hour Format gt Seconds gt gt Hour gt Minutes gt Day Display Format Language lt 4 Day lt Month j lt Year 3 When the setting you want to change is flashing use and or to change it as described below Screen To do this Do this T y i Change the city code Use east and west Cycle between auto DST AHTO FILET GF Standard Time fF and Daylight Press Saving Time ss f 4 EH Toggle between 12 hour 1 GH and 24 hour H timekeeping Press SG Reset the seconds to g Press 2008 wT A mn Change the hour minutes or year 16 56850 Use and ga Change the month or day Change the language FEM English EF Spanish FFAA French aoe F ortuguese DEILI German EHG Italian SHH Chinese Russian TEH Japanese Use and Toggle the month day display format Piar E between Press month day M D and day month D M e See the City Code Table at the back of this manual for a complete list of available city codes e See the Day of the
18. he alarm Hourly Time Signal and Countdown Timer Mode alarm all operate normally MUTE indicator To turn the button operation tone on and off In any mode except when a setting screen is on the display hold down to toggle the button operation tone on MUTE not displayed and off MUTE displayed e Since the button is also the mode change button holding it down to turn the button operation tone on or off also causes the watch s current mode to change e The MUTE indicator is displayed in all modes when the button operation tone is turned off Auto Return Features e If you leave the watch with the Last Signal screen in the Timekeeping Mode for one or two minutes without performing any operation it returns to the Current Time and Date screen in the Timekeeping Mode automatically 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 automatically Scrolling The 8 and 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 mo
19. ns listed Inside or Inside a Near Among or among vehicle household construction high tension behind buildings appliances site airport power lines mountains office or other equipment sources of or a mobile electrical phone noise e Signal reception normally is better at night than during the day e 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 e 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 it will then try to receive the time calibration signal from the other transmitter Home City Codes and Transmitters Home City Code LIS LON MAD PAR ROM BER STO ATH MOW HKG BUS TPE SEL TYO HNL ANC YVR LAX YEA DEN MEX YWG CHI MIA YTO NYC YHZ YYT The areas covered by the HNL ANC MOW HKG and BJS city codes are quite far from the time calibration signal transmitters and so certain conditions may cause problems with signal reception Transmitter Frequency Anthorn England 60 0 kHz Mainflingen Germany 77 5 kHz Fukushima Japan 4
20. on The Level 3 receiving indicator appears only when time data and date data year month day are both received e Perform manual signal receive or wait until the next auto signal receive operation is performed e Check to make sure the watch is in a location where it can receive the signal Time setting is incorrect following signal reception e If the time is one hour off the DST setting may be incorrect e The Home City code setting is not correct for the area where you are using the watch e Change the DST setting to Auto DST Select the correct Home City code e For further information see Important and Radio controlled Atomic Timekeeping Precautions World Time City code HUT UTC offset Current time in selected city Timekeeping Mode time The World Time Mode shows you the current time in 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 All of the operations in this section are performed in the World Time Mode which you enter by pressing To view the time in another city While in the World Time Mode press to scroll eastward through the city codes time zones e For full information on city codes see the City Code Table at the back of this manual To toggle a city code time between Standard Time and Daylight Saving Time DST indi
21. r ALM ALM EB ALM ALM oo gt sia gt sie gt scm gt sic am Alarm Off Alarm On Alarm Off Alarm On Signal Off Signal Off Signal On Signal On e The alarm on indicator and the Hourly Time Signal on indicator are shown on the display in all modes while these functions are turned on 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 City Code the DST setting the 12 24 Hour Format Year Month Day the Language setting and the Month Day display format e Pressing in the Timekeeping Mode will display the Last Signal screen Current Time and Date Screen Last Signal Screen Day of week Month Day Receive date PARENN GETE PM indicator Home Time DST indicator oOo Hour Minutes Seconds Receive time Note e This watch is capable of displaying text for the day of the week in any one of nine different languages English Spanish French Portuguese German Italian Chinese Russian and Japanese 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 Timekeepin
22. s second runner Display time of first runner Alarm After you set and turn on the daily alarm the alarm tone sounds when the alarm time is reached You can also turn on an Hourly Time Signal that causes the watch to beep for about one second every hour on the hour e All of the operations in this section are performed in the Alarm Mode which you enter by pressing Timekeeping Mode time Hour Minutes Seconds Alarm on indicator Alarm time Hour Minutes Hourly time signal on indicator To set the alarm time 1 In the Alarm Mode hold down A until the hour setting of the alarm time starts to flash which indicates the setting screen e This automatically turns on the alarm 2 Press to move the flashing between the hour and minute settings 3 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 4 Press to exit the setting screen Operation Guide 3139 Alarm Operation The alarm sounds at the preset time for about 10 seconds in all modes or until you stop it by pressing any button To test the alarm In the Alarm Mode hold down to sound the alarm To turn the daily alarm and the Hourly Time Signal on and off In the Alarm Mode press to cycle through the settings shown below Alarm On Indicator Hourly Time Signal On Indicato
23. tor Home Time Hour Minutes Seconds Signal Reception Troubleshooting Check the following points whenever you experience prob reception Receive date Receive time lems with calibration signal Problem Probable Cause What you should do Cannot perform e The watch is not in the Timekeeping Mode manual receive e Your current Home City is not one of the following city codes HNL ANC YVR LAX YEA DEN MEX YWG CHI MIA YTO NYC YHZ YYT LIS LON MAD PAR ROM BER STO ATH MOW HKG BUS TPE SEL and TYO e The countdown timer is running e Enter the Timekeeping Mode and try again Select one of the cities to the left as your Home City e Stop the countdown timer and try again Auto receive is e You changed the time setting manually turned on but the e The watch was not in the Timekeeping or Level 3 receiving World Time Mode or you performed some indicator does button operation during the auto receive not appear on the operation display e Perform manual signal receive or wait until the next auto signal receive operation is performed Auto receive is turned on but the Level 3 receiving indicator does not appear on the display Even if receive is successful the Level 3 receiving indicator disappears every day when the first auto receive operation of the day is performed e Time data hour minutes seconds only was received during the last receive operati
24. uide 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 3 receiving indicator will remain on the display in all modes The Level 3 receiving indicator will not be displayed if signal reception was unsuccessful or after you adjust the current time setting manually e The Level 3 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 3 receiving indicator indicates that at least one of the auto calibration signal receive operations was successful Note however that the Level 3 receiving indicator is cleared from the display when the first auto receive operation of the day is performed 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 for about two seconds until RC appears on the display e Time calibration signal reception takes from two to seven minutes but in some cases it can take as long ie seal as 14 minutes Take care that you do not perform any Receiving indicator 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
25. y 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 DST off DST on gt auto PL er PL ar H 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 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 Auto Display Auto Display continually changes the contents of the digital display To turn off Auto Display Press any button to turn off Auto Display This returns to the Timekeeping Mode To turn on Auto Display In the Timekeeping Mode while holding down hold down for about two seconds until the watch beeps Note e Calibration signal reception is disabled while Auto Display is being performed e Auto Display cannot be performed while a setting screen is on the display Button Operation Tone ES The button operation tone sounds any time you press one D of the watch s buttons You can turn the button operation tone on or off as desired e Even if you turn off the button operation tone t
26. 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 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 offset e The UTC offset 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 Coordinated Universal Time 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 With the 24 hour format times are displayed in the range of 0 00 to 23 59 without any indicator Illumination This watch has an EL electro luminescent panel that causes the entire display to glow for e
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