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Casio 2891 User's Manual

1. Making sure the watch is exposed to light regularly ensure stable operation Charge Times Required to Advance to a Higher Level Approximate Exposure Time Level 5 gt Level 4 gt Level 3 gt Level 2 gt Level 1 Exposure Level Brightness Outdoor Sunlight 50 000 lux 2 hours 13 hours 6 hours Sunlight Through a Window 10 000 lux Overcast Daylight Through a Window 8 hours 5 000 lux 4 hours 63 hours 29 hours Indoor Fluorescent Lighting 500 lux 80 hours I e Note that the above charging times are for reference only Actual charging time depends on a variety of environmental factors Power Loss Drop during Sensor Readings Regardless of whether the current battery level is Level 2 or higher the watch may determine that the current power level is not enough to driver the sensor in the Compass Pressure or Altitude Mode If this happens the display will appear as described below After Entering the Mode During Readings Compass Blank Pressure Blank Altitude Blank e Normal operation should return after battery power recovers Operation Guide 2891 Il umination An EL electro luminescent panel is used for illumination for easy reading in the dark A full auto light switch turns on illumination automatically when you angle the watch towards your face for reading E To turn on illuminat
2. e The DST indicator appears on the display and timekeeping is advanced by one hour when summer time is turned on e You can turn summer time on or off independently for each World Time Mode city Note however that you cannot change the summer time setting for the GMT Greenwich Mean Time zone If you turn on summer time for the city that you are using for your Home Time city summer time is also turned on in the Timekeeping Mode 2 seconds World Time City Code List GMT Differ ential City Name City Code GMT Differ ential City Name Jerusalem Honolulu Jeddah Anchorage Teheran Los Angeles Dubai Denver Kabul Chicago Karachi New York Delhi Caracas Rio de Janeiro Dakar Yangon Bangkok Hong Kong Greenwich Mean Time London Seoul Tokyo Paris Adelaide Berlin Sydney Athens Noumea Wellington e The contents of the above table are current as of June 2004 e Time differentials in the above table are in accordance with Universal Time Coordinated UTC 17 Operation Guide 2891 Setting the Home City Time and Date You can use the following procedure to set the current time and date of the Home City that you have selected in the Timekeeping Mode ways use the Timekeeping Mode to set and adjust the current time and date settings e You can also turn Power Sav
3. Orienting the watch at an angle can cause large measurement Avoid the following types of locations when taking a direction error reading with the digital compass Near objects that generate strong magnetic force e Move as far away from magnetic items as possible Stee ava A Permanent magnets magnetic necklaces etc Metal steel columns lockers etc High voltage power lines O Q Electric household appliances TV computer speakers etc Inside a motor vehicle or indoors ferro concrete structures in particular e Accurate direction readings are not possible under these conditions Automobiles X Trains Indoors steel is magnetic e Performing 2 point calibration makes it possible to obtain relatively accurate direction readings while in a motor vehicle or any other vehicle that can freely change direction See To perform 2 point calibration and Using the Compass in an Automobile for more information E Storage location Keep the watch away from magnets and any other sources of strong magnetism Permanent magnets magnetic necklaces bag clasps etc Electric household appliances TV speakers etc If the watch is exposed to magnetism Exposing the watch to magnetism can affect the accuracy of its digital compass readings If this happens perform 2 point calibration To perform 2 point calibration to correct the readings e If you ar
4. e Pressing the button while the countdown is stopped resets to the countdown start time e Pressing the button while the timer countdown is stopped restarts the countdown Operation Guide 2891 Using the Alarms and Hourly Time Signa shown under Modes and Display Screens Use the button to enter the Alarm Mode as You can set up to five independent daily alarms An alarm sounds for 10 seconds when an alarm time is reached The Hourly Time signal causes the watch to beep every hour on the hour E To set an alarm time 1 inthe Alarm Mode use the Mode Indicator forward and back buttons to scroll through the alarm screens in the sequence shown below until the one you want is displayed Alarm Number When you enter the Alarm Mode the alarm screen that was displayed the last time you exited the mode appears first Alarm Time Current Time Alarm 1 Alarm 2 Alarm 3 oto amp 3 ote Hourly Time Signal Alarm 5 Alarm 4 Alarm Indicator 2 Hold down the button for about two seconds until the hour setting starts to flash on the display This is the setting screen e This also causes the alarm indicator to appear and turns on the alarm automatically Use the and buttons to change the hour setting e Holding down either button scrolls the setting at high speed
5. Home City Summer Time 12 24 hour ot Power Saving e You can change ot t To Seconds To Day lt Month lt Year lt 1 Minutes lt Hour seconds are flashing he illumination duration setting while the time setting Note that the above setting toggles between OFF and On when any city code other than HKG TYO or SEL is selected as the Home City A A i 6 While the 12 24 hour 12 24 hour Timekeeping 8 Minutes 10 when all of the settings are the way you want press setting is selected press the button to toggle the timekeeping format between 12 hour 12H indicator and 24 hour 24H indicator While the seconds are selected press the button to reset them to 00 in accordance with the time signal on the radio TV etc Pressing the button while the seconds count is in the range of 30 to 59 resets it to 00 and also adds 1 to the minutes Pressing the button in the range of 00 to 29 resets the seconds count without changing the minutes In Japan you can obtain the current time by dialing 117 on the telephone While the seconds are flashing you can also press the button to change the illumination duration See To specify the illumination duration for more information Resets to 00 Year Month or Da
6. Press the button to return to the Timekeeping Mode e The display also will exit the setting screen automatically if you do not perform any operation for about two or three minutes When the time zone setting is TYO On Selecting this setting turns on auto receive and auto transmitter selection The watch automatically selects either the Otakadoya Mountain signal 40kHz or the Hagane Mountain signal 60kHz whichever is strongest OFF Selecting this setting turns off auto receive and auto transmitter selection Calibration Signal Reception Precautions Auto receive can be performed while the watch is in the Timekeeping Mode or World Time Mode only Signal reception is not possible when any one of the following conditions exists e Timer operation in progress Battery at Level 3 or Level 4 e Recover indicator RECOV displayed e While altitude recording is being performed Manual signal reception can still be performed Operating any button while auto receive is in progress will cause he watch to beep and then exit the receive operation Make sure you are within the range of the calibration signal ransmitter before performing the reception operation Remember hat geographic contours nearby buildings the season the time of day can even make reception impossible even when you are within range of the transmitter e Proper reception may be impossible if there is something blocking he signal If rec
7. Remedy Change to another location or move outside and try again Note that correct direction readings are not possible inside of a ferro concrete structure Operation Guide 2891 Taking Pressure and Temperature Readings E To take pressure and temperature readings n the Timekeeping Mode Compass Mode or Altitude Mode press the 8 button to enter the Pressure Temperature Mode The display wil show the barometric pressure and pressure tendency graph and temperature Pressure Temperature Mode Display Pressure Tendency Graph Pressure Differential Graph Pressure Temperature e The barometric pressure can take up to four or five seconds to appear after you enter the Pressure Temperature Mode Barometric Pressure and Temperature Readings After you enter the Pressure Temperature Mode the watch takes readings every five seconds for three minutes After that the watch will take a reading whenever you press the button e When measuring outdoor temperatures remove the watch from your wrist and place it in a location where its readings will not affected by body temperature sweat water droplets direct sunlight etc Barometric Pressure Measurement Range 260hPa to 1 100hPa Measurement Unit 1hPa e The display will show whenever a measured value is outside the measurement range Temperature Measurement Range 10 0 C to 60 0 C Measurement Unit 0 1 C e For a temperature of 10 C
8. 15hPa Example 2 Temperature differential 15hPa Pressure Differential Graphic 15hPa In excess of 15hPa Graphic displayed at 9 o clock Indicator appears at 9 o clock e The graphic does not appear when the barometric pressure reading is outside the measurement range 260 to 1100hPa E To turn the pressure differential graphic on and off 1 inthe Pressure Pressure Temperature Mode hold down the button for about two seconds until SET appears at the top of the display After about four or five seconds the barometric pressure value will appear in the middle of the display 2 Press the button twice to move the flashing to the pressure differential graphic On OFF setting 3 Press the button to 4 Press the button to exit toggle the setting on display graphic and off do not display graphic the setting screen and return to the Pressure Temperature Mode screen e The watch automatically exits the pressure differential graphic on off setting screen if you do not perform any operation for about two or three minutes 10 Operation Guide 2891 Calibrating the Pressure Sensor The barometric pressure sensor of the watch is calibrated at the factory and further calibration normally is not required Perform the following operation only when you find that a pressure reading taken with another accurate instrument is very different from the r
9. Hour Minute Second N Current Time Conga oS Start Stop e Pressing the button while an elapsed time operation is being performed freezes the current time on the display and continues timing of the next split internally This condition is indicated by the SP split indicator on the display Changing to another mode while a split time is displayed cancels the split time operation e Pressing the button while timing is stopped resets the stopwatch E To perform elapsed time measurement o gt Start Stop Reset Cumulative Time Measurement Pressing the button to restart the stopwatch without resetting it to all zeros causes the elapsed time measurement to resume from where it was last stopped E To perform split time measurement Start Record Split Release Split Stop Reset Split Time Screen E To time 1st and 2nd place finishers Start 1st Finisher 2nd Finisher Displays time Reset Displays time of 2nd finisher of 1st finisher 15 Operation Guide 2891 Usi ng the Ti mer Use the button to enter the Timer Mode as shown under E To configure timer settings Modes and Display Screens 1 a While the current starting time is displayed in the 3 Press the button to change to the timer type You can set the start time of the timer in units of one minute in the s Timer Mode hold down i range of 1 to 60 m
10. 326 M yy OSS Interpreting the Degree Value About two seconds after you press the button the watch enters the Compass Mode and displays the direction angle and graphic pointers Taking a direction reading with the digital compass causes readings to be taken each second for 20 seconds After the direction reading operation is complete you can press the button again to restart it An alarm or other beeper operation or turning on illumination by pressing the O button while a direction reading operation is in progress will stop it momentarily The direction reading operation will resume when the beeper or light operation is complete e Taking a direction reading in a location where terrestrial magnetism is weak can affect direction readings e The full auto light switch is disabled during the 20 seconds required to take a direction reading with the digital compass e After the direction reading operation is complete press the button to return to the Timekeeping Mode If you do not perform any button operation for two or three minutes while in the Compass Mode the watch will return to the Timekeeping Mode automatically Digital Compass Precautions Note the following points whenever taking a direction reading with the digital compass E When taking a reading E Location Orient the watch so it is level either on your wrist of off your wrist The wrong type of location can cause large measurement error
11. Mode 2 Hold down the button for about two seconds e The watch will beep and reception will start The display will flash and the receive icon 4 will start to cycle through its numbers 2 seconds E To interrupt reception Press the button All other buttons besides are disabled during signal reception When reception is successful The watch terminates reception and adjusts the current time Next it beeps and then displays the date and time the adjustment was performed e The i icon with all numbered segments visible on the display also indicates successful signal reception When reception fails The watch does not adjust its current time setting and displays ERR when signal reception is unsuccessful for some reason e The display will return to the normal timekeeping screen automatically if you do not perform any operation for about one or two minutes In the Timekeeping Mode press the button six Receive Icon Receive Icon The receive indicator cycles from Unstable through Stable as shown below while reception is in progress How far it cycles depends on the signal strength Keep the watch in a location where reception is stable while reception is in progress A f 2 4 Unstable Stable Even under optimum reception conditions it can take about 10 seconds for reception to stabilize e Use the receive icon to check reception status and t
12. Mode as shown under Modes and Display Screens World time lets you display the current time in any one of 30 cities 29 time zones around the world When you enter the World Time Mode the screen for the city that was displayed when you last exited the mode appears first The seconds count in the World Time Mode is linked with the Timekeeping Mode seconds count e The same 12 hour 24 hour format you select for the Timekeeping Mode time is also applied in the World Time Mode Important If the World Time Mode time is incorrect correct the setting of the current time in the Timekeeping Mode See To configure Home City settings for more information E To search for a city code In the World Time Mode use the Eastward and Westward buttons to scroll through city codes e Holding down either button scrolls at high speed City Code Westward World Time Eastward Using Summer Time DST Summer time or Daylight Saving Time DST as is it is called in some countries calls for setting clocks ahead one hour during the summer season Note that the use of summer time depends on the country and even the local area E To turn summer time on or off 1 in the World Time Mode use the Eastward and Westward buttons to select the city whose summer time setting you want to change 2 Hold down the button for about two seconds to toggle summer time on and off
13. and display it Altitude Mode Display Altitude Graph ACT Indicator Altitude Current Time e The altitude can take up to four or five seconds to appear after you enter the Altitude Mode Altitude Tendency Graph The altitude tendency graph shows past altitude values measured in the Altitude Mode ee T e Each plot on the graph i represents 10 meters Current altitude flashing Altitude Readings After you enter the Altitude Mode the watch takes readings every five seconds for three minutes ACT indicator flashing After that readings are taken every two minutes ACT indicator displayed without flashing Altitude Display Range 10 000 to 10 000 meters Display Unit 5 meters Measurement Range 700 to 10 000 meters Measurement Unit 5 meters e Though the display range covers 20 000 meters from 10 000 to 10 000 the measurement range covers only 10 700 meters 700 to 10 000 e The altitude values produced by the watch are relative altitude values This means they are relative to a reference altitude value that you preset Even when you are at a location that is above sea level the watch may display a negative value indicating you are currently lower than your reference value The display shows when the measured value is outside the measurement range or display range If you do not perform any button operation for nine or ten minutes while in the Altitude Mode the wat
14. clock facing in the general direction of the transmitter e If you cannot receive the calibration signal or if the current time setting is incorrect after signal reception check the current setup of the watch e The following are the watch s factory default settings which are configured automatically whenever you have the battery of the watch replaced 3 Auto Receive On c3 Home City R ri Tokyo Summer Time Auto according to signal data gt a Operation Guide 2891 Taking Direction Readings Your watch uses a built in magnetic sensor to detect and display direction You can use displayed data to determine the direction to an objective or your current bearing e If you have reason to suspect that direction readings are not correct you can calibrate the direction sensor using the procedure under Calibrating the Direction Sensor E To take a direction reading In the Timekeeping Mode Pressure Temperature Mode or Altitude Mode orient the watch so it is level either on your wrist or off your wrist Pointing 12 o clock in the direction you want to read press the button When 12 o clock is pointing northwest Direction you want to read West A North Compass Direction Indication in Degrees The direction indicated by the watch is accurate up to 11 degrees Example When 12 o clock is pointing northwest Northwest 315 304 to
15. e When setting the hour make sure you specify AM no indicator or PM P correctly when using 12 hour timekeeping or that you specify the correct 24 hour time e The same 12 hour 24 hour format you select for the Timekeeping Mode time is also applied in the Alarm Mode 4 move the flashing to the minute digits Press the button to e As with the hour setting use the and buttons to change the minute setting Minutes 5 When the setting is the way you want press the button to exit the setting screen and return to the timer mode screen e This exits the setting screen e The display also will exit the setting screen automatically if you do not perform any operation for about two or three minutes E To turn an alarm or the hourly time signal on or off In the Alarm Mode use the and buttons to select the setting you want to turn on or off and off Press the button to toggle the displayed setting on e Turning on an alarm or the Hourly Time Signal causes its indicator to appear on the display Alarm Indicator Alarm 2 Screen Hourly Time Signal Indicator Hourly Time Signal Screen E To stop the alarm beeper Pressing any button while the beeper is sounding stops it E To test the alert operation In the Alarm Mode hold down the button to sound the alarm Using World Time Use the button to enter the World Time
16. keep track of the current barometric pressure and temperature while climbing See Taking Pressure and Temperature Readings for more information Pressure Tendency Graph Barometric Pressure Temperature Pressure Temperature Mode II After you get back home Recall altitude records from memory to retrace your climb and to make plans for your next climb See Viewing Altitude Memory Records for more information Each press of the button causes the watch to beep and cycles through the Recall Mode World Time Mode Stopwatch Mode Timer Use the and buttons to enter each measurement mode and automatically start taking the applicable readings Press the button to return to the Timekeeping Mode If your do not perform any button operation for about nine or ten hours while in the Altitude Mode the watch automatically returns to the Timekeeping Mode Use this mode to keep track of your bearing This mode measures barometric pressure and temperature It also displays the pressure tendency graph This mode measures your altitude You can store altitude readings in memory for later recall EN Button no displa T Q Button a AM y 3 Hour Minutes pad of the Week PM indicator Seconds Button Button Light Switching between Display Screens Each press of the button switches the display between the day of the week day and the month day lt q 5
17. the button to calibrate the first direction In the Timekeeping Mode press the button to enter the Compass Mode e When calibration is successful OK will appear on the display followed by 2 to indicate calibration of the second direction Do not move the watch while calibration of either direction is being performed e is on the display while calibration of a direction is being performed If does not appear when you press the 2 Hold down the button button wait for about three seconds and then press the for about two seconds button again until 1 appears on the display Next press the button so N is displayed 4 while 2 is on the Rotate 180 degrees display rotate the watch so it is pointing 180 degrees opposite of the first direction and then press the button to calibrate the second direction e This is the northerly calibration screen 2 seconds ff e When calibration is successful the watch will exit the calibration screen and return to the compass screen 3 Holding the watch so it is horizontal point 12 o clock north and then press the button e When calibration is successful OK will appear on the display and the watch will return to the compass screen If ERR appears ERR indicates that an abnormal value was detected because the w
18. you do not perform any operation for about two or three minutes Operation Guide 2891 How a Radio controlled Watch Works What is a radio controlled watch Your radio controlled watch is designed to receive a time calibration signal that contains standard time data and adjust its current time setting accordingly Signal is received by Transmitter built in antenna Long wave time calibration signal We S atomic clock Watch Watch decodes received data and Signal data converts it to time 3 ecods a Time data lt 4 Time is adjusted according to time data Internally After the watch receives the Standard Time signal it performs internal calculations to determine the current time Because of this there may be an error of up to one second in the displayed time Calibration Signal The Japanese calibration signal Call Sign JJY is maintained by the National Institute of Information and Communications Technology NICT It is transmitted 24 hours a day from the Mt Otakadoya transmitter 40kHz located in Tamura gun Fukushima Prefecture and from the Mt Hagane transmitter 60kHz located on the border between Saga Prefecture and Fukuoka Prefecture Though the calibration signal normally is transmitted 24 hours a day transmission may be interrupted occasionally due to maintenance lightning etc Reception Rang
19. 30 Day of the Week Month Day Mode Alarm Mode and Receive Mode as shown below If you do not perform any button operation for two or three minutes while in the Recall Mode Alarm Mode Receive Mode Compass Mode or Pressure Temperature Mode the watch will return to the Timekeeping Mode automatically Use this mode to recall altitude records Use this mode to check the date and time of the last successful signal reception and to perform manual heed You can also turn auto receive on and off in this mode Use the Alarm Mode to set the alarm and to turn the hour ly time signal on and off World Time lets you display the current time in any one of 30 cities 29 time zones around the world The stopwatch performs 1 100 second elapsed time measurement up to 9 hours 59 minutes 59 99 seconds 10 hours The Timer Mode lets you set a start time up to 60 minutes in 1 minute steps An alarm sounds for five seconds when the end of the countdown is reached Power Saving causes the watch to enter a sleep state automatically in order to save power whenever it is left in the dark The Power Saving feature of the watch is turned on at the factory e Note that the watch may also enter the sleep state if the watch is blocked from light by your sleeve How the sleep state works Display sleep state The display sleep state is triggered whenever the watch is left in the dark for about one hour between the hours of 10 p m and 6
20. Timer is selected buttons to change the Press the and minutes setting The fe Z indicator appears on the display while the Auto Repeat Timer is selected The watch beeps for five seconds when the end of the countdown scrolls the setting at high is reached speed Auto Repeat Timer ee The Auto Repeat Time causes timing to restart from the start e Pressing any button while the beeper is sounding stops it time when the end of the countdown is reached The fm 27 indicator appears on the display while the Auto Repeat Timer is selected i i 5 when the setting is the way you want press the The countdown repeats up to 10 times or until you stop it button to exit the setting screen and return to the timer manually mode screen e The display also will exit the setting screen automatically if you do not perform any operation for about two or three minutes E To turn the progress beeper on or off E To use the countdown timer In the Timer Mode countdown can be running or stopped In the Timer Mode press the button to start and stop the press the button to toggle the progress beeper on and off countdown The 1f indicator is on the display while the progress beeper is e The time counts down in 1 second steps turned on Reset 8558 cl oa EB Start Stop Current Time Indicates progress beeper on Minutes
21. Your watch runs on electrical power generated from light and stored by a chargeable battery To ensure stable operation make sure that the solar cell of the watch is exposed to light as much as possible 1 How the solar cell and battery work When exposed to light Light 4 g 7 Solar cell Electrical Recharge able battery Power supplied to watch When not exposed to light Discharge Recharge able battery L J lt Power supplied to watch Your watch continues to operate even when it is not exposed to light Leaving the watch in the dark can run down its battery and cause functions to become disabled 2 Avoid overuse of display illumination e Over use of display illumination can run down the battery Recharge He E J x able battery Car lt Power supplied to watch The following shows approximately how much exposure to light is required to recharge the battery by the amount used by one display illumination operation e Sunlight through a window 5 minutes Indoor fluorescent lighting 50 minutes Care is required when using the full aut can cause frequent display illuminat 3 Tips on how to keep the battery charged Try to ensure that the watch is always exposed to enough light to keep its battery indicator at LEVEL 1 or LEVEL 2 Some of the e When wearing the watch try to keep your sleeve from blocking its face solar cell watch s functions are disabled when battery power dr
22. a Memory Use the procedure below to clear the contents of cumulative data memory Clearing cumulative data memory deletes high altitude low altitude total ascent and total descent data 1 In the Recall Mode press the button to switch to the cumulative data screen and then hold down the button 2 After CLR appears on the display keep the button depressed for two more seconds until the watch beeps indicating that cumulative data has been cleared Setting a Reference Altitude Use the following procedure to set a reference altitude in accordance with a reading produced by another device or an altitude value obtained from a marker or other source Altitudes displayed by your watch can be affected by changes in atmospheric pressure and temperature and by changes in temperature at different altitudes Because of this it is always a good idea to use the procedure below to update the reference altitude value in accordance with altitude values indicated on markers along your route 1 inthe Altitude Mode hold Reference Altitude down the button for about two seconds until SET appears at the top of the display e After about four or five seconds the altitude value will appear at the bottom of the display 2 seconds f 2 Use the and buttons to adjust the reference altitude value Each press of the button or butto
23. a m The watch does not enter the sleep state if it is in the Timer Mode or Stopwatch Mode The display sleep state causes the display to go blank except for a flashing Power Saving indicator Alarm hourly time signal and Timer Mode progress alert and time up alert operate normally in the display PS sleep state Power Saving Indicator Function sleep state The function sleep state is triggered whenever the watch is left in the dark for six or seven days The Power Saving indicator stops flashing and remains on the display Alarm hourly time signal and Timer Mode progress alert and time up alert do not operate in the function sleep state In the function sleep state 2 hour barometric pressure readings and auto receive also are not performed e Digital timekeeping functions continue to operate normally in the function sleep state E To recover from the sleep state Place the watch in an area that is well lit press any button or angle the watch toward your face to illuminate the face of the watch using the full auto light switch Positioning Your Arm Correctly e It can take up to two seconds before display figures re appear after you place the watch in a well lit area E To turn Power Saving on and off See the procedure under To configure Home City settings for information about turning off Power Saving Leaving the watch in a drawer or anywhere else it is dark can cause Power Saving to trig
24. above sea level nr OO ood Om Seal Level e Accurate readings are not possible when barometric pressure and temperature are fluctuating widely due to sudden and severe changes in the weather Example When you approach a low pressure area while mountain climbing the drop in pressure produces altitude readings that are higher than the actual altitude e To avoid the effect of sudden temperature changes on readings wear the watch so it is in direct contact with your wrist while taking readings e Remember that the air inside of a commercial aircraft is pressurized Because of this the readings produced by this watch will not match the altitude readings announced by the flight crew e This watch is designed to take altitude readings at preset intervals Never try to use it for altitude readings while engaged in the following types of sports during which altitude can change very rapidly over a short time span Example Skydiving hang gliding paragliding gyrocopter flying glider flying etc Sensor Error Detection The watch disables the sensor operation and displays the indicator described below whenever a sensor malfunctions or when faulty contact makes correct readings impossible When sensor malfunction occurs When a pressure sensor or direction sensor occurs ERR flashes on the display for about two seconds and then readings stop e When sensor malfunction occurs
25. ace N N v At least 40 degrees e You should be wearing the watch on the outside of your wrist when using the full auto light switch e Make sure that the left 9 o clock and right 3 o clock sides of the watch are within 15 degrees of being parallel with the ground The full auto light switch may not operate properly if the angle is greater than 15 degrees Illumination Precautions e The light may be difficult to see under bright sunlight e Illumination turns off automatically if an alarm sounds etc You may notice a slight sound from the watch while illumination is turned on This is the sound of EL panel vibration and does not indicate malfunction e Illumination is disabled during time calibration signal reception while configuring sensor measurement mode settings and during direction sensor calibration Calibrating the Direction Sensor Full Auto Light Switch Precautions e Frequent use of the full auto light switch can run down the battery e The full auto light switch may turn on illumination when the face of the watch is shaded by your sleeve e Illumination may not turn on immediately when you angle the watch towards your face This does not indicate malfunction e Illumination remains on for the specified duration 1 5 seconds or 2 5 seconds only even if you leave the watch angled towards your face The full auto light switch is disabled automatically whenever the bat
26. and keep you safe E Predict weather based on changes in barometric pressure Barometric pressure changes along with atmospheric movements Because of this you can predict upcoming weather by monitoring changes in barometric pressure Sky Clouds produces clouds If barometric pressure is rising gt Weather conditions should improve s which cause rain ro tk Downward Air Flow ma i If barometric pressure is falling gt Weather conditions should deteriorate Upward Air Flow L S SN Z PRAC ANN R Ground Ground Why this is true Low Pressure Upward flowing air High Pressure Sky A rise or fall in Downward flowing barometric pressure air dissipates clouds produces changes in and clears the skies the weather as shown to the right Low Pressure 2 E Atmospheric Pressure The barometric pressure values reported on TV in newspapers and in other media are actual readings taken on mountains plains and the sea which are converted to a mean sea level pressure value They are not the barometric pressure values for mountain areas This makes it possible to compare barometric pressure values regardless of location The process of correcting barometric pressure to a fixed altitude sea level is called reduction to sea level Changes in barometric pressure can 11 Operation Guide 2891 Taking Altitude Readings The watch uses International Standard Atmosphere ISA values that ar
27. atch was moved during calibration or due to some other reason If this happens perform the calibration procedure again from the beginning Take care that you do not move the watch while calibration is being performed If ERR or abnormal value detected keeps appearing when you try to perform calibration it could mean that there is a strong source of magnetism close by If this happens move to another location and try performing calibration again How to use the digital compass Determining Your Current Location You can find out your current location by using the compass to read the directions to two known landmarks and then determining where two lines drawn in accordance with the directions intersect on a map 1 a Find the two landmarks read the directions to them and record the readings in memory A B Nan 2 Recall the readings and draw lines on a map from the two landmarks Your current location will be where the two lines intersect When you can see the objective Point 12 o clock at the objective and then perform a direction reading operation This will tell you the direction to the objective E Making Your Way to an Objective Now you can perform occasional readings to make sure you are headed in the right When you cannot see the objective direction even if you can no longer see your objective 1 a Find the objective on a map Example When the objective is nort
28. ch will return to the Timekeeping Mode automatically Interpreting the Altitude Differential Graphic The altitude differential graphic shows the relative difference In excess of 15 meters between consecutive values measured in the Altitude Mode so Graphic displayed at 9 o clock you can monitor changes as you ascend or descend e The graphic shows changes up to 15 meters in 5 meter units e You can turn display of the altitude differential graphic off if you want Indicator appears Example 1 Altitude Differential 10 meters at 9 o clock 15m y WF atitude Differential 2 Graphic 10 meters 15m Example 2 Altitude Differential 15 meters Altitude Differential Graphic 15 meters E To turn the altitude differential graphic on and off 1 in the altitude Mode hold down the button for about two seconds until SET appears at the top of the display e After about four or five seconds the altitude value will appear in the middle of 2 seconds f the display 2 Press the button twice to move the flashing to the altitude differential graphic On OFF setting 3 Reference altitude a Press the button to toggle the setting on display graphic and off do not display graphic 4 Press the button to exit the setting screen and return to the Altitude Mode screen e The watch automatically exits the altitude differential g
29. curate instrument is very different from the reading produced by your watch Take care that you perform the calibration operation correctly Using the wrong value can make it impossible to measure temperatures correctly 1 inthe Pressure Pressure 3 After the setting is the way Temperature Mode hold you want press the down the button for button to return to the about two seconds until Pressure Temperature OFF or the current Mode screen temperature appears at the bottom of the display e It will take four to five seconds for the barometric pressure value to appear The watch automatically exits the temperature sensor calibration screen if you do not perform any operation for about two or three minutes 2 Use the and buttons to adjust the temperature value e Each press of the button or button changes the displayed value by 0 1 C e Holding down either button scrolls the setting at high speed Pressing the and buttons at the same time returns to the factory default setting which is indicated by OFF m Barometric Pressure Primer E Ways you can use the pressure tendency graph Example 1 Hiking Example 2 Golf You can take barometric pressure readings from morning to night the day before you plan to go hiking or mountain climbing and get an idea of what the weather will be like alert you to an approaching thunderstorm
30. e defined by the International Civil Aviation Organization ICAO to convert readings taken by its built in pressure sensor to relative altitude values Important When taking altitude readings make sure that the temperature of the watch is kept as stable as possible and is not affected by changes in temperature You can do this by keeping the watch in direct contact with your skin e Variation in the watch s temperature due to changes in air temperature or altitude can cause altitude reading error What can do with altitude readings Example 1 Find out how high you have hiked or climbed Start an altitude reading operation at the foot of the mountain as you start off and find out how many meters you climbed when you get to the top Example 3 Measure how tall a building is Set the altitude to zero on the first SOc floor of a building and then go up to the top floor to measure how tall it is e Note that pressurizing and ventilation equipment inside of some buildings can cause errors in altitude readings Example 2 Determine how high above sea level your house is When you travel from your home to the beach you can measure the relative change in altitude and determine how high your home is above sea level E To take an altitude reading In the Timekeeping Mode Compass Mode or Pressure Temperature Mode press the button to enter the Altitude Mode The watch will measure your current altitude
31. e unsure if you watch has been exposed to magnetism perform 2 point calibration before taking a direction reading e Exposing the watch to extremely strong magnetism can make correct direction readings impossible even after 2 point calibration or can cause display of abnormal values during direction readings Calibrating the Direction Sensor Perform one of the calibration operations described below whenever you think that the watch s direction readings are not correct for some reason 2 Point Calibration Use 2 point calibration to calibrate the direction sensor to suit a particular magnetic environment Northerly Calibration With northerly calibration you teach the direction sensor the northerly direction determined using another compass etc Northerly calibration also can be used to calibrate the direction sensor to correct the declination angle and indicate true north rather than magnetic north e If you want to perform both 2 point calibration and northerly calibration perform 2 point calibration first and then northerly calibration Performing 2 point calibration automatically cancels the last northerly calibration setting Before using the watch inside of an automobile for example perform 2 point calibration to correct for the effects of magnetism that may be present in the vehicle e The watch will exit the flashing digital compass screen automatically if you do n
32. eading produced by your watch Take care that you perform the calibration operation correctly Using the wrong value can make it impossible to measure barometric pressure correctly 1 inthe Pressure Pressure 3 Use the and Temperature Mode hold buttons to adjust the down the button for barometric pressure about two seconds until value OFF or the current temperature appears at the bottom of the display ISET ASTA e Each press of the button or button changes the displayed value by 1hPa e Holding down either button scrolls the setting at high Temperature speed Pressing the and buttons at the same time returns to the factory default setting which is indicated by OFF e It will take four to five seconds for the barometric pressure 2 seconds value to appear 2 Press the button so OFF or the barometric pressure value is flashing 4 After the setting is the way you want press the button to return to the Pressure Temperature Mode screen e The watch automatically exits the pressure sensor calibration screen if you do not perform any operation for about two or three minutes Calibrating the Temperature Sensor The temperature sensor is calibrated at the factory and further calibration normally is not required Perform the following operation only when you find that a temperature reading taken with another ac
33. eption is unsuccessful try again e This watch is designed to adjust its current time setting in accordance with the calibration signal transmitted in Japan only Note that you will need to make your own adjustments when using his watch outside of Japan or in any area that is outside the range of one of the receivable time calibration signal transmitters e When the watch is unable to adjust its time signal using the calibration signal for some reason timekeeping accuracy is within 15 seconds per month Strong electrostatic charge can cause timekeeping error Signal reception is cancelled if an alert operation is starts while it is being performed e The watch s calendar shows dates up to the year 2099 Attempting a receive operation after that causes an error Troubleshooting The watch cannot receive the time calibration signal e Is the signal being transmitted Though the time data of the Japanese calibration signal Call Sign JJY is maintained by the Japan Standard Time Group of the National Institute of Information and Communications Technology NICT it may sometimes be interrupted for periodic maintenance work or because of lightning or other problems Are you within the reception range of a transmitter See Reception Ranges for information about areas where the watch can receive the signal e Is there something in the immediate area that may be interfering with reception Even if you are within the rece
34. es With this setting the watch automatically selects either the Mt Otakadoya signal 40kHz or the Mt Hagane signal 60kHz whichever is strongest Transmitter Location Mt Otakadoya 40kHz Mt Hagane 60kHz Under optimum conditions the calibration signal should be receivable up to 1 000 kilometers from the transmitter Note that the wave is relatively weak at distances greater than 500km so reception may be poor at long distances Geographic contours nearby buildings the season the time of day can even make reception impossible even when you are within range of the transmitter e Best reception is possible late at night Location Reception is difficult and may even be impossible in the locations described below Avoid such locations when performing signal reception e You should think of your watch operating like a radio or TV when it is receiving the calibration signal Among or near buildings FS E gt Inside a vehicle automobile Next to a household appliance or train plane etc office equipment TV speaker fax computer cell phone etc F AIEO In a location where there is radio interference construction site airport etc a O a Near mountains If you are experiencing problems with reception move away from the types of locations described above to a location with better reception and try again Receiving the Calibration Signal There are tw
35. etween different altitudes an extreme change in weather an extreme change in temperature etc If the next plot is near the reading that is outside the range of the current graph the graph will shift to show both of the plots Continual rise in barometric pressure 24 12 0 Rising barometric pressure indicates that upcoming weather will be fair Continual drop in barometric pressure 24 12 0 Falling barometric pressure indicates that upcoming weather will deteriorate Temperature and humidity can affect pressure graph contents Because of this pressure tendency graph contents are intended for reference only The watch will not take a barometric pressure reading if a measurement time arrives while the barometric pressure sensor is malfunctioning while rechargeable battery power is low or while the watch is in the function sleep state Interpreting the Pressure Differential Graphic The pressure differential graphic shows the relative difference between the barometric pressure reading taken when you enter the Pressure Temperature Mode and the last of the readings the watch takes every two hours The graphic shows changes up to 15hPa in 1hPa units e You can turn display of the pressure differential graphic off if you want Example 1 Temperature differential ShPa 15hPa comparison E moga A ET Data used for N Differential Graphic 5hPa j
36. ger in order to conserve battery power Operation Guide 2891 Power Supply The power supply of this watch uses a solar cell to generate electrical power which is stored by a rechargeable battery Using or storing the watch where it is not exposed to light regularly or allowing it to be blocked from light by your sleeve as you are wearing it can cause the power of the rechargeable battery to run down To ensure stable operation be sure to allow the watch to be exposed to light as much as possible when you are wearing or storing it Note that all data in memory and all settings are cleared whenever you allow the level of the rechargeable battery to drop to Level 5 Recover Indicator If you use the light or alarms a number of times during a short period the RECOV indicator may appear on the display to indicate that the following operations are disabled in order to allow battery power to recover e Illumination Alarm and hourly time signal Timer Mode progress alert and time up alarm e Sensor readings Normal operation will return after the battery recovers Recover Indicator Battery Indicator eh As All functions enabled e DA A All functions enabled FALLIT aii Illumination alarms and other Level MEN tones sensor readings and time calibration signal 3 NE reception disabled Digital display illumination Level alarms and other tones sensor 4 readings a
37. heast NE from your current location Objective E Memorizing a Location readings of the directions to the same two landmarks Current location 2 Use the watch to perform occasional direction readings as you make your way towards your objective Northwest North Northeast This screen indicates that the direction to your objective is at 3 o clock To memorize a specific location on the ocean take readings on the directions to two fixed distant landmarks After that you will be able return to that location by taking ay poe a ooo Favorite fishing point Digital Compass Reference E What is a digital compass The Earth is like a giant magnet with a north pole and a south pole The magnetism of the Earth is called terrestrial magnetism The magnetic sensor of your watch is a magnetic compass that detects terrestrial magnetism to determine direction Operation Guide 2891 E Magnetic compass north reading The northerly direction detected by a magnetic compass is magnetic north which is different from true north Depending on your location on the globe the magnetic north indicated on a compass is actually east or west of true north The angle that is formed by the difference between magnetic north and true north is called the declination The magnetic north pole is located north of Canada while the magnetic south pole is located south of Austra
38. ing on and off while setting the time and date Al E To configure Home City settings 1 City Code In the Timekeeping Mode hold down the button for about two seconds until the current city code flashes on the display 2 seconds ef TYO Tokyo 2 Use the Eastward and Westward buttons to scroll through the city codes until the one you want to use as your Home City is displayed Westward See World Time City Code List for a complete list of city codes e Holding down either button scrolls at high speed Eastward change to the summer Press the button to 4 Press the button to cycle through the summer time settings until the one you want is displayed AT Auto This setting enables the auto summer time setting which turns summer time on or off in accordance with the received time calibration signal When TYO Tokyo is selected at the Home City this setting changes the time in accordance with Japanese summer time DOFF This setting turns off summer time and displays the current time normally gOn This setting turns on summer time e Selecting this setting displays the DST indicator and advances the current time setting by one hour From here you can use the button to select the settings shown below Each press of the button causes the applicable setting to flash
39. inutes The watch beeps for 5 seconds when Timer Alarms the Burton for about bla the end of the countdown is reached Turning on the watch s auto two seconds until the start z repeat timer feature causes the countdown to restart from the start Progress Beeper to flash on the display 71 time whenever the end of the countdown is reached When the progress beeper is turned on the watch beeps at the This is the setting screen top of minute 10 5 4 3 2 and 1 before the end of countdown is Minutes r A reached and at second 50 40 30 20 10 5 4 3 2 and 1 of the 2 seconds Timer Types final minute There are two different settings that you can use to configure the e If the timer start time is less than 10 minutes the progress beeper Indicates timer as describe below beeps only for the minutes and seconds that are actually counted 4 Press the button to auto repeat timer down toggle the timer type t See To turn the progress beeper on or off for information about between repeat timer and Repeat Timer prog p 2 auto repeat timer how to turn the progress beeper on and off The 1f indicator is With the Repeat Timer the countdown stops the original start on the display while the progress beeper is turned on time appears and the watch beeps for 5 seconds when the end of the countdown is reached The indicator appears on the display while the E Time Up Alarm Holding down either button Repeat
40. ion manually In any mode press the button e You can specify 1 5 seconds or 2 5 seconds as the duration of display illumination To specify the illumination duration e Pressing the button turns on illumination regardless of whether the full auto light switch is on or off E To turn the full auto light switch on or off The full auto light switch turns on illumination automatically whenever you angle the watch towards your face for reading but only when it is dark e The full auto light switch does not turn on illumination when surrounding light is bright The full auto light switch turns on illumination for the specified illumination duration in all modes when the watch is angled towards the face n any mode except when a setting screen is on the display hold down the D button for about three seconds to toggle the full auto You may hear a faint rattling sound when you move the watch around This sound is caused by the movement of a metal bulb that controls operation of the full auto light switch and does not indicate malfunction ight switch on A EL indicator displayed and off no indicator displayed Full Auto Light Switch On Indicator TO seconds E Positioning Your Arm Correctly With the watch on your wrist position it parallel with the ground Rotate your arm so the watch is angled at about 40 degrees so you can read its f
41. lia In Japan the declination angle is 5 degrees around Kagoshima to about 9 degrees around Hokkaido west Magnetic north pole Using the Compass in an Automobile The entire body of a vehicle may be magnetized which will make proper direction readings impossible By performing 2 point calibration however you can use the compass to take approximate readings while riding in an automobile See To perform 2 point calibration for information about how to perform 2 point calibration Important Never try to perform 2 point calibration while driving Doing so is very dangerous and creates the risk of serious accident 1 a First park the vehicle in a 2 At a location inside the safe area where you can vehicle that is away from turn it around 180 degrees its equipment and body use the 2 point calibration screen to calibrate the first point 3 Turn the vehicle around 180 degrees and then calibrate the second point Precautions During Calibration e When performing 2 point calibration perform calibration of the first point and the second point in the same location Keep as far away from possible from the vehicle s equipment body and other possible sources of magnetism Depending on the condition of the magnetism of the vehicle proper direction readings may not be possible e Magnetism differs from vehicle to vehicle Be sure to perform 2 point calibration whenever you change fr
42. m On Indicator While the target altitude value is flashing press the button to toggle the altitude alarm on By displayed and off not displayed Note that the altitude alarm can be turned on or off only while the target altitude is flashing 2 After the setting is the way you want press the button to return to the Altitude Mode screen e The watch automatically exits the target altitude setting screen if you do not perform any operation for about two or eof three minutes E To stop the alarm beeper Press any button Altitude Memory Altitude memory stores up to 40 altitude records when you perform altitude recording Each record includes the date time and altitude Other items stored in memory are high altitude low altitude total ascent total descent and relative altitude Altitude recording takes readings every 15 minutes 00 15 30 45 minutes of each hour and stores them in memory e Starting a new altitude recording operation automatically clears any existing altitude records in memory to make room for the new readings The watch stops altitude recording automatically after the 40th record is stored e Altitude recording continues to be performed even if you change to another mode The REC indicator flashes on the display while altitude recording is in progress High altitude low altitude total ascent and total descent values over time can also be accumulated in a
43. n changes the displayed value by 5 meters e Holding down either button scrolls the setting at high speed e Pressing the and buttons at the same time returns to the factory default setting which is indicated by OFF for the reference altitude e The reference altitude can be set in a range of 10 000 meters to 10 000 meters 3 After the setting is the way you want press the button to return to the Altitude Mode screen e The watch automatically exits the reference altitude setting screen if you do not perform any operation for about two or three minutes If temperature reading accuracy is a priority If temperature accuracy is a priority remove the watch from your wrist so it is not affected by your body temperature Altitude Primer E Relationship between Altitude Barometric Pressure and Temperature Generally both barometric pressure and temperature are lower Note however that removing the watch from your wrist will make the greater the altitude from sea level This means you can altitude readings more prone to being affected by changes in air determine your altitude if you know the current air temperature temperature Because of this the chance of altitude measurement error increases slightly when the watch is removed from the wrist Your watch uses International Standard Atmosphere ISA data on e After removing the
44. nd time calibration signal reception disabled Level All functions including 5 timekeeping disabled e Exposing the watch to direct sunlight or other strong light may cause the battery level indicator to indicate a level that is momentarily higher than the actual battery level Because of this you should wait for a short while after charging to check the battery level indicator e Even if the battery level drops all the way to Level 5 you still will be able to recharge the battery and use the watch again e If you start charging from Level 5 the display of the watch will flash when the battery reaches Level 4 Note however that the watch s functions will still remain disabled at this time and you should continue to expose the watch to light so the battery can charge up the Level 2 or Level 1 Start charging at Level 4 Battery Level 4 indicates that remaining battery power is very low Be sure to expose the watch to light for recharging as soon as possible after the Level 4 indicator starts to flash Frequent display of the recover indicator also means that the battery is low Expose the watch to light to charge the battery Charging Precautions Avoid charging the watch in the following locations and anywhere else where the watch may become very hot On the dashboard of an automobile parked in the sun e Very close to an incandescent light source or other sources of heat e In a location exposed to direct s
45. o determine the best location for signal reception Note that weather the time of day surroundings and other factors can all affect reception E To view the last reception date and time In the Timekeeping Mode press the button six times to enter the Receive Mode e This displays the date and time when signal reception was last suc cessful and the current time and date were last adjusted To return to the Timekeeping Mode press the button again e The display will return to the normal timekeeping screen automatically if you do not perform any operation for about one or two minutes Reception Time 6 times Reception Date Configuring Auto Receive Settings Operation Guide 2891 Use the procedure below to turn auto calibration signal reception on and off The following is the procedure for configuring auto receive settings when TYO Tokyo is selected as the Home City 1 In the Timekeeping Mode press the button six times to display the last reception date and time 6 times 2 Hold down the button for about two seconds until the current On OFF setting starts to flash on the display This is the setting screen 2 seconds ef 3 Press the button to toggle the setting between On and OFF 4 When the setting is the way you want press the button to exit the setting screen and return to the reception date and time screen
46. o methods you can use to receive the time calibration signal Auto receive Reception is performed automatically at midnight 1 00 2 00 3 00 and 4 00 each morning Manual receive You initiate reception using a button operation e Once auto receive is successful on a particular day the auto receive operation for subsequent times are not performed for that day e If reception is not successful for any of the normal auto receive operations shown above auto receive is performed one more time at 5 00 a m e The watch is set up for auto receive at the factory so all you need to do is to place it in a location that allows good reception each night E To position the watch for optimum reception Remove the watch from your wrist and place it somewhere so its top 12 o clock where the antenna is located is facing approximately in the direction of the signal transmitter Keep it away from metal objects Resin Band Metal Band Orienting the watch so it is sideways to the transmitter makes it more difficult to receive the signal Do not move the watch while it is receiving the calibration signal Time Required for Reception Signal reception takes anywhere from about two to seven minutes e Under certain conditions signal reception can take as long as 14 minutes See Configuring Auto Receive Settings for more information about auto receive E To perform manual receive 1 times to enter the Receive
47. om one vehicle to another You should also perform 2 point calibration again if you change position from the driver s seat to the back seat etc within the same vehicle Digital Compass Troubleshooting Proper direction readings will not be possible in areas exposed to unstable magnetism or areas where something is interfering with terrestrial magnetism Also note that accurate direction readings are not possible if you do not perform the required operations correctly Check the following points if you suspect that direction readings are wrong for some reason The displayed direction is wrong Cause 1 You did not perform 2 point calibration Remedy Correctly perform 2 point calibration Cause 2 There is source of strong magnetism nearby Remedy If any of the following objects are nearby move away and try taking a direction reading again Electrical equipment large bridge structure made with steel columns electrical train wires automotive vehicle boat etc Cause 3 You are in an area where magnetism is fluctuating Remedy Move away from the objects described above E The watch shows different direction readings at the same location Cause Unstable magnetism caused by high voltage lines nearby Remedy Change to a different location and try again E Correct direction readings are not possible indoors Cause Anearby TV computer or other device is disturbing the directionality of the magnetism
48. ops to LEVEL 3 Light LAA O X E Battery Indicator baad E All functions lt lt Level2 lt Cevelg tet Recharge able battery EE enabled functions Charging efficiency is significantly disabled reduced even if the face of the watch is only partially covered by your sleeve e Whenever you are not wearing the watch on your wrist position it so the face solar cell is pointed in the direction of a source of bright light Solar Cell _ Light 1 V4 Leave the watch under fluorescent lighting near a window etc I Before getting started Check changes in barometric pressure to get an idea of what kind of weather to expect e See Taking Pressure and Temperature Readings for more information Pressure Tendency Graph Barometric Pressure Pressure Differential Temperature Pressure Temperature Mode T After you start climbing e Monitor the altitude on the display to see how high you have climbed You can also record altitude records including date and time in memory See Taking Altitude Readings for more information Altitude Graph Altitude Differential y Graphic Altitude Current Time Altitude Mode e Use the digital compass to keep track of your current bearing See Taking Direction Readings for more information Digital Compass Direction Current Time Compass Mode You can also
49. ot perform any operation for two or three minutes Tips for 2 Point Calibration The more carefully you perform 2 point calibration the more accurate subsequent direction readings will be If the environment where you are using the watch changes after you have not used the watch for some time or any other time you feel that direction readings are not correct perform 2 point calibration again e Perform 2 point calibration in the location and under the conditions where you will be using the watch to take direction readings If you plan to take readings on an open field perform calibration there if you plan to take readings in a motor vehicle perform calibration in the vehicle e You can use any two directions when performing 2 point calibration Just make sure that the second point is exactly 180 degrees opposite from the first point e When performing 2 point calibration inside an automobile or boat turn the automobile or boat around 180 degrees when changing direction E To perform 2 point calibration Compass Mode 1 In the Timekeeping Mode press the button to enter the Compass Mode 2 Hold down the button for about two seconds until 1 appears on the display e This is the 2 point calibration screen 2 seconds f Operation Guide 2891 E To perform northerly calibration 1 Compass Mode 3 While 1 is on the display hold the watch so it is horizontal and press
50. ption range of a transmitter objects between you and the transmitter or electrical noise can interfere with reception Avoid such areas during signal reception See Location for more information Do you have the correct Home City code selected Signal reception is not performed when the Home City setting is any city code other than TYO Tokyo For details about setting the correct Home City see To configure Home City settings e Is auto receive turned off Use the procedure under Configuring Auto Receive Settings to turn on auto receive e Barometric pressure readings at the top of each even numbered hour take precedence over auto receive For hours when both are scheduled auto receive is performed about one minute past the top of the hour e Is the watch in any mode other than the Timekeeping Mode or World Time Mode during the auto receive times midnight 1 00 a m 2 00 a m 3 00 a m 4 00 a m and 5 00 a m Auto receive is performed only when the watch is in the Timekeeping Mode or World Time Mode It is not performed if the watch is in any other mode Time calibration signal reception is successful but the hourly time signal and current time are slightly off e After the watch receives the time calibration signal it performs an internal decoding process before updating its time setting Because of this the time setting may be slightly off within one second Time calibration signal reception is
51. raphic on off setting screen if you do not perform any operation for about two or three minutes 12 Operation Guide 2891 Using the Altitude Alarm The altitude alarm sounds for five seconds when the measured altitude value is in excess of a preset target altitude Note that the altitude alarm is enabled in the Altitude Mode only Example If the target altitude value is 130 meters the alarm will sound when either of the following conditions is met e When you reach 130 meters when ascending from 0 meters e When you reach 130 meters when descending from 300 meters E To set the target altitude 3 Use the and buttons to adjust the target altitude value 1 in the Altitude Mode hold down the button for about two seconds until SET appears at the top of the display e Each press of the button or button changes the After about four or five displayed value by 5 meters seconds the altitude value e Holding down either button will appear in the middle of 2 seconds f scrolls the setting at high the display speed Press the and buttons at the same time resets the Target Altitude target altitude to 0 m You can set a target altitude in the range of 10 000 to 10 000m 2 Press the button to move the flashing to the target altitude At this time OFF or On will appear on the display E To toggle the altitude alarm on and off 1 Altitude Alar
52. separate memory area e The total ascent and total descent values are continually accumulated in the range of 0 to 99 995 meters High Altitude 4 E To perform altitude recording Stop point Start Point 1 Hold down the button for two seconds until the watch beeps e This will store the current altitude along with the current m aoei e eS SSeS a Ss time and date in memory Low Al Br ae ee ee ee ow Altitude e REC will also start flashing on the display High Altitude Highest altitude attained during altitude readings stored in memory Low Altitude Lowest altitude attained during altitude readings 2 stored in memory j Total Ascent Total of ascents Total Descent Total of ascents Relative Altitude Difference between start point and current altitude Point in the case of the stop point This will store the current e High altitude low altitude total ascent total descent and relative altitude and time and then altitude values are updated when altitude readings are taken terminate altitude recording every five seconds during the first three minutes after entering the Altitude Mode and the subsequent readings taken every two minutes To stop altitude recording hold down the button for two seconds until the watch beeps 2 seconds E To display the relative altitude screen While altitude recording is in progress press the button to toggle between
53. successful but the current time is one hour fast Do you have summer time DST turned on Use the procedure under To configure Home City settings to change the summer time setting to OFF Time calibration signal reception is successful but the current time setting is wrong e Is TYO Tokyo selected for your Home City For details about setting the correct Home City see To configure Home City settings Can you configure auto receive settings e Auto receive settings cannot be configured when the Home City setting is any city code other than TYO Tokyo For details about setting the correct Home City see To configure Home City settings When is auto receive performed e Auto receive is performed in the middle of the night when reception conditions are best Before going to bed at night place the watch near a window with 12 o clock facing in the general direction of the transmitter How can I view the last reception date and time Inthe Timekeeping Mode press the button lower left six times to enter the Receive Mode This will display the date and time that the time calibration signal was last received successfully To return to the Timekeeping Mode press the button again How can perform manual receive Inthe Receive Mode hold down the button lower right for about two seconds The watch will beep to indicate that manual receive has started Place it near a window with 12 o
54. tain path as your reference altitude value This should be done immediately before using the watch to take altitude readings Note that daily fluctuations in atmospheric pressure affect altitude readings so you should set the reference altitude just before you are ready to take readings Example To set an indicated altitude of 400 meters above sea level as the reference altitude At Point A in the illustration set the reference altitude to 400 meters which is the absolute altitude above sea level indicated on a marker provided along the trail Take altitude readings from Point A to Point B If there is another absolute altitude marker at Point B update the reference altitude Be sure to update the reference altitude at Point B if the value displayed by the watch is different from the absolute altitude indicated by the marker along the trail at Point B Operation Guide 2891 Altitude Reading Precautions Readings that are close to the absolute altitude above sea level are not possible under the following conditions During volatile weather conditions e During sudden temperature changes When the watch is being subjected to strong impact E Altitude Terminology There are two different methods that can be used to express altitude Altitude above Sea Level This is an absolute measurement of altitude above sea level Relative Altitude This expresses the difference in altitude between two locations altit
55. take your watch to your nearest CASIO Service Center to have it checked If ERR appears Barometric Pressure Altitude Direction 1 a If ERR appears while you are taking a pressure altitude temperature or direction reading try taking the reading again If ERR appears again it probably means that the sensor is malfunctioning Take your watch to the nearest CASIO Service Center to have it checked If ERR disappears from the display right away check it could indicate the following 2 Regardless of whether the current battery level is Level 2 or higher the watch may determine that the current power level is not enough to driver the sensor in the Compass Pressure or Altitude Mode If this happens ERR will appear on the display and the sensor will not take the reading e This does not indicate malfunction In this case normal operation should return after battery power recovers Using the Stopwatch Use the button to enter the Stopwatch Mode as shown under Modes and Display Screens The stopwatch measures elapsed time in units of 1 100 second up to 9 hours 59 minutes 59 99 seconds 10 hours When the maximum limit is reached the elapsed time returns to zero automatically and timing continues from there E To use the stopwatch In the Stopwatch Mode press the button to start and stop the stopwatch Split Reset 1 100 second 5
56. tery indicator reaches Level 4 e Illumination may turn on unintentionally when you wear the watch on the inside of your wrist when you shake your arm or when you raise your arm Be sure to turn off the full auto light switch whenever you do not need illumination e Keep the full auto light switch turned off whenever you are wearing the watch on the inside of your wrist e Electro static charge and magnetism can interfere with full auto light switch operation and even make operation impossible If this happens lower your arm to the starting position and then raise it again If you still have trouble with illumination try lowering your arm down to your side and then raise it to your face for reading e The full auto light switch is disabled during the 20 seconds required to take a direction reading with the digital compass To specify the illumination duration City Code 1 In the Timekeeping Mode hold down the button for about two seconds until the city code and GMT differential start to flash This is the setting screen 2 seconds ef 2 Press the button three times so the seconds are flashing 3 1 5 Seconds a Press the button to toggle the display illumination between 1 5 seconds and 2 5 seconds 1 5 seconds 4 When the setting is the way you want press the button to exit the setting screen e The display also will exit the setting screen automatically if
57. the altitude screen and the relative altitude screen Altitude Screen Relative Altitude Screen Altitude Relative Altitude Current Time REL Indicator e The relative altitude is the differential between your current altitude and the altitude when you started altitude recording e The altitude screen appears first whenever you enter the Altitude Mode from another mode 13 Viewing Altitude Memory Records Operation Guide 2891 You can use the Recall Mode to view the records that are stored in memory in the Altitude Mode Inthe Timekeeping Mode press the button once to enter to the Recall Mode E To view altitude memory records In the Recall Mode use the forward and back buttons to scroll through records in altitude memory Holding down either button scrolls at high speed Newest Data Altitude 1 second interval Month Day Total Descent High Altitude Total Ascent Low Altitude Cumulative Data In the Recall Mode each press of the 8 button toggles the display between the altitude record screen and the cumulative data screen Altitude Record Screen Cumulative Data Screen When the cumulative data screen is displayed use the forward and back buttons to scroll through the cumulative data e High altitude and low altitude are not cumulative values High Altitude Low Altitude Of Yo OG Fo Clearing Cumulative Dat
58. the displayed temperature shows 10 C not 10 0 C e The display will show whenever a measured value is outside the measurement range Pressure Tendency Graph The pressure tendency graph shows the results of barometric pressure readings that are taken automatically every two hours If you do not perform any button operation for two or three minutes while in the Pressure Temperature Mode the watch will return to the Timekeeping Mode automatically Interpreting the Pressure Tendency Graph Example Pressure Tendency Graphs The following examples show how you can predict upcoming weather conditions based on the pressure tendency graph When using the pressure tendency graph remember that changes in your altitude and environmental conditions can affect air pressure and show up as changes on the pressure tendency graph The pressure tendency graph shows 30 hours 16 readings of barometric pressure readings that are taken automatically by the watch Aplot on the graph indicates the relative change from one reading to the next Each level represents a relative change of 1hPa The pressure tendency graph is mainly for tracing changes in barometric pressure which can be used to predict upcoming weather i na a a 2 el Lt 24 12 o A plot may be skipped because it is outside the range of the currently displayed graph when the change between readings is extremely large due to movement b
59. ude differential e Your watch measures relative altitude Absolute Altitude and Relative Altitude Building Height Roof is 230 130 meters meters above Relative Altitude sea level Altitude Altitude above Differential Sea Level Sea E Altitude Reading Precautions e Your watch converts barometric pressure readings into altitude values Because of this changes in local barometric pressure can cause different results for altitude readings taken in the same location Example Even if you set zero for the reference altitude at ground level a difference in atmospheric pressure can produce different altitude readings If you set a reference altitude of zero at ground level on December 28 fair high barometric pressure of 1 030 hPa the same location will show an altitude of 335 meters on December 31 rain low barometric pressure of 990 hPa 12 28 and 12 31 displayed altitude Altitude 12 28 lt Mountain Height gt 12 31 above Sea Level e Height of a building and mountain from ground 999hPa D 921hPa level relative altitude 500m 835m e a 600m 2 28 lt Building Height gt 12 31 994hPa J955hPa 200m 535m Ld 300m Building eli ie 12 28 lt Ground Level gt 12 31 Sea Level Barometric Pressure U 1 018nPa p9 ShPa 12 28 12 31 OO Om 335m 100m 1 030hPa l 990hPa Ground Level 100 meters
60. unlight for long periods Note that the display panel may become black under very high temperatures This is temporary and the display will appear normal again at lower temperatures Depending on the light source you are using the case of the watch may become quite hot during charging Take care to guard against burn injury after charging E To charge the battery Point the solar panel face of the watch at a light source e Remember that even a partial blockage of the solar cell reduces charging efficiency Example Positioning the watch Solar Cell e The illustration shows the resin band model Required Daily Charging Time e The following is the daily amount of charging required each day to support the operations under Example Daily Use Charging Guide Starting from a full charge the watch should be able to continue operating for about five months without further charging under the example Exposure Level i conditions described below i Approximate Brightness Exposure Time Outdoor Sunlight Example Daily Use 50 000 lux Illumination 1 5 seconds day Alarms 10 seconds day Direction Reading 10 times week Altitude Readings 10 hours month Signal Reception 6 minutes day Digital Display 18 hours day 5 minutes Sunlight Through a A Window 10 000 lux 24 minutes Overcast Dayligh Through a Window 48 minutes 5 000 lux Indoor Fluorescen Lighting 500 lux 8 hours
61. watch from your wrist it takes about 20 to 30 the relationship between altitude and barometric pressure that is minutes before the temperature of the watch becomes the same defined by the International Civil Aviation Organization ICAO to as the air temperature estimate your current altitude and displays a relative altitude value E When you want to measure with either one a priority Altitude Pressure Temperature 4 000m 616hPa 8hPa per 4407 If accurate altitude If accurate 100 meters rear ngearea readings ara 3 500m i priority try to keep Ae the temperature of priority keep the _ a00 onpa PAPE 4 soc watch from being 000m a 100 meters i the watch as stable affected by your 6 5 C per as possible body temperature 2 500m 1 000 Example Keep the Example Keep the 5 meters d 10hPa per watch on tch T wate 2 000m 795hPa 100 metert 2C your inside your wrist etc bag K where it is 1 500m 7 not 11hPa per exposed to 000m 899hPa 100 meters 85 C direct 4 sunlight 500m 12hPa per 1 013hPa 100 meters 15 C Om A 7 x Approximate International Standard Atmosphere data N coe 14 E Application Obtaining an altitude reading with the watch that is close to the absolute altitude above sea level The best way to obtain an altitude reading with the watch relative altitude that is close to the absolute altitude above sea level is to set altitude values obtained from markers provided at the seashore or along a moun
62. y Month Day setting is flashing use the and buttons While the Hour Minutes to change it Y g e Holding down either button scrolls at high speed 9 While the Power Saving setting is selected press the button to toggle it On and OFF e Turning on Power Saving causes the Power Saving indicator to appear on the setting screen Repeat the above steps as many times as necessary to select each setting and change it as required e When setting the hour make sure you specify AM no indicator o PM P correctly when using 12 hour timekeeping or that you specify the correct 24 hour time You can set the year within the range of 2000 to 2099 The day of the week is set automatically in accordance with the date you set The watch makes adjustments for leap years and month lengths automatically the button to exit the setting screen and return to the Timekeeping Mode screen e The display also will exit the setting screen automatically if you do not perform any operation for about two or three minutes 18

Casio 2891 User's Manual

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