Casio 2551 Watch User Manual
Contents
1. Alarm Mode 5 Countdown Timer 6 Telememo Mode 3 Mode Calculator Mode Stopwatch Mode pm e To exit any mode and return to the Mode Menu press e In any mode press to illuminate the display Mode Menu The Mode Menu is a screen that gives you access to the watch s different modes The Mode Menu also displays the current time in your Home City or in another zone that you select and you can use it to turn the input tone on and off e While the Mode Menu is on the display press to toggle between the current time screen hour minutes seconds and the day time screen day of the week hour minutes Current time Hour Minutes Seconds Day of week Hour Minutes I l Important The current time that appears on the Mode Menu screen is based on the Home City you select in the Timekeeping Mode If the current time is not correct enter the Timekeeping Mode and set the correct time for your Home City Displaying the Current Time Normally the current time in your Home City is shown at the top of the Mode Menu A simple operation lets you display the current time in another city or Greenwich Mean Time Time Zone Indicators Indicators along the bottom of the Mode Menu show the various types of time zones you can select There are actually four different time zone indicators e The currently selected zone is underlined on the display by A HOME GMT CITY1 CITY22. q screen e The value on the remaining memory screen is the percentage of memory that is still available It does not indicate the number of records that can be stored e The maximum remaining memory value displayed is Remaining memory 49 even when memory is empty e lf Fi is shown for remaining memory it means that memory is full To store another record you will first have to delete some of the records stored in memory Cursor 2 Hold down until the flashing cursor appears on the display which indicates the setting screen e The setting screen also shows the record page number that is automatically assigned to the new record 3 Input the text e Use the keyboard keys to input characters Use right and left to move the cursor around the display See Inputting Text for more information 4 Press to store your data and return to the e DATA MEMORY record screen without the cursor e Pressing causes the message F to appear as the data is stored for a moment After that the e DATA MEMORY record screen appears e Note that the record page number of a particular record may change when records are resorted after input of a new record e See Sort Table for details on how the watch sorts records Record Page number USER S GUIDE 2551 To recall e DATA MEMORY records In the e DATA MEMORY Mode use keypad keys 2 through 9 to input the first letter of the record you wan
3. DHAKA DUBAI DUBLIN EASTERN TIME ZONE GREENWICH MEAN TIME HAVANA HELSINKI HO CHI MINH CITY HONG KONG HONOLULU HOUSTON INDIANAPOLIS ISTANBUL JAKARTA JEDDAH JERSALEM JOHANNESBURG KABUL KARACHI KUALA LUMPUR KUWAIT LAGOS LIMA LONDON LOS ANGELES MADRID MANILA MEXICO CITY MIAMI MOSCOW MOUNTAIN TIME ZONE MUMBAI MUSCAT NAIROBI NEW ORLEANS NEW YORK NOUMEA OSAKA OSLO PANAMA CITY PARIS PERTH PHILADELPHIA PHOENIX PACIFIC TIME ZONE PRAGUE RIO DE JANEIRO ROME SAN DIEGO SAN FRANCISCO SANTIAGO SAO PAULO SEATTLE SEOUL SHANGHAI SINGAPORE STOCKHOLM SYDNEY TAIPEI TEHRAN TOKYO TORONTO TRIPOLI VANCOUVER VIENNA WARSAW WASHINGTON DC WELLINGTON YANGON ZURICH Based on data as of December 2001
4. first pause it by pressing and then press This returns the countdown time to its starting value To turn auto repeat on and off Auto repeat on indicator 1 In the Countdown Timer Mode hold down until the left hour digit of the countdown start time starts to flash a which indicates the setting screen al J ee 2 Press to toggle auto repeat on TF displayed nna jg and off ThiF displayed ous 3 3 Press to exit the setting screen ve e When auto repeat is turned on the alarm sounds and countdown starts again whenever the countdown teaches zero You can stop the countdown by pressing and manually reset to the countdown start time by pressing e Frequent use of auto repeat and the alarm shortens the battery life Stopwatch 1 100 second The stopwatch lets you measure elapsed time split times and two finishes The display range of the stopwatch is 23 hours 59 minutes 59 99 seconds e The stopwatch continues to run restarting from zero after it reaches its limit until you stop it e The stopwatch measurement operation continues even if you exit the Stopwatch Mode STW 8a e Exiting the Stopwatch Mode while a split time is frozen n the display clears the split time and returns to elapsed time measurement e All of the operations in this section are performed in the Stopwatch Mode which you enter by pressing pm while the Mode Menu is on the display e Holding down the 7 keypad key in
5. setting you want to change is flashing use the keypad keys to change it as described below e You must input separate values for each of the two digits of the hour minutes year month and day settings If you want to specify 3 o clock for example input 03 for the hour With the year setting you can input values for the two rightmost digits To do this Do this Reset the seconds to 08 Press 0 Toggle between Daylight Saving Time Press 1 or fir and Standard Time m S P Change the city name Use keypad keys 2 through 91 TOK yi Use forward and 1 back to scroll through city names Input values on the keypad keys The flashing moves to the right each time you input a value si Change the hour or minutes 15850 3 ge 6 39 Change the year month or day 2 3 6 7 e For information on city names see the City Code Table City names displayed by this watch are shortened to eight or fewer characters e While any selection is flashing press to toggle between 12 hour format A or P indicator appears and 24 hour format no indicator e While the hour minutes year month or day is flashing press pm to toggle between AM A indicator appears and PM P indicator appears 5 Press to exit the setting screen e The 12 hour 24 hour timekeeping format you select in the Timekeeping Mode is ap
6. total of seven times every five minutes until you turn the alarm off e Pressing any button or key stops the alarm tone operation e Performing any one of the following operations during a 5 minute interval between snooze alarms cancels the current snooze alarm operation Displaying the Timekeeping Mode setting screen Displaying the Alarm n setting screen To test the alarm In the Alarm Mode hold down to sound the alarm To turn an alarm on and off 1 In the Alarm Mode use and 1 to select an alarm 2 Press to toggle it on and off e Turning on a one time alarm through 4 displays the one time alarm on indicator m on its Alarm Mode screen Turning on the snooze alarm displays the snooze alarm on indicator on its Alarm Mode screen e The applicable alarm on indicator 8111 or 39 is displayed in all modes when an alarm is turned on e The applicable alarm on indicator 8911 or 94 flashes while the alarm is sounding e The SNZ indicator flashes during the 5 minute intervals between alarms To turn the Hourly Time Signal on and off 1 In the Alarm Mode use and 1 to select the Hourly Time Signal 9 0 2 Press to toggle it on A displayed and off A not displayed e The Hourly Time Signal on indicator Q is shown on the display in all modes while this function is turned on Countdown Timer You can set the countdown timer within a range of one minute to 24 hours An alarm sounds when t
7. 1 Enter the e DATA MEMORY Mode 2 When the Password Input screen appears hold down for about two seconds until Lf appears with the first digit flashing This is the current password input screen 3 Use the keypad keys to input the password 4 After the password is the way you want press e If the input password matches the one registered HE appears with the first digit flashing which is the New Password Input screen e If the password does not match the message F ER appears followed by the current Password Input screen Return to step 2 and input the correct password 5 Use the keypad keys to input the new password 6 After the new password is the way you want press O to register it e This returns to the Password Input screen Input the password you just registered to access e DATA MEMORY records See To input the password for more information e DATA MEMORY Records e DATA MEMORY can store up to 50 records and each record can contain up to 63 characters Records are stored in alphabetical order To find a particular record you can scroll through records on the display or you can input the first letter of the record text e Before you can input recall edit or delete an e DATA MEMORY record you must first access the data by entering the e DATA MEMORY Mode To create a new e DATA MEMORY record 1 While an e DATA MEMORY record screen is on the display press 0 to display the remaining memory
8. 7 digits for negative values because one digit is used by the minus sign e All of the operations in this section are performed in the Calculator Mode which you enter by pressing while the Mode Menu is on the display To use the calculator Use the keypad keys and the button to input the calculation you want to perform and then press to calculate the result Be sure to press to clear the calculator before beginning each calculation e Use the keypad keys to input values Press pm to input a decimal point e Use to input an arithmetic operator Each press of cycles through operators in the following sequence gt gt X gt gt etc e If the result of a calculation exceeds 8 digits an F error indicator appears on the display You can press and continue with the calculation using the most significant eight digits of the current value if you want World Time World Time shows the current time in 100 cities 26 time zones around the world Also included in the 100 cities are the U S time zones City Central Mountain MET Pacific F code Eastern and Greenwich Mean Time tiT e When the city or time zone that is currently selected in the World Time Mode is inside one of the time zone indicator zones the corresponding time zone indicator appears See Displaying the Current Time for more information e All of the operations in this section are performed
9. Time zone indicators Indicator Meaning HOME Home City GMT Greenwich Mean Time CITY1 City selected by you CITY2 City selected by you e You can select cities for CITY1 and CITY2 in the Timekeeping Mode To select a time zone on the Mode Menu While the Mode Menu is on the display hold down the keypad key that corresponds to the time zone you want to select until appears under its indicator See the table below for information about which key you should old down e Note that the arrangement of the keys in the bottom row of the keypad matches that of the indicators along the bottom of the Mode Menu Indicator Key HOME 7 GMT 8 CITY1 9 CITY2 0 Note e The zone you select with the above operation remains selected until you select another zone or you exit the Mode Menu The initial default zone when you display the Mode Menu is always HOME To switch the input tone on and off While the Mode Menu is on the display press to toggle the input tone on and off e The input tone on off setting is applied to all modes except the Stopwatch Mode Timekeeping Time za aea You can use the Timekeeping Mode to configure time and date settings and to display the current time in another time zone e All of the operations in this section are performed in the Day of week Timekeeping Mode which you enter by pressing 1 Month Day while the Mode Menu is o
10. USER S GUIDE 2551 About This Manual e The display of this watch uses two LCD panels that make it possible to display mode icons numbers formed with segments dot matrix characters etc Button operations are indicated using the letters shown in the illustration Keypad keys are indicated by their main keycap markings within square brackets in bold such as 2 TEA e Each section of this manual provides you with the EE information you need to perform operations in each A mode Further details and technical information can be found in the Reference section Mode icons General Guide Mode icons The first thing you need to do when using this watch is to enter the proper mode To select a mode first display the Mode Menu screen by pressing and then press the keypad key that corresponds to the mode you want e Each mode is identified by a mode icon on the Mode a Gi Menu For easy understanding mode icons are g am en oe arranged on the Mode Menu in the same relative positions as the keypad keys you need to press to enter the modes e When you enter a mode the corresponding mode icon flashes on the display for about two seconds After that the mode screen appears on the display Pressing while the Mode Menu is on the display toggles the key input tone on and off Mode Key Mode Icon Mode Key Mode Icon Timekeeping Mode 1 World Time Mode 4 e DATA MEMORY Mode 2
11. as described below Screen To do this Do this Als Change the hour and minutes Use the keypad to input values 12 00 e To set an alarm that does not include a Cu month and or day leave the month or day settings as or press pm to nm input Next press to advance 3 08 to the next setting E Input reminder text e Use keypad keys to input characters d 3 00 Use and to move the cursor ul e See Inputting Text gt Hour FIL G3 Change the month and day e You must input separate values for each of the two digits of the hour minutes month and day settings e While hour or minutes is flashing press pm to toggle between AM A indicator appears and PM P indicator appears e Holding down for about one second while inputting reminder text clears the currently input reminder text One time alarm 5 Press to exit the setting screen on indicator e Pressing toggles the top line of the alarm screen MEET Tiitg between the alarm date and the reminder text e Reminder text appears on the Alarm Mode screen only AL If the reminder text is more than five characters long it P scrolls from right to left when displayed 3 00 2 U CASIO Alarm Operation The alarm sounds at the preset time for about 20 seconds regardless of the mode the watch is in In the case of the snooze alarm the alarm operation is performed a
12. e DST Standard Time setting affects only the currently displayed city code Other city codes are not affected e Note that you cannot switch between Standard Time and Daylight Saving Time while tahiT is selected as the city code Alarms Alarm date You can set up to five independent multi function alarms Month Day with hour minutes month and day When an alarm is Aiarm turned on the alarm tone sounds when the alarm time is reached One of the alarms is a snooze alarm while the other four are one time alarms You can also input reminder text You can turn on an Hourly Time Signal that causes the watch to beep twice every hour on the hour e There are five alarm screens numbered through 4 for the one time alarm a snooze alarm screen indicated by Sn The Hourly Time Signal screen is indicated by 9 e All of the operations in this section are performed in the Alarm Mode which you enter by pressing 5 while the Alarm number Mode Menu is on the display i e Holding down the 7 keypad key in the Alarm Mode Alarm time displays the Timekeeping Mode time in the top line of Hour Minutes the screen Alarm Types The alarm type is determined by the settings you make as described below e Daily alarm Set the hour and minutes for the alarm time This type of setting causes the alarm to sound everyday at the time you set e Date alarm Set the month day hour and minutes for the alarm time This type of setting causes the ala
13. e number e If there is no record whose name starts with the character you specify using keys 2 through 9 the message hizt Furi al appears for about one second e The name display can show only five characters at a time so longer names scroll continuously from right to left Scrolling pauses for about one second when the end of the name is reached e Pressing while the last Telememo record is on the display or pressing 1 while the first record is on the display displays the remaining memory screen To edit a Telememo record 1 In the Telememo Mode display the record you want to edit 2 Hold down until the flashing cursor appears on the display 3 Use right and left to move the flashing to the character you want to change 4 Use keypad keys to change the character e See Inputting Text for more information 5 After making the changes you want press to store them and return to the Telememo record screen To delete a Telememo record 1 In the Telememo Mode display the record you want to delete 2 Hold down until the flashing cursor appears on the display 3 Hold down until the message L EEFiF appears on the display e After the record is deleted the cursor appears on the display 4 Input data or press to return to the remaining memory screen Calculator The Calculator Mode lets you perform addition Cal subtraction multiplication and division using 8 digit gt values
14. ent 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 44 without changing the minutes e The year can be set in the range of 2000 to 2099 e The watch s built in full automatic calendar makes allowances for different month lengths and leap years Once you set the date there should be no reason to change it except after you have the watch s battery replaced orld Time e The current time in all World Time Mode cities is calculated in accordance with the Greenwich Mean Time GMT differential for each city based on the current Home City time setting in the Timekeeping Mode e The GMT differential is the time difference of the time zone where the city is located from Greenwich Mean Time e GMT differential is calculated by this watch based on Universal Time Coordinated UTC data Backlight Precautions e The electro luminescent panel that provides illumination loses power after very long use e The illumination provided by the backlight 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 The backlight automatically turns off whenever an alarm sounds e Frequent use of the backlight shortens the battery life Auto light switch precautions e Wearing the watch on the inside of your wrist a
15. eration performed contact the store or dealer where you purchased the watch CASIO To register a new password 1 While F 0 is on the e DATA MEMORY Mode screen hold down for about two seconds until the first leftmost digit of the password starts to flash 2 Press a keypad key to input the first digit of the password e This inputs the number whose key you pressed and moves the flashing to the next digit to the right Input the other three digits of the password Pressing while inputting a new password clears your input and returns to the ooog screen 3 After all four of th sword digits are the way you want press to register it e This causes FF to appear with the first digit flashing This is the Password Input screen 4 Input the new password again to access e DATA MEMORY data or press to return to the Mode Menu To input the password 1 When the Password Input screen is on the display FAIS input the password e Use the keypad keys to input all four digits e Pressing while inputting a new password clears your input and returns to the Password Input screen 2 After the password is the way you want press e If the input password matches the one registered the message F kK appears followed by an e DATA MEMORY record screen or the remaining memory screen e If the password does not match the message FF ER F appears followed by the Password Input screen To change the password
16. es 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 except for or key to turn off Auto Display To turn on Auto Display Hold down for about three seconds e Note that Auto Display cannot be performed while a setting screen is on the display CASIO Inputting Text The following describes how to input text in the e DATA MEMORY Telememo and Alarm Modes To input characters Character type indicator Press the keypad keys to input characters at the cursor position You can input upper alpha characters F through lower alpha characters 2 through numbers 2 through and various symbols e Each key is assigned more than one character Each press of a key sequentially changes the character at the cursor position Pressing 21 for example changes the characters at the cursor position in the sequence A E gt i etc The letters and number that a key can input are printed on the key itself Symbols are not marked on the key e Each press of 0 toggles input between zero and a space Pressing pm cycles through the various symbols that can be input e The button acts as a delete button during text input Move the cursor to the character you want to delete and then press 8 Characters to the right of the deleted character are shifted left to fill the s
17. he countdown reaches zero e You can also select auto repeat which automatically restarts the countdown from the original value you set whenever zero is reached e The countdown timer measurement operation continues even if you exit the Countdown Timer Mode e All of the operations in this section are performed in the Countdown Timer Mode which you enter by pressing 6 while the Mode Menu is on the display e Holding down the 7 keypad key in the Countdown Hours Seconds Timer Mode displays the Timekeeping Mode time in the Minutes top line of the screen To set the countdown start time 1 In the Countdown Timer Mode hold down until the left hour digit of the countdown start time starts to flash which indicates the setting screen 2 Use the keypad keys to input the countdown start time e You can also use and to move the flashing between the digits e To set the start time to 24 hours set 90 05 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 and auto repeat is turned off the alarm sounds for 10 seconds or until you stop it by pressing any button The countdown time is automatically reset to its starting value after the alarm stops e Press while a countdown operation is in progress to pause it Press again to resume the countdown e To completely stop a countdown operation
18. in the World Time Mode which you enter by pressing 4 while the Mode Menu is on the display Time zone indicator Current time in the zone of the selected city code To view the time in another city code In the World Time Mode use keypad keys 2 through 9 to jump to the following city names FREE e GMT JAKARTA MADRID PAMANA TAIPEI WAF 4 Pressing 0 displays your Home City Next use forward and 1 reverse to scroll through city names until the one you want is displayed e Pressing cycles the information in the top line of the screen in the sequence shown below GMT Home City Time Home City Time Differential Differential e World Time Mode city names are arranged in alphabetic order e For full information on city names and city codes see the City Code Table e If the current time shown for a city is wrong check your Timekeeping Mode time and Home City name settings and make the necessary changes USER S GUIDE 2551 To toggle a city code time between Standard Time and Daylight Saving Time 1 In the World Time Mode display the city code time zone whose Standard Time Daylight Saving Time setting you want to change 2 Hold down for about two seconds to toggle between Daylight Saving Time DST displayed and Standard Time DST not displayed e The DST indicator is on the display whenever you display a city code for which Daylight Saving Time is turned on e Note that th
19. information about i ae the zone indicators Time zone indicators MEW YORK Indicator Key HOME 7 GMT 8 CITY1 9 CITY2 0 e When you select a zone the city name appears momentarily in the top line of the screen After a short while the city name is replaced by the top line information you last selected To panei ane and CITY2 cities 1 In the time zones along the bottom of the Timekeeping af hen E T YA Mode screen select CITY1 or CITY2 AN i pO e See To display the current time in another time zone T ot 08 58 gpi for more information YO 2 Hold down until the current time starts to flash This itii is the setting screen 3 Use keypad keys 2 through 9 to jump to the city name for that button Next use forward and 1 back to scroll through city names until the one you want is displayed F 4 T kd 8 TAIF e City names appear in alphabetical order e For full information on city names see the City Code Table 4 After displaying the name of the city you want 7 select press or to change 5 Press 1 or Standard Time 6 Press to exit the setting screen e DATA MEMORY You can use the watch s e DATA MEMORY to store e mail addresses Web page URLs and other text data e DATA MEMORY contents are password protected which means that no one can view input edit or delete them without inputting the correct password e All of the operatio
20. mo Mode data stored in memory 5 Replace the battery holder 6 Close the back cover e After you perform the above procedure the watch automatically performs an internal check of the data in its memory The Timekeeping Mode screen appears after the internal check is complete The message appears if the watch discovers a problem during the internal check The message may remain on the display for a number of minutes as the watch repairs the memory data All watch buttons are disabled while HEIZ is on the display Character List Keys Upper Case Characters Lower Case Characters Sort Table space City Code Table City Name City GMT Differential ABU DHABI 04 0 ADDIS ABABA 03 0 ADELAIDE 09 5 AMMAN 02 0 AMSTERDAM 01 0 ANCHORAGE 09 0 ATHENS 02 0 ATLANTA 05 0 BANGKOK 07 0 BEIJING 08 0 BEIRUT 02 0 BERLIN 01 0 BOGOTA 05 0 BOSTON 05 0 BRUSSELS 01 0 BUENOS AIRES 03 0 CAIRO 02 0 CAPE TOWN 02 0 CARACAS 04 0 CASABLANCA 00 0 CHICAGO 06 0 COLOMBO CAPENHAGEN CENTRAL TIME ZONE DAKAR DALLAS FORT WORTH DAMASCUS DELHI DENVER DETROIT
21. n the display 6 38 To select the top line information While in the Timekeeping Mode press to cycle through the type of information you can display in the top line as shown below 5u 6 38 Ge 6 38 Tunzo Seconds Day of week 3 gt Year Month gt Month Day Hour Minutes Month Day Day E PM indicator A Tra Day Leto lt Home City code e The following shows the month names used by the watch Month 1 3 4 5 CASIO Displayed name Dear e bk Fia FIRS hie Month 7 10 11 Displayed name TL ALA Ear Cenk KERN Read This Before You Set the Time and Date The times displayed in the Timekeeping Mode and World Time Mode and on the Mode Menu are linked Because of this make sure you select a city name for your Home City the city where you normally use the watch before you set the time and date To set the time and date 1 In the Timekeeping Mode make sure that is located under HOME in the indicators along the bottom of the screen e If it isn t hold down 7 for about one second until __ appears under HOME 2 Hold down until the seconds start to flash which indicates the setting screen 3 Press or to move the flashing in the sequence below to select other settings Press gt lt Press Seconds gt DST Z City name Z Hour Day lt Month Year gt Minutes 4 When the
22. n the display 3 Use right and left to move the flashing to the character you want to change 4 Use keypad keys to change the character e See Inputting Text for more information 5 After making the changes you want press to store them and return to the e DATA MEMORY record screen To delete an e DATA MEMORY record 1 In the e DATA MEMORY Mode display the record you want to delete 2 Hold down until the flashing cursor ears on the display 3 Hold down until the message L x appears on the display After the record is deleted the cursor appears on the display 4 Input data or press to return to the remaining memory screen Telememo The Telememo Mode lets you store up to 300 records each containing name and telephone number data Records are automatically sorted based on the characters of the name You can recall records by scrolling through them on the display or by inputting the first character of the name See Sort Table for details on how the watch sorts records e All of the operations in this section are performed in the Telememo Mode which you enter by pressing 3 while the Mode Menu is on the display number H H r Telephone number To create a new Telememo record 1 In the Telememo Mode press 0 to display the remaining memory screen e The value on the remaining memory screen is the percentage of memory that is still available It does not indicate the number of
23. nd movement or vibration of your arm can cause the auto light switch to activate and illuminate the display To avoid running down the battery turn off the auto light switch whenever engaging in activities that might cause frequent illumination of the display e The backlight may not light if the face of the watch is more than 15 degrees above or below parallel Make sure that the back of your hand is parallel to the ground e The backlight turns off in about two seconds even if you keep the watch pointed towards your face e Static electricity or magnetic force can interfere with proper operation of the auto light switch If the backlight does not light try moving the watch back to the starting position parallel with the ground and then tilt it back toward you again If this does not work drop your arm all the way down so it hangs at your side and then bring it back up again e Under certain conditions the backlight may not light until about one second after you turn the face of the watch towards you This does not necessarily indicate malfunction of the backlight More than 15 degrees too high USER S GUIDE 2551 The indicator BATT flashes on the display any time battery power is below a certain level Low battery power can cause the following conditions to occur Dim difficult to read display characters e Failure of the backlight and beeper tone operations e Inability to perform e DATA MEMORY and Telememo Mode
24. ns in this section are performed in the e DATA MEMORY Mode which you enter by pressing 2 while the Mode Menu is on the display Important e Entering the e DATA MEMORY Mode causes a Password screen to appear Input the correct password to access e DATA MEMORY data e The initial factory default password is 0000 which allows free access to e DATA MEMORY data without input of a password e The figures GOOD on the Password screen indicate that the current password setting is 0000 When another password is set the is displayed with the first digit flashing in place of 848 This is the Password Input screen e When the password is 0000 you can access e DATA MEMORY data by pressing without inputting a password Pressing displays an e DATA MEMORY record screen or remaining memory screen After that you can recall edit and delete e DATA MEMORY records Using a Password to Protect e DATA MEMORY Data You can register a 4 digit password to keep e DATA MEMORY data secure Important e A password of 0000 allows anyone to access e DATA MEMORY data It is the same as leaving e DATA MEMORY data unlocked e Use a 4 digit password that is easy for you to remember but difficult for others to decipher If you forget the password you will not be able to access the e DATA MEMORY data without have the AC operation performed which resets the password to 0000 without deleting memory data To have the AC op
25. operations If battery power goes low while you are inputting e DATA MEMORY or Telememo data the data you are inputting may not be saved in memory Normal watch operation will return after the BATT indicator disappears If it does not disappear have the battery replaced Always leave battery replacement up to the dealer where you bought the watch or to an authorized CASIO distributor Be sure to show the Attention dealer or CASIO distributor information to the person replacing the battery FELGER Indicator If you use the backlight or any of the alarm functions a number of times during a short period RECiiER appears in the top line of the Mode Menu screen and the following operations become disabled until battery power recovers Backlight Beeper tone e DATA MEMORY Mode and Telememo Mode operations Pere gatiere e After some time battery power will recover and KEC ER will disappear indicating that the above functions are enabled again Attention dealer or CASIO distributor 1 Open and remove the back cover e Opening the back cover causes the message F f to appear on the display elfe appears on the display when you open the back cover replace the back cover Wait for a few minutes and try again 2 Remove the battery holder 3 Remove the old battery and load a new one 4 Touch the AC contact and the battery side with metal tweezers e The AC all clear operation DOES NOT delete e DATA MEMORY and Teleme
26. pace e To switch between upper case and lower case characters press during text input The character type indicator shows A when upper case is selected and a for lower case e See the Character List for information about all the characters that are assigned to each key Auto Return Features e If you leave the watch without performing any operation in the e DATA MEMORY Telememo or Alarm Mode for two or three minutes or in the Calculator Mode for six or seven minutes it automatically changes to the Mode Menu e If you leave a screen with flashing digits or a cursor on the display for two or three minutes without performing any operation the watch automatically saves any settings you have made up to that point and exits the setting screen Scrolling The and buttons and the 1 and keys are used in various modes and setting screens to scroll through data on the display In most cases holding down these buttons during a scroll operation scrolls at high speed Initial Screens e When you enter the e DATA MEMORY Telememo World Time or Alarm Mode the data you were viewing when you last exited the mode appears first e When you enter the Timekeeping Mode from the Mode Menu the Home City time appears first The information that appears in the top line of the screen is the same type of information that was displayed when you last exited the Timekeeping Mode Timekeeping e Resetting the seconds to 44 while the curr
27. plied in all modes e The day of the week is automatically displayed in accordance with the date year month and day settings USER S GUIDE 2551 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 To toggle the Timekeeping Mode time between DST and Standard Time 1 In the Timekeeping Mode make sure that __ is located under HOME in the indicators along the bottom of the screen e If it isn t hold down 7 for about one second until ___ appears under HOME 2 Hold down until the seconds start to flash which indicates the setting screen 3 Press to display the DST setting screen Press 1 or to toggle between Daylight Saving Time iri and Standard Time E e Note that you cannot switch between Standard Time and Daylight Saving Time while ti T is selected as the Home City name 5 Press to exit the setting screen e The DST indicator appears on the display to indicate that Daylight Saving Time is turned on To display the current time in another time zone n the Timekeeping Mode hold down the keypad key that corresponds to the time zone whose time you want to view until J appears under its indicator See the table below for information about which key you should hold down HOME GMT city1 ciTy2 e See Time Zone Indicators for more
28. records that can be stored e The maximum remaining memory value displayed is 44 even when memory is empty e If Fuse is shown for remaining memory it means that memory is full To store another record you will first have to delete some of the records stored in memory 2 Hold down until the flashing cursor appears on the display This is the name input screen 3 Input up to eight characters for the name Use the keyboard keys to input characters Use right and left to move the cursor around the display See Inputting Text for more information 4 After you input the name press as many times as necessary to move the cursor to the number input screen e When the cursor is located at the eighth space of the name input screen moving the cursor to the right causes the number input screen to appear When the cursor is at the 12th digit of the number input screen moving it to the right by pressing causes the name input screen to appear e Pressing moves the cursor the right while moves it to the left Use the keypad keys to input the telephone number e Use to input a space and pm to input a hyphen e The number area initially contains all hyphens You can leave the hyphens or replace them with numbers or spaces e If you make a mistake while inputting numbers use and to move the cursor to the location of the error and input the correct data After the contents of the record are
29. rm to sound at the specific time on the specific date you set e 1 Month alarm Set the month hour and minutes for the alarm time This type of setting causes the alarm to sound everyday at the time you set only during the month you set e Monthly alarm Set the day hour and minutes for the alarm time This type of setting causes the alarm to sound every month at the time you set on the day you set To set an alarm time 1 In the Alarm Mode use and 1 to scroll throug Pil the alarm screens until the one whose time you want set is displayed on 12 88 Sa Press gt lt Press 1 1 a0 El Sn e To set a one time alarm display one of the screens indicated by an alarm number from through To set the snooze alarm display the screen indicated by n 2 After you select an alarm hold down until the left hour digit of the alarm time starts to flash which indicates the setting screen e This operation automatically turns on the alarm 3 Use and to move the flashing in the sequence shown below to select other settings Press gt Mi gt gt gt p Minutes Month ae Day lt p Press e Selecting the text causes the text input cursor Hi to appear There are eight spaces in the text so you have to press eight times to move to the Hour setting 4 While a setting is flashing use the keys and buttons to change it
30. t to recall You can also scroll through records using forward and 1 back e Pressing a keypad key from 2 through 9 displays the first record whose first character matches the one you input In this procedure the letter input keys can input only letters for which there is corresponding data If you have data starting with the letter A and C only for example each press of 2 cycles between input of A and C only 2 and B are skipped in this case e Pressing the 0 key displays the remaining memory screen e Pressing pm displays the first record whose text starts with a character that is not an alphabetic character number or space e You cannot use character input to recall a record whose first character is 0 1 or a space e If there is no record that starts with the character you specify using keys 2 through 9 the message fica Fttir lt appears for about one second e The text can show only five characters at a time so longer text scrolls continuously from right to left Scrolling pauses for about one second when the end of the text is reached Press to stop and restart scrolling e Pressing while the last record is on the display or 1 while the first record is on the display displays the remaining memory screen To edit an e DATA MEMORY record 1 In the e DATA MEMORY Mode display the record you want to edit 2 Hold down until the flashing cursor appears o
31. the Stopwatch Minutes Mode displays the Timekeeping Mode time in the top line of the screen Hours Seconds USER S GUIDE 2551 To measure times with the stopwatch Elapsed Time Start Stop Re start Split Time Start Split Split release i displayed Two Finishes Start Split Stop Split release First runner Second runner Display time of finishes finishes second runner Display time of first runner Backlight Auto light switch on indicator The backlight uses an EL electro luminescent panel that causes the entire display to glow for easy reading in the dark The watch s auto light switch automatically turns on the backlight when you angle the watch towards your face e The auto light switch must be turned on indicated by the auto light switch on indicator for it to operate e See Backlight Precautions for other important information about using the backlight To turn on the backlight manually In any mode press to illuminate the display for about two seconds e The above operation turns on the backlight regardless of the current auto light switch setting About the Auto Light Switch Turning on the auto light switch causes the backlight to turn on for about two seconds whenever you position your wrist as described below in any mode Moving the watch to a position that is parallel to the ground and then tilting it towards you more than 40 degrees causes
32. the backlight to turn on N g Parallel to ground Pi More than 40 Warning e Always make sure you are in a safe place whenever you are reading the display of the watch using the auto light switch Be especially careful when running or engaged in any other activity that can result in accident or injury Also take care that sudden illumination by the auto light switch does not surprise or distract others around you e When you are wearing the watch make sure that its auto light switch is turned off before riding on a bicycle or operating a motorcycle or any other motor vehicle Sudden and unintended operation of the auto light switch can create a distraction which can result in a traffic accident and serious personal injury To turn the auto light switch on and off While the Mode Menu or Timekeeping Mode screen is on the display hold down for about two seconds to toggle the auto light switch on 5 displayed and off 4 not displayed e The auto light switch on indicator 45 is on the display in all modes while the auto light switch is turned on e In order to protect against running down the battery the auto light switch automatically turns off approximately six hours after you turn it on Repeat the above procedure to turn the auto light switch back on if you want Reference This section contains more detailed and technical information about watch operation It also contains important precautions and not
33. the way you want press to store them e When you press to store the record the message FT appears on the display for a moment After that the cursor appears in the name input screen ready for input a new Telememo record 7 Input more records starting from step 3 or press again to return to the Telememo record screen without the cursor e The record page number is automatically assigned whenever you create a new record CASIO To recall Telememo records In the Telememo Mode use keypad keys 2 through 9 to input the first letter of the name of you want to recall You can also scroll through records using forward and 1 back e Press O to toggle between the name and telephone number screens e Pressing a keypad key from 2 through 9 displays the first record whose first character matches the one you input In this procedure the letter input keys can input only letters for which there is corresponding data If you have data starting with the letter A and C only for example each press of 2 cycles between input of A and C only 2 and B are skipped in this case e Pressing the 0 key displays the remaining memory screen e Pressing the pm key displays the first record whose name starts with a character that is not an alphabetic character number or space e You cannot use character input to recall a record whose first character is 0 1 or a space Telephon
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