Casio Watch 3251 User's Manual
Contents
1. MA1008 EA Operation Guide 3165 3251 About This Manual e Depending on the model of your watch display text appears either as dark figures on a light background or light figures on a dark background All sample displays in this manual are shown using dark figures on a light background e Button operations are indicated using the letters shown in the illustration e Each section of this manual provides you with the information you need to perform operations in each mode Further details and technical information can be found in the Reference section Ey General Guide e Press to change from mode to mode e In any mode press 8 to illuminate the display for about one second Timekeeping Mode Countdown Timer Mode Press gt OF Xe 507 FO Timekeeping PM indicator Use the Timekeeping Mode to set and view the current Hour Minutes time and date While Active Display is turned on the watch maintains a count that is incremented each time im ma ma you angle it towards your face for viewing or when you by otherwise move your arm The watch changes the Timekeeping Mode current time display to one of six different styles automatically in accordance with the value of the count e Regardless of whether Active Display is turned on or off tilting the watch towards your face for viewing will cause the display figures change size rotate or otherwise change dynamically for approxima2. change the display style to Style 2 automatically Countdown Timer The countdown timer can be set within a range of one to 60 minutes An alarm will sound when the countdown z reaches zero i e The initial factory default setting is one minute 01min ll m inl e The countdown operation continues even if you exit the TRL Minutes Countdown Timer Mode e All of the operations in this section are performed in the Countdown Timer Mode which you enter by pressing Mode indicator To set the countdown start time In the Countdown Timer Mode press to increase the countdown start time minutes e You can set the countdown start time within the range of one minute 01min to 60 minutes 60min in one minute increments e Holding down will increase the countdown start time at high speed To perform a countdown timer operation In the Countdown Timer Mode press to start the countdown e When the countdown reaches zero the alarm tone will sound for 10 seconds or until you stop it by pressing any button The countdown time will reset automatically to its starting value after the alarm stops e In addition to the alarm tone a Flash Alert operation will be performed when the countdown reaches zero The Flash Alert operation will continue for 5 seconds or until you stop it by pressing any button e Press while a countdown operation is in progress to pause it Press again to resume the countdown e To complete
3. h indicates the setting bs screen 2 Press to move the flashing in the sequence shown below to select other settings Seconds gt Hour j gt Minutes Seconds A Active Display on off Time format Lae Dey ot Day lt Month _ Year 3 When the setting you want to change is flashing use and to change it as described below Screen To do this Do this 0 Reset the seconds to 00 Press Change the hour or minutes Use and Select the time format 12 11 0 23 6 29 or 0 11 Press Change the year Use and Change the month or day OW O Turn Active Display on on and l off OF Press e For more information about Active Display see Active Display Stopwatch Mode Alarm Mode Dual Time Mode 4 Press to exit the setting screen e Resetting the seconds to 00 while the current count is in the range of 30 to 59 causes the minutes to be increased by 1 In the range of 00 to 29 the seconds are reset to 00 without changing the minutes e The day of the week is displayed automatically in accordance with the date year month and day settings e The 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
4. hich you enter by pressing Alarm time Hour Minutes Alarm Operation The alarm tone will sound at the preset time for 10 seconds regardless of the mode the watch is in Alarm operations are performed in accordance with the Timekeeping Mode time To stop the alarm tone after it starts to sound press any button e In addition to the alarm tone a Flash Alert operation will be performed whenever the alarm time is reached The Flash Alert operation will continue for 5 seconds or until you stop it by pressing any button Mode indicator To set an alarm time 1 In the Alarm Mode hold down until the hour setting of the alarm time starts to flash which indicates the setting screen This will turn on the alarm automatically 2 Press to move the flashing between the hour and minutes 3 While a setting is flashing use and to change it 4 Press to exit the setting screen e With the 12 hour format set the time correctly as a m no indicator or p m P indicator Alarm on indicator To turn an alarm on and off In the Alarm Mode press to toggle it on displayed and off not displayed e The alarm on indicator flashes while the alarm is sounding e The alarm on indicator is displayed in all modes To test the alarm In the Alarm Mode hold down to sound the alarm Dual Time NEN The Dual Time Mode lets you keep track of time in a PM indicator different time
5. llumination Two LEDs light emitting diodes Other Button operation tone on off Flash Alert using two display illumination LEDs Auto Display Battery One lithium battery Type CR1616 Battery Life Approximately 2 years on type CR1616 under the following conditions e One 10 second alarm operation per day e One 1 5 second illumination per day e 24 mode changes per day e 100 automatic display style changes by Active Display per day
6. ly stop a countdown operation first pause it by pressing and then press This will return the countdown time to its starting value e The remaining minutes and seconds are counted down on the display until the final minute of the countdown Only the seconds are displayed during the final minute Stopwatch The stopwatch measures elapsed time e The display range of the stopwatch is 59 minutes 59 99 seconds e Elapsed time operations are performed internally at units of 1 100 second When you stop an elapsed time operation the 1 100 second value will appear on the display Seconds Minutes Seconds TEE 1 100 second Screen when stopwatch elapsed time operation is stopped at 40 minutes 01 45 seconds Mode indicator e Only the seconds are displayed during the first 59 seconds of an elapsed time operation After that both the minutes and seconds are displayed 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 e All of the operations in this section are performed in the Stopwatch Mode which you enter by pressing To measure elapsed time with the stopwatch Elapsed Time Start Stop Re start Alarm When the daily alarm is turned on the alarm tone will sound when the alarm time is reached e All of the operations in this section are performed in the Alarm Mode w
7. n e Note that Flash Alert is always enabled You cannot turn LEDs it off Display illumination Button Operation Tone The button operation tone will sound any time you press one of the watch s buttons You can turn the button operation tone on or off as desired e The daily alarm and countdown alarm tones continue to sound even if you turn off the button operation tone To turn the button operation tone on and off In any mode except when a setting screen is on the display hold down to toggle the button operation tone on not displayed and off displayed e Holding down to turn the button operation tone on or off also causes the watch s current mode to change e The mute indicator is displayed in all modes when the button operation tone is turned off Mute indicator CASIO Operation Guide 3165 3251 CASIO Illumination Your watch uses two LEDs to illuminate the display for easy reading in the dark In any mode except when the setting screen is on the display press 8 to turn on illumination for about one second e About one second after it lights display illumination will flash for about a half second After that alert illumination will flash for about a half second Illumination Precautions e Illumination may be hard to see when viewed under direct sunlight e Illumination turns off automatically whenever an alarm sounds e Frequent use of illumination runs down the battery Auto Re
8. no reason to change it except after you have the watch s battery replaced Active Display While Active Display is turned on the watch will display the Timekeeping Mode current time using one of six different display styles The style will be selected in accordance with the value of a count the watch increments each time you angle the watch towards your face or otherwise move your arm e While Active Display is turned on a dancer animation will appear at random intervals in the upper half of the display The dancer animation also will appear whenever you change from one mode to another regardless of whether Active Display is on or off e While Active Display is turned off you can select from among Style 1 through Style 5 as the Timekeeping Mode current time display style e Regardless of whether Active Display is turned on or off tilting the watch towards your face for viewing will cause the display figures change size rotate or otherwise change dynamically for approximately one second The way the display figures changes depends on the currently selected display style e The following shows the six Timekeeping Mode current time display styles which are numbered from Style 1 to Style 6 Dancer Animation Style 2 Style 3 KEM PM indicator Hour Minutes Seconds Style 6 Hour Minutes Style 6 appears only while Active Display is turned on You cannot select Style 6 while Active Display is turned off e You ma
9. tely one second The way the display figures changes depends on the currently selected display style e For more information about Active Display see Active Month Day Day of week Display e Holding down in the Timekeeping Mode will display the current month day and day of the week The current time will return to the display about one second after you release Time Display Formats Your watch can display the current time using any one of the following display formats 12 11 This 12 hour format does not distinguish between noon and midnight which are both displayed as 12 00 0 11 This 12 hour format does not distinguish between noon and midnight which are both displayed as 0 00 0 23 This 24 hour format distinguishes between noon 12 00 and midnight 0 00 6 29 This 24 hour format uses a day that starts at 6 00 a m and ends at 5 59 a m The date changes at 6 00 a m e For information about setting the time see To set the time and date e With a 12 hour format the P PM indicator appears on the display for times in the range of noon to 11 59 p m and no indicator appears for times in the range of midnight to 11 59 a m e With a 24 hour format times are displayed without any indicator e The time format you select for the Timekeeping Mode also is applied in the Alarm Mode and Dual Time Mode To set the time and date 1 In the Timekeeping Mode hold down until the IPLI seconds start to flash whic
10. turn Feature e If you leave the watch in the Alarm Mode for two or three minutes without performing any operation it will change to the Timekeeping Mode automatically e If you leave a screen with flashing digits on the display for two or three minutes without performing any operation the watch will exit the setting screen automatically Scrolling The and buttons are used in various modes and setting screens to scroll through data on the display In most cases holding down these buttons during a scroll operation will scroll at high speed Specifications Accuracy at normal temperature 30 seconds a month Timekeeping Hour minutes seconds p m month day day of the week Time Format 4 selectable 12 11 12 hour format that does not distinguish between noon and midnight which are both displayed as 12 00 0 11 12 hour format that does not distinguish between noon and midnight which are both displayed as 0 00 0 23 24 hour format that distinguishes between noon 12 00 and midnight 0 00 6 29 24 hour format using a day that starts at 6 00 a m and ends at 5 59 a m Calendar system Full Auto calendar pre programmed from the year 2000 to 2099 Other Active Display on off Countdown Timer Measuring unit 1 second Input range 1 minute to 60 minutes 1 minute increments Stopwatch Measuring unit 1 100 second Measuring capacity 59 59 99 Measuring modes Elapsed time Alarm Daily alarm Dual Time Hour minutes p m I
11. y notice a very faint clicking sound coming from the watch when it is shaken back and forth This is the sound of the Active Display movement sensing mechanism and does not indicate malfunction of the watch CASIO Operation Guide 3165 3251 To turn Active Display on and off 1 In the Timekeeping Mode hold down until the seconds start to flash which indicates the setting screen 2 Press seven times to display the Active Display on off screen 3 Press to toggle Active Display on on and off OF 4 Press to exit the setting screen The Active Display on indicator ACT ON is on the display while Active Display is turned on Displaying the setting screen while Style 6 is displayed and turning off Active Display will change the display style to Style 2 automatically Active Display on indicator To select a timekeeping display style 1 In the Timekeeping Mode hold down until the seconds start to flash This is the setting screen 2 Press seven times to display the Active Display on off screen 3 Use to turn off OF Active Display e You cannot select the timekeeping display style while Active Display is turned on 4 Press to exit the setting screen 5 In the Timekeeping Mode press to cycle through the available timekeeping display styles Style 1 through Style 5 until the one you want is displayed Displaying the setting screen while Style 6 is displayed and turning off Active Display will
12. zone P Dual time e In the Dual Time Mode the seconds count is Hour Minutes synchronized with the seconds count of the Timekeeping Mode To set the Dual Time 1 Press to enter the Dual Time Mode In the Dual Time Mode hold down until the hour setting starts to flash which indicates the setting screen Press to move the flashing between the hour and minutes While a setting is flashing use and to change it Press to exit the setting screen Mode indicator Reference This section contains more detailed and technical information about watch operation It also contains important precautions and notes about the various features and functions of this watch Auto Display Auto Display cycles automatically through the screens of each mode To turn off Auto Display Ye sn Press any button except for 8 which will illuminate the display To turn on Auto Display In the Timekeeping Mode hold down and for about two seconds e Note that Auto Display cannot be turned on while a setting screen is on the display Flash Alert While Flash Alert is turned on a 5 second Flash Alert operation flashing LEDs will be performed whenever an alarm time is reached or when a countdown reaches zero This helps to alert you even in areas where surrounding noise is too loud to hear the alarm tone e You can stop the Flash Alert operation and the alarm tone by pressing any butto
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