MA0212-A
USEROS GUIDE 2453/2642
About This Manual
? The operational procedures for Modules 2453 and 2642
are identical. All of the illustrations in this manual show
Module 2453.
? Button operations are indicated using the letters shown
in the illustration.
? These watches are equipped with two color LCD panels.
For the sake of simplicity, the screen shots in this
Module 2453manual are shown using only one color.
? 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 OReference� section.
Module 2642
General Guide
? Press C to change from mode to mode.
? In any mode, press L to illuminate the display.
Timekeeping ModeTelememo ModeAlarm ModeStopwatch ModeCountdown Timer ModeDual Time Mode
Press .
Timekeeping
Hour : Minutes SecondsUse the Timekeeping Mode to set and view the currentDaylight Saving Time (DST)
time and date. You also use the Timekeeping Mode toDaylight Saving Time (summer time) advances the time setting by one hour from
select the display color pattern.Standard Time. Remember that not all countries or even local areas use Daylight
Saving Time.
To set the time and date
1.In the Timekeeping Mode, hold down A until theTo toggle the Timekeeping Mode time between DST and Standard Time
seconds start to flash, which indicates the setting1.In the Timekeeping Mode, hold down A until the
screen.seconds start to flash, which indicates the setting
2.Press C to move the flashing in the sequence shownscreen.
below to select other settings.2.Press C once to display the DST setting screen, which
Month � Dayis indicated by a flashing (DST on) or (DST
SecondsDSTHourMinutesoff) indicator.
Day of week
3.Press D to toggle between Daylight Saving Time (
PM indicator
Color PatternDayMonthYeardisplayed) and standard time ( displayed).
4.Press A to exit the setting screen.
3. When the setting you want to change is flashing, use D and B to change it as? The DST indicator appears on the display to indicate
described below.that daylight saving time is turned on.
To change this settingPerform this button operationColor Pattern Setting
SecondsPress D to reset to 00.This watch is equipped with two color LCD panels, which provide a choice of
Press D to toggle between Daylight Saving Time () and12 different color patterns from which you can choose.
DSTstandard time ().
Hour, Minutes, Year,To change the color pattern setting
Use D (+) and B (�) to change the setting.
Month, Day1.In the Timekeeping Mode, hold down A until the
Color PatternUse D and B to change the color pattern setting.seconds start to flash, which indicates the setting
screen.
? Pressing D while the seconds are in the range of 30 to 59 resets them to 00 and2.Use C to cycle through the available setting screens
adds 1 to the minutes. In the range of 00 to 29, the minutes are unchanged.until the color pattern setting screen (indicated by the
? See ODaylight Saving Time (DST)� for details on DST setting.flashing indicator) is on the display.
? See OColor Pattern Setting� for details about the color pattern setting.3.Use B and D to select the color pattern you want.
4. Press A to exit the setting screen.4.Press A to exit the setting screen.
? The day of the week is automatically displayed in accordance with the date (year,
month, and day) settings.
? The year can be set in the range of 2000 to 2039.
? The watchOs 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 watchOs battery replaced.
To toggle between 12-hour and 24-hour timekeeping
In the Timekeeping Mode, press D to toggle between 12-hour timekeeping (indicated
by A or P on the display), or 24-hour timekeeping.
? With the 12-hour format, the P (PM) indicator appears to the left of the hour digits for
times in the range of noon to 11:59 p.m. and the A (AM) indicator appears to the left
of the hour digits for times in the range of midnight to 11:59 a.m.
? With the 24-hour format, times are displayed in the range of 0:00 to 23:59, without
any indicator.
? The 12-hour/24-hour timekeeping format you select in the Timekeeping Mode is
applied in all modes.
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CASIO
