Casio 2642 manual

MA0212-A

USER’S 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 2453	manual 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 “Reference” section.

Module 2642

General Guide

•Press C to change from mode to mode.

•In any mode, press L to illuminate the display.

Timekeeping Mode

Telememo Mode

Alarm Mode

Press .

Timekeeping

Stopwatch Mode

Countdown Timer Mode

Dual Time Mode

Hour : Minutes Seconds

Month – Day

Day of week

PM indicator

Use the Timekeeping Mode to set and view the current time and date. You also use the Timekeeping Mode to select the display color pattern.

To set the time and date

1.In the Timekeeping Mode, hold down A until the seconds start to flash, which indicates the setting screen.

2.Press C to move the flashing in the sequence shown below to select other settings.

Seconds		DST			Hour			Minutes
Seconds		DST			Hour			Minutes

Color Pattern Day Month Year

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, hold down A until the seconds start to flash, which indicates the setting screen.

2. Press C once to display the DST setting screen, which

is indicated by a flashing (DST on) or (DST off) indicator.

3. Press D to toggle between Daylight Saving Time (

displayed) 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 described below.

To change this setting	Perform this button operation
Seconds	Press D to reset to 00.
DST	Press D to toggle between Daylight Saving Time (		) and
	standard time (	).

Hour, Minutes, Year,	Use D (+) and B (–) to change the setting.
Month, Day

Color Pattern	Use D and B to change the color pattern setting.

•Pressing D while the seconds are in the range of 30 to 59 resets them to 00 and adds 1 to the minutes. In the range of 00 to 29, the minutes are unchanged.

•See “Daylight Saving Time (DST)” for details on DST setting.

•See “Color Pattern Setting” for details about the color pattern setting.

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 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.

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.

•The DST indicator appears on the display to indicate that daylight saving time is turned on.

Color Pattern Setting

This watch is equipped with two color LCD panels, which provide a choice of 12 different color patterns from which you can choose.

To change the color pattern setting