Casio 3057 manual

MA0607-EA

Operation Guide 3057

About This Manual

•Button operations are indicated using the letters shown

in the illustration.

• 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.

General Guide

•Press Cto change from mode to mode.

•In any mode (except when a setting screen is on the display), press B to illuminate the display.

Timekeeping Mode World Time Mode Stopwatch Mode Countdown Timer Mode Alarm Mode

Press .

Timekeeping

World Time

PM indicator

Day of week

Seconds

Month – Day

Hour : Minutes

Use the Timekeeping Mode to set and view the current time and date.

Read this before you set the time and date !

The times displayed in the Timekeeping Mode and World Time Mode are linked. Because of this, make sure you select a city code for your Home City (the city where you normally use the watch) before you set the time and date.

•To view the current Home City code setting, press A while in the Timekeeping Mode.

•For full information on city codes, see the “City Code Table”.

World Time shows the current time in 48 cities (29 time zones) around the world.

•All of the operations in this section are performed in the World Time Mode, which you enter by pressing C.

•In the World Time Mode, you can press A to change the display format as shown below.

City code Current time in selected city code

	Press .
Month – Day	Timekeeping Mode time (Hour : Minutes)

To set the time and date

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

screen.

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

Seconds	City Code	DST	Hour	Minutes
Day	Month	Year	12/24-Hour Format

3.When the setting you want to change is flashing, use Dand Bto change it as described below.

Screen	To do this:					Do this:
	Reset the seconds to					Press D.
	Change the city code					Use D(east) and B(west).
	Toggle between Daylight Saving Time (				)	Press D.
	and Standard Time (		)
	Change the hour or minutes					Use D(+) and B(–).
	Toggle between 12-hour (			) and 24-hour		Press D.
	(	) timekeeping
	Change the year, month, or day					Use D(+) and B(–).

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

in selected city code	* The “P” indicator is not displayed
	for the time displayed in the
	World Time Mode.

To view the time for another city code

In the World Time Mode, press Dto scroll eastwardly through city codes.

•For full information about city codes, see the “City Code Table”.

•If the current time shown for a city is wrong, check your Timekeeping Mode time and Home City code settings and make the necessary changes.

To toggle a city code time between Standard Time and Daylight Saving Time

	1. In the World Time Mode, use Dto display the city code
	(time zone) whose Standard Time/Daylight Saving Time
	setting you want to change.
	2. Hold down Afor about one second to toggle between
	Daylight Saving Time (		indicator displayed) and
	Standard Time (		indicator not displayed).
	• The	indicator is on the display whenever you
DST indicator
	display a city code for which Daylight Saving Time is

turned on.

•Note that the DST/Standard Time setting affects only the currently displayed city code. Other city codes are not affected.

•In the World Time Mode, you can switch the city code you currently have selected as your Timekeeping Mode Home City between Standard Time and DST. The setting you select in the World Time Mode will also be applied in the Timekeeping Mode.

Stopwatch

4. Press A to exit the setting screen.

• Resetting the seconds to		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	without changing the minutes.
• With the 12-hour format, the		(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.
• 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 year can be set in the range of 2000 to 2099.
• 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.
• The day of the week is automatically displayed in accordance with the date (year,
month, and day) settings.

1/100 second

MinutesSeconds

Timekeeping Mode time (Hour : Minutes)

*The “P” indicator

is not displayed for the time displayed in

the Stopwatch Mode.

The stopwatch lets you measure elapsed time, split times, and two finishes.

•The display range of the stopwatch is 59 minutes, 59.99 seconds.

•The stopwatch continues to run, restarting from zero after it reaches its limit, until you stop it.

•The stopwatch measurement operation continues even if you exit the Stopwatch Mode.

•Exiting the Stopwatch Mode while a split time is frozen on the display clears the split time and returns to elapsed time measurement.

•All of the operations in this section are performed in the Stopwatch Mode, which you enter by pressing C.

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 Auntil the

On/Off status	seconds start to flash, which indicates the setting
	screen.
	2. Press Ctwice to display the DST setting screen.
	3. Press Dto toggle between Daylight Saving Time (			)
	and Standard Time (		).
	4. Press Ato exit the setting screen.
	• The	indicator is displayed on the Timekeeping

DST indicator	Mode and Alarm Mode screen while Daylight Saving
	Time is turned on.

To measure times with the stopwatch
Elapsed Time
Start	Stop		Re-start	Stop	Clear
Split Time
Start	Split		Split release	Stop	Clear
	(	displayed)
Two Finishes
Start	Split		Stop	Split release	Clear
	First runner		Second runner	Display time of
	finishes.		finishes.	second runner.
	Display time of
	first runner.

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