Casio 4764 World Time, Countdown Timer, Stopwatch, Alarms, Configuring the Countdown Timer

Operation Guide 4764

World Time

Setting	Screen	Button Operation
Start Time		Use D(+) and B(–) to change the setting.

City codeCurrent time forthe selected city code

World Time digitally displays the current time in 27 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.

To view the time in another cityIn 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, it probably means there is a problem with your Timekeeping Mode time and/or Home City code settings. Go to the Timekeeping Mode and make the necessary adjustments.

	• You can set a start time in the range of 1 to 60 minutes in
		1-minute increments.
Auto-repeat	Press Dto toggle auto-repeat on (		displayed) and off
	(	displayed).
Progress Beeper	Press D to toggle the progress beeper on (ON) and off
	(OF).

4. Press Ato exit the setting screen.

•You can also perform steps 1 and 2 of the above procedure whenever you need to view the current auto-repeat and progress beeper settings.

To use the countdown timerPress Dwhile in the Countdown Timer Mode to start the countdown timer.•The countdown timer operation continues even if youexit the Countdown Timer Mode.

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

	DST indicator	1. In the World Time Mode, use D to display the city code
	DST indicator	whose Standard Time/Daylight Saving Time setting you
		whose Standard Time/Daylight Saving Time setting you
		want to change.
		2. Hold down Afor about two seconds to toggle between
		Daylight Saving Time (DST indicator displayed) and
		Standard Time (DST indicator not displayed).

•The DST indicator is on the display whenever youdisplay 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.

•Note that you cannot switch between Standard Time and Daylight Saving Time while GMT is selected as the city code.

Countdown Timer

•Press Dwhile a countdown operation is in progress topause it. Press Dagain to resume the countdown.•To completely stop a countdown operation, first pause it

(by pressing D), and then press A. This returns the countdown time to its starting value.

Stopwatch

The stopwatch lets you measure elapsed time, split times, and two finishes.•The display range of the stopwatch is 59 minutes, 59 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

Minutes Seconds elapsed time measurement.

Minutes Seconds

Auto-repeat

The countdown timer can be set within a range of one minute to 60 minutes. An alarm sounds when the countdown reaches zero. The countdown timer also has an auto-repeat feature and a progress beeper that signals the progress of the countdown.

•All of the operations in this section are performed in the Countdown Timer Mode, which you enter by pressing

Configuring the Countdown Timer

The following are the settings you should configure before actually using the countdown timer.

Countdown start time; Auto-repeat on/off; Progress beeper on/off

•See “To configure the countdown timer” for information about setting up the timer.

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

To measure times with the stopwatchElapsed Time

Start	Stop	Re-start	Stop	Clear
Split Time
Start	Split	Split release	Stop	Clear
Two Finishes	(SPL displayed)
Two Finishes
Start	Split	Stop	Split release	Clear

When auto-repeat is turned on, the countdown automatically restarts from the countdown start time when it reaches zero. If left running, the countdown is repeated a total of eight times, after which it stops automatically.

When auto-repeat is turned off, the countdown stops when it reaches zero and the display shows the original countdown start time.

• Pressing D while an auto-repeat countdown is in progress pauses the current

countdown. You can resume the auto-repeat countdown by pressing D, or you can

press Ato reset to the countdown time starting value.

First runner	Second runner	Display time of
finishes.	finishes.	second runner.
Display time of
first runner.

Alarms

Countdown Timer Beeper Operations

The watch beeps at various times during a countdown so you can keep informed about the countdown status without looking at the display. The following describes the types of beeper operations the watch performs during a countdown.

Countdown End BeeperThe countdown end beeper lets you know when the countdown reaches zero.

•When the progress beeper is turned off, the countdown end beeper sounds for about 10 seconds, or until you press any button to stop it.

•When the progress beeper is turned on, the countdown end beeper sounds for about one second.

Progress Beeper

When the progress beeper is turned on, the watch uses beeps to signal countdown progress as described below.

•Starting from five minutes before the end of the countdown, the watch emits four short beeps at the top of each countdown minute.

•30 seconds before the end of the countdown, the watch emits four short beeps.•The watch emits a short beep for each of the last 10 seconds of the countdown.

•If the countdown start time is six minutes or greater, the watch emits a short beep for each second of the final 10 seconds before the five-minute point is reached. Four short beeps are emitted to signal when the five-minute point is reached.

To configure the countdown timer

Alarm number

Alarm time (Hour : Minutes)

To set an alarm time

You can set five independent Daily Alarms. When an alarm is 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 turn on an Hourly Time Signal that causes the watch to beep twice every hour on the hour.

•There are six screens in the Alarm Mode. Four are for one-time alarms (indicated by numbers from AL1through AL4), one is for a snooze alarm (indicated by SNZ), and one is for the Hourly Time Signal (indicated by SIG).

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

1.In the Alarm Mode, use D to scroll through the alarm screens until the one whose time you want to set is displayed.

1. While the countdown start time is on the display in the Countdown Timer Mode, hold down Auntil the current countdown start time starts to flash, which indicates the setting screen.

•If the countdown start time is not displayed, use theprocedure under “To use the countdown timer” to display it.

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

Start Time		Auto-repeat

Progress Beeper

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

•To set a one-time alarm, display one of the screens indicated by an alarm number from AL1through AL4. To set the snooze alarm, display the screen indicated by SNZ.

•The snooze alarm repeats every five minutes.

2.After you select an alarm, hold down Auntil the hour setting of the alarm time starts to flash, which indicates the setting screen.

•This operation automatically turns on the alarm.3.Press Cto move the flashing between the hour and minute settings.4.While a setting is flashing, use D(+) and B(–) to change it.

•When setting the alarm time using the 12-hour format, take care to set the time correctly as a.m. (no indicator) or p.m. (P indicator).

5.Press Ato exit the setting screen.