Casio 3160 Countdown Timer, Alarms, Stopwatch, Illumination, Configuring the Countdown Timer, Alarm Operation, Countdown End Beeper, lll, About the Auto Light Switch

Operation Guide 3160

To view the time in another city

While in the World Time Mode, use the Dto scroll through the city codes (time zones).

•Pressing the Dand Bat the same time will jump to the UTC time zone.

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

To measure times with the stopwatchElapsed Time

D	➤ D	➤ D	➤ D	➤ A
Start	Stop	Re-start	Stop	Clear

lll l l l	ll
l
ll	l
l	l	l
ll l l l ll

DST indicator

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 Ato toggle between Daylight Saving Time

(DST indicator displayed) and Standard Time (DST indicator not displayed).

•The DST indicator is shown on the World Time Mode screen while Daylight Saving Time is turned on.

•Note that the Standard Time/Daylight Saving 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 UTC is selected as the city code.

Split Time
D	➤ A		➤ A	➤ D	➤ A
Start	Split		Split release	Stop	Clear
	(	displayed)
Two Finishes
D	➤ A		➤ D	➤ A	➤ A
Start	Split		Stop	Split release	Clear
	First runner finishes. Second runner			Display time of
	Display time of first		finishes.	second runner.
	runner.

Countdown Timer

Alarms

The Alarm Mode gives you a choice of four one-time

Alarm number	alarms and one snooze alarm.
	Also use the Alarm Mode to turn the Hourly Time Signal
	(SIG) on and off.
	• There are five alarm screens numbered AL1, AL2,
	AL3 and AL4 for the one-time alarm, a snooze alarm
	screen indicated by SNZ. The Hourly Time Signal
	screen is indicated by SIG.
	• All of the operations in this section are performed in the
	Alarm Mode, which you enter by pressing C.
Alarm time
(Hour : Minutes)

Hours Seconds

Minutes

You can set the countdown timer within a range of one minute to 24 hours. An alarm sounds when the countdown reaches zero.

•All of the operations in this section are performed in the

Countdown Timer Mode, which you enter by pressing

C.

Configuring the Countdown Timer

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

Countdown start time

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

To set an alarm time

1. In the Alarm Mode, use Dto scroll through the alarm

screens until the one whose time you want to set is

displayed.

•To set a one-time alarm, display an alarm screen AL1, AL2, AL3 and AL4. To set the snooze alarm, display the SNZ screen.

•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 turns on the alarm automatically.

3.Press C to move the flashing between the hour and minute settings.

4.While a setting is flashing, use D(+) and B(–) to change it.

•With the 12-hour format, set the time correctly as a.m. or p.m. (P indicator).

5.Press A to exit the setting screen.

Alarm Operation

The alarm tone sounds at the preset time for 10 seconds, regardless of the mode the watch is in. In the case of the snooze alarm, the alarm operation is performed a total of seven times, every five minutes, until you turn the alarm off.

•Alarm and Hourly Time Signal operations are performed in accordance with the Timekeeping Mode time.

•To stop the alarm tone after it starts to sound, press any button.

•Performing any one of the following operations during a 5-minute interval between snooze alarms cancels the current snooze alarm operation.

Displaying the Timekeeping Mode setting screen Displaying the SNZ setting screen

To test the alarm

In the Alarm Mode, hold down Dto sound the alarm.

To turn an alarm on and off

1. In the Alarm Mode, use D to select an alarm.

2. Press A to toggle it on and off.

• Turning on a alarm (AL1, AL2, AL3, AL4 or

		SNZ) displays the alarm on indicator (	) on its Alarm
		Mode screen.
		• In all modes, the alarm on indicator is shown for any
Snooze		alarm that is currently turned on.
	ON	• The alarm on indicator flashes while the alarm is
alarm	Alarm on	sounding.
indicator		• The snooze alarm indicator ( ) flashes while the
	indicator
		snooze alarm is sounding and during the 5-minute
		intervals between alarms.
To turn the Hourly Time Signal on and off
		1. In the Alarm Mode, use D to select the Hourly Time
		Signal (SIG).
		2. Press A to toggle it on and off.
		• The Hourly Time Signal on indicator (	) is shown on

the display in all modes while this function is turned on.

Hourly time signal on indicator

Stopwatch

Countdown End Beeper

The countdown end beeper lets you know when the countdown reaches zero. The beeper stops after about 10 seconds or when you press any button.

To configure the countdown timer
			1. While the countdown start time is on the display in the
			Countdown Timer Mode, hold down A until the current
	lll		countdown start time starts to flash, which indicates the
l			setting screen.
		l
l		l	• If the countdown start time is not displayed, use the
l
l
		l	procedure under “To use the countdown timer” to
l		l
	ll		display it.
			2. Press Cto move the flashing in the sequence shown
			below to select other settings.
				Hours	Minutes

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

Setting			Screen			Button Operation
Hours, Minutes					Use D(+) and B (–) to change the setting.
• To specify a countdown start time of 24 hours, set							.
4. Press Ato exit the setting screen.
To use the countdown timer
	Timer start time			Press Dwhile in the Countdown Timer Mode to start the
				countdown timer.
				• The countdown timer operation continues even if you
	l			exit the Countdown Timer Mode.
l				• Press Dwhile a countdown operation is in progress to
l	l
	l
l	l			pause it. Press D again to resume the countdown.
l		l
ll
				• To stop a countdown operation completely, first pause it
				(by pressing D), and then press A. This returns the
		Current timer
				countdown time to its starting value.
		time

Illumination

	This watch has an EL (electro-luminescent) panel that
	causes the entire display to glow for easy reading in the
	dark. The watch’s auto light switch turns on illumination
	automatically when you angle the watch towards your
	face.
	• The auto light switch must be turned on (indicated by
	the auto light switch on indicator) for it to operate.
Auto light switch
	• See “Illumination Precautions” for other important
on indicator	information about using illumination.
	To illuminate the display manually
	In any mode, press Bto turn on illumination.
	• The above operation turns on illumination regardless of
	the current auto light switch setting.

About the Auto Light Switch

Turning on the auto light switch causes illumination to turn on, whenever you position your wrist as described below in any mode.

Moving the watch to a position that is parallel to the ground and then tilting it towards you more than 40 degrees causes illumination to turn on.

Hours

Minutes 1/100 second

Seconds

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

•The display range of the stopwatch is 23 hours, 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.

•Wear the watch on the outside of your wrist.

Parallel to	More than
ground	40°

2