Casio WS220-1AV, WS2201AV Timekeeping, Stopwatch, Read This Before You Set the Time and Date, 12-hourand 24-hourtimekeeping, Daylight Saving Time (DST)

Lap/Split indicator

Operation Guide 3271

Demo Mode

In the Timekeeping Mode, holding down C for about three seconds will enter the demo mode. In the demo mode, the screen cycles through the normal timekeeping, stopwatch, and World Time screens in five-second intervals.

To exit the demo mode

Press any button.

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To set the time and date

1. In the Timekeeping Mode, hold down A until the city code starts to flash, which indicates the setting screen.

2. Use D and B to select the city code you want.

• Make sure you select your Home City code before changing any other setting.

• For full information on city codes, see the “City Code Table” at the back of this manual.

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

City Code DST 12/24-Hour Seconds Hour Minutes Format

Power Saving	Illumination	Button	Day	Month	Year
	Duration	Operation Tone

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Screen:	To do this:		Do this:
	Change the year, month, or day		Use D (+) and B (–).
/	Toggle the button operation tone between		Press D.
	(on) and	(off)
	Toggle the illumination duration between		Press D.
	(approximately 1.5 seconds) and
	(approximately 3 seconds).

Toggle between Power Saving on () and Press D.

off ()

5. Press A to exit the setting screen.

•The day of the week is displayed automatically in accordance with the date (year, month, and day) settings.

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To change the Daylight Saving Time (summer time) setting

1. In the Timekeeping Mode, hold down A until the city

Timekeeping

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

Day of week

PM indicator

Hour : Minutes

Seconds

Year – Month – Day

Read This Before You Set the Time and Date!

This watch is preset with a number of city codes, each of which represents the time zone where that city is located. When setting the time, it is important that you first select the correct city code for your Home City (the city where you normally use the watch). If your location is not included in the preset city codes, select the preset city code that is in the same time zone as your location.

•Note that all of the times for the World Time Mode city codes (page E-29) are displayed in accordance with the time and date settings you configure in the Timekeeping Mode.

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• The following steps explain how to configure timekeeping settings only.

4.When the timekeeping setting you want to change is flashing, use D or B to change it as described below.

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

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12-hour and 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 no 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 other modes.

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.

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Stopwatch

code starts to flash, which indicates the setting screen.

2. Press C and the DST setting screen appears.

3. Use D to cycle through the DST settings in the sequence shown below.

D

DST indicator 4. When the setting you want is selected, press A to exit the setting screen.

•The DST indicator appears to indicate that Daylight Saving Time is turned on.

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Remaining memory

Graphic Area

Split time

Lap time

The 1/100-second stopwatch can measure elapsed time and lap/split times. Stopwatch times are stored in memory.

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

•Exiting the Stopwatch Mode while a lap/split time is frozen on the display clears the lap/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 (page E-8).

Note

•See page E-49 for information about the type of data the watch stores in memory when you use the stopwatch.

•Use the Recall Mode (page E-21) to view data stored in memory.

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To measure times with the stopwatch
Lap/Split indicator	Elapsed Time
Lap time
	D	➤D	➤D		➤D	➤B
	Start	Stop		Re-start	Stop	Clear
	Lap/Split Times		➤B		➤D	➤B
	D	➤B
	Start	Lap/Split		Next Lap/	Stop	Clear
				Split

Split time

Note

•Pressing B to perform a lap/split time operation freezes the lap/split time at that point on the display for about eight seconds. After that, the display returns to normal stopwatch time measurement.

•During a stopwatch time measurement operation, the current lap/split number is shown at the top of the display, and the lap time and split time are shown in the

middle and at the bottom. You can change the positions of the lap time and split time by pressing A while a stopwatch operation is in progress or stopped. For details, refer to “To position the lap time and split time on the display” (page E-19).

To position the lap time and split time on the display

Each press of A cycles the lap time and split time positions in the sequence shown below.

•You can perform the above operation while stopwatch operation is ongoing or stopped.

Remaining memory
Lap time Graphic Area	Split time	Lap time	Split time
A		A	A
➤		➤	➤
➤
Split time	Lap time	Hours Seconds	Hours Seconds
		Minutes	Minutes

A

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