Casio Watch 2109 Users Manual QW 1909/2109/2209

2209-1 to the manual 224b3c45-9957-4561-ae1c-5bb8a341cdde

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Module No. 1909/2109/2209

1909/2109/2209-1

GENERAL GUIDE
• Press C to change from mode to mode.
• The animation area shows different animated characters and graphics, depending on the mode and the operation being performed.
• The operational procedures for Modules 1909, 2109, and 2209 are identical. All of the illustrations in this manual show Module 1909.
Timekeeping Mode

Countdown Alarm Mode

Stopwatch Mode

Alarm Mode

Animation area

[Module 2209]

[Module 2109]

[Module 1909]

To use a countdown timer

TIMEKEEPING MODE
This section provides information on setting the time and using the backlight.
Day of the week Screen

1. Press D while in the Countdown Alarm Mode to select the timer whose time you
want to use.

Month Screen

Timer 1

Timer 2

Timer 3

Day of week – Day
Graphic area

Month – Day

Animation area
Press B

Seconds
PM indicator
Hour : Minutes

• Pressing D does not change the timer selection if a countdown timer operation is
currently in progress or is paused. You must stop the ongoing countdown operation
before you can change to another timer.
2. Press E to start the countdown timer.
• When the countdown reaches zero, an alarm sounds for 10 seconds or until you
stop the alarm by pressing any button. The countdown time is automatically reset
to its starting value after the alarm stops.
• Press E while a countdown operation is in progress to pause it. Press E again to
resume the countdown.
• To completely stop a countdown operation, first pause it (by pressing E ), and then
press D. This returns the countdown time to its starting value.

• In the Timekeeping Mode, press B to switch between the day of the week and
month screens.
• In the Timekeeping Mode, press E to illuminate the display for about two seconds.
• In the Timekeeping Mode, press D to switch between the 12-hour and 24-hour
formats.
• When the 12-hour format is selected, “p.m.” times are indicated on the display by P,
while “a.m.” times are indicated by A. No indicators are used with the 24-hour format.
• The graphic area of the Timekeeping Mode screens shows patterns that indicate
the passage of seconds.
• The figures in the animation area of the Timekeeping Mode screens perform various different animated patterns.

1. Press D while in the Countdown Alarm Mode to select the timer whose time you
want to change.
2. After you select a timer, hold down A until the minutes digits start to flash on the
display.
3. Press D to increase the minutes. Holding down D changes the minutes at high
speed.
4. After you set the countdown time, press A to return to the Countdown Alarm Mode.
• If you do not operate any button for a few minutes while a selection is flashing, the
flashing stops and the watch goes back to the Countdown Alarm Mode automatically.

To set the time and date

About countdown indicators

1. Hold down A while in the Timekeeping Mode until the seconds digits start to flash
on the display. The seconds flash because they are selected.
2. Press C to change the selection in the following sequence.
Seconds

Hour

Minutes

Day

Month

Year

3. While the seconds digits are selected (flashing), press D to reset the seconds to
00.
• If you press D while the seconds count is in the range of 30 to 59, the seconds are
reset to 00 and 1 is added to the minutes. If the seconds count is in the range of 00
to 29, the minutes count is unchanged.
4. While any other digits (besides seconds) are selected (flashing), press D to increase the number. Holding down D changes the current selection at high speed.
5. After you set the time and date, press A to return to the Timekeeping Mode.
• The day of the week is automatically set in accordance with the date.
• The date can be set within the range of January 1, 1995 to December 31, 2039.
• If you do not operate any button for a few minutes while a selection is flashing, the
flashing stops and the watch goes back to the Timekeeping Mode automatically.

To change a countdown time

An audible beep, the EL backlight, and the graphic area on the display keep you
informed about the progress of the countdown as noted in the following table.
Indication
Beep
Backlight
Indication

COUNTDOWN ALARM MODE
Mode indicator – Timer No.
Graphic area

Minutes
Seconds
1/10 second

The Countdown Alarm Mode has three 60-minute timers
whose starting time can be set in one-minute increments.
When the countdown reaches zero, an alarm sounds.
• In the Countdown Alarm Mode, press B to illuminate
the display for about two seconds. To illuminate the display while setting the countdown time (while the minutes digits are flashing), press E.
• The starting times of the countdown timers are preset to
15, 30, and 60 minutes when you purchase it. You can
use these settings as they are, or you can change to
different starting times if you want.

More than
5 minutes

5'00"0
1 second
1 second
Less than
5 minutes

Time Up
10 seconds
2 seconds
Time Up

Graphic Area

STOPWATCH MODE
Mode indicator

About the backlight
A backlight that uses an EL (electro-luminescent) panel causes the entire display to
glow for easy reading in the dark. Depending on the mode, pressing E or B turns on
the backlight for about two seconds. See the sections that cover each mode for information on whether you should press E or B.
• The backlight of the watch employs an electro-luminescent (EL) light, which loses
illuminating power after very long use.
• The illumination provided by the backlight may be hard to see when viewed under
direct sunlight.
• The watch will emit an audible sound whenever the display is illuminated. It does
not indicate malfunction of the watch.
• The backlight automatically turns off whenever an alarm sounds.

Start
1 second
1 second

The Stopwatch Mode lets you measure elapsed time, split
times, and two finishes. You also get Auto-Start function.
The range of the stopwatch is 59 minutes, 59.99 seconds.
• In the Stopwatch Mode, press B to illuminate the display for about two seconds.

To measure elapsed time
Minutes
Seconds
1/100 second

1. Press E to start the stopwatch.
2. Press E to stop the stopwatch.
• You can resume the measurement operation by pressing E again.
3. Press D to clear the stopwatch to all zeros.

To record split times
1. Press E to start the stopwatch.
2. Press D to display the timing up to that point. Stopwatch timing continues internally.
3. Press D to clear the split time and to continue time measurement on the display.
• You can repeat steps 2 and 3 as many times as you want.
4. Press E to stop the time measurement.
5. Press D to clear the stopwatch to all zeros.

To time first and second place finishes
1. Press E
2. Press D
3. Press E
4. Press D
5. Press D

to start the stopwatch.
when the first finisher crosses the line, and record the time.
when the second finisher crosses the line.
to display the finishing time of the second finisher.
again to clear the stopwatch to all zeros.

About the Auto-Start function
With the Auto-Start function, the watch performs a 5-second countdown. When the
countdown reaches zero, stopwatch operation starts automatically. During the final
three seconds of the countdown, a beeper sounds with each second.

1909/2109/2209-2

To use the Auto-Start function
1. While the stopwatch display is showing all zeros
(00'00"00) in the Stopwatch Mode, press D .
• At this time the auto-start indicator appears on the display to indicate that auto-start is on. Press D again to
turn auto-start off (indicated when the auto-start indicator is not on the display).
2. Press E to start the countdown.
• Pressing E also causes the countdown time to appear
on the display.
Auto-start indicator

• When the countdown reaches zero, a tone sounds, the backlight illuminates the
display, and a stopwatch timing operation starts automatically.
• To stop the Auto-Start countdown and return to the all-zeros display, press D.
• Pressing E while the Auto-Start countdown is in progress immediately start the
stopwatch.

ALARM MODE
Mode indicator – Alarm No.
Graphic area

Five independent Daily Alarms can be set. Each alarm
lets you set the hour and minutes. When the Daily Alarm
is turned on, the alarm sounds for 20 seconds at the preset time each day. Press any button to stop the alarm
after it starts to sound.
When the Hourly Time Signal is turned on, the watch beeps
every hour on the hour.
• In the Alarm Mode (including alarm time setting), press
E to illuminate the display for about two seconds.
• The graphic area in the Alarm Mode shows the current
on/off status of each of the five alarms.

Hour : Minutes
Alarm on indicator
AM indicator

To set an alarm time
1. Press D while in the Alarm Mode to select the alarm whose time you want to set.
Alarm 1

Alarm 2

Alarm 4

Alarm 3

Hourly Time Signal

Alarm 5

2. After you select an alarm, hold down A until the hour digits start to flash on the
display. The hour digits flash because they are selected.
• This operation automatically turns on the alarm.
3. Press C to change the selection in the following sequence.
Hour

Minutes

4. Press D to increase the selected digits. Holding down D changes the selection at
high speed.
• The format (12-hour and 24-hour) of the alarm time matches the format you select
for normal timekeeping.
• When setting the alarm time using the 12-hour format, take care to set the time
correctly as a.m. (A indicator) or p.m. (P indicator).
5. After you set the alarm time, press A to return to the Alarm Mode.
• If you do not operate any button for a few minutes while a selection is flashing, the
flashing stops and the watch goes back to the Alarm Mode automatically.

To turn an alarm and the Hourly Time Signal on and off
Graphic area

Alarm on indicator

1. In the Alarm Mode, press D to select an alarm or the
Hourly Time Signal.
2. Press B to toggle the select item on and off.
• The indicators ALM and appear on the display whenever an alarm is turned on.
• The indicators SIG and
appear on the display whenever the Hourly Time Signal is turned on.
• In other modes (besides the Alarm Mode), the ALM indicator remains on the display as long as at least one of
the alarms is on, while the SIG indicator remains on the
display while the Hourly Time Signal is on.

• Indicators in the graphic area of the Alarm Mode show which alarms are turned on.

AL-2 (off)

AL-1 (on)

AL-5 (off)

AL-4 (off)

AL-3 (on)

[Module 1909]

AL-2 (off)

AL-4 (off)

AL-1 (on)

AL-5 (off)
AL-3 (on)

[Modules 2109/2209]

To test the alarm
Hold down B while in the Alarm Mode to sound the alarm.



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