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Operation Guide 3139/3456
To toggle a city code time between Standard Time and Daylight Saving Time
1. In the World Time Mode, use D to display the city code
(time zone) whose Standard Time/Daylight Saving Time
setting you want to change.
2. Hold down A to toggle Daylight Saving Time (DST
indicator displayed) and Standard Time (DST indicator
not displayed).
The DST indicator will appear whenever you display a
DST indicator
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.
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To use the countdown timer
Press D while in the Countdown Timer Mode to start the countdown timer.
When the end of the countdown is reached, the alarm sounds for 10 seconds or
until you stop it by pressing any button. The countdown time is reset automatically
to its starting value after the alarm stops.
Press D while a countdown operation is in progress to pause it. Press D again to
resume the countdown.
To stop a countdown operation completely, first pause it (by pressing D), and then
press A. This returns the countdown time to its starting value.
Calibration signal reception is disabled while a countdown timer operation is in
progress.
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To measure times with the stopwatch
Elapsed Time
D
D
D
Start
Stop
Re-start
Split Time
D
A
A
Start
Split
Split release
(SPL displayed)
Two Finishes
D
A
D
Start
Split
Stop
First runner
Second runner
finishes.
finishes.
Display time of first
runner.
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To set the alarm time
1. In the Alarm Mode, hold down A until the hour setting
of the alarm time starts to flash, which indicates the
setting screen.
This automatically turns on the alarm.
2. Press C to move the flashing between the hour and
minute settings.
3. 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).
4. Press A to exit the setting screen.
Alarm Operation
The alarm sounds at the preset time for about 10 seconds (in all modes), or until you
stop it by pressing any button.
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Timekeeping
Use the Timekeeping Mode to set and view the current time and date.
When setting the time, you can also configure settings for the City Code, the DST
setting, the 12/24-Hour Format, Year, Month, Day, the Language setting, and the
Month/Day display format.
Pressing D in the Timekeeping Mode will display the Last Signal screen.
Current Time and Date Screen
Day of week
Year
Month – Day
PM indicator
Home Time
DST indicator
(Hour : Minutes Seconds)
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D
A
Stop
Clear
D
A
Stop
Clear
A
A
Split release
Clear
Display time of
second runner.
Last Signal Screen
Receive date
D
Receive time
Countdown Timer
You can set the countdown timer within a range of one
Timekeeping Mode time
to 60 minutes. An alarm sounds when the countdown
(Hour : Minutes Seconds)
reaches zero.
All of the operations in this section are performed in the
Countdown Timer Mode, which you enter by pressing
C (page E-7).
To set the countdown start time
1. While the countdown start time is on the display in the
Countdown Timer Mode, hold down A until the current
Minutes
Seconds
countdown start time starts to flash, which indicates the
setting screen.
If the countdown start time is not displayed, use the procedure under "To use
the countdown timer" to display it.
2. While a setting is flashing, use D (+) and B (–) to change it.
3. Press A to exit the setting screen.
Stopwatch
The stopwatch lets you measure elapsed time, split times,
Timekeeping Mode time
and two finishes.
(Hour : Minutes Seconds)
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.
Exiting the Stopwatch Mode while a split time is frozen
on the display clears the split time and returns to elapsed
time measurement.
The stopwatch measurement operation continues even if
Minutes
you exit the Stopwatch Mode.
Seconds
All of the operations in this section are performed in
the Stopwatch Mode, which you enter by pressing C
1/100 second
(page E-7).
Alarm
After you set (and turn on) the daily alarm, the alarm tone
Timekeeping Mode time
sounds when the alarm time is reached. You can also
(Hour : Minutes Seconds)
turn on an Hourly Time Signal that causes the watch to
Alarm on indicator
beep for about one second every hour on the hour.
All of the operations in this section are performed in the
Alarm Mode, which you enter by pressing C (page E-7).
Alarm time
(Hour : Minutes)
Hourly time signal on
indicator
To test the alarm
In the Alarm Mode, hold down D to sound the alarm.
To turn the daily alarm and the Hourly Time Signal on and off
In the Alarm Mode, press D to cycle through the settings shown below.
Alarm On Indicator / Hourly Time Signal On Indicator
D
D
Alarm Off
Alarm On
Signal Off
Signal Off
The alarm on indicator and the Hourly Time Signal on indicator are shown on the
display in all modes while these functions are turned on.
Note
This watch is capable of displaying text for the day of the week in any one of
nine different languages (English, Spanish, French, Portuguese, German, Italian,
Chinese, Russian, and Japanese).
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D
D
Alarm Off
Alarm On
Signal On
Signal On
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