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Operation Guide 5607
E-29
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 countdown start time starts to flash, which
indicates the setting mode.
x If the countdown start time is not displayed, use the
procedure under “To perform a countdown timer
operation” (page E-30) to display it.
2. Press C to move the flashing in the sequence shown
below to select other settings.
Start Time (hours) Start Time (minutes)
C
E-28
Countdown Timer
The countdown timer can be set within a range of
one minute to 24hours. An alarm sounds when the
countdown reaches zero.
To enter the Countdown Timer Mode
Use C to select the Countdown Timer Mode as shown
on page E-9.
Hours
Seconds
Minutes
E-27
Note
x The Stopwatch Mode can indicate elapsed time up to 23hours, 59minutes,
59.99seconds.
x Once started, stopwatch timing continues until you press D to stop it, even if
you exit the Stopwatch Mode to another mode and even if timing reaches the
stopwatch limit defined above.
x Exiting the Stopwatch Mode while a split time is frozen on the display clears the
split time and returns to elapsed time measurement.
E-26
To perform an elapsed time operation
D
D D D A
Start Stop (Restart) (Stop) Reset
To pause at a split time
D
A A D A
Start Split
(SPL displayed)
Split release Stop Reset
To measure two finishes
D A D A A
Start Split
(SPL displayed)
First runner finishes.
Display time of first
runner.
Stop
Second runner
finishes.
Split release
Display time of
second runner.
Reset
E-25
Using the Stopwatch
The stopwatch measures elapsed time, split times, and two finishes.
To enter the Stopwatch Mode
Use C to select the Stopwatch Mode as shown on page
E-9.
Seconds
SplitHours
Minutes
1/100 Seconds
E-24
To stop the alarm
Press any button.
NOTE
x In the case of the snooze alarm, the alert operation is performed a total of seven
times, every five minutes, until you turn the alarm off.
x 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 snooze alarm setting screen
E-23
5. Press A to exit the setting mode.
To test the alarm
In the Alarm Mode, hold down D to sound the alarm.
To turn an alarm and the Hourly Time Signal on and off
In the Alarm Mode, use D to select an alarm or the
Hourly Time Signal.
x When the alarm you want or the Hourly Time Signal
is displayed, press A to toggle it between on (“On”
displayed) and off (“OFF” displayed).
x The alarm on indicator (when any alarm is on), snooze
alarm on indicator (when the snooze alarm is on), and
the Hourly Time Signal on indicator (when the Hourly
Time Signal is on) are shown on the display in all modes.
Snooze alarm on indicator
Hourly time signal on
indicator
E-22
To set an alarm time
1. In the Alarm Mode, use D to scroll through the alarm
screens until the one whose time you want to set is
displayed.
AL1 AL3 SNZAL2 AL4 SIG
DDDDD
D
2. Hold down A for at least two seconds until the alarm time starts to flash. This is
the setting mode.
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.
x 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. (PM indicator).
Alarm on indicator
E-21
Using the Alarm
When an alarm is turned on, the alarm tone will sound
when its alarm time is reached. One of the alarms is a
snooze alarm, while the other four are daily alarms. The
snooze alarm operation will repeat every five minutes,
up to seven times. You also can turn on an Hourly Time
Signal that causes the watch to beep twice every hour
on the hour.
To enter the Alarm Mode
Use C to select the Alarm Mode as shown on page
E-9.
x The snooze alarm screen is indicated by SNZ, while the
other alarm screens are numbered AL1 through AL4.
The Hourly Time Signal screen is indicated by SIG.
Alarm time
(Hour : Minutes)
Alarm number
E-20
To specify standard time or daylight saving time (DST) for a city
1. In the World Time Mode, use D (East) to display the
city code (time zone) whose Standard Time/Daylight
Saving Time setting you want to change.
2. Hold down A for at least two seconds.
x This toggles the city code you selected in step1
between Daylight Saving Time (DST indicator
displayed) and standard time (DST indicator not
displayed).
x You cannot use the World Time Mode to change the DST setting of the city
currently selected as your Home City in the Timekeeping Mode.
x Note that you cannot switch between standard time/daylight saving time (DST)
while UTC is selected as the World Time City.
x The standard time/daylight saving time (DST) setting affects only the currently
selected time zone. Other time zones are not affected.
DST indicator
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