1
Operation Guide 3031
To measure times with the stopwatch
(Stopwatch Mode (ST1) and Stopwatch Mode (ST2))
Elapsed Time
Start
Stop
Re-start
Stop
Clear
Start
Split
(
displayed)
Split release
Stop
Clear
Start
Split
Stop
Split release
Clear
Split Time
Two Finishes
First runner finishes.
Display time of first
runner.
Second runner
finishes.
Display time of
second runner.
About Auto-Start (Stopwatch Mode (ST1))
With Auto-Start, the watch performs a 5-second countdown, and stopwatch operation
starts automatically when the countdown reaches zero.
During the final three seconds of the countdown, a beeper sounds with each second.
To use Auto-Start (ST1)
1. While the stopwatch screen is showing all zeros in the
Stopwatch Mode, press
B
.
•
This displays a 5-second countdown screen.
•
To return to the all zeros screen, press
B
again.
2. Press
D
to start the countdown.
•
When the countdown reaches zero, a tone sounds and
a stopwatch timing operation starts automatically.
•
Pressing
D
while the Auto-Start countdown is in
progress starts the stopwatch immediately.
Stopwatches
Your watch has two stopwatch modes:Stopwatch Mode
(ST1) and Stopwatch Mode (ST2). Both stopwatch modes
let you measure elapsed time, split times, and two
finishes. The Stopwatch Mode (ST1) includes Auto-Start.
•
A display range of the stopwatch is 999 hours,
59 minutes, 59.99 seconds.
•
A stopwatch continues to run, restarting from zero after
it reaches its limit, until you stop it.
•
A stopwatch measurement operation continues even if
you exit a Stopwatch Mode.
•
Exiting a 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 (ST1) or Stopwatch Mode (ST2),
which you enter by pressing
C
.
To toggle between 12-hour and 24-hour timekeeping
In the Timekeeping Mode, press
D
to toggle between 12-hour timekeeping 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.
•
The
P
indicator is not displayed when the current time is displayed in other modes.
MA0604-EA
About This Manual
•
Depending on the model of your watch, display text
appears either as dark figures on a light background or
light figures on a dark background. All sample displays
in this manual are shown using dark figures on a light
background.
•
Button operations are indicated using the letters shown
in the illustration.
•
Each section of this manual provides you with the
information you need to perform operations in each
mode. Further details and technical information can be
found in the “Reference” section.
Timekeeping Mode
World Time Mode
Alarm Mode
Countdown Timer Mode
Stopwatch Mode (ST1)
Stopwatch Mode (ST2)
Press .
General Guide
•
Press
C
to change from mode to mode.
•
In any mode, press
L
to illuminate the display.
To set the time and date
1. In the Timekeeping Mode, hold down
A
until the
seconds start to flash, which indicates the setting
screen.
2. Press
C
to move the flashing in the sequence shown
below to select other settings.
Seconds
Home Time Zone
Hour
Year
Minutes
Day
DST
Month
3. When the setting you want to change is flashing, use
D
and
B
to change it as
described below.
Home time zone
Timekeeping
Use the Timekeeping Mode to set and view the current
time and date.
Read This Before You Set the Time and Date !
The times displayed in the Timekeeping Mode and World
Time Mode are linked. Because of this, make sure you
select a Home Time zone before you set the time and
date.
Day of week
Month – Day
Hour : Minutes
PM indicator
Seconds
DST indicator
Screen
50
OFF
6-30
To do this:
Reset the seconds to
00
Toggle between Daylight Saving
Time (
ON
) and Standard Time (
OFF
)
Specify your Home Time zone
Change the hour or minutes
Change the year
Change the month or day
Do this:
Press
D
.
Press
D
.
Use
D
(eastward) and
B
(westward).
Use
D
(+) and
B
(–).
•
For details about time zones, see the “City Code Table” .
•
See “Daylight Saving Time (DST)” for details about DST setting.
4. 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.
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.
To toggle the Timekeeping Mode time between DST and Standard Time
1. In the Timekeeping Mode, hold down
A
until the
seconds start to flash, which indicates the setting
screen.
2. Press
C
to display the DST setting screen.
3. Press
D
to toggle between Daylight Saving Time
(
ON
displayed) and Standard Time (
OFF
displayed).
4. Press
A
to exit the setting screen.
•
The
DST
indicator appears on the display to indicate
that Daylight Saving Time is turned on.
1/100 second
Minutes
Seconds
Timekeeping Mode time
*
During stopwatch elapsed
time measurement,
shows the number of
hours elapsed.
