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Operation Guide 3197
To change the Daylight Saving Time (summer time) setting
1. In the Timekeeping Mode, hold down A until the city
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.
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.
Stopwatch
The 1/100-second stopwatch can measure elapsed time
Remaining memory
and lap/split times. Stopwatch times are stored in memory.
Graphic Area
• The stopwatch measurement operation continues even
Hours
if you exit the Stopwatch Mode.
Seconds
Minutes
• 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.
Note
• See "How Stopwatch Data is Stored" for information
Timekeeping
about the type of data the watch stores in memory when
Mode time
you use the stopwatch.
• Use the Recall Mode to view data stored in memory.
Lap time
1/100 second
To measure times with the stopwatch
Lap/Split indicator
Elapsed Time
Lap time
D
➤
D
Start
Stop
Lap/Split Times
➤
A
D
Start
Lap/Split
Split time
Lap/Split indicator
Note
• Pressing A 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 swap the positions of the lap time and split time
(between the middle and bottom of the display) by pressing A while the stopwatch
is reset to all zeros. For more information, see "To position the lap time and split time
on the display".
To position the lap time and split time on the display
• You can swap the positions of the lap time and split time (between the middle and
bottom of the display) by pressing A while the stopwatch is reset to all zeros.
Remaining memory
Lap/Split indicator
Graphic Area
Lap/Split indicator
Press A.
➤
Split time
Lap time
• A graphic animation plays on the display while a stopwatch timing operation is being
performed. You can toggle the animation on and off by holding down A while the
stopwatch is reset to all zeros.
• Whenever the elapsed time exceeds 10 hours, the measurement changes from
1/100-second units to 1-second units.
Recall Mode
Use the Recall Mode to recall and delete records stored
Creation date
by the Stopwatch Mode.
(Month – Day)
• Stopwatch records are stored in "logs" that are created
automatically by the watch. See "Memory Management"
for more information.
• The title screen of the newest log appears first whenever
you enter the Recall Mode.
• Log numbers are automatically assigned in sequence,
starting from 01.
• All of the operations in this section are performed in the
Recall Mode, which you enter by pressing C.
Log number
Time measurement
To recall stopwatch records
In the Recall Mode, use A to scroll through the log title
was performed
screens, starting from the newest one, as shown below.
Log Title Screen
When the title screen of the log you want is displayed, use
D to cycle through the records contained in the log.
Lap/Split number
Log Title Screen
Press A.
Press D.
A
➤
D
➤
D
➤
Re-start
Stop
Clear
➤
A
➤
D
➤
A
Next Lap/
Stop
Clear
Split
More than 10 hours
Hours Minutes Seconds
Stopwatch Record
Best Lap Time
Screen
Screen
BEST indicator
Lap time
L
Split time
• The locations of the lap time and split time in the Stopwatch Record screen are
determined by the display format you last selected in the Stopwatch Mode.
• The BEST indicator identifies the record that contains the best lap time in the log.
• If a best lap time record is deleted automatically when the log becomes full, the
BEST indicator will not be transferred to the record with the next best lap time. See
"Memory Management" for more information about automatic deletion of records.
To delete a log
1. In the Recall Mode, display the title screen or one of the records of the log you want
to delete.
2. While holding down B, hold down D for about two seconds until the watch beeps.
• "CLR" will flash on the display for two seconds and then the watch will beep.
Release B and D at this time.
• You cannot delete the log of an ongoing elapsed time measurement operation.
To delete all logs
1. While holding down B, hold down D for about five seconds until the watch beeps
once and then a second time.
• "CLR" will flash on the display for two seconds and then the watch will beep once.
Keep B and D depressed and "ALL" will flash on the display for three seconds,
and then the watch will beep again. This indicates that all log data is cleared.
• You cannot delete logs while an elapsed timing operation is in progress.
Countdown Timer
Dual timers can be set with two different starting times.
Number of Repeats
The watch can be configured so the two timers alternate,
so when one reaches the end of its countdown, the other
timer starts. You can specify a "number of repeats" value,
which controls how many times the two-timer countdown
operation is performed (1 = once, 2 = twice, etc.). The
starting time of each timer can be set in five-second steps
up to 99 minutes, 55 seconds.
You can specify up to 10 repeats. The watch emits a short
Seconds
beep whenever either of the timers reaches the end of its
countdown during an ongoing timer operation. The watch
Minutes
Timer 1
emits a 5-second beep when the end of the final timer
operation (specified by the number of repeats) is reached.
Countdown End Beeper
The countdown end beeper lets you know when the countdown reaches zero. The
beeper stops after about 5 seconds or when you press any button.
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 screen.
• If the countdown start time is not displayed, use the
procedure under "To use the countdown timer" to
display it.
2. Press C to move the flashing in the sequence shown
below to select other settings.
Timer 1
Minutes
3. When the setting you want to change is flashing, use D and B to change it as
described below.
Setting
Screen
Use D (+) and B (–) to change the setting.
Minutes, Seconds
Use D (+) and B (–) to change the setting.
Number of Repeats
• To disable either timer, set 00'00" as its countdown start time.
4. Press A to exit the setting screen.
To use the countdown timer
Current repeat count
(Reset)
Current timer time
Current time
Press D while in the Countdown Timer Mode to start the countdown timer.
• The countdown is performed by alternating between Timer 1 and Timer 2. A short
beep is emitted to signal a changeover from one timer to the other.
• Pressing A while a countdown timer is stopped resets it to the start time specified
by you.
• Press D to pause a countdown. Press D again to resume.
• The watch emits a 5-second beep when the end of the final timer operation
(specified by the number of repeats) is reached.
• Even if you exit the Countdown Timer Mode, the countdown timer operation
continues and the watch beeps as required.
• 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.
Timer 1
Timer 2
Timer 2
Seconds
Minutes
Seconds
Number of Repeats
Button Operation
Preset number of repeats
Timer 1 or 2
(Start/Stop)
2
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