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Operation Guide 3455
General Functions (All Modes)
The functions and operations described in this section can be used in all modes.
Auto Return
If you do not perform any operation for about one or two minutes while configuring
settings (setting flashing on the display) in any mode, the watch will exit the setting
operation and return to normal display.
Scrolling
Use the C button in the setting mode to scroll through available settings. In most
cases, holding down C when scrolling will scroll at high speed.
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To set the time and date
1. In the Timekeeping Mode, hold down A until the seconds digits start to flash.
2. Press B to move the flashing in the sequence shown below to select the other
settings.
B
B
Seconds
Hour
B
Day of the week
B
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Note
Resetting the seconds to 00 while the current count is in the range of 30 to
59 causes the minutes to be increased by 1.
The watch's built-in full automatic calendar makes allowances for different month
lengths and leap years. Once you set the date, there should be no reason to
change it except after you have the watch's battery replaced.
To select 12-hour or 24-hour timekeeping
In the Timekeeping Mode, press C to toggle between the 12-hour timekeeping and
24-hour timekeeping formats.
The 24 indicator is displayed while the 24-hour format is selected, while the PM
indicator (P) is displayed while the 12-hour format is selected.
The P (PM) and 24 indicators are not displayed with the current (Timekeeping
Mode) time at the top of the Alarm Mode and Dual Time Mode screens.
The 12-hour/24-hour timekeeping format you select in the Timekeeping Mode is
applied in all other modes.
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To set an alarm time
1. Hold down A until the current alarm time hour digits
start to flash.
ALM appears on the display, indicating that alarm
setting is enabled.
2. Press B to move the flashing between the hour and
the minute digits.
The selected digits are those that are flashing.
3. Use C to change the hour and minute settings.
Alarm on indicator
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 mode.
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To stop the alarm
Press any button.
To test the alarm
In the Alarm Mode, hold down C to sound the alarm.
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B
Minute
Year
B
Day
Month
B
Timekeeping
Use the Timekeeping Mode to set and view the current time and date.
Day of week
PM indicator
3. When the timekeeping setting you want to change is flashing, perform the
operation described below.
Screen
To do this:
Reset the seconds to 00
Change the hour or minute
Change the year
Change the month or day
Change the day of the week
4. Press A to exit the setting mode.
Using the Alarm
When a daily alarm is turned on, an alarm tone will sound
Mode indicator
for about 10 seconds each day when the time in the
Timekeeping Mode reaches the preset alarm time.
Timekeeping Mode
You can also turn on an Hourly Time Signal, which will
time
(Hour : Minutes)
cause the watch to beep twice every hour on the hour.
The P (PM) and 24 indicators are not displayed with the
current (Timekeeping Mode) time at the top of the Alarm
Mode screen.
To enter the Alarm Mode
Use B to select the Alarm Mode as shown on page E-8.
Alarm time
(Hour : Minute)
To turn an alarm and the Hourly Time Signal on and off
In the Alarm Mode, press C to cycle through on and off
Alarm on indicator
settings as shown below.
Both on
C
Hourly time signal on
indicator
Hourly Time Signal
only
Using the Stopwatch
The stopwatch measures elapsed time, split times, and two finishes.
The measurement range of the stopwatch is 23 hours, 59 minutes, 59.99 seconds.
A stopwatch continues to run, restarting from zero after it reaches its limit, until
you stop it.
Mode indicator
Hour
Month-Day
Hour : Minute
Second
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Do this:
Press C.
Press C to increase or
advance the flashing setting.
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C
C
Both off
C
Daily alarm only
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1/100 Second
Minute
Second
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