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E-39
Important!
• The watch has memory that is shared for storage of up to 40 data records, including time and date
data. Note that recording new data when there are 40 data records in memory causes the oldest
record to be deleted automatically to make room for the new record. See “Viewing Recorded Data”
(page E-87).
To record the date and time
In the Timekeeping Mode, hold down
A
for at least two seconds.
• The watch will return to the Timekeeping Mode automatically after recording is complete.
E-38
Note
• For information about selecting a Home City and confi guring the DST setting, see “Confi guring
Ho
me City Settings” (page E-34).
• While 12-hour timekeeping is in use, P (p
.m.) is displayed from noon to midnight (11:59 p.m.) A
(a.m.) is displayed from midnight to noon (11:59 a.m.) These indicators are not displayed while 24-
hour timekeeping (displays times from 00:00 to 23:59) is being used.
• The watch’s built-in full automatic calendar makes allowances for different month lengths and leap
yea
rs. Once you set the date, there should be no reason to change it except after you have the
watch’s rechargeable battery replaced or after power drops to Level 5 (page E-15).
• The day of the week changes automatically when the date changes.
To switch between 12-hour and 24-hour timekeeping
1. In the Timekeeping Mode, pull out the crown.
2. Press
B
seven times.
• This causes the current timekeeping setting (12
H or
24H) to fl ash on the digital display.
3. Rotate the crown to select either 12-hour (
12H
) or 24-hour (
24H
) timekeeping.
4. After the setting is the way you want, push the crown back in.
Recording the Date and Time
You can record the current date and time (month, day, hour, minute, second) for later viewing.
E-37
3. Rotate the crown to change the minute setting.
4. Press
B
.
• This causes the hour digits to fl ash on the display.
5. Rotate the crown to change the hour setting.
6. Press
B
.
• This causes the year digits to fl ash on the display.
7. Rotate the crown to adjust the year setting.
8. Press
B
.
• This causes the current month setting to fl ash on the display.
9. Rotate the crown to adjust the month setting.
10. Press
B
.
• This causes the current day setting to fl ash on the display.
11. Rotate the crown to change the day setting.
• Pressing
B
wi
ll return to the hour and minute setting screen.
12. After the settings are the way you want, push the crown back in.
• This will cause timekeeping to start from 0 seconds.
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E-36
Confi guring Current Time and Date Settings Manually
You can confi gure current time and date settings manually when the watch is unable to receive a time
calibration signal.
To change the current time and date settings manually
1. In the Timekeeping Mode, pull out the crown.
• CITY w
ill appear on the display. After that, the currently selected
city code and city name (in English) will scroll on the display.
2. Press
C
.
• This causes the hour and minute digits to fl ash on the display.
• If you are using 12-hour timekeeping, an A (a
.m.) or P (p.m.)
indicator will also be displayed.
• This is the time setting mode.
• In the following steps, each press of
B
cy
cles between settings
as shown below.
Home City/DST
Hour, minute
MonthDay
Hour
Year
C
B
BB
B
B
E-35
• The Auto DST (AUTO) setting will be available only when a city code that supports time calibration
signal reception (page E-20) is selected as the Home City. While Auto DST is selected, the DST setting
will be changed automatically in accordance with time calibration signal data.
• Note that you cannot switch between standard time and daylight saving time (DST) while UTC is
se
lected as your Home City.
5. After the settings are the way you want, push the crown back in.
• Daylight Saving Time is turned on when the DST i
n
dicator is on the display.
Note
• After you specify a city code, the watch will use UTC* offsets in the World Time Mode to calculate
the current time for other time zones based on the current time in your Home City.
* Coordinated Universal Time is the world-wide scientifi c standard of timekeeping.
The reference point for UTC is Greenwich, England.
• Selecting some city codes automatically makes it possible for the watch to receive the time
ca
libration signal for the corresponding area. See page E-20 for details.
E-34
Confi guring Home City Settings
There are two Home City settings: actually selecting the Home City and selecting either standard time or
daylight saving time (DST).
To confi gure Home City and summer time settings
1. In the Timekeeping Mode, pull out the crown.
• CIT
Y w
ill appear on the display. After that, the currently selected
city code and city name (in English) will scroll on the display.
• For details about city codes, see the “City Code Table” at the back
of this
manual.
2. Rotate the crown to change the displayed city code and city name.
3. Press
B
to display the DST setting screen.
4. Rotate the crown away from you to cycle through the DST settings as
shown below.
Auto DST (
AUTO
) DST off (
OFF
) DST on (
ON
)
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E-33
Timekeeping
Use the Timekeeping Mode (
TIME
) to set and view the current time and date.
• Each press of
C
in the Timekeeping Mode will change screen contents as shown below.
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Today’s Moon age
CC
CC
Hour hand
Small hand
Second hand
Minute
hand
Day of week Month.Day
Month.Day
Barometric
Pressure Graph
Hour : Minutes Seconds
E-32
General Functions (All Modes)
• The functions and operations described in this section can be used in all of the modes.
Auto Return Features
• The watch automatically returns to the Timekeeping Mode from other modes if the crown is not pulled
out or if no button operation is performed for a preset amount of time.
Mode Name Approximate Elapsed Time
Digital Compass 1 minute
Data Recall, Tide/Moon Data, Sunrise/Sunset, Alarm, Receive 3 minutes
Altimeter 1 hour minimum
12 hours maximum
Barometer, Thermometer 1 hour
Depth Meter (Auto recording in progress) Approximately 60 minutes
Depth Meter (Except when auto recording in progress) Approximately 30 minutes
Initial Screens
• When you enter the Data Recall, Alarm, or World Time Mode, the data you were viewing when you last
exited the mode appears fi
rst.
Operation Guide 5477
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