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Operation Guide 4312/4313
6
■ To configure Home City settings
1. In the Timekeeping Mode
hold down the
AA
AA
A button
for about two seconds
until the transmitter
selection mode setting
flashes on the display.
• The currently selected city
code will be flashing on the
display.
2. Use the
DD
DD
D (Eastward)
and
BB
BB
B (Westward)
buttons to scroll through
the city codes until the
one you want to use as
your Home City is
displayed.
• D scrolls eastward, while
B scrolls westward.
• See “World Time City
Code List”.
• Holding down either button
changes the setting at high
speed.
You can use the following procedure to set the current time and
date of the Home City that you have selected in the Timekeeping
Mode.
• Always use the Timekeeping Mode to set and adjust the current
time and date settings.
If you are planning to adjust both the digital and analog
settings manually, be sure to adjust the digital setting first.
Configuring Home
Time Settings
City Code
TYO = Tokyo
(Westward)
(Eastward)
• AUTO
This setting enables the auto summer time setting, which
turns summer time on or off in accordance with the received
time calibration signal.
• This setting uses Japan summer time data when TYO or
HKG is selected as the Home City, and U.S. summer time
data when YVR, LAX, YEA, DEN, MEX, YWG, CHI, MIA,
YTO, NYC, YHZ, or YYT is selected as the Home City.
• Note that “AUTO” can be selected only when TYO, HKG,
YVR, LAX, YEA, DEN, MEX, YWG, CHI, MIA, YTO, NYC,
YHZ, or YYT is selected as the Home City.
• OFF
This setting turns off summer time, and displays the current
time normally.
• ON
This setting turns on summer time.
• Selecting this setting displays the DST indicator, and
advances the current time setting by one hour.
3. Press the
CC
CC
C button to
display the summer time
setting.
4. Press the
DD
DD
D button to
cycle through the summer
time settings until the one
you want is displayed.
DST indicator
6. While the 12/24-hour
setting is selected, press
the
DD
DD
D button to toggle
the timekeeping format
between 12-hour (“12H”
indicator) and 24-hour
(“24H” indicator).
7. While the seconds are
selected, press the
DD
DD
D
button to reset them to 00
in accordance with the
time signal on the radio,
TV, etc.
• Pressing the D button while
the seconds count is in the
range of 30 to 59 resets it to
00 and also adds 1 to the
minutes. Pressing the D
button in the range of 00 to
29 resets the seconds count
without changing the
minutes.
• While the seconds are
flashing, you can also press
the B button to change the
illumination duration. See
“To specify the illumination
duration” for more
information.
5. Use the
CC
CC
C button to
move the flashing to the
setting you want to
change.
• Use the C button to cycle
through the time and date
settings shown below. Each
press of C causes the
applicable setting to flash.
Summer TimeHome City
12/24-hour
Timekeeping
HourMinuteMonth Year
Day
Seconds
12/24-hour
Timekeeping
Resets to 00.
9. When all of the settings are the way you want, press the
AA
AA
A button to exit the setting screen.
• The display also will exit the setting screen automatically if you
do not perform any operation for about two or three minutes.
Digital-Analog Synchronization
The watch automatically adjusts its analog setting to match the
current digital time setting.
• When adjusting the analog time, the watch always moves the
hands forward (clockwise direction).
• Depending on how many hours different the digital and analog
time settings are, it may take some time for the analog hand
setting procedure to be finished.
8. While the Hour, Minutes,
Year, Month, or Day
setting is flashing, use
the
DD
DD
D (+) and
BB
BB
B (–)
buttons to change the
setting.
• Holding the D button or B
button scrolls the applicable
setting at high speed.
Repeat the above steps as many times as necessary to
select each setting and change it as required.
• When setting the hour, make sure you specify AM (no indicator) or
PM (P) correctly when using 12-hour timekeeping, or that you
specify the correct 24-hour time.
• You can set the year within the range of 2000 to 2099. The day of
the week is set automatically in accordance with the date you set.
• The watch makes adjustments for leap years and month lengths
automatically.
Hour, Minutes