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USER'S GUIDE 2581/2671
Viewing the Last Reception Date and Time
In the
T i mekeeping Mode:
Press the B B B B B button.
This displays the date and time that signal reception was
complete and the current time and date were adjusted.
The month and day screen and hour and minute screen alternate
at two-second intervals.
To return to the timekeeping screen, press the B button again.
The display also returns to the normal timekeeping screen
automatically if you do not perform any operation for about one or
two minutes.
Home Time
(24-hour format)
2-second
interval
Reception date and time
Important!
The calibration signals received by this watch include two data
groups: an hour-minute-second group and a year-month-day group.
The
icon will remain on the display only if the hour-minute-
second group and year-month-day group are both received. It will
not remain on the display if only the hour-minute-second group is
received.
Hour-minute-second group and year-
month-day group received
displayed
Hour-minute-second group only received
not displayed
T i mekeeping
If only the hour-minute-second group is received, the
Mode date at the time of reception is recorded as the last reception
date.
3.
Select the transmitter selection mode you want.
Use C C C C C and A A A A A cycle
through the settings until
the one you want is
displayed.
(Back)
(Forward)
* A/T
With this setting, the watch automatically selects either the
Mt. Otakadoya signal (40kHz) or the Mt. Hagane signal
(60kHz), whichever is strongest.
* The frequency first used by the watch is the one that was
last successful.
* JPN 40
With this setting, the watch always receives the Mt.
Otakadoya signal (40kHz).
* JPN 60
With this setting, the watch always receives the Mt. Hagane
signal (60kHz).
4.
Exit the setting screen.
Press the B B B B B button 10 times.
This exits the setting screen can causes "
" to appear
. T o return to the timekeeping screen, press the
on the display
C button once (or the A button six times).
The display also will return to the normal timekeeping screen
automatically if you do not perform any operation for about
two or three minutes.
Turning Auto Reception On and Off
1.
Display the setting screen.
In the
T i mekeeping Mode:
Use the A A A A A button to
display the "
"
indicator, and then press
the B B B B B button.
This causes the current setting
(On or OF) to appear on the
.
display
2.
Turn auto reception on or off.
Press C C C C C or A A A A A to toggle
the auto reception setting
on (On) and off (OF).
g
To
gle
Calibration Signal Reception
Precautions
Auto reception can be performed while the watch is in the
Timekeeping Mode or W
T i me Mode only
.
orld
Operating any button while auto reception is in progress will cause
the watch to beep and then exit the receive operation.
Make sure you are within the range of the calibration signal
transmitter before performing the receive operation. Remember
that geographic contours, nearby buildings, the season, and the
time of day can make reception impossible even when you are
.
within range of the transmitter
Proper reception may be impossible if there is something blocking
the signal. If reception is unsuccessful, try again.
This watch is designed to adjust its current time setting in
accordance with the calibration signals transmitted in Japan and
. Note that you will need to make your own
the United States only
adjustments when using this watch outside of Japan or the United
States, or in any area that is outside the range of one of the
receivable time calibration signal transmitters.
When the watch is unable to adjust its time signal using the
calibration signal for some reason, timekeeping accuracy is within
±15 seconds per month.
.
Strong electrostatic charge can cause timekeeping error
Signal reception is cancelled if an alarm starts to sound while it is
being performed.
Attempting
s calendar shows dates up to the year 2039.
The watch'
a receive operation after that causes an error
.
The following explanation covers the radio-controlled timekeeping function only.
For other functions, go to the download page for Module 2578,
which is the export model that has the same functions, except for radio-controlled timekeeping.
3.
Exit the setting screen.
Press the B B B B B button 11 times.
This exits the setting screen can causes "
. T o return to the timekeeping screen, press the
on the display
C button once (or the A button six times).
The display also will return to the normal timekeeping screen
automatically if you do not perform any operation for about
two or three minutes.
g
To
gle
Troubleshooting
Cannot perform manual reception.
Possible Cause:
The watch is not in the
T i mekeeping
Mode or W
orld
T i m e Mode.
The Home City is set to a city other than
TYO (T okyo),
(Chicago), DEN (Denver), or LAX (Los
Angeles).
Corrective Measures:
Perform manual reception while a time
T i m ekeeping
screen is on the display in the
Mode or W
T i m e Mode only
orld
.
Change Home City
T o
ork),
(New Y
CHI (Chicago), DEN
(Denver), or LAX (Los Angeles).
The
icon is not displayed even though auto reception is
turned on.
Possible Cause:
A single receive operation was not
successful.
Both the hour-minute-second group and
year-month-day group were not received.
The watch is not in the
T i mekeeping
Mode or W
orld
T i m e Mode when an auto
reception time is reached.
You performed manual reception, which
clears the
Corrective Measures:
Check to make sure the watch is in a
location where it can receive the signal.
Place the watch in a location where
reception conditions are good.
Make sure that the watch is in the
Timekeeping Mode or W
T i m e Mode
orld
during the auto reception times.
The
icon disappears from the display
whenever you change the current time
setting manually
.
Specifying the Transmitter
Selection Mode in Japan
When
T okyo (TYO) is selected as the Home City
, you can select
" to appear
either of two dif
ferent transmitters for reception.
okyo) for
TYO (T
The initial factory default settings of the watch are
A/T
, and
the Home City
(auto) for the transmitter selection mode.
1.
Display the setting screen.
In the
T i mekeeping Mode:
Use the A A A A A button to
display the "
indicator, and then press
the B B B B B button.
This causes the current auto
reception setting (On or OF) to
.
appear on the display
2.
Display the transmitter selection mode setting screen.
Press the B B B B B button.
Time setting is incorrect following signal reception.
Possible Cause:
Summer time is turned on or the wrong
Home City is selected.
Corrective Measures:
Turn of
indicator is not on the display
Configure the watch for the correct DST
setting and Home City setting.
NYC (New Y
o r k),
CHI
If you cannot receive the calibration signal or if the current time
setting is incorrect after signal reception, check the current setup
s factory default settings,
of the watch.
The following are the watch'
TYO (T okyo),
NYC
which are configured automatically whenever you have the battery
of the watch replaced.
Auto Receipt
Transmitter
Home City
Summer Time
icon from the display
.
"
f summer time so the DST
.
On
Auto Japan transmitter select
(40kHz/ 60kHz)
k y o
To
Auto (according to signal data)
2
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