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3.
Press (C) 13 times.
This causes [On] or [OFF] to flash on the
display.
4.
Press (D) to toggle between on and off.
[On]: Auto Receive enabled.
[OFF]: Auto Receive disabled.
5.
Press (A) to complete the setting
operation.
Note
While the setting is being configured,
●
the watch will exit the setting operation
automatically after about two or three
minutes of non-operation.
Manual Time Calibration Signal
Receive
1.
Place the watch near a window or some
other location appropriate for time signal
reception.
2.
Enter the Timekeeping Mode.
Navigating Between Modes
l
3.
Hold down (D) for at least two seconds
until [RCVD] flashes.
This indicates that the receive operation
has started. After the receive operation is
complete, the watch's time and day
settings will be adjusted accordingly.
Receive level indicator
The level indicator shows the signal
●
level ([L1], [L2], [L3]) while a receive
operation is in progress.
Receive Level Indicator
l
Watch Operation Guide 3495
Note
The receive operation typically takes
●
anywhere from about three minutes to
about eight minutes. It can take as long
as 16 minutes.
Time calibration signal reception is
●
better at night than during the day.
A time calibration signal cannot be
●
received while the city selected as your
Home City is one that does not support
signal reception.
Receive Level Indicator
While a receive operation is in progress, its
current status is indicated on the display as
shown below. Use the level indicator to find a
location where signal reception is stable.
Unstable
Note
It takes about 10 seconds for time
●
signal reception conditions to stabilize.
Reception conditions are affected by
●
weather, the time of day, the
surrounding environment, etc.
Checking the Last Time Adjustment
Result
1.
Enter the Timekeeping Mode.
Navigating Between Modes
l
2.
Press (D).
This displays the date and time of the last
successful receive operation.
Receive level indicator
Stable
Receive month and day
Receive time
Note
Even if there was a successful receive
●
operation, [RCVD] will not be
displayed if you subsequently adjusted
the time and/or date setting manually.
Signal Reception Precautions
When the watch is unable to adjust its time
●
in accordance with a calibration signal for
some reason, average timekeeping
accuracy is within ±15 seconds per month.
Note that an internal decoding process the
●
watch performs after it receives a signal
may cause the time setting to be slightly off
(by less than one second).
Time calibration signal reception is not
●
possible under the conditions described
below.
While battery power is low
ー
In any mode besides the Timekeeping
ー
Mode or World Time Mode
When the watch is at Level 2 power
ー
saving
While a timer countdown operation is in
ー
progress
While the Home City area setting is one
ー
where time signal reception is not
possible
While the watch is outside the time signal
ー
reception range
When the receive operation is successful,
●
the time and/or day settings will be adjusted
automatically. Summer time will not be
applied correctly in the case described
below.
When the summer time start date and
ー
time, end date and time, or other rules are
changed by authorities
As of July 2020, China does not observe
●
summer time. If China starts to observe
summer time in the future, the time
displayed by the watch for China may not be
correct.
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