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Place the watch.
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Reset the stopwatch and check the selected time zone.
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Continue to press and hold Button B for 3 seconds, and then release it when the small seconds hand moves to the 0-second position.
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Place the watch and wait for a few minutes (max. 12 minutes).
Place the watch where it can easily receive a radio signal.
To improve radio signal reception
Environments in which it is difficult to receive a radio signal
The watch cannot receive a radio signal outside the radio signal reception range. Radio signal reception range indication
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The antenna is embedded at the 9 o’clock position of the watch. Turning the antenna toward the outside of a window helps improve radio signal reception.
If the stopwatch hands are not reset to the 0-position, it is not possible to set the time zone (the small seconds hand does not stop).
How to Reset the Stopwatch
How to select the time zone (How to display the local time around the world)
Reception starts after the small seconds hand moves and stops at the 0-second position.
If the small seconds hand does not stop at the 0-second position, manual reception cannot be conducted. Re-attempt the operation from procedure 2.
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Button B
Press for 3 seconds
0-second position
When the seconds hand moves at the one-second interval, the reception is finished.
It takes time to receive a radio signal (max. 12 minutes).
The required time varies depending on the receiving state of a radio signal.
<Display until the reception is finished>
The small seconds hand indicates the reception level. (Updated every minute)
Reception level |
High : H |
Low : L |
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Display |
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Receiving state of a radio signal |
Easy to receive |
Difficult to receive |
In conjunction with the small seconds hand movement, the minute hand advances by one minute.
<If the reception has failed>
The small seconds hand points to “N” for the reception result.
Reception result : N
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After 5 seconds, the watch switches to the time display mode.
If reception has failed: The seconds hand points to N
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When the small seconds hand moves at one-second intervals, check that reception is successful.
When the reception is finished, check that the reception is successful.
How to display the reception results
During movement of the date, neither the button nor the crown can be operated.