Features

How to use


F990

Receiving time information

Leap second reception (time required: about 36 seconds - 13 minutes)

This is reception for adjusting the leap second setting.

!

You can also execute leap second setting manually.

  1. Pull the crown out to position 1.
  2. The second hand points to 30 seconds and stops.

  3. Rotate the crown to set [TME] or [UTC] on the mode indication to the ◀ marker.
  4. !

    Set the mode name you want horizontal.

  5. Push the crown in to position 0.
  6. !

    Proceed to the next step after mode-changing movement stopped.

  7. Press and hold the lower right button A for 7 seconds or more.
  8. !

    Release the button after the second hand points “RX-TME” and turns fully around to point “RX-TME” again.

    Reception starts.


After finishing the reception, the second hand indicates the reception result and returns to indicate the second.

!

To cancel the reception, press and hold any button until the second hand returns to indicate the second.

!

The time of the local time is also corrected automatically following its time zone setting.

When the time or calendar is still incorrect even after reception

Check the settings of world time and summer time.

!

Summer time information is not contained in the satellite signal.

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Receiving time information Executing time reception About automatic time reception

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About automatic time reception