Cal. No. F990
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Receiving time information
About automatic time reception
The watch starts time reception automatically when the conditions belows are fulfilled:
- The watch has not received satellite signals for 6 days or more.
- The watch dial is being exposed to strong direct sunlight for 20 seconds or more.
- The crown is in position 0 and the mode is [TME] or [UTC].
- The time of the home time is between 6:00AM and 6:00PM.
- The second hand does not move in two-second interval.
To cease to use automatic time reception
Set the mode to any other than [TME] or [UTC] and use the watch.
About automatic time reception
Automatic time reception may be delayed in the following cases:
- The second hand started to move once every two seconds (insufficient charge warning) after the last time reception.
Automatic time reception is executed 6 days or more after the insufficient charge warning stopped by charging the watch. - Time zone setting of the home time was changed.
Automatic time reception is executed 6 days or more after the moment of the changing of the setting.