W510
Others
Automatic time reception does not work correctly.
Below may be possible causes. Try the following remedies in sequence.
| Cause | Remedies |
|---|---|
| Power reserve is not enough. (The second hand moves every two-second.) | Charge the watch. |
| The crown is not in position 0. | Push the crown in to position 0. |
| The dedicated app is not activated. | Start the dedicated app. |
| The flight mode of the watch is activated. | Deactivate the flight mode. |
| There is some obstacle between the watch and the smartphone./The distance between the watch and the smartphone is too large. | Confirm that the distance between the watch and smartphone is within 10 m (33 feet) and no obstruction of communication exists between them. |
If you cannot execute pairing even after trying things above, remove the pairing information (Eco-Drive Riiiver) on your smartphone and try pairing again.

Cal. No. W510
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