Module No. 3521

You can improve the accuracy of the displayed high tide by adjusting the high tide time in accordance with information available on the internet or in a newspaper.

1. Enter the Tide Graph/Moon Graph Mode.

Navigating Between Modes

2. Hold down (A) for at least two seconds. Release the button when the tide graph high tide time hour setting starts to flash.



3. Use (C) to select the setting item you want to change.

Each press of (C) cycles through setting items in the sequence shown below.



4. Configure the settings.

Specifying the high tide time

Use (B) and (D) to change the value.

Holding down (B) or (D) scrolls through settings at high speed.

Note

To return the high tide time setting to its initial factory default setting, press (B) and (D) at the same time.

For a location where there are two high tides per day, set the time of the first high tide. The watch will automatically calculate the time of the second high tide.

The high tide time you set here does not change even if you turn on daylight saving time in the Timekeeping Mode.

Specifying the lunar observation direction

Use the operation below to select “Northern Hemisphere Moon phase (Moon visible towards the south)” or “Southern Hemisphere Moon phase (Moon visible towards the north)”.

Use (D) and [] to change the direction.

[NS]: Moon visible towards the south

[NS]: Moon visible towards the north



5. Repeat steps 3 and 4 to perform high tide time calibration.

6. Press (A) to complete the setting operation.