Module No. 3521
General Guide
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Moon Graph
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Tide Graph
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Day of the week
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Hour, minute, second
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Month, day
A button
Holding down this button for at least two seconds in any mode displays the setting screen.
B button
Press to turn on illumination.
C button
Each press cycles between watch modes.
D button
Pressing this button while any setting screen is displayed will change the setting.