MO1104-EA

Operation Guide 3216 3223

Getting Acquainted

Congratulations upon your selection of this CASIO watch. To get the most out of your purchase, be sure to read this manual carefully.

Be sure to keep all user documentation handy for future reference.

Warning!

The measurement functions built into this watch are not intended for taking measurements that require professional or industrial precision. Values produced by this watch should be considered as reasonable representations only.

The Moon phase indicator and tide graph data that appear on the display of this watch are not intended for navigation purposes. Always use proper instruments and resources to obtain data for navigation purposes.

This watch is not an instrument for calculating low tide and high tide times. The tide graph of this watch is intended to provide a reasonable approximation of tidal movements only.

Note that CASIO COMPUTER CO., LTD. assumes no responsibility for any damage or loss suffered by you or any third party arising through the use of this product or its malfunction.

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The watch continues to operate, even when it is not exposed to light. Leaving the watch in the dark can cause the battery to run down, which will result in some watch functions to be disabled. If the battery goes dead, you will have to re-configure watch settings after recharging. To ensure normal watch operation, be sure to keep it exposed to light as much as possible.

Keep the watch exposed to bright light

 

 

Bright Light

 

 

The electricity generated by the solar cell of the watch is

 

 

 

 

stored by a rechargeable battery. Leaving or using the

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watch where it is not exposed to light causes the battery

 

 

Solar cell

 

 

 

 

to run down. Make sure the watch is exposed to light as

 

 

 

 

much as possible.

 

 

 

 

 

 

 

When you are not wearing the watch on your wrist,

 

 

 

 

 

 

 

position the face so it is pointed at a source of bright

 

 

 

 

 

 

 

light.

 

 

 

 

 

 

 

You should try to keep the watch outside of your sleeve

 

 

 

 

 

 

 

as much as possible. Charging is reduced significantly if

 

 

 

 

 

 

 

the face is covered only partially.

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The actual level at which some functions are disabled depends on the watch model.

Frequent display illumination can run down the battery quickly and require charging.

Be sure to read “Power Supply” (page E-41) for important information you

need to know when exposing the watch to bright light.

Battery charges in the light.

Solar cell

Bright Light

Electrical

(Converts light to

 

electrical power.)

 

energy

 

LEVEL 1

All

 

functions

 

LEVEL 2

 

enabled

LEVEL 3

Charge LEVEL 4

Battery discharges in the dark.

 

LEVEL 1

 

 

 

LEVEL 2

 

 

Dis-

LEVEL 3

 

Some or all

 

functions

charge

LEVEL 4

 

 

disabled

 

 

 

 

If the display of the watch is blank...

If the display of the watch is blank, it means that the watch’s Power Saving function has turned off the display to conserve power.

See “Power Saving Function” (page E-59) for more information.

Rechargeable battery

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About This Manual

Depending on the model of your watch, display text appears either as dark figures on a light background (Module 3216), or light figures on a dark background (Module 3223). All of the illustrations in this manual show Module 3216.

Button operations are indicated using the letters shown in the illustration.

Each section of this manual provides you with the information you need to perform operations in each mode. Further details and technical information can be found in the “Reference” section.

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Module 3216

 

 

Module 3223

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Procedure Lookup

The following is a handy reference list of all the operational procedures contained in this manual.

To set the time and date .......................................................................................

E-11

To change the Daylight Saving Time (summer time) setting ............................

E-15

To adjust the high tide time .................................................................................

E-20

To reverse the displayed Moon phase ................................................................

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To view the time in another city ...........................................................................

E-24

To toggle a city code time between Standard Time and

 

Daylight Saving Time ......................................................................................

E-25

To set an alarm time .............................................................................................

E-27

To test the alarm ...................................................................................................

E-28

To turn an alarm on and off ..................................................................................

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General Guide

Press C to change from mode to mode.

In any mode (except when a setting screen is on the display), press B to illuminate the display.

When you return to the Timekeeping Mode, the day of the week will be displayed after the name of the site you selected. See “Tide Site Name List” (page L-2) for more information about the site.

Timekeeping Mode

 

Tide/Moon Data Mode

 

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Press C.

 

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Contents

General Guide .........................................................................................................

E-8

Timekeeping ..........................................................................................................

E-10

Tide/Moon Data .....................................................................................................

E-16

World Time .............................................................................................................

E-23

Alarms ....................................................................................................................

E-26

Stopwatch ..............................................................................................................

E-31

Countdown Timer ..................................................................................................

E-33

Illumination ............................................................................................................

E-37

Power Supply ........................................................................................................

E-41

Tide Site Name ......................................................................................................

E-49

Reference ..............................................................................................................

E-52

Specifications .......................................................................................................

E-65

 

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To turn the Hourly Time Signal on and off ..........................................................

E-30

To measure times with the stopwatch ................................................................

E-32

To configure the countdown timer ......................................................................

E-34

To use the countdown timer ................................................................................

E-36

To illuminate the display manually ......................................................................

E-37

To specify the illumination duration ...................................................................

E-38

To turn the auto light switch on and off ..............................................................

E-40

To configure tide site settings .............................................................................

E-49

To turn the button operation tone on and off .....................................................

E-58

To recover from the sleep state ...........................................................................

E-60

To turn Power Saving on and off .........................................................................

E-60

 

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World Time Mode

 

Alarm Mode

 

 

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Countdown Timer Mode

 

Stopwatch Mode

 

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