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Operation Guide 3278/3279

MO1202-EA

© 2012 CASIO COMPUTER CO., LTD.

E-1

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.

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.

E-2

Keep the watch exposed to bright light

The electricity generated by the solar panel of the watch is
stored by a rechargeable battery. Leaving or using the
watch where it is not exposed to light causes the battery
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.

ll

l

l

l

l

l

l

l

l

l

Bright Light

Solar panel

E-3

All
functions
enabled

LEVEL 1

LEVEL 2

LEVEL 3

LEVEL 4

Charge

Rechargeable battery

Bright Light

Electrical 
energy

Solar panel
(Converts light to 
electrical power.)

LEVEL 1

LEVEL 2

LEVEL 3

LEVEL 4

Some or all 
functions
disabled

Dis-

charge

Battery charges in the light.

Battery discharges in the dark.

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.

E-4

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

Be sure to read “Power Supply” (page E-59) for important information you
need to know when exposing the watch to bright light.

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-85) for more information.

E-5

About This  Manual

Depending on the model of your watch, display text appears either as dark figures
on a light background (Module 3278), or light figures on a dark background (Module
3279). All of the illustrations in this manual show Module 3278.

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.

Module 3278

Module 3279

E-6

Contents

General Guide ....................................................................................................... E-10
Radio-controlled Atomic Timekeeping ............................................................... E-12
Tide/Moon Data ..................................................................................................... E-34
World Time ............................................................................................................. E-41
Alarms .................................................................................................................... E-44
Stopwatch .............................................................................................................. E-49
Countdown Timer .................................................................................................. E-51
Illumination ............................................................................................................ E-55
Power Supply ........................................................................................................ E-59
Timekeeping .......................................................................................................... E-67
Tide Site Name ...................................................................................................... E-75
Reference .............................................................................................................. E-78
Specifications ....................................................................................................... E-93

E-7

Procedure Lookup

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

To specify your Home City ................................................................................... E-13

To perform manual receive .................................................................................. E-27

To turn auto receive on and off ........................................................................... E-29

To check the latest signal reception results ...................................................... E-30

To adjust the high tide time ................................................................................. E-38

To reverse the displayed Moon phase ................................................................ E-40

To view the time in another city ........................................................................... E-42

To toggle a city code time between Standard Time and

Daylight Saving Time ...................................................................................... E-43

E-8

To set an alarm time ............................................................................................. E-45

To test the alarm ................................................................................................... E-46

To turn an alarm on and off .................................................................................. E-47

To turn the Hourly Time Signal on and off .......................................................... E-48

To measure times with the stopwatch ................................................................ E-50

To configure the countdown timer ...................................................................... E-52

To use the countdown timer ................................................................................ E-54

To illuminate the display manually ...................................................................... E-55

To specify the illumination duration ................................................................... E-56

To turn the auto light switch on and off .............................................................. E-58

To set the time and date manually ...................................................................... E-68

E-9

To change the Daylight Saving Time (summer time) setting ............................ E-73

To configure tide site settings ............................................................................. E-75

To turn the button operation tone on and off ..................................................... E-84

To recover from the sleep state ........................................................................... E-86

To turn Power Saving on and off ......................................................................... E-86

Summary of Contents for 3278

Page 1: ...mal watch operation be sure to keep it exposed to light as much as possible E 4 The actual level at which some functions are disabled depends on the watch model Be sure to read Power Supply page E 59 for important information you need to know when exposing the watch to bright light If the display of the watch is blank If the display of the watch is blank it means that the watch s Power Saving func...

Page 2: ...y For information about the relationship between city codes and transmitters see page E 18 and Transmitters page E 88 See the maps under Approximate Reception Ranges page E 19 for information about the reception ranges of the watch E 15 You can disable time signal reception if you want See To turn auto receive on and off on page E 29 for more information Under factory default settings auto receive...

Page 3: ...s before or after the calibration times Doing so can interfere with correct calibration Remember that reception of the calibration signal depends on the current time in the Timekeeping Mode The receive operation will be performed whenever the display shows any one of the calibration times regardless of whether or not the displayed time actually is the correct time E 25 About the Signal Strength In...

Page 4: ...check your Timekeeping Mode settings and correct them if necessary See To configure tide site settings page E 75 for more information If you feel that the information shown by the Tide Graph is different from actual tide conditions you need to adjust the high tide time See Adjusting the High Tide Time page E 37 for more information Moon Data The moon phase and moon age information that appears fir...

Page 5: ...u enter by pressing C page E 11 Alarm number Alarm time Hour Minutes E 45 To set an alarm time 1 In the Alarm Mode press D to scroll through the alarm screens until the one whose time you want to set is displayed D D D D D D To set an alarm time display the applicable alarm screen AL1through AL4 or SNZ The snooze alarm operation repeats every five minutes 2 After you select an alarm hold down A un...

Page 6: ... you angle the watch towards your face The auto light switch must be turned on indicated by the auto light switch on indicator for it to operate See Illumination Precautions page E 91 for other important information about using illumination To illuminate the display manually In any mode except when a setting screen is on the display press L to turn on illumination The above operation turns on illu...

Page 7: ...leaving the watch in the areas described below whenever charging its rechargeable battery Also note that allowing the watch to become very hot can cause its liquid crystal display to black out The appearance of the LCD should become normal again when the watch returns to a lower temperature Warning Leaving the watch in bright light to charge its rechargeable battery can cause it to become quite ho...

Page 8: ...your current transmitter area DST will be turned off automatically DST indicator E 74 4 When the setting you want is selected press A twice to exit the setting screen The DST indicator appears to indicate that Daylight Saving Time is turned on Transmitter Japan China U S Europe U K Germany None Covered City Codes TPE SEL TYO HKG BJS HNL ANC YVR LAX YEA DEN MEX CHI NYC YHZ YYT LIS LON MAD PAR ROM B...

Page 9: ...ve the watch to a well lit area Press any button Angle the watch towards your face for reading page E 57 To turn Power Saving on and off 1 In the Timekeeping Mode hold down A until the city code starts to flash which indicates the setting screen 2 Press C 11 times until the Power Saving on off screen appears 3 Press D to toggle Power Saving on and off 4 Press A twice to exit the setting screen The...

Page 10: ...y 77 5 kHz Anthorn England Call Sign MSF Frequency 60 0 kHz Fort Collins Colorado the United States Call Sign WWVB Frequency 60 0 kHz Fukushima Japan Call Sign JJY Frequency 40 0 kHz Fukuoka Saga Japan Call Sign JJY Frequency 60 0 kHz Shangqiu City Henan Province China Call Sign BPC Frequency 68 5 kHz E 94 Tide Moon Data Moon phase indicator for specific date Tide level for specific date and time ...

Page 11: ...STRALIA AUSTRALIA AUSTRALIA AUSTRALIA AUSTRALIA AUSTRALIA GUAM NEW CALEDONIA FIJI ISLANDS NEW ZEALAND AMERICAN SAMOA U S A U S A U S A U S A L 6 Tide Site City Code Tide Site City Code ANC YVR LAX YEA DEN MEX CHI NYC NAWILIWILI KAUAI PAPEETE TAHITI USER USER SAN FRANCISCO MONTEREY PORT SAN LUIS SANTA BARBARA PORT HUENEME SANTA MONICA L A HARBOR NEWPORT BAY LA JOLLA ENSENADA MEX USER USER USER MANZ...

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