Casio 5457 User Manual

MA1504-EA

Operation Guide 5457

About This Manual

x Depending on the model of your watch, display text

appears either as dark ﬁ gures on a light background, or light ﬁ gures on a dark background. All sample displays in this manual are shown using dark ﬁ gures on a light background.

x Button operations are indicated using the letters shown

in the illustration.

x Note that the product illustrations in this manual are

intended for reference only, and so the actual product may appear somewhat different than depicted by an illustration.

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Contents

About This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-2

Things to check before using the watch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-3

Mode Reference Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-7

Timekeeping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-11

Conﬁ guring Home City Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-12

To conﬁ gure Home City settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-12

To change the Daylight Saving Time (summer time) setting . . . . . . . . . . . . . . E-14

Adjusting the Digital Time and Date Settings . . . . . . . . . . . . . . . . . . . . . . . . . E-15

To conﬁ gure the digital time and date settings . . . . . . . . . . . . . . . . . . . . . . . . E-15

Checking the Current Time in a Different Time Zone . . . . . . . . . . . . . . . . . . .E-19

To enter the World Time Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-19

To view the time in another time zone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-19

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Congratulations upon your selection of this CASIO watch.

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Things to check before using the watch

1. Check the Home City and the daylight saving time (DST) setting.

Use the procedure under “To conﬁ gure Home City settings” (page E-12) to conﬁ gure your Home City and daylight saving time settings.

Important!

x Proper World Time Mode data depend on correct Home City, time, and date

settings in the Timekeeping Mode. Make sure you configure these settings correctly.

2. Set the current time.

x See “Adjusting the Digital Time and Date Settings” (page E-15).

The watch is now ready for use.

E-3

To specify standard time or daylight saving time (DST) for a city . . . . . . . . . . . E-20

Countdown Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-21

To enter the Countdown Timer Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-21

To conﬁ gure the countdown timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-24

To perform a countdown timer operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-26

To stop the alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-26

Using the Stopwatch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-27

To enter the Stopwatch Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-27

To perform an elapsed time operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-28

To pause at a split time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-28

To measure two ﬁ nishes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-28

Using the Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-30

To enter the Alarm Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-31

To set an alarm time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-32

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ENGLISH

To test the alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-33

To turn an alarm and the Hourly Time Signal on and off . . . . . . . . . . . . . . . . . E-33

To stop the alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-33

Adjusting the Analog Hand Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-34

To adjust the analog time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-34

Illumination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-36

To turn on illumination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-36

To change the illumination duration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-37

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-38

Speciﬁ cations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-39

Operating Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-41

User Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-52

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Selecting a Mode

x Press C to cycle between the modes as shown below. x In any mode (except when a setting mode, with ﬂ ashing digits is on the display),

press B to illuminate the display.

Timekeeping Mode

E-8

World Time Mode Countdown Timer Mode

C C

Mode Reference Guide

Your watch has 6 “modes”. The mode you should select depends on what you want to do.

To do this: Enter this mode: See:

x View the current date in the Home City x Conﬁ gure Home City and daylight saving time (DST)

settings

x Conﬁ gure time and date settings

View the current time in one of 27 cities (29 time zones) around the globe

Use the countdown timer Countdown Timer Mode E-21 Use the stopwatch to measure elapsed time Stopwatch Mode E-27 Set an alarm time Alarm Mode E-30 Adjust the analog hands Hand Setting Mode E-34

Stopwatch Mode Alarm Mode

C C

Timekeeping Mode E-11

World Time Mode E-19

Hand Setting Mode

E-7

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Operation Guide 5457

General Functions (All Modes)

The functions and operations described in this section can be used in all of the modes.

Auto Return Features

If you leave a setting mode with ﬂ ashing digits on the display for two or three minutes without performing any operation, the watch exits the setting mode automatically.

Initial Screens

When you enter the World Time Mode or Alarm Mode, the data you were viewing when you last exited the mode appears ﬁ rst.

Scrolling

The B and D buttons are used on the setting mode to scroll through data on the display. In most cases, holding down these buttons during a scroll operation scrolls through the data at high speed.

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Conﬁ guring Home City Settings

There are two Home City settings: actually selecting the Home City, and selecting either standard time or daylight saving time (DST).

Seconds

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To change the Daylight Saving Time (summer time) setting

DST indicator

Note

x After conﬁ guring Home City and/or Daylight Saving Time

(summer time) settings, be sure to adjust the analog hands to match the digital settings.

x See “Adjusting the Analog Hand Setting” (page E-34).

To conﬁ gure Home City settings

1. In the Timekeeping Mode, hold down A for about two

seconds until the seconds start to ﬂ ash. This is the setting mode.

x The watch will exit the setting mode automatically if

you do not perform any operation for about two or three minutes.

1. In the Timekeeping Mode, hold down A for about

two seconds until the seconds start to ﬂ ash. This is the setting mode.

2. Press C to display the DST setting mode.

3. Press D to toggle between Daylight Saving Time (

and Standard Time (

4. After the setting is the way you want, press A to

return to the Timekeeping Mode.

x The DST indicator appears to indicate that Daylight

Saving Time is turned on.

Timekeeping

Minutes

Hour

Seconds

Day of week

City Code

Note

x After you specify a city code, the watch will use UTC* offsets in the World Time

Mode to calculate the current time for other time zones based on the current time in your Home City.

* Coordinated Universal Time, the world-wide scientiﬁ c standard of timekeeping.

The reference point for UTC is Greenwich, England.

Use the Timekeeping Mode to set and view the current time and date.

x Each press of D cycles the digital display contents as

shown below.

Day of the Week Month-Day Hour : Minutes

2. Press C twice to move the ﬂ ashing to the city code.

x For details about city codes, see the “City Code

Table” at the back of this manual.

3. Press D (East) and B (West) to select the city code

you want to use as your Home City.

x Keep pressing D or B until the city code you want

to select as your Home City appears on the display.

4. After the setting is the way you want, press A to

return to the Timekeeping Mode.

D D

PM indicator

E-11

E-13

Adjusting the Digital Time and Date Settings

Use the procedure below to adjust the digital time and date settings.

Note

x After adjusting the digital time and date setting, be sure to adjust the analog hands

)

so the settings match.

x See “Adjusting the Analog Hand Setting” (page E-34).

To conﬁ gure the digital time and date settings

Seconds

1. In the Timekeeping Mode, hold down A for about two

seconds until the seconds start to ﬂ ash. This is the setting mode.

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2. Press C to move the ﬂ ashing in the sequence shown below to select the other

settings.

Seconds

Illumination DurationCDayCMonthCYearC12/24-Hour Format

DST

Home City Code

Hour

Minutes

x The following steps explain how to conﬁ gure timekeeping settings only.

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Note

x For information about selecting a Home City and conﬁ guring the DST setting, see

“Conﬁ guring Home City Settings” (page E-12).

x While 12-hour format is selected for timekeeping, a P (PM) indicator will appear

for times from noon to 11:59 p.m. No indicator appears for times from midnight to 11:59 a.m. With 24-hour format, time is displayed from 0:00 to 23:59, without any P (PM) indicator.

x The watch’s built-in full automatic calendar makes allowances for different month

lengths and leap years. Once you set the date, there should be no reason to change it except after you have the watch’s battery replaced.

x The day of the week changes automatically when the date changes.

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3. When the timekeeping setting you want to change is ﬂ ashing, use D and/or B

to change it as described below.

Screen To do this: Do this:

Reset the seconds to 00

Toggle between Daylight Saving Time ( ) and Standard Time ( )

Change the city code

Change the hour or minute

Toggle between 12-hour (12H) and 24-hour (24H) timekeeping

Change the year, month, or day

Press D.

Use D (East) and B (West).

Use D (+) and B (–).

Press D.

Use D (+) and B (–).

4. Press A to exit the setting mode.

Checking the Current Time in a Different Time Zone

Current time in the currently selected World Time City

Currently selected World Time City

You can use the World Time Mode to view the current time in one of 29 time zones (27 cities) around the globe. The city that is currently selected in the World Time Mode is called the “World Time City”.

To enter the World Time Mode

Use C to select the World Time Mode as shown on page E-8.

To view the time in another time zone

In the World Time Mode, use D (East) to scroll through city codes.

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E-17

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