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Operation Guide 5262

ENGLISH

Congratulations upon your selection of this CASIO watch.

This watch does not have a city code that corresponds to the UTC offset of –3.5 hours. Because of this, the radio-controlled atomic timekeeping function will not display the correct time for Newfoundland, Canada.

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-1

About This Manual

 

Things to check before using the watch

Button operations are indicated using the letters Athrough

Dshown in the illustration.

Hand Functions

z Hour Hand

x Second Hand

c Minute Hand

v Left Dial Hand:

Indicates the current day of the week and current mode. b 24-hour Hand:

Indicates the current 24-hour timekeeping hour.

The long end indicates the current hour between 18:00 and 6:00. The short end indicates the current hour between 6:00 and 18:00.

nRight Dial Hands: Indicate a time, in 24-hour format, depending on the current mode. m Day Indicator

This User’s Guide uses numbers shown above to identify watch hands and indicators.

1.Hold down Cat least two seconds to enter the Timekeeping Mode, and then observe the movement of the x Second Hand.

Is the x Second Hand moving smoothly at one-second intervals?

 

 

NO

 

 

YES

 

 

 

 

Is the x Second Hand moving at

The watch is charged sufficiently.

 

two-second intervals or is it stopped

For details about charging, see

 

completely?

“Charging the Watch” (page E-9).

 

 

YES

 

 

NEXT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Power is low. Charge the watch by placing

 

Go to step 2.

 

it in a location where it is exposed to light.

 

 

 

 

 

 

 

 

 

 

 

For details, see “Charging the Watch”

 

 

 

 

 

(page E-9).

 

 

 

 

 

 

 

 

 

 

 

E-2

E-3

 

 

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

Use the procedure under “To configure Home City settings” (page E-33) to configure your Home City and daylight saving time settings.

Important!

Proper time calibration signal reception and World Time settings depend on correct Home City, time, and date settings in the Timekeeping Mode. Make sure you configure these settings correctly.

3.Set the current time.

ξTo set the time using a time calibration signal

See “To get ready for a receive operation” (page E-22).

ξTo set the time manually

See “Configuring Current Time and Date Settings Manually” (page E-38).

The watch is now ready for use.

ξFor details about the watch’s radio controlled timekeeping feature, see “Radio Controlled Atomic Timekeeping” (page E-17).

E-4

E-5

 

 

Contents

E-2 About This Manual

E-3 Things to check before using the watch

E-9 Charging the Watch

E-16 To recover from the sleep state

E-17 Radio Controlled Atomic Timekeeping

E-22 To get ready for a receive operation

E-25 To perform manual receive

E-27 To check the result of the latest receive operation

E-29 Mode Reference Guide

E-30 To determine the watch’s current mode

E-30 To return to the Timekeeping Mode from any other mode

E-31 To select a mode

E-32 Timekeeping

E-6

E-33 Configuring Home City Settings

E-33 To configure Home City settings

E-36 To toggle the Home City time between standard time and daylight saving time

E-38 Configuring Current Time and Date Settings Manually

E-38 To change the current time setting manually

E-42 To change the current date setting manually

E-47 Using the Stopwatch

E-47 To perform elapsed time measurement

E-48 To perform an elapsed time operation

E-48 To pause at a split time

E-51 Checking the Current Time in a Different Time Zone

E-52 To view the time in another time zone

E-53 To specify standard time or daylight saving time (DST) for a city

E-55 To swap your Home City and World Time City

E-7

E-57 Using the Alarm

E-58 To change the alarm time setting

E-58 To turn the alarm on or off

E-58 To stop the alarm

E-59 Auto Correction of Hand Home Positions

E-60 To trigger auto correction of hand home positions

E-62 Adjusting Home Positions Manually

E-63 To adjust home positions manually

E-67 Troubleshooting

E-76 Specifications

Charging the Watch

The face of the watch is a solar panel that generates power from light. The generated power charges a built-in rechargeable battery, which powers watch operations. The watch charges whenever it is exposed to light.

Charging Guide

Whenever you are not

 

When wearing the watch,

wearing the watch, be sure

 

make sure that its face is

 

to leave it in a location

 

not blocked from light by the

where it is exposed to light.

 

sleeve of your clothing.

ξ Best charging

 

ξ The watch may enter a

performance is achieved

 

sleep state (page E-15) if

by exposing the watch to

 

its face is blocked by your

light that is as strong as

 

sleeve even only partially.

possible.

 

 

E-8

E-9