Casio Operation Guide 3166 User Manual

Operation guide 3166

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Operation Guide 3166



Getting Acquainted

Thank you for purchasing this CASIO product. To ensure that it can provide you with

the years of service for which it is designed, be sure to read this manual carefully and

follow the instructions contained herein.

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.

Low Battery Warning


If you use the light or alarms a number of times during

a short period, a

R (recover) indicator will flash on the

display and the following operations become disabled as

the battery level recovers.

• Pedometer functions

• Alarm and hourly time signal

• Illumination

Normal operation should return after the battery level

recovers, but if the

R indicator appears frequently you

should have the watch’s battery replaced.

About This Manual

• 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


General Guide

• Use C to navigate between modes.

• Holding down C for about three seconds in any mode will return to the Timekeeping Mode.

• Pressing L in any mode will illuminate the display.











Setting the Time and Date




Use the following procedure to set the current time and

date after having the watch’s battery replaced, etc. World

Time Mode times will not be displayed correctly unless

you configure your Home Time settings (the time in the

city where you normally will use the watch) correctly.

• If you to use the watch in Japan, select TYO (Tokyo) as

your Home Time.

To set the time and date

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

seconds until the seconds digits start to flash. This is

the setting screen.













2. Use C to move the flashing to the time, date, or Home City setting as shown

above, and then use D (+) and B (−) to change the flashing setting.

• Holding down D or B will change the selected setting at high speed.


To do this:

Do this:


Reset to


Press D.

Summer Time (DST)

Toggle between standard time (

OFF) and

daylight saving time (


Press D.

Home City

Change the Home City setting (See the

“City Code Table”.)

Use D (east) and



Hour, Minute

Change the hour or minute setting

Use D (+) and B (–).

12/24-hour Timekeeping Toggle between 12-hour and 24-hour


Press D.

Year, Month, Day

Change the year, month, or day setting

Use D (+) and B (–).

3. After all of the settings are the way you want, press A twice to exit the setting


• The watch also will exit the setting screen automatically if you do not perform any

operation for about two or three minutes.

• When setting the hour, make sure you specify AM (no indicator) or PM (P) correctly,

or that you specify the correct 24-hour time.

• Resetting the seconds to 00 while the current count is in the range of 30 to 59

causes the minutes to be increased by 1. In the range of 00 to 29, the seconds are

reset to

00 without changing the minutes.

• Resetting the zero count to zero on an accurate time signal about once a month

helps to ensure accurate timekeeping.

• You can set a date in the range of January 1, 2000 to December 31, 2099.

• The day of the week is set automatically in accordance with the date you set.

• The watch makes adjustments for leap years and month lengths automatically.

• Summer time, or Daylight Saving Time (DST) as is it is called in some countries,

calls for setting clocks ahead one hour during the summer season. Note that the use

of summer time depends on the country and even the local area.


The Stopwatch Mode lets you measure elapsed time, and record lap/split times.

A sensor built into the watch counts your steps while a stopwatch elapsed time

operation is in progress. The watch uses this information to calculate the energy you

consume, the distance you cover, and your average pace in accordance with personal

information you pre-register.

For each elapsed time operation, the watch creates a record in memory to record the

date, lap/split times, distance covered, energy consumption, number of steps, and

other information.
• Minimum Measuring Unit: 1/100 second

• Maximum Measuring Time: 99:59'59.99''

• Lap/Split Count: 999
Elapsed Time Measurement

• Workout Time

• Distance Covered

• Energy Consumption

• Average Pace (*)

• Number of Steps
Workout Data (Maximum Cumulative Values)

• Laps/splits: 150

• Cumulative Distance: 999.9 km/621.1 miles

• Cumulative Energy Consumption: 23900.5kcal / 99999.9kJ

• Average Pace: 220 (*)

• Cumulative Number of Steps: 999999

• Cumulative Exercise Time: 9999 hours, 59 minutes

• Best Lap

* Average Pace

The average pace value shows your average number of steps per minute while

timing your run with the stopwatch.

When you take a lap reading, this value shows your average pace during that lap.

When you take a split reading, this value shows your average pace up to the current

split, starting from the start of your timed run.