Casio 3178 User Manual download pdf (Page 1)

Operation Guide 3178

MA0905-EA

About This Manual

• Depending on the model of your watch, display text

appears either as dark figures on a light background or

light figures on a dark background. All sample displays

in this manual are shown using dark figures on a light

background.

• 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.

Timekeeping Mode World Time ModeAlarm ModeCountdown Timer ModeStopwatch Mode (ST1) Stopwatch Mode (ST2)

Press .

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.

To set the time and date

1. In the Timekeeping Mode, hold down A until the

seconds start to flash, which indicates the setting

screen.

2. Press C to move the flashing in the sequence shown

below to select other settings.

Seconds Home Time Zone

Hour

Year MinutesDay

DST

Month

3. When the setting you want to change is flashing, use D and B to change it as

described below.

Home time zone

Timekeeping

Use the Timekeeping Mode to set and view the current

time and date.

Read This Before You Set the Time and Date !

The times displayed in the Timekeeping Mode and World

Time Mode are linked. Because of this, make sure you

select a Home Time zone before you set the time and

date.

Day of week

Month – Day

Hour : Minutes

PM indicator

Seconds

DST indicator

Screen

To do this:

Reset the seconds to

Toggle between Daylight Saving

Time (

) and Standard Time (

OFF

)

Specify the UTC offset

Change the hour or minutes

Change the year

Change the month or day

Do this:

Press D.

Use D (+) and B (–).

• See “Daylight Saving Time (DST)” for details about DST setting.

• The UTC offset setting range is –12.0 to +14.0, in 0.5-hour units.

• When DST is turned on, the UTC offset setting range is –11.0 to +15.0, in

0.5-hour units.

4. Press A to exit the setting screen.

• The day of the week is displayed automatically in accordance with the date (year,

month, and day) settings.

Daylight Saving Time (DST)

Daylight Saving Time (summer time) advances the time setting by one hour from Standard

Time. Remember that not all countries or even local areas use Daylight Saving Time.

To toggle the Timekeeping Mode time between DST and Standard Time

1. In the Timekeeping Mode, hold down A until the

seconds start to flash, which indicates the setting

screen.

2. Press C to display the DST setting screen.

3. Press D to toggle between Daylight Saving Time

(

displayed) and Standard Time (

OFF

displayed).

4. Press A to exit the setting screen.

• The DST indicator appears on the display to indicate

that Daylight Saving Time is turned on.

1/100 second

Minutes

Seconds

Timekeeping Mode time

* During stopwatch elapsed

time measurement,

shows the number of

hours elapsed.

To toggle between 12-hour and 24-hour timekeeping

In the Timekeeping Mode, press D to toggle between 12-hour timekeeping and 24-

hour timekeeping.

• With the 12-hour format, the P (PM) indicator appears to the left of the hour digits for

times in the range of noon to 11:59 p.m. and no indicator appears to the left of the

hour digits for times in the range of midnight to 11:59 a.m.

• With the 24-hour format, times are displayed in the range of 0:00 to 23:59, without

any indicator.

• The 12-hour/24-hour timekeeping format you select in the Timekeeping Mode is

applied in all other modes.

• The P indicator is not displayed when the current time is displayed in other modes.

Stopwatches

Your watch has two stopwatch modes:Stopwatch Mode

(ST1) and Stopwatch Mode (ST2). Both stopwatch modes

let you measure elapsed time, split times, and two

finishes. The Stopwatch Mode (ST1) includes Auto-Start.

• A display range of the stopwatch is 999 hours,

59 minutes, 59.99 seconds.

• A stopwatch continues to run, restarting from zero after

it reaches its limit, until you stop it.

• A stopwatch measurement operation continues even if

you exit a Stopwatch Mode.

• Exiting a Stopwatch Mode while a split time is frozen on

the display clears the split time and returns to elapsed

time measurement.

• All of the operations in this section are performed in the

Stopwatch Mode (ST1) or Stopwatch Mode (ST2),

which you enter by pressing C.

To measure times with the stopwatch

(Stopwatch Mode (ST1) and Stopwatch Mode (ST2))

Elapsed Time

Start

Stop Re-start Stop Clear

Start

Split

( displayed)

Split release Stop Clear

Start

Split Stop Split release Clear

Split Time

Two Finishes

First runner finishes.

Display time of first

runner.

Second runner

finishes.

Display time of

second runner.

About Auto-Start (Stopwatch Mode (ST1))

With Auto-Start, the watch performs a 5-second countdown, and stopwatch operation

starts automatically when the countdown reaches zero.

During the final three seconds of the countdown, a beeper sounds with each second.

To use Auto-Start (ST1)

1. While the stopwatch screen is showing all zeros in the

Stopwatch Mode, press A.

• This displays a 5-second countdown screen.

• To return to the all zeros screen, press A again.

2. Press D to start the countdown.

• When the countdown reaches zero, a tone sounds and

a stopwatch timing operation starts automatically.

• Pressing D while the Auto-Start countdown is in

progress starts the stopwatch immediately.

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Summary of Contents

Page 1 - About This Manual

1Operation Guide 3178MA0905-EAAbout This Manual• Depending on the model of your watch, display textappears either as dark figures on a light backgroun

Page 2 - Countdown Timer

2Operation Guide 3178Seconds Hours Minutes Countdown TimerThe countdown timer can be set within a range of oneminute to 24 hours. An alarm sounds when

Page 3 - Reference

3Operation Guide 3178Current time and date in the zone of the selected city code City code World TimeWorld Time shows the current time in 48 cities (2

Page 4 - City Code Table

4Operation Guide 3178Auto light switch precautions• Avoid wearing the watch on the inside of your wrist. Doing so causes the auto lightswitch to opera