background image

1

Operation Guide 3212

MA0910-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.

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 for about one second.

Timekeeping Mode

World Time Mode

Alarm Mode

Stopwatch Mode

Countdown Timer 

Mode

Press     .

Timekeeping

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

Each press of 

D

 in the Timekeeping Mode will toggle between the two screens

shown below.

Hour : Minutes 

Hour : Minutes 

PM indicator 

Seconds 

Seconds 

PM indicator 

Press     .

Day of week 

Day

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

DST

Hour

12/24-Hour Format

Year

Day

City Code

Month

Minutes

3. When the setting you want to change is flashing, use 

D

 and 

B

 to change it as

described below.

Screen

Do this:

Press 

D

.

Press 

D

.

Use 

D

 (east) and 

B

 (west).

Use 

D

 (+) and 

B

 (–).

Press 

D

.

Use 

D

 (+) and 

B

 (–).

To do this:

Reset the seconds to 

Toggle between Daylight Saving Time (

)

and Standard Time (

)

Change the city code

Change the hour or minutes

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

Change the year, month, or day

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

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.

4. Press 

A

 to exit the setting screen.

Resetting the seconds to 

 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 

 without changing the minutes.

The year can be set in the range of 2000 to 2099.

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.

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

(

) and Standard Time (

).

4. Press 

A

 to exit the setting screen.

The 

DST

 indicator is displayed on the Timekeeping

Mode screen while Daylight Saving Time is turned on.

On/Off status 

DST indicator 

World Time

World Time shows the current time in 48 cities (29 time
zones) around the world.

All of the operations in this section are performed in the
World Time Mode, which you enter by pressing 

C

.

To view the time for another city code

In the World Time Mode, press 

D

 to scroll eastwardly

through city codes.

For full information about city codes, see the “City Code
Table”.

If the current time shown for a city is wrong, check your
Timekeeping Mode time and Home City code settings
and make the necessary changes.

To toggle a city code time between Standard Time and Daylight Saving Time

1. In the World Time Mode, use 

D

 to display the city code

(time zone) whose Standard Time/Daylight Saving Time
setting you want to change.

2. Hold down 

A

 for about one second to toggle between

Daylight Saving Time (

DST

 indicator displayed) and

Standard Time (

DST

 indicator not displayed).

The 

DST

 indicator is on the display whenever you

display a city code for which Daylight Saving Time is
turned on.

Note that the DST/Standard Time setting affects only the
currently displayed city code. Other city codes are not
affected.

Note that you cannot switch between Standard Time
and Daylight Saving Time while UTC is selected as the
city code.

Current time in the zone 
of the selected city code  

City code 

DST indicator 

Reviews: