Casio 3441 Operation Manual Download Page 2

Operation Guide 3440 3441

E-10

Demo Mode

In the Timekeeping Mode, holding down 

C

 for about three seconds will enter the 

demo mode. In the demo mode, the screen cycles through the normal timekeeping, 
stopwatch, and World Time screens in fi ve-second intervals. 

To exit the demo mode

Press any button. 

E-11

Timekeeping

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

PM indicator

Day of week

Hour : Minutes Seconds

Year – Month – Day

Read This Before You Set the Time and Date!

This watch is preset with a number of city codes, each of which represents the time 
zone where that city is located. When setting the time, it is important that you fi rst 
select the correct city code for your Home City (the city where you normally use the 
watch). If your location is not included in the preset city codes, select the preset city 
code that is in the same time zone as your location.

 Note that all of the times for the World Time Mode city codes (page E-30) are 

displayed in accordance with the time and date settings you confi gure in the 
Timekeeping Mode. 

E-12

To set the time and date

1. In the Timekeeping Mode, hold down 

A

 until the city 

code starts to fl ash, which indicates the setting screen.

2. Use 

D

 and 

B

 to select the city code you want.

 Make sure you select your Home City code before 

changing any other setting.

 For full information on city codes, see the “City 

Code Table” at the back of this manual.

3. Press 

C

 to move the fl ashing in the sequence shown below to select the other 

settings.

Seconds

12/24-Hour

Format

Hour

Minutes

DST

Month

Year

City Code

Day

Power Saving

Illumination

Duration

Button

Operation Tone

E-13

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

4. When the timekeeping setting you want to change is fl ashing, use 

D

 or 

B

 to 

change it as described below.

Screen:

To do this:

Do this:

Change the city code

Use

D

 (east) and 

B

(west).

Toggle between Daylight Saving Time (

)

and Standard Time (

)

Press

D

.

Toggle between 12-hour (

) and 24-hour 

(

) timekeeping

Press

D

.

Reset the seconds to 

Press

D

.

Change the hour and minutes

Use 

D

 (+) and 

B

 (–).

Change the year, month, or day

Use 

D

 (+) and 

B

 (–).

E-14

Screen:

To do this:

Do this:

 / 

Toggle the button operation tone between 

 (on) and 

 (off)

Press

D

.

Toggle the illumination duration between 
(approximately 1.5 seconds) and 
(approximately 3 seconds).

Press

D

.

Toggle between Power Saving on (

) and off 

(

)

Press

D

.

5. 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.

E-15

12-hour 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.

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.

E-16

To change the Daylight Saving Time (summer time) setting

1. In the Timekeeping Mode, hold down 

A

 until the city 

code starts to fl ash, which indicates the setting screen. 

2. Press 

C

 and the DST setting screen appears. 

3. Use 

D

 to cycle through the DST settings in the 

sequence shown below. 

'

4. When the setting you want is selected, press 

A

 to exit 

the setting screen. 

 The 

DST

 indicator appears to indicate that Daylight 

Saving Time is turned on. 

DST indicator

E-17

Stopwatch

The 1/100-second stopwatch can measure elapsed time 
and lap/split times. Stopwatch times are stored in memory.

 The stopwatch measurement operation continues even 

if you exit the Stopwatch Mode.

 Exiting the Stopwatch Mode while a lap/split time is 

frozen on the display clears the lap/split time and 
returns to elapsed time measurement.

 All of the operations in this section are performed in the  

Stopwatch Mode, which you enter by pressing 

&

 (page 

E-8).

Note

See page E-50 for information about the type of data 
the watch stores in memory when you use the 
stopwatch.

Use the Recall Mode (page E-22) to view data stored in 
memory.

Remaining memory

Split time

Lap time

E-18

To measure times with the stopwatch

Elapsed Time

D

B

D

B

B

Start

Stop

Resume

Stop

Reset

Lap/Split Times

D

D

D

B

B

Start

Lap/Split

Next Lap/
Split

Stop

Reset

Lap/Split indicator

Lap time

Lap/Split indicator

Split time

E-19

Note

Pressing

D

 to perform a lap/split time operation freezes the lap/split time at that 

point on the display for about eight seconds. After that, the display returns to 
normal stopwatch time measurement.

During a stopwatch time measurement operation, the current lap/split number is 
shown at the top of the display, and the lap time and split time are shown in the 
middle and at the bottom. You can change the positions of the lap time and split 
time by pressing 

A

 while a stopwatch operation is in progress or stopped. For 

details, refer to “To position the lap time and split time on the display” (page E-20).

Summary of Contents for 3441

Page 1: ...blank If the display of the watch is blank it means that the watch s Power Saving function has turned off the display to conserve power See Power Saving Function page E 53 for more information About This Manual The operational procedures for Modules 3440 and 3441 are identical All of the illustrations in this manual show Module 3440 Button operations are indicated using the letters shown in the il...

Page 2: ...ear month and day settings E 15 12 hour 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 hou...

Page 3: ...beep once Keep B and D depressed and ALL will flash on the display for three seconds and then the watch will beep again This indicates that all log data is cleared You cannot delete logs while an elapsed timing operation is in progress E 26 Countdown Timer Dual timers can be set with two different starting times The watch can be configured so the two timers alternate so when one reaches the end of i...

Page 4: ...tion turns on the alarm automatically 3 Press C to move the flashing between the hour and minute settings 4 While a setting is flashing use D and B to change it With the 12 hour format set the time correctly as a m or p m P indicator 5 Press A to exit the setting screen E 35 Alarm Operation The alarm tone sounds at the preset time for 10 seconds regardless of the mode the watch is in In the case of ...

Page 5: ...escribed below whenever charging its rechargeable battery Also note that allowing the watch to become very hot can cause its liquid crystal display to black out The appearance of the LCD should become normal again when the watch returns to a lower temperature Warning Leaving the watch in bright light to charge its rechargeable battery can cause it to become quite hot Take care when handling the wa...

Page 6: ...o exit the setting screen The Power Saving indicator is on the display in all modes while Power Saving is turned on On Off status E 55 Auto Return If you do not perform any operation for about two or three minutes while a setting screen with a flashing setting is on the display the watch will exit the setting screen automatically Scrolling The B and D are used in various modes and setting screens t...

Page 7: ... Rome BER Berlin STO Stockholm L 3 City Code City UTC Offset GMT Differential ATH Athens 2 CAI Cairo JRS Jerusalem MOW Moscow 3 JED Jeddah THR Tehran 3 5 DXB Dubai 4 KBL Kabul 4 5 KHI Karachi 5 DEL Delhi 5 5 KTM Kathmandu 5 75 DAC Dhaka 6 RGN Yangon 6 5 City Code City UTC Offset GMT Differential BKK Bangkok 7 SIN Singapore 8 HKG Hong Kong BJS Beijing TPE Taipei SEL Seoul 9 TYO Tokyo ADL Adelaide 9...

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