Casio 2441 Owner's Manual
USER’S GUIDE 2441
General Guide
• Press C to change from mode to mode.
• In any mode, press L to illuminate the display.
Timekeeping Mode World Time Mode e-DATA MEMORY Mode Alarm Mode Stopwatch Mode
Press .
Timekeeping
Day of week
PM indicator
Month – Day
Hour : Minutes Seconds
Seconds
Day Month
3. When the setting you want to change is flashing, use D and B to change it
as described below.
To change this setting
Seconds
DST
12/24-Hour Format
City Code, Hour, Minutes, Year,
Month, Day
City code
• The 12-hour/24-hour timekeeping format you select in the Timekeeping Mode
is applied in all modes.
• The day of the week is automatically displayed in accordance with the date
(year, month, and day) settings.
To switch between the Time–Date screen and the Time–World Map screen
Each press of D in the Timekeeping Mode toggles the display between the
Time–Date screen and the Time–World Map screen.
Time – Date Time – World Map
• The time zone that includes your Home City code flashes on the world map.
• Note that the shapes of the time zones that appear on the watch’s world map
are approximate and may be somewhat different from actual time zones,
which are sometimes irregularly shaped (not straight lines).
• The area on the world map where it is daytime is black on white. Nighttime is
indicated in red on blue.
Use the Timekeeping Mode to set and view the
current time and date. You can also select the
Timekeeping Mode display format (world map or time
and date) and display color pattern you want to use.
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 city code for your Home City (the
city where you normally use the watch).
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. Use C and L to move the flashing in the
sequence shown below to select other settings.
Press . Press .
City Code
• Pressing D while the seconds are in the range
• The City Code setting screen displays a world
• For full information on city codes, see the “City
• See “Daylight Saving Time (DST)” on page for
4.Press A to exit the setting screen.
DST
Year
Perform this button operation
Press D to reset to .
Press D to toggle between Daylight Saving Time (ON)
and standard time (OFF).
Press D to toggle between 12-hour (12H) and 24-hour
(24H) timekeeping.
Use D (+) and B (–) to change the setting.
of 30 to 59 resets them to and adds 1 to the
minutes. In the range of 00 to 29, the minutes are
unchanged.
map with the time zone of the currently selected
city code flashing.
Hour
12/24-Hour
Format
Code Table” at the back of this manual.
details about DST setting.
Press D.
Home City zone
(flashing)
World Map
Minutes
Color Pattern Setting
You can select one of four different color patterns for the Timekeeping Mode
display.
To change the color pattern setting
In the Timekeeping Mode, each press of B cycles through available display
color patterns in the sequence shown below.
Black on white
Black on white
• For the Time–Date screen, the middle part of the display is always blue on
white.
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
Red on blue
Black on white
1.In the Timekeeping Mode, hold down A until the
seconds start to flash, which indicates the setting
screen.
2.Press C twice to display the DST setting screen.
3.Press D to toggle between Daylight Saving Time
(ON displayed) and standard time (OFF displayed).
• Note that you cannot switch between standard
time and Daylight Saving Time while is
selected as the city code.
4.Press A to exit the setting screen.
• The DST indicator appears on the display to
indicate that Daylight Saving Time is turned on.
Black on white
Red on blue
Red on blue
Red on blue
World Time
World Time shows the current time in 27 cities (29
World map
City code
Current time in the zone
of the selected city code
To view the time in another city code
In the World Time Mode, press D to scroll through city codes (time zones) to
the east or B to scroll to the west.
• For full information about city codes, see the “City Code Table” at the back of
this manual.
• 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.
• The city code that is currently selected as your Home City code is displayed
as red on blue.
To toggle a city code time between standard time and Daylight Saving Time
time zones) around the world.
• The area on the world map where it is daytime is
black on white. Nighttime is indicated in red on blue.
Note that the daytime and nighttime areas indicated
on the world map are in accordance with the
Timekeeping Mode month and time.
• The time zone that corresponds to the selected city
code flashes on the world map.
• All of the operations in this section are performed in
the World Time Mode, which you enter by pressing
C.
1.In the World Time Mode, use B and 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 two seconds to toggle
Daylight Saving Time (DST displayed) and
standard time (DST 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 is selected
as the city code.
1
USER’S GUIDE 2441
e-DATA MEMORY
You can use the watch’s e-DATA MEMORY to store
Tex t
e-mail addresses, Web page URLs, and other text
data. You can store up to 20 records (data items),
and even use a password to limit access to e-DATA
MEMORY contents.
• You can input alphabetic lower-case and uppercase characters, symbols, and numbers for an eDATA MEMORY record.
• You can input up to 20 characters for the text of
each record.
• Records are stored in memory in the sequence
Record number
(Page number)
To create a new e-DATA MEMORY record
New Data Screen
2. Hold down A until the flashing cursor ( ) appears on the display, which
indicates the setting screen.
3. Use D and B to change the character at the cursor position. The character
changes in the sequence shown below.
(space)
• See the “Character List” at the back of this manual for information about
the characters you can input.
4. When the character you want is at the cursor position, press C to move the
cursor to the right.
• You can move the cursor to the left by pressing L.
5. Repeat steps 3 and 4 until the text is complete.
6. Press A to store your data and return to the e-DATA MEMORY record
screen (without the cursor).
• When the text has more than four characters, it scrolls from right to left on the
display.
To recall e-DATA MEMORY records
In the e-DATA MEMORY Mode, press D to scroll forward through e-DATA
MEMORY records.
• Pressing D while the last record in memory is on the display changes to the
new data screen. Pressing D again displays the first record.
To edit an e-DATA MEMORY record
1. In the e-DATA MEMORY Mode, display the record you want to edit.
2. Hold down A until the flashing cursor appears on the display.
3. Use C and L to move the flashing to the character you want to change.
• Use C to move the cursor to the right, and L to move it to the left.
4. Use D and B to change the character.
5. After making the changes you want, press A to store them and return to the
e-DATA MEMORY record screen.
To delete an e-DATA MEMORY record
1. In the e-DATA MEMORY Mode, display the record you want to delete.
2. Hold down A until the flashing cursor appears on the display.
3. Press B and D at the same time to delete the record.
• The message appears to indicate that the record is being deleted.
After the record is deleted, the cursor appears on the display, ready for
input.
4. Input data or press A to return to the e-DATA MEMORY record screen.
Using a Password to Protect e-DATA MEMORY Data
You can register a 4-digit password to keep e-DATA MEMORY data secure.
Important!
Use a 4-digit password that is easy for you to remember, but difficult for others
to decipher. If you forget the password, you will have to have your watch
initialized (which deletes all data in memory) in order to access the e-DATA
MEMORY again. To have the watch initialized, contact the store or dealer
where you purchased it, and ask to have the AC operation performed.
they are created.
• All of the operations in this section are performed in
the e-DATA MEMORY Mode, which you enter by
pressing C.
1. In the e-DATA MEMORY Mode, press B and D at
the same time to display the new data screen.
• You do not have to perform the above step if the
new data screen is already on the display.
• The new data screen is the one that is blank
(contains no text).
• Take care that you press B and D at the same
time. Accidentally pressing B alone changes to
the new password setting screen ( ) or the
old password input screen ( ). If this
happens, press B again to exit the password
screen, and then carefully press B and D at the
same time.
• If the message appears on the display, it
means that memory is full. To store another
record, you will first have to delete some of the
records stored in memory.
Press . Press .
0 to
(number)
to
(lower-case)
(symbol)
to
(upper-case)
to
To register a new password
Black on white
• After you register a password, the e-DATA MEMORY record screen appears
with displayed at the top in red on blue. The red on blue coloring
indicates that e-DATA MEMORY is protected by a password.
• After registering a password, you can input, recall, edit and delete data, if you
want. After you exit the e-DATA MEMORY Mode, you will have to input the
password every time you want to enter it again.
To input the password
Red on blue
To change the password
1. While a record screen or password input screen is on the display in the e-
DATA MEMORY Mode, press B.
• This displays xxxx for input of the current password.
2. Input the current password.
• Press D to scroll through numbers at each digit.
• Press C to advance to the next digit.
3. After the password is the way you want, press C.
• If the password you input matches the current password xxxx
appears for input of the new password.
• The password input screen appears if the passwords do not match.
4. Input the new password.
• Press D to scroll through numbers at each digit.
• Press C to advance to the next digit.
5. After the new password is the way you want, press C to register it and
change to the e-DATA MEMORY record screen.
• While the or input screen is on the display, you can press B
to change to the password input screen.
To delete the password
1. While a record screen or password input screen is on the display in the e-
DATA MEMORY Mode, press B.
• This displays xxxx for input of the current password.
2. Input the current password.
• Press D to scroll through numbers at each digit.
• Press C to advance to the next digit.
3. After the password is the way you want, press C.
• If the password you input matches the current password, xxxx
appears for input of the new password.
• The password input screen appears if the passwords do not match.
4. While xxxx is on the display, hold down A. Keep A depressed
until first appears, and then the e-DATA MEMORY record screen
appears.
1.In the e-DATA MEMORY Mode, press B.
• This displays a screen that shows
xxxx, with the first hyphen flashing. This is the
new password setting screen.
2.Press D to scroll through numbers at the first digit.
3.When the first digit is the number you want, press
C to advance to the next digit.
4.Repeat steps 2 and 3 to input all four digits of the
password you want.
• Pressing B while inputting a new password
clears your input and returns to the e-DATA
MEMORY record screen.
5.After all four of the password digits are the way you
want, press C to register them.
1.Enter the e-DATA MEMORY Mode.
2.On the password input screen ( xxxx),
input the password.
• Press D to scroll through numbers at each digit.
• Press C to advance to the next digit.
3.After the password is the way you want, press C.
• The e-DATA MEMORY record screen appears if the
password you input matches the one you
registered.
• The password input screen reappears if the
passwords do not match.
Alarm
Alarm time
(Hour : Minutes)
Alarm number
(Page number)
To set an alarm time
You can set five independent Daily Alarms. When an
alarm is turned on, the alarm tone sounds when the
time is reached.
You can also turn on an Hourly Time Signal that
causes the watch to beep twice every hour on the
hour.
• The alarm screen is indicated by the indicator
in the upper display, while indicates the
Hourly Time Signal screen.
• The five alarms are identified by alarm numbers P-
1 through P-5.
• Alarm settings (and Hourly Time Signal settings)
are available in the Alarm Mode, which you enter by
pressing C.
1.In the Alar m Mode, use D and B to select the
alarm whose time you want to set.
Press . Press .
Alarm 1 Alarm 3Alarm 2
Time
Signal
2. After you select an alarm, hold down A until the hour setting of the alarm
time starts to flash, which indicates the setting screen.
• This operation automatically turns on the alarm.
3. Press C to move the flashing between the hour and minutes.
4. While a setting is flashing, use D (+) and B (–) to change it.
• When setting the alarm time using the 12-hour format, take care to set the
time correctly as a.m. (no indicator) or p.m. (P indicator).
5. Press A to exit the setting screen.
Alarm 4Alarm 5
2
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