Casio 3238 User manual

Operation Guide 3238
E-9
Alarms
You can set up to five independent multi-function alarms
with hour, minutes, month, and day. When an alarm is
turned on, the alarm tone sounds when the alarm time
is reached. One of the alarms can be configured as a
snooze alarm or a one-time alarm, while the other four are
one-time alarms.
You can also turn on an Hourly Time Signal that causes
the watch to beep twice every hour on the hour.
There are five alarms numberedx1through 5. You can
configure Alarm1as a snooze alarm or a one-time alarm.
Alarms 2through 5can be used as one-time alarms
only.
All of the operations in this section are performed in thex
Alarm Mode, which you enter by pressing C(page E-4).
Alarm number
Alarm time
(Hour : Minutes)
Alarm date
(Month – Day)
E-8
To toggle between 12-hour and 24-hour timekeeping
In the Timekeeping Mode, press Dto toggle between 12-hour timekeeping and
24-hour timekeeping.
With the 12-hour format, thexP(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, withoutx
any indicator.
The 12-hour/24-hour timekeeping format you select in the Timekeeping Mode isx
applied in all other modes.
E-7
When the setting you want to change is flashing, press3. Dto change it as
described below.
To change this setting Perform this button operation
Seconds Press Dto reset to 00.
Hour, Minutes, Year, Month, Day Press Dto increase the setting.
PressingxDwhile the seconds are in the range of 30 to 59 resets them to 00 and
adds 1 to the minutes. In the range of 00 to 29, the minutes are unchanged.
Press4. Ato exit the setting screen.
The day of the week is automatically displayed in accordance with the date (year,x
month, and day) settings.
The year can be set in the range of 2000 to 2099.x
The watch’s built-in full automatic calendar automatically makes allowances forx
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.
E-6
Timekeeping
Use the Timekeeping Mode to set and view the current
time and date.
To set the time and date
In the Timekeeping Mode, hold down1. Auntil the
seconds start to flash, which indicates the setting
screen.
Press2. Cto move the flashing in the sequence shown
below to select other settings.
Seconds Hour Minutes
Month YearDay
Seconds
Hour : Minutes
PM indicator
Month – Day
Day of week
E-5
In any mode, hold downxCfor about one second to return to the Timekeeping
Mode.
Countdown Timer
Mode Stopwatch Mode Dual Time Mode
E-4
General Guide
PressxCto change from mode to mode.
In any mode, pressxBto illuminate the display for about one second.
Timekeeping Mode Alarm Mode
Press C.
E-3
To set the Dual Time ............................................................................................. E-21
To illuminate the display....................................................................................... E-22
E-2
Procedure Lookup
The following is a handy reference list of all the operational procedures contained in
this manual.
To set the time and date ......................................................................................... E-6
To toggle between 12-hour and 24-hour timekeeping ......................................... E-8
To set an alarm time.............................................................................................. E-11
To test the alarm.................................................................................................... E-13
To turn Alarms 2through 5and the Hourly Time Signal on and off ............... E-14
To select the operation of Alarm1...................................................................... E-15
To use the countdown timer................................................................................. E-16
To set the countdown start time .......................................................................... E-17
To turn auto-repeat on and off ............................................................................. E-18
To measure times with the stopwatch................................................................. E-20
E-1
Contents
General Guide.......................................................................................................... E-4
Timekeeping............................................................................................................. E-6
Alarms ...................................................................................................................... E-9
Countdown Timer.................................................................................................. E-16
Stopwatch .............................................................................................................. E-19
Dual Time ............................................................................................................... E-21
Illumination ............................................................................................................ E-22
Reference ............................................................................................................... E-23
Specifications ........................................................................................................ E-24
MA1101-EA
E
About This Manual
Depending on the model of your watch, display textx
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 shownx
in the illustration.
Each section of this manual provides you with thex
information you need to perform operations in each
mode. Further details and technical information can be
found in the “Reference” section.

Operation Guide 3238
E-19
Stopwatch
The stopwatch lets you measure elapsed time, split times,
and two finishes.
The display range of the stopwatch is 23 hours, 59x
minutes, 59.99 seconds.
The stopwatch continues to run, restarting from zero afterx
it reaches its limit, until you stop it.
The stopwatch measurement operation continues even ifx
you exit the Stopwatch Mode.
Exiting the Stopwatch Mode while a split time is frozenx
on the display clears the split time and returns to elapsed
time measurement.
All of the operations in this section are performed in thex
Stopwatch Mode, which you enter by pressing C(page
E-5).
Seconds
Minutes
Hours
1/100 second
E-18
To turn auto-repeat on and off
In the Countdown Timer Mode, hold down1. Auntil the
hours setting of the countdown start time starts to flash,
which indicates the setting screen.
Press2. Bto toggle auto-repeat on (A.RPT displayed)
and off (A.RPT not displayed).
Note that pressingxBin the above operation also turns
on illumination.
When the end of the countdown is reached whilex
auto-repeat is on, the alarm sounds, but the countdown
restarts from the beginning without stopping. You can
stop the countdown by pressing Dand manually reset to
the start time by pressing A.
The auto-repeat indicator appears in the Countdownx
Timer Mode only.
Auto-repeat indicator
E-17
The countdown timer measurement operation continues even if you exit thex
Countdown Timer Mode.
PressxDwhile a countdown operation is in progress to pause it. Press Dagain to
resume the countdown.
To completely stop a countdown operation, first pause it (by pressingxD), and then
press A. This returns the countdown time to its starting value.
To set the countdown start time
In the Countdown Timer Mode, hold down1. Auntil the
hours setting of the countdown start time starts to flash,
which indicates the setting screen.
Press2. Cto move the flashing between the hours and
minutes settings.
While a setting is flashing, use3. Dto increase it.
To set the starting value of the countdown time to 24x
hours, set 0:00.
Press4. Ato exit the setting screen.
E-16
Countdown Timer
The countdown timer can be set within a range of one
minute to 24 hours. An alarm sounds when the countdown
reaches zero.
You can also select auto-repeat, which automaticallyx
restarts the countdown from the original value you set
whenever zero is reached.
All of the operations in this section are performed in thex
Countdown Timer Mode, which you enter by pressing C
(page E-5).
To use the countdown timer
Press Dwhile in the Countdown Timer Mode to start the
countdown timer.
When the end of the countdown is reached and auto-repeat is turned off, the alarmx
sounds for 10 seconds or until you stop it by pressing any button. The countdown
time is automatically reset to its starting value after the alarm stops.
Seconds
Minutes
Hours
E-15
To select the operation of Alarm1
In the Alarm Mode, use1. Dto select Alarm1.
Press2. Ato cycle through the available settings in the sequence shown below.
Snooze on indicator (SNZ) and Alarm1on indicator
One-time
alarm on
Snooze
alarm on Alarm off
The snooze on indicator (xSNZ) and Alarm1on indicator are displayed in all modes.
The snooze on indicator (xSNZ) flashes during the 5-minute intervals between
alarms.
The alarm indicator (Alarmx1on and/or SNZ) flashes while the alarm is sounding.
E-14
To turn Alarms 2through 5and the Hourly Time Signal on and off
In the Alarm Mode, use1. Dto select a one-time alarm
(alarm number 2through 5) or the Hourly Time Signal
(:00).
Press2. Ato toggle it on and off.
The on/off status of Alarmsx2through 5and the Hourly
Time Signal is shown by indicators along the bottom of
the displays.
The alarm on indicators and Hourly Time Signal onx
indicator are displayed in all modes.
While an alarm is sounding, the applicable alarm onx
indicator flashes on the display.
Hourly Time Signal
on indicator
Alarm on indicator
E-13
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 the snooze alarm, the alarm operation is performed a
total of seven times, every five minutes, until you turn the alarm off or change it to a
one-time alarm (page E-14).
To stop the alarm tone after it starts to sound, press any button.x
Performing any one of the following operations during a 5-minute interval betweenx
snooze alarms cancels the current snooze alarm operation.
Displaying the Timekeeping Mode setting screen (page E-6)
Displaying the alarm1setting screen (page E-11)
To test the alarm
In the Alarm Mode, hold down Dto sound the alarm.
E-12
Press3. Cto move the flashing in the sequence shown below to select other
settings.
Hour Minutes Month Day
While a setting is flashing, press4. Dto increase it.
To set an alarm that does not include a month (Daily alarm, Monthly alarm), setxx
for the month. Press Duntil the xmark appears (between 12 and 1) while month
setting is flashing.
To set an alarm that does not include a day (Daily alarm, 1-Month alarm), setxxx
for the day. Press Duntil the xx mark appears (between the end of the month
and 1) while the day setting is flashing.
When setting the alarm time using the 12-hour format, take care to set the timex
correctly as a.m. or p.m. (Pindicator).
Press5. Ato exit the setting screen.
E-11
To set an alarm time
In the Alarm Mode, use1. Dto scroll through the alarm
screens until the one whose time you want to set is
displayed.
x1 x2 x3
x5 x4:00
To set a one-time alarm, display one of the screens indicated by an alarm numberx
from 2through 5. To set the snooze alarm, display the screen indicated by1.
After you select an alarm, hold down2. Auntil the hour setting of the alarm time
starts to flash, which indicates the setting screen.
This operation automatically turns on the alarm.x
E-10
Alarm Types
The alarm type is determined by the settings you make, as described below.
xDaily alarm
Set the hour and minutes for the alarm time. This type of setting causes the alarm to
sound everyday at the time you set.
xDate alarm
Set the month, day, hour and minutes for the alarm time. This type of setting causes
the alarm to sound at the specific time, on the specific date you set.
x1-Month alarm
Set the month, hour and minutes for the alarm time. This type of setting causes the
alarm to sound everyday at time you set, only during the month you set.
xMonthly alarm
Set the day, hour and minutes for the alarm time. This type of setting causes the
alarm to sound every month at time you set, on the day you set.

Operation Guide 3238
E-25
Dual Time: Hour, minutes, seconds, p.m. (P)
Illumination: LED (light-emitting diode)
Battery: One lithium battery (Type: CR2025)
Approximately 10 years on type CR2025 (assuming alarm operation 10 sec./day,
and one illumination operation 1.5 sec./day)
E-24
Specifications
Accuracy at normal temperature: ±30 seconds a month
Timekeeping: Hour, minutes, seconds, p.m. (P), month, day, day of the week
Time system: Switchable between 12-hour and 24-hour formats
Calendar system: Full Auto-calendar pre-programmed from the year 2000 to 2099
Alarms: 5 Multi-function*alarms (Four one-time alarms; one snooze/one-time alarm);
Hourly Time Signal
* Alarm type: Daily alarm, Date alarm, 1-month alarm, Monthly alarm
Countdown Timer
Measuring unit: 1 second
Input range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
Other: Auto-repeat function
Stopwatch
Measuring unit: 1/100 of a second
Measuring capacity: 23:59' 59.99"
Measuring modes: Elapsed time, split time, two finishes
E-23
Reference
This section contains more detailed and technical information about watch operation.
It also contains important precautions and notes about the various features and
functions of this watch.
Auto return features
If you leave a screen with flashing digits for two or three minutes without performing
any operation, the watch automatically saves any settings you have made up to that
point and exits the setting screen.
Data and Setting Scrolling
The Dbutton is used to scroll through setting screen data on the display. Holding
down this button during a scroll operation scrolls through the data at high speed.
E-22
Illumination
An LED (light-emitting diode) and a light guide panel
illuminate the entire display for easy reading in the dark.
Illumination may be hard to see when viewed under directx
sunlight.
Illumination turns off automatically whenever an alarmx
sounds.
Frequent use of illumination runs down the battery life.x
To illuminate the display
In any mode, press Bto illuminate the display for about
one second.
E-21
Dual Time
The Dual Time Mode lets you keep track of time in a different time zone.
In the Dual Time Mode, the seconds count is synchronized with the seconds countx
of the Timekeeping Mode.
To set the Dual Time
Press1. Cto enter the Dual Time Mode (page E-5).
In the Dual Time Mode, hold down2. Auntil the hour
setting starts to flash, which indicates the setting screen.
Press3. Cto change the selection in the following
sequence.
Hour Minutes
Press4. Dto increase the setting.
Press5. Ato exit the setting screen.
Seconds
Hour : Minutes
E-20
To measure times with the stopwatch
Elapsed time
DD D D A
Start Stop Re-start Stop Clear
Split time
DA A D A
Start Split
(SPL displayed)
Split release Stop Clear
Two Finishes
DA D A A
Start Split
First runner
finishes.
Display time of
first runner.
Stop
Second runner
finishes.
Split release
Display time of
second runner.
Clear